Abstract: The present invention relates to a lamination process for producing a multilayer laminate, preferably to a lamination process for producing a photovoltaic (PV) module, and to a PV module laminate.

Abstract: The present invention provides a structural laminate component that includes first and second panels formed of a sheet material, the top and bottom edges and the lateral sides combining to form an outer perimeter edge. A core is sandwiched between the first and second panels, the core having an outer peripheral edge spaced inwardly from the outer perimeter edges of the first and second panels. An adhesive is applied between the first and second panels, the adhesive directly joining the inner surface of the first panel with the inner surface of the second panel in an area extending around and adjacent to the outer perimeter edge to form an integral frame that provides aesthetics and structure to the component.

Abstract: Methods of manufacturing composite sandwich components (100) and composite sandwich components overcome drawbacks in the prior art. For example, the large number of resin filled perforations that are unavoidable when manufacturing prior art composite sandwich components is avoided.

Abstract: A composite material for absorbing forces applied to a face of the material includes a first plurality of shaped solids and a second plurality of shaped solids arranged proximate to one another. A third plurality of shaped solids may be arranged proximate to both the first and second plurality of shaped solids, and be least partially located in a plurality of spaces formed by the arrangement of the first and second shaped solids proximate one another. One of the first, second and third pluralities of solids may be connected to a material layer, which may be a fiber or filament reinforced layer. Interstices existing between the first, second and third pluralities of shaped solids may have a resilient material therein.

Abstract: A decorative sheet includes a base material and a concave portion. The concave portion is provided on a front face of the base material. In the concave portion, a depth direction coincides with a thickness direction of the base material. The concave portion includes a first concavo-convex pattern and a second concavo-convex pattern. The first concavo-convex pattern is provided in a first region of an inner surface of the concave portion. The second concavo-convex pattern is a concavo-convex pattern different from the first concavo-convex pattern. The second concavo-convex pattern is provided in a second region of the inner surface of the concave portion which is different from the first region.

Abstract: A foil transfer apparatus that transfers foil of a foil film to a sheet, including: a heating member and a pressurizing member that nip the foil film and the sheet; a movable frame supporting one of the heating member and the pressurizing member and movable between a first position at which the one of the heating member and the pressurizing member is located at a contact position so as to contact the foil film in a mounted state in which the foil film is mounted on a housing body and a second position at which the one of the heating member and the pressurizing member is located at a spaced position so as to be spaced from the foil film in the mounted state; a cam that moves the movable frame between the first position and the second position; and a sensor that detects a position of the movable frame.

Abstract: The present disclosure provides a curved-surface laminating device and a curved-surface laminating method, for realizing lamination of a curved-surface cover plate and a flexible panel. The curved-surface laminating device comprises: a flexible profiling jig comprising a laminating surface with a shape matched with the curved-surface cover plate; a bearing film arranged between the laminating surface and the flexible panel and extending to two sides of the laminating surface, the bearing film being configured to be attached to the flexible panel; and a tensioning device in contact with the bearing film extending to the two sides of the laminating surface and configured to tension the bearing film, so that the bearing film and the laminating surface are profiled.

Abstract: The disclosure provides a core layer for an information carrying card, resulting information carrying card, and methods of making the same. A core layer for an information carrying card comprises at least one thermoplastic layer having at least one cavity, an inlay layer, and, and a crosslinked polymer composition. At least one portion of the inlayer layer is disposed inside the at least one cavity of the at least one thermoplastic layer. The crosslinked polymer composition is disposed over the at least one thermoplastic layer and contacting the inlayer layer.

Abstract: A module includes a first member with a first surface, a second member with a second surface opposed to the first surface, a first bonding agent, and a second bonding agent. The first bonding agent is provided in a first region on the second surface, and bonds the second member to the first surface with first bonding strength allowing the second member to be retained on the first surface. The second bonding agent is provided in a second region on the second surface, and bonds the second member to the first surface with second bonding strength allowing the second member to be retained on the first surface. Second curing time taken before the second bonding agent exhibits the second bonding strength by curing in a predetermined atmosphere is shorter than first curing time taken before the first bonding agent exhibits the first bonding strength by curing in the predetermined atmosphere.

Abstract: A preformed material for use in fiber-reinforced composite materials, the preformed material including one or more fiber rovings including parallel fibers wherein the fiber rovings include one or more folds in a direction parallel to the direction of the fibers and wherein the unfolded width of the fiber rovings have a width included in a range from 0.3 mm to 5 mm. The fiber density by volume may be included in a range from 10% to 75% of fibers. The thickness of a fiber roving may be included in a range from 50 ?m to 2 mm. The fiber rovings may include from 500 to 12000 fibers. The fiber rovings may include a thermoplastic polymer that forms a first bond within the one or more folds and a second bond between a first fiber roving and a second adjacent fiber roving.

Abstract: An objective of the present invention is to provide an anti-reflection film laminate which is for manufacturing an anti-reflection film having low surface reflectance and good anti-reflection properties, as well as excellent thermoformability and scratch resistance. The aforementioned problem is resolved by the following anti-reflection film laminate. This anti-reflection film laminate comprises: a first laminate having a base film that has a release surface, and an optical interference layer laminated on the release surface; and a second laminate having a substrate layer that contains a thermoplastic resin, and an uncured hardcoat layer that is laminated on one surface of the substrate layer and comprises a curable hardcoat composition. The first and second laminate bodies are pressure bonded such that the optical interference layer of the first laminate and the uncured hardcoat layer of the second laminate are in contact with each other.

Abstract: There is provided a laminated hybrid metallized polymer film for erosion protection of a composite structure. The laminated hybrid metallized polymer film includes a metal foil layer, a laminating adhesive layer underlying the metal foil layer, and a polymer film layer underlying the laminating adhesive layer. The polymer film layer is laminated to the metal foil layer with the laminating adhesive layer coupled between the metal foil layer and the polymer film layer. The laminated hybrid metallized polymer film further includes an adhesive layer underlying the polymer film layer. The adhesive layer adheres the polymer film layer to a substrate surface of the composite structure. The metal foil layer, the laminating adhesive layer, the polymer film layer, and the adhesive layer form the laminated hybrid metallized polymer film for application over and to the substrate surface of the composite structure.

Abstract: A method of decorating a metal can body and comprising printing a fine pattern onto the can body using a non-varnishable ink, and applying a varnish over the printed fine pattern while the printed non-varnishable ink remains wet. The pattern is configured to give rise to a textured pattern in the varnish once the varnish has dried.

Abstract: A method for processing a raster image file includes: receiving a raster image file comprising image data for a plurality of pixels, analyzing the image data of the raster image file, determining control data, and optionally at least one new raster image file, based on the analyzed image data, said control data being data for controlling settings of an imaging device so as to change the physical properties of generated imaged features corresponding with one or more of the plurality of pixels, and outputting the raster image file and/or the new raster image file, with the control data to an imaging device for imaging a relief precursor.

Abstract: An image formation device includes at least one frame portion supporting at least one emitter to emit airborne charges, at least one radiation element to emit radiation, and a fluid ejection device to deposit droplets of ink particles within a non-aqueous fluid carrier onto a substrate. Upon relative movement between the at least one frame portion and the substrate, the emitted airborne charges are to electrostatically fix, and the at least one radiation element is to emit radiation to cause at least further fixation of, the deposited particles relative to the substrate.

Abstract: A printing device includes: a substrate feed-out section; a substrate transport section; a storage which stores the width size of the substrate; a skew correction section including a skew sensor which detects the skew of the substrate, and adapted to correct the skew of the substrate with reference to an output of the skew sensor and the substrate width size stored in the storage; an image recording section which performs an image recording operation on the substrate; a first sensor which detects a width size-changed portion of the substrate upstream of the skew correction section with respect to the transport direction; and a controller. Upon the detection of the width size-changed portion, the controller stops the substrate skew correction while continuously transporting the substrate. After the width size-changed portion of the substrate reaches a reference position downstream of the skew correction section, the controller restarts the skew correction.

Abstract: A print device includes a head, a medium holding portion, an opening/closing cover, a feed path, a sensor, a window portion, and a blocking wall. The medium holding portion holds the medium and open to allow the medium to be taken out and put in. The opening/closing cover opens and closes an opening in the medium holding portion. The feed path extends from the medium holding portion toward the head and feeding the medium. The sensor is provided in the feed path. The window portion is provided in a position corresponding to between the sensor and the head, in a wall portion of the case, and allows the inside of the case to be seen from outside. The blocking wall is provided between the sensor and the window portion, and blocks a light coming in through the window portion toward the sensor.

Abstract: Provided is a printer including: a platen having a plurality of suction ports for sucking a recording medium, a suction fan, a suction duct configured to couple the plurality of suction ports and the suction fan to each other, and a motor, wherein the suction duct includes a cover member covering a portion of the motor, a gap is formed between the cover member and the motor, and an opening is formed in the cover member.

Abstract: A media cartridge includes: a base including: a media chamber having a mouth, and a lower portion of a media outlet; first and second wings configured to support a media spool therebetween; and a cover connected between the first and second wings, and including: an upper portion of the media outlet, and a perimeter configured to engage the mouth of the media chamber, to suspend the first and second wings within the media chamber and place the upper portion of the media outlet adjacent to the lower portion of the media outlet.

Abstract: A friction reduction system for reducing friction of an intermediate transfer member (ITM) of a printing system, while the ITM is guided along the printing system by a guiding arrangement. The friction reduction system includes a fluid reservoir mounted within the printing system, a fluid depositing arrangement disposed along the ITM, and a control mechanism, adapted to control depositing of fluid, from the fluid depositing arrangement onto the guiding arrangement or onto at least a portion of the ITM. Depositing of the fluid reduces friction between the ITM and the guiding arrangement.

Abstract: A printing device may include two printers for printing to the front side and the back side of a recording medium. The physical page length of at least one print image applied onto the front side of the recording medium is determined. The required page length of at least one print image to be applied onto the back side of the recording medium is adapted to the determined page length. At least one print line of the print image for the back side is printed repeatedly if the required page length for application of the rear print page onto the back side of the recording medium is smaller than the determined page length.

Abstract: A liquid discharge apparatus includes a liquid discharge portion having a liquid discharge port and a liquid discharge unit. The liquid discharge portion performs a liquid discharge to discharge a liquid in a liquid discharge direction. The liquid discharge unit holds the liquid discharge portion and is movable along the liquid discharge direction. The liquid discharge apparatus further includes a first driver to move the liquid discharge unit along the liquid discharge direction, a second driver to move the liquid discharge portion relative to the liquid discharge unit along the liquid discharge direction, an abnormality detector to detect an abnormality of the liquid discharge unit, and circuitry. The circuitry increases an excitation current of the first driver in response to an abnormality detection signal from the abnormality detector or an instruction to clean the liquid discharge portion, and drives the second driver after increasing the excitation current.

Abstract: At step S115, a printer control unit refers to a table using an average print duty as an input, and determines a saturation temperature and a drum preliminary heating temperature. In this example, since the saturation temperature and the preliminary heating temperature with respect to the print duty are stored as a table, the printer control unit refers to the table using the average print duty as the input, and determines the saturation temperature and the drum preliminary heating temperature. At step S120, the printer control unit investigates a current drum temperature based on a measurement result of a temperature sensor. Subsequently, at step S125, the drum is heated or cooled until it reaches, of the saturation temperature and the drum preliminary heating temperature, the temperature for which the difference with the current drum temperature is smaller.

Abstract: There is provided a liquid discharge apparatus includes a first transistor in which a second terminal and a third terminal are electrically coupled to according to a first terminal, and a second transistor in which a fifth terminal and a sixth terminal are electrically coupled to according to a fourth terminal, a first contact portion where the first terminal is in contact is smaller than a second contact portion where the second terminal is in contact, the second contact portion is smaller than a third contact portion where the third terminal is in contact, a fourth contact portion where the fourth terminal is in contact is smaller than a fifth contact portion where the fifth terminal is in contact, and the fifth contact portion is smaller than a sixth contact portion where the sixth terminal is in contact.

Abstract: There is provided a liquid discharge apparatus including: a discharge section; a first wiring for transmitting a setting information signal group that has a first setting information signal and a second setting information signal and a discharge control signal group; and a second wiring for transmitting a driving signal, in which the apparatus is configured to be operated in a first print mode in which printing is performed with a first gradation number according to the setting information signal group, and in a second print mode in which printing is performed with a second gradation number smaller than the first gradation number, and in the second print mode, the droplets are discharged from the discharge section according to the first setting information signal and the second setting information signal in which bit data of the first setting information signal is inverted.

Abstract: There is provided a liquid discharge apparatus including: a first shift register; a plurality of discharge sections configured to discharge droplets based on head control data; and a first wiring for transmitting the head control data to the first shift register, in which the apparatus is configured to be operated in a first print mode in which printing is performed with a first gradation number, and in a second print mode in which printing is performed with a second gradation number smaller than the first gradation number, based on the head control data, in the first print mode, a data size of the head control data is a sum of a first data size, a second data size, and a third data size, and in the second print mode, a data size of the head control data is a sum of the first data size and the second data size.

Abstract: Provided is a liquid discharging apparatus including a drive signal output circuit that displaces between a first potential and a second potential, and a discharging portion discharging liquid, in which the drive signal output circuit includes a modulation circuit, an amplification circuit, and a demodulation circuit that includes a first capacitor and a second capacitor and outputs a drive signal, the first potential is 25 V or higher, the first capacitor and the second capacitor are coupled to each other in parallel, a change rate of an electrostatic capacitance of the first capacitor when a direct-current voltage is supplied to the first capacitor is smaller than a change rate of an electrostatic capacitance of the second capacitor when the direct-current voltage is supplied to the second capacitor, and an equivalent series resistance component of the second capacitor is smaller than an equivalent series resistance component of the first capacitor.

Abstract: Various embodiments provide an ejection device for a fluid. The ejection device includes a first semiconductor wafer, housing, on a first side thereof, a piezoelectric actuator and an outlet channel for the fluid alongside the piezoelectric actuator; a second semiconductor wafer having, on a first side thereof, a recess and, on a second side thereof opposite to the first side, at least one inlet channel for said fluid fluidically coupled to the recess; and a dry-film coupled to a second side, opposite to the first side, of the first wafer. The first and the second wafers are coupled together so that the piezoelectric actuator and the outlet channel are set directly facing, and completely contained in, the recess that forms a reservoir for the fluid. The dry-film has an ejection nozzle.

Abstract: A liquid discharge head includes a flow passage substrate which is formed with individual flow passages, the individual flow passages including nozzles and pressure chambers communicated with the nozzles respectively, the pressure chambers being open on a surface of the flow passage substrate; a sealing member which is adhered to the surface via an adhesive and which seals the pressure chambers; and an actuator substrate which has a piezoelectric layer adhered to a surface of the sealing member on a side opposite to the flow passage substrate via an adhesive and individual electrodes formed on a side opposite to the sealing member with respect to the piezoelectric layer. The sealing member is composed of a material different from a material of the piezoelectric layer; and the surface has an adhesion area to which the sealing member is adhered and a non-adhesion area to which the sealing member is not adhered.

Abstract: There is provided liquid discharging head including individual channels, supply throttles, and return throttles formed in plates. The supply throttles are formed in first plate of the plates and the return throttles are formed in second plate of the plates. Each of the supply throttles has cross section which is rectangle having first and second sides. Each of the return throttles has cross section which is rectangle having first and second sides. The length of the first side of each of the supply throttles and the length of the first side of each of the return throttles are substantially identical. The length of the second side of each of the supply throttles and the length of the second side of each of the return throttles are substantially identical. Aspect ratio of each of the supply throttles and aspect ratio of each of the return throttles are substantially identical.

Abstract: There is provided liquid discharging head including; channel member which includes plates stacked in a first direction and adhered to each other via adhesive, and in which individual channels each including nozzle and pressure chamber communicated with the nozzle is formed. The plates include first plate and second plate adhered to adhesion surface of the first plate via the adhesive. Hollows each construct one of the individual channels are opened in the adhesion surface. The hollows are arranged side by side in second direction orthogonal to the first direction in the adhesion surface, and three or more grooves are formed in the adhesion surface between two of the hollows adjacent to each other in the second direction, each of the three or more grooves extending in third direction which is orthogonal to the first direction and which crosses the second direction.

Abstract: A nozzle cleaning apparatus includes a body part, a brush part formed on a first surface of the body part and having a size such that the brush part is inserted into a nozzle to remove foreign substances, and a drive unit for lifting the body part so that the brush part is inserted into the nozzle.

Abstract: Embodiments described herein provide for a fluid management system and a method of utilizing the fluid management system. The fluid management system includes a servicing fluid management system and an ink management system. The servicing fluid management system and the ink management system run in parallel within an inkjet chamber. The ink management system supports the flow of inkjet materials between a waste tank, one or more inkjet material supply tanks, an ink management module, and the inkjet printer. The servicing fluid management system supports the flow of servicing fluids between the waste tank, one or more servicing fluid supply tanks, a servicing fluid management module, and the inkjet printer.

Abstract: A printing-fluid cartridge is inserted into a printing-fluid consuming apparatus in an insertion direction crossing a gravitational direction and attached thereto in a first posture. The printing-fluid cartridge includes: a storage chamber, a supply portion having a supply port, an upper surface and a locking surface positioned upward of the storage chamber, an electrical interface disposed at the upper surface, and a contact surface positioned rearward relative to the supply port of the supply portion in the insertion direction in the first posture. The printing-fluid cartridge inserted in the printing-fluid consuming apparatus is movable between the first posture and a second posture. In the first posture, the locking surface engages a lock portion and the contact surface abuts against a positioning portion. In the second posture, the locking surface is positioned downward relative to the lock portion and the contact surface is separated from the positioning portion.

Abstract: In a control device, a controller sets an order condition using a plurality of sets of timing information and a plurality of index values stored in a memory. The plurality of index values is acquired from a recording device under a condition where a first cartridge is mounted in the recording device. The order condition requires that one of a latest index value and a current timing have reached corresponding one of a reference index value and a reference timing, and is set so that a second cartridge is delivered to a predetermined destination at a first timing at which the first cartridge is expected to be out of a printing agent while a tank of the recording device is expected to still accommodate the printing agent. The controller transmits an order command instructing to order the second cartridge to a relevant device after the order condition is satisfied.

Abstract: A photo-curable ink jet ink set includes an undercoating photo-curable ink jet ink containing a (meth)acrylic acid ester having a vinyl ether group expressed by general formula (I), and an overcoating photo-curable ink jet ink. The undercoating photo-curable ink jet ink has a higher surface tension than the overcoating photo-curable ink jet ink.

Abstract: According to one embodiment, there is provided a label printer in which noise is less likely to be generated when a thermal head comes into contact with a backing sheet between a label and a label. In a label printer that prints, using a thermal head including a linear heating element, on a label sheet in which labels are attached on a strip-shaped backing sheet at a predetermined interval, the thermal head is configured to swing with respect to a platen roller configured to support the label sheet at a printing position, and a guide portion includes an edge portion that is substantially parallel to a surface of the thermal head having the heating element provided thereon and that is inclined with respect to the heating element is integrally provided downstream of the thermal head in a sheet conveying direction.

Abstract: A drum (10) and thermal control system (180) in this disclosure are suitable for use in systems for thermally processing imaging media. The drum comprises a cylindrical surface (11) disposed around and parallel to an axis of rotation (A) of the drum, end plates (12) each extending orthogonally to the axis of rotation of the drum, and lamp heaters (14A-14B) extending parallel to the axis of rotation within the interior of the drum. By making use of thermal sensor measurements, the lamp heaters may be controlled to maintain a uniform dmm surface temperature.

Abstract: According to one or more embodiments, a motor driving device includes a first substrate, a motor drive circuit, a first temperature sensor, a second temperature sensor, and a controller. The first substrate is connected to a motor via a first wiring. The motor drive circuit is provided on the first substrate. The first temperature sensor is provided on the first substrate and detects a first temperature of the motor drive circuit. The second temperature sensor detects a second temperature of an ambient environment where the motor is being used. The controller controls the motor drive circuit based on the first temperature from the first temperature sensor and the second temperature from the second temperature sensor.

Abstract: A liquid discharge apparatus includes: a discharge head including nozzles; a head scanning mechanism that reciprocatingly moves the discharge head in a main scanning direction; a conveyer that conveys a recording medium in a sub-scanning direction; and a controller. In one pass, the controller executes: recording processing in which an image is formed on the recording medium by moving the discharge head in the main scanning direction and discharging liquid from the discharge head; setting processing in which the discharge head moves to a starting position of the recording processing for a subsequent pass following the one pass by changing a moving direction of the discharge head at a standstill position; and conveyance processing in which the recording medium is conveyed in the sub-scanning direction.

Abstract: A printing unit includes: three elongate printheads positioned in a staggered overlapping arrangement for spanning across a media feed path, wherein a first printhead and a second printhead are longitudinally spaced apart and positioned in a row across the media feed path and a third printhead is offset from and overlaps with both the first and second printheads; three wipers for longitudinally wiping respective printheads in a direction perpendicular to a media feed direction, each wiper being parked at one longitudinal end of its respective printhead. One of the wipers, in its parked position, is positioned in a space between the first and second printheads.

Abstract: A recording device includes a transportation path that transports a medium, a recording portion configured to move with respect to the transportation path in a direction intersecting with a recording surface of the medium, a moving mechanism that moves the recording portion, and a motor that causes the recording portion to move, and the moving mechanism includes a first member on which a first rack is formed in a moving direction of the recording portion, a first pinion gear that is engaged with the first rack, a second rack that is provided at a position facing the first rack in the recording portion, formed in the moving direction, and engaged with the first pinion gear, and a second member in which the first pinion gear is rotatably provided that is configured to move in the moving direction by receiving the power of the motor.

Abstract: A color inkjet printer includes an electrode that emits an electric field into a gap between a printhead and a media transport that carries media past the printhead. Image data generated by an optical sensor after an ink image is printed on the media is analyzed to measure at least one image quality metric. When the measured image quality metric is outside of a tolerance range, the voltage of a voltage source electrically connected to the electrode is adjusted to improve the wetting of the media type with the ink ejected by the printhead.

Abstract: A tape cartridge includes: a tape-like member including a tape body having a first edge located in a first direction, which is one side in a width direction of the tape body, and a detection projection portion projecting in the first direction from the first edge so as to be detected by the detecting portion and having a detection end at an end thereof in the first direction; a guide portion that guides feeding of the tape-like member such that the tape-like member curves along a peripheral surface of a platen roller for feeding the tape-like member; and a contact portion that makes contact with the detection end at a position where the tape-like member curves along the peripheral surface of the platen roller.

Abstract: An aqueous inkjet printer also ejects drops of UV material on an aqueous ink image and exposes the aqueous ink image and the UV material to UV radiation before passing the aqueous ink image and UV material through a thermal dryer. The exposure to UV radiation pins the UV material to the aqueous ink image and underlying substrate and the thermal dryer fixes the aqueous ink image to the substrate while releasing free radicals from the UV material. Thus, the printer produces textured prints that do not have free radicals that can irritate skin or produce noxious odors.

Abstract: An intermediate transfer member (ITM) for use in a printing system to transport an ink image from an image forming station to an impression station for transfer of the ink image from the ITM onto a printing substrate, wherein the ITM is an endless flexible belt of substantially uniform width which, during use, passes over drive and guide rollers and is guided through at least the image forming station by means of guide channels that receive formations provided on both lateral edges of the belt, wherein the formations on a first edge differ from the formations on the second edge by being configured for providing the elasticity desired to maintain the belt taut when the belt is guided through their respective lateral channels.

Abstract: A pivoting pop up article and method of making has a hinge fold positioned between a front cover and a rear cover. A displacement leaf includes a base, a leg and a tab. A base leaf couple secures the base of the displacement leaf to the front cover. The base is offset relative to the hinge fold for defining a base offset dimension between the hinge fold and the base. A first interior couple secures an interior leaf to the rear cover. A second interior couple secures the interior leaf to the rear cover. The first interior couple and the second interior couple define a channel between the rear cover and the interior leaf. The base offset dimension causes the displacement leaf to be pivoted within the channel during pivoting the front cover between a closed position and an open position for extending the tab above the rear cover.

Abstract: Disclosed are optical devices suitable as security devices for document authentication, which comprise at least one two-dimensional array of elongate laser-modified tracks extending within a document substrate that have a distinct optical refractive index compared to the unmodified substrate, which can exhibit excellent diffractive effects. Also disclosed are the use of such devices for document authentication and methods for their production.

Abstract: The present disclosure relates to a writing instrument comprising a tubular body, a reservoir for an ink composition. The writing instrument comprises a nib comprising a switchable flow material, wherein the switchable flow material is configured to switch between a fluid flow preventing condition and a fluid flow enabling condition by a stimulus. The switchable flow material is configured to control flow of the ink composition from the reservoir to or towards a writing surface.

Abstract: A mechanical pencil includes a ball chuck, a rotation drive mechanism having a rotary part and receiving an axial direction retraction operation due to writing pressure received by the lead held by the ball chuck and an axial direction advance operation due to release of the writing pressure to drive the rotary part to rotate in one direction, a feed cam face having a ring-shaped cam face vertical to the axial direction and an axial direction step part, and a slider having an abutting part abutting against the feed cam face and a holding chuck holding a lead and rotating upon receiving a rotation drive force of the rotary part, which is configured so that the lead held by the holding chuck is pulled out from the ball chuck due to the advance operation of the slider.