A compressor is provided in which a rotary member suspended on a stationary member is rotated to compress a refrigerant. The rotary member is suspended on a first stationary member and rotatably supported on a second stationary member spaced apart from the first stationary member, to thereby achieve structural stability, improve operation reliability, and reduce vibration. The components can be easily centered and assembled with an excellent assembly property. In addition, a mounting structure of an elastically-supported vane is improved to ensure lubrication performance and operation reliability. Moreover, a mounting structure of a roller-incorporated vane is improved to reduce vibration and prevent refrigerant leakage, which leads to high compression efficiency.

A tire inflation system including a drive mechanism having a rotational axis, a pump cavity positioned a radial distance away from the axis of rotation, and a force translator coupling the rotational axis to the pump cavity. The drive mechanism includes a cam comprising an arcuate bearing surface having a non-uniform curvature, the cam rotatable about the rotational axis, and an eccentric mass couple to the cam that offsets a center of mass of the drive mechanism from the rotational axis. The pump cavity is rotatably coupled to the cam, wherein the pump cavity includes an actuating element and a chamber. The force translator couples the arcuate bearing surface to the actuating element, wherein the force translator includes an axis having an arcuate position fixed to an arcuate position of the pump cavity.

A compressor is provided and may include a shell, a motor assembly, a drive shaft, a first compression mechanism, and a second compression mechanism. The motor assembly may be disposed within the shell. The drive shaft may be powered by the motor assembly. The first compression mechanism may be disposed within the shell and may be driven by the motor assembly. The second compression mechanism may be driven by the motor assembly.

A periphery coating unit performs a scan-in process of moving a resist liquid nozzle 27 from an outside of an edge Wb of a wafer W to a position above a periphery region Wc of the wafer W while rotating the wafer W and discharging a resist liquid from the resist liquid nozzle 27; and a scan-out process of moving the resist liquid nozzle 27 from the position above the periphery region Wc of the wafer W to the outside of the edge Wb of the wafer W while rotating the wafer W and discharging the resist liquid from the resist liquid nozzle 27. Further, in the scan-out process, the resist liquid nozzle 27 is moved at a speed v2 lower than a speed v3 at which the resist liquid is moved to a side of the edge Wb of the wafer W.

A camera module with a lens barrel containing a lens, and a lens carrier that slidably receives the lens barrel. Each of the exterior surface of the lens barrel and the interior surface of the lens carrier include a seating surface formed thereon. One of the exterior surface of the lens barrel and the interior surface of the lens carrier include a plurality of protrusions for controlling the relative position of the lens barrel and the lens carrier. The other of the exterior surface of the lens barrel and the interior surface of the lens carrier include a plurality of channels that are sized and arranged so as to slidably receive the protrusions to allow for the lens barrel to be slid into the lens carrier. The channels also each include a transverse section to allow the lens barrel to be pivoted about an optical axis of the lens barrel.

An image capture apparatus comprises an inclination detection unit which detects an inclination of the image capture apparatus, a display unit which displays the inclination of the image capture apparatus, and a predetermined reference orientation set for the image capture apparatus, a still state determination unit which determines that the image capture apparatus is in a still state, if a variation of the inclination falls within a predetermined range, and a reference orientation setting unit which sets the reference orientation of the image capture apparatus, wherein the reference orientation setting unit does not set the reference orientation if the still state determination unit determines that the image capture apparatus is not in the still state.

The CPU acquires the output of an angular velocity sensor and performs image shake correction. An angle 1 calculating unit integrates a signal from which an offset component is removed to calculate an angle 1. An angular velocity subtraction amount calculating unit calculates an angular velocity subtraction amount based on a signal obtained by subtracting a first offset from the output of the angular velocity sensor and a signal obtained by subtracting a second offset from the output of the angle 2 calculating unit. An angle 2 calculating unit integrates a signal obtained by subtracting the angular velocity subtraction amount from the output of the angular velocity sensor to calculate an angle 2. The CPU performs image shake correction based on the angle 1 prior to operation of a release SW, whereas the CPU performs image shake correction based on the angle 2 after operation of the release SW.

An imaging apparatus for performing wireless communication with an external device. An instruction transmitting unit transmits an operation instruction to the external device. A response signal receiving unit receives a response signal from the external device. A first controlling unit starts a first operation relating to an imaging process in a case that a first time passes from a point of receiving the response signal by the response signal receiving unit. The external device executes a second operation relating to the imaging process in a case that a second time passes from a point of transmitting the response signal from the external device to the imaging apparatus.

A wireless camera apparatus includes a power supply track and a wireless camera device detachably installed on the power supply track. The wireless camera device has a camera module and a linking module fixed on the camera module. The linking module has a connecting unit and a conductive unit electrically connected to the camera module. When the wireless camera device is installed on the power supply track, the connecting unit is coupled to the power supply track, and the conductive unit is electrically connected to the power supply track. Thus, the instant disclosure provides the wireless camera apparatus, which is adjustable to any position of the power supply track according to the user's demand. Besides, the instant disclosure further provides a wireless camera device.

A method of reducing light damage in a shutterless imaging device includes receiving a signal from a hardware device. The signal from the hardware devices is analyzed. In response to the analysis of the signal from the hardware device, a lens of the shutterless imaging device is adjusted. Adjusting the lens spreads out energy of far-field image light incident on an image sensor of the shutterless imaging device.

The dual camera allows continuous wireless transmission of image data through radio waves to outside picture processing devices and continuous capture of images on frames of camera film rolls. A radio wave transmission attachment transmits image data though radio waves to outside picture processing devices. Several housing compartments of the dual camera receive camera film rolls. When images are captured on all frames of one camera film roll, a detachable housing compartment door is operable so that the camera film roll may be removed. While the camera film roll is being removed, the dual camera may simultaneously capture images on a remaining camera film roll in a filming position and the radio wave transmission attachment may transmit image data to outside picture processing devices without exposing the camera film roll in the filming position. Alternatively, a cable transmits radio wave image data to outside picture processing devices. An image radio wave converter of the dual camera converts photograph image data into radio wave image data.

A system for capturing images in a booth. The system includes a network, a server communicatively coupled to the network, the server comprising a database operable to store images. The system further includes a booth communicatively coupled to the network, the booth comprising an input device operable to receive one or more inputs from a user, a camera operable to capture one or more images of the user, a display operable to present the one or more images, and a booth computer operable to transmit the one or more images to the server.

A swinging bob toy having three bobs constrained on a string, the middle bob being slideably constrained between the two end bobs, and at least one of the bobs being reversibly separable into two partial bobs. A wide variety of new tricks and maneuvers are made possible by the separability of the bobs. The two partial bobs have roughly the same weight thereby providing balanced orbits. Each of the two partial bobs slides less easily along the string than a non-separated bob. The two partial bobs have roughly the same diameter along at least one axis thereby allowing visual illusions to be performed.

A head structure of a robot according to the invention includes a first motor and a second motor so supported side by side within a head of the robot that output shafts are positioned coaxially with each other; a left elastic frame that is so driven by the first motor and one end of which is so fitted as to be rotatable around the output shaft and the other end of which extending in a perpendicular direction from the output shaft is supported by a trunk of the robot; and a right elastic frame that is so driven by the second motor and one end of which is so fitted as to be rotatable around the output shaft and the other end of which extending side by side with the left elastic frame from the output shaft is supported by the trunk.

An improved set of toy building or construction blocks, each block having a substantially square cross-section and a generally rectilinear configuration. Incorporated into the structure of the individual toy blocks are transversely oriented slots, grooves and protrusions of predetermined size and location. The slots, grooves and protrusions of pre-determined size and location are of either male or female configuration disposed medially along one or more plane of each block. When the male protrusion of one block is introduced perpendicular to the female slot of one end of another block, a frictional engagement is created resulting in a right angle. When the male protrusion of one block is introduced to the female slot in a linear fashion the result is a line segment. Joining a plurality of said toy building or construction blocks using various perpendicular connections in conjunction with linear connections results in the stable formation of construction or geometric structures without the use of fasteners or other connecting elements.

An apparatus includes a housing, a rotational motor situated within the housing, an eccentric load adapted to be rotated by the rotational motor, and a plurality of legs each having a leg base and a leg tip at a distal end relative to the leg base. The legs are coupled to the housing at the leg base and include at least one driving leg constructed from a flexible material and configured to cause the apparatus to move in a direction generally defined by an offset between the leg base and the leg tip as the rotational motor rotates the eccentric load.

Disclosed herein is a mini-figure that may be used with existing and standard toy block systems and also have the appearance of a sports figure. Improvements over traditional mini-figures include additional separate components in the arms and feet, an optional variation in torso shape, accessories which create visual impression of sports figures in natural use, unique markings identifiable by specific player or production, and a unique method of marketing and distribution.

A toy figure is provided that incorporates an articulated armature, the armature including a torso member and multiple limbs, where each limb may be the same or different, and each limb includes at least one limb segment. Each limb segment includes two longitudinal primary plates that intersect approximately orthogonally, and a plurality of substantially parallel secondary plates that intersect with and are approximately orthogonal to both primary plates. The outer edges of the primary and secondary plates of each limb segment substantially define a shape and a volume for that limb portion of the toy figure. The articulated armature is surrounded by a resilient body material to simulate flesh.

In some embodiments, a kit includes a slide device and an action figure coupled to the slide device. The kit also includes a tool configured to modify a shape of a base material such that a path that has a non-zero height is defined within the base material. The action figure and the slide device can collectively slide down at least a portion of the path when disposed on the path. The base material can be, for example, snow or sand. In some embodiments, the tool can include tool body having a length dimension, a width dimension and a height dimension. The length dimension can be greater than the width dimension and the height dimension can be greater than at least half a height dimension of the slide device and the action figure collectively. A handle can be coupled to the tool body.

A model aircraft control and receiving device in a housing, comprising an electronic, gyroscopic multi-axis programmable flight attitude controller, having control inputs for a plurality of control channels and inputs for gyroscope signals, wherein the flight attitude controller provides at least one input for a receiver module disposed inside or outside of the housing of the flight attitude controller. The device may be used in a method for controlling and stabilizing a model helicopter, wherein the control comprises a self-learning function and/or the control comprises a coupling of the tail controller to the swashplate controller and/or the control comprises a stopping support function.

A toy is provided, the toy having: an action figure with a pair of appendages movably secured thereto for movement between a first separated position and a second un-separated position; a pair of accessories removably secured to the pair of appendages; and wherein the pair of accessories are configured to be secured to each other and form an item when the pair of appendages are in the second un-separated position and the pair of accessories are secured to the pair of appendages.

An optical active fiber is configured with an asymmetrically-shaped core having at least one long axis and a shortest axis which extends transversely to the long axis. The outmost cladding of the active fiber is configured with a marking indicating the orientation of the short axis. The marking allows for bending the fiber so that the shortest axis extends along and lies in the plane of the bend thereby minimizing distortion of a mode which is guided by the asymmetrically-shaped core as light propagates along the bend.

A microlaser system includes an optical source, a microlaser, an actuator switch, and a photovoltaic power source. The microlaser, which includes a control element, is optically pumped by at least a portion of light emitted by the optical source. The actuator switch is configured to be activated by a triggering event. Furthermore, the photovoltaic power source is coupled in a series connection with the actuator switch and the control element, the series connection configured to connect the photovoltaic power source to the control element of the microlaser when the actuator switch is activated by the triggering event.

The existing diodes in an LED or laser diode package are used to measure the junction temperature of the LED or laser diode. The light or laser emissions of a diode are switched off by removing the operational drive current applied to the diode package. A reference current, which can be lower the operational drive current, is applied to the diode package. The resulting forward voltage of the diode is measured using a voltage measurement circuit. Using the inherent current-voltage-temperature relationship of the diode, the actual junction temperature of the diode can be determined. The resulting forward voltage can be used in a feedback loop to provide temperature regulation of the diode package, with or without determining the actual junction temperature. The measured forward voltage of a photodiode or the emissions diode in a diode package can be used to determine the junction temperature of the emissions diode.

An interposer (support substrate) for an opto-electronic assembly is formed to include a thermally-isolated region where temperature-sensitive devices (such as, for example, laser diodes) may be positioned and operate independent of temperature fluctuations in other areas of the assembly. The thermal isolation is achieved by forming a boundary of dielectric material through the thickness of the interposer, the periphery of the dielectric defining the boundary between the thermally isolated region and the remainder of the assembly. A thermo-electric cooler can be used in conjunction with the temperature-sensitive device(s) to stabilize the operation of these devices.

A temperature-compensated laser driving circuit for driving a laser component is provided. The temperature-compensated laser driving circuit includes: a temperature compensation circuit, configured to generate a second current based on a first current and a temperature-independent current; and a modulation current generating circuit, configured to generate a modulation current based on the second current, and calibrate optical power output of the laser component based on the modulation current. The first current is proportional to the absolute temperature. The second current and the first current have a slope relative to the absolute temperature respectively, and the slope of the second current relative to the absolute temperature is larger than of the slope of the first current relative to the absolute temperature.

The invention relates to an optical resonator, laser apparatus and a method of generating a laser beam inside an optical resonator. The optical resonator (100) includes an optical cavity (102) and an optical element (104.1, 104.2) at either end thereof, operable to sustain a light beam (108) therein, characterized in that each optical element (104.1, 104.2) is a phase-only optical element operable to alter a mode of the beam (108) as it propagates along the length of the optical resonator (100), such that in use the beam (108) at one end of the optical resonator (100) has a Gaussian profile while the beam (108) at the other end of the optical resonator (100) has a non-Gaussian profile.

An intra-cavity frequency doubled OPS-laser includes a laser-resonator terminated by a plane mirror and a mirror-structure of an OPS-chip. The resonator is folded by three fold-mirrors. The fold-mirrors are supported on a vibration-isolation plate supported by isolation posts above a base-plate. The plane mirror and the mirror-structure of the OPS-chip are mounted back to back on opposite parallel surfaces of a mounting block. The mounting-block is supported on the base-plate and extends through an aperture in the vibration-isolation plate. Movement of the vibration-isolation plate with respect to the base-plate does not change the resonator length.

An EUV light generation system includes a driver laser comprising a master oscillator such as a semiconductor laser, a spatial filter, gas slab amplification devices, relay optical systems, and high-speed axial-flow amplifiers. The slab amplification devices include beam adjusting optical units disposed, respectively, at input and output sides of the slab amplifiers SA to convert the beam profile and/or polarization direction and/or an elongated direction of the beam profile with the slab amplifiers is parallel to a free space axis AF of the slab waveguides, i.e. parallel to the discharge electrodes.

A method for quasi-synchronous tuning of wavelength or frequency of grating external-cavity semiconductor laser and a corresponding semiconductor laser are provided. A grating or mirror is rotated around a quasi-synchronous tuning point (Pq) as rotation center, so as to achieve the frequency selections by grating and resonance cavity in quasi-synchronous tuning, wherein the angle of the line between the quasi-synchronous tuning point (Pq) and a conventional synchronous tuning point (P0) with respect to the direction of light incident on the grating is determined according to the angle difference between the incidence angle and diffraction angle of light on the grating. According to present invention, approximately synchronous tuning of laser is achieved with a simple and flexible design.

A method for generation of electromagnetic radiation has the following method steps: generation of electromagnetic radiation at a useful frequency,division of the electromagnetic radiation into a useful beam and a secondary beam,frequency shift of the electromagnetic radiation of the secondary beam,control of the useful frequency as determined by a manipulated variable, wherein the manipulated variable is derived from the frequency-shifted radiation of the secondary beam.

An optical gain architecture includes a pump source and a pump aperture. The architecture also includes a gain region including a gain element operable to amplify light at a laser wavelength. The gain region is characterized by a first side intersecting an optical path, a second side opposing the first side, a third side adjacent the first and second sides, and a fourth side opposing the third side. The architecture further includes a dichroic section disposed between the pump aperture and the first side of the gain region. The dichroic section is characterized by low reflectance at a pump wavelength and high reflectance at the laser wavelength. The architecture additionally includes a first cladding section proximate to the third side of the gain region and a second cladding section proximate to the fourth side of the gain region.

Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same.

A method for providing a feedback circuit for a three dimensional projector. First and second input devices and a sensor for determining the rotational speed of the second input device are provided. A control device for controlling the rotational speed of the second input device and a phase locked loop (PLL) are provided. A phase reference signal is created based on the signal rate of the first input device. A phase signal is created based on the rotational speed of the second input device. The PLL compares the phase reference signal and the phase feedback signal to determine whether the first input device and the second input device are synchronized. A signal is sent to the control device for the second input device to change the rotational speed of the second input device in response to determining that the first input device and the second input device are not synchronized.

Various embodiments of a photonic device and fabrication method thereof are provided. In one aspect, a device includes a substrate, a current confinement layer disposed on the substrate, an absorption layer disposed in the current confinement layer, and an electrical contact layer disposed on the absorption layer. The current confinement layer is doped in a pattern and configured to reduce dark current in the device. The photonic device may be a photodiode or a laser.

The invention provides a laser converter for converting a laser radiation of shorter wavelength to a laser radiation of longer wavelength using a single stage conversion. The laser converter comprises a laser diode for emitting a laser radiation in a first wavelength range, a cylindrical microlens for transferring and focusing the laser radiation to a laser chip and the laser chip for absorbing the laser radiation and emitting the laser radiation in a second wavelength range.

A device including one or more layers with lateral regions configured to facilitate the transmission of radiation through the layer and lateral regions configured to facilitate current flow through the layer is provided. The layer can comprise a short period superlattice, which includes barriers alternating with wells. In this case, the barriers can include both transparent regions, which are configured to reduce an amount of radiation that is absorbed in the layer, and higher conductive regions, which are configured to keep the voltage drop across the layer within a desired range.

Disclosed is an ASE-free continuously tunable external resonator laser in which reduction in tuning range and decrease in output are suppressed. The external resonator laser comprises: a fixed support body which has a half mirror that partially reflects incident light and partially transmits incident light fixed therein; and a rotatory support body which is rotatably supported by the fixed support body by way of a shaft, and which has a laser chip that emits light, a collimator lens that collimates light emitted from the laser chip, and a diffraction grating that diffracts light emitted from the laser chip, fixed therein.

A semiconductor laser produces infrared radiation suitable for jamming a heat seeking missile, wherein a wavelength of the radiation is in a range of 2-5 microns, and the laser has a semiconductor lasing medium of Pb1-xSexPb1-xSnxSe or Ga0.84In0.16As0.14Sb0.86. These materials can be doped to provide a p/n junction, wherein the laser is excitable by electric current passing through the p/n junction. The third one of these materials can be constructed also as a uniform undoped slab which is excitable optically. Cooling of the lasing medium is accomplished by use of a lithium heat sink thermally coupled to the lasing medium by a diamond thermal diffuser which conducts heat from the relatively small region of the laser to spread out the thermal energy along a relatively large surface of the heat sink. Modulation circuitry is connected to the excitation apparatus to provide a pulse train of the radiation.

The present invention relates to a system and method for creating customized products using a product identification device. In some embodiments, the process involves receiving an aggregate order for yearbooks, creating a master list associated with the aggregate order and including single orders, associating at least one number with each single order, manufacturing a first portion of a yearbook for each single order with a first identifier associated with that portion and also being associated with the at least one number, manufacturing a second portion of the yearbook for the single order with a second identifier associated with that portion and also being associated with the at least one number, and combining the first portion with the second portion.

Disclosed are a scanner and an image reading apparatus including the same. The scanner can include a transparent plate, a scanning unit configured to scan a document on the transparent plate, a first sensor and a second sensor. The first sensor is positioned in a first document zone that is associated with an area in which a first document type is to be positioned based on a first alignment reference point provided on the transparent plate. The second sensor is positioned in a second document zone that is associated with an area in which a second document type of a different size is positioned based on a second alignment reference point provided on the transparent plate. The first document zone and the second document zone are non-overlapping zones. The document type and/or orientation can be determined based on the detection signals from the first and second sensors.

A wire-bound product using a double type laminated paper board and a method for manufacturing the same are disclosed. The wire-bound product employs a structure in which inner paper sheets are turned over in the rightward and leftward directions on front plates of a frame, instead a structure in which a plurality of inner paper sheets is turned over toward the rear surface of a frame, thereby allowing a user to see both surfaces of the inner paper sheets. Further, rear plates of the frame are inserted into various positions of a spring to support the front plates, thereby allowing a standing angle of the front plates of the frame to be adjustable.

A sheet processing apparatus which is capable of improving operability while suppressing an increase in apparatus size. In a front cover insertion mode, an insertion sheet for a front cover is inserted into a bundle of sheets on which images have been formed, and in a rear cover insertion mode, an insertion sheet for a rear cover is inserted into the bundle of sheets. Insertion sheets for the front cover and insertion sheets for the rear cover are set with the same orientation in a manual feed tray 105. An insertion sheet for the front cover stored in the manual feed tray 105 is conveyed to a finisher 500 in one of a face-down state and a face-up state. An insertion sheet for the rear cover stored in the manual feed tray 105 is conveyed to the finisher 500 in the other of the face-down state and the face-up state. The insertion sheets for the front cover and for the rear cover conveyed from the manual feed tray 105 and the sheets on which images have been formed are stacked on the finisher 500.

Theres is disclosed a device (10) for manufacturing a notepad (15) comprising a stack of sheets, a first side of each sheet having an adhesive to attach the first side to a reverse face of a sheet immediately facing said first side in said stack. The device (10) including a sheet feeder (20) for loading one or more loose sheets (24) of similar dimensions with the reverse face of each sheet (24) in said stack facing in the same direction and feeding each said sheet downstream of said device (10). A cutting means (40) is provided to cut each sheet (24) or a number of said sheets (24) to predetermined dimensions. An adhesive applicator (60) applies adhesive to a portion or portions of the first side of each sheet (24). A stacking means (100) stacks the cut sheets one on top of the other whereby a forming means (120) forms the cut sheets together to form the notepad (15).

Disclosed is a compressive album manufacturing apparatus in that independent areas for performing an aligning process, a heat providing process, a compressing process, and a cooling process respectively are formed in the multistage compressive album manufacturing apparatus, so that each process, which is done by hand, is merged into one, thereby rapidly manufacturing the bulk of compressive albums.

There is provided a decoloring device including a decoloring unit, a first sheet conveying unit, a first sheet feed unit, a thickness detecting unit, a decolorability determining unit, and a second sheet feed unit. The first sheet conveying unit conveys the sheet to the decoloring unit. The first sheet feed unit feeds the sheet to the first sheet conveying unit. The decolorability determining unit determines whether or not the sheet which is subject to thickness detecting is decolorable by the decoloring unit based on a detection result in the thickness detecting unit. A second sheet feed unit is disposed at a downstream side in relation to the thickness detecting unit and at an upstream side in relation to the decoloring unit in a sheet conveying path by the first sheet conveying unit and feeds the sheet to the first sheet conveying unit.

An image reading apparatus includes a reading unit, a feeding unit, a carriage holding the reading unit, a motor, a motor-side transmission gear, a feeding unit-side transmission gear, a carriage-side transmission gear, a switching gear which switches between a meshing state of meshing with the feeding unit-side transmission gear at a feeding unit-side position and a meshing state of meshing with the carriage-side transmission gear at a carriage-side position, a restraint member which applies a restraint force for restraining the switching of the switching gear, and a motor control unit which when switching the switching gear between the carriage-side position and the feeding unit-side position, executes a large torque control of controlling the motor to generate a switching torque which is larger than a moving reading torque to be generated by the motor at a time of document reading when executing a moving reading.

Methods for creating customized children's storybooks with fingerprint art using fingerprint-ready templates stored in association with a software application on a desktop computer, a tablet computer, or a smart phone. The methods include the use of preconfigured templates and prompted discussions that elicit responses from the child to create text for the storybook. The text may be generated by speech recognition software processing digital audio recordings of the child's responses. A digital image of the child's fingerprint is acquired and the fingerprint image and/or the storybook scenes are scaled to fit each other. Fingerprint-ready image templates are used to facilitate the creation of fingerprint art. A completed page image is formed by digitally inserting a fingerprint into the fingerprint-shaped area, and if desired, coloring the image or drawing a scene around the image. When the scenes are completed the software application compiles the book pages and prints the same.

An image reading apparatus includes: a reading unit; a feeding unit; a carriage; a motor-side transmission gear for transmitting power from a motor; a carriage-side transmission gear for transmitting the power to the carriage; a feeding unit-side transmission gear for transmitting the power to the feeding unit; a switching gear switched between a meshing state with the carriage-side transmission gear at a carriage-side position and a meshing state with the feeding unit-side transmission gear at a feeding unit-side position; and a control device for performing: a first switching process for meshing the switching gear with the feeding unit-side transmission gear; a second switching process for meshing the switching gear with the carriage-side transmission gear; and an initialization process of the reading unit.

A method and a device for pressing a book block over the rounded back of a book block having a longitudinal axis extending in the center and along the back. The book block is clamped between two clamping jaws of a clamping device, in a region adjacent to the back of the book block, parallel to the longitudinal axis of the back. A pressing device presses a pressing member against the back, wherein the pressing member is placed approximately in the center of the back onto the book block back. At least a section of the pressing member is then moved across the back. Once the pressing member, which is oriented parallel to the longitudinal axis of the back, is placed onto the back it then moves along at least one continuously preselected movement path over the back.