Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Hirokawa, JP

Fumihito Hirokawa, Hitachi JP

Patent application numberDescriptionPublished
20080247499Natural Circulation Boiling Water Reactor And Handling Method Thereof - A handling method for a natural circulation boiling water reactor having a chimney having cylindrical chimney shell disposed above a core in a reactor pressure vessel, a plurality of square tubes disposed in the chimney shell, and a grid support plate with grid holes supporting and in communication with a lower end portion of the square tubes so that adjacent square tubes are disposed at an interval which exceeds the width of one square tube between them. The method includes steps shifting predetermined ones of the square tubes to the interval between the square tubes, and performing maintenance and inspection of members around a core via the grid holes which appear at positions from which the predetermined square tubes are taken out due to the shift of the predetermined square tubes.10-09-2008

Hiroyuki Hirokawa, Minamikoma-Gun JP

Patent application numberDescriptionPublished
20090109504Image-Capturing Apparatus and Image-Capturing System - The present invention prevents units from becoming unbalanced and falling over when an image-capturing unit is opened over an image-forming unit when an image-forming unit, image-capturing unit and document-feeding unit are stacked over each other in order. The image-capturing unit is rotatably linked to the top of the image-forming unit by a first hinge means, and the document-feeding unit having document-feeding means is rotatably linked to the top of the image-capturing unit by second hinge means. Locking means for checking rotation (opening operation of the document-feeding unit) of the second hinge means is disposed on an opposite side of the second hinge means sandwiching the document-feeding means. The locking means is composed to check the opening operation of the second hinge means when the first hinge means is opened.04-30-2009
20110051202Traveling unit driving apparatus and image reading apparatus provided with the driving apparatus - Provided is a traveling unit driving apparatus where a driving belt of the traveling unit is manufactured with ease, and concurrently therewith, can be coupled reliably to the unit in a state with high durability.03-03-2011

Hiroyuki Hirokawa, Koshu-Shi JP

Patent application numberDescriptionPublished
20110157666Image reading apparatus - To enable accurate image reading and concurrently therewith, enable a reading optical system to be varied easily in an apparatus configuration in which first and second read portions are disposed in planes inclined a predetermined angle, the apparatus has an apparatus housing 06-30-2011

Isao Hirokawa, Hamamatsu-Shi JP

Patent application numberDescriptionPublished
20100224349HEAT EXCHANGE TUBE - A heat exchange tube is constructed by forming, on a cylindrical tube peripheral wall, a plurality of projecting portions which project to an inside of the tube peripheral wall, and which are formed by pushing. The plurality of projecting portions are formed, respectively, into conical shapes across a tube axis, and are arranged along virtual spirals on the tube peripheral wall. Accordingly, it is possible to provide a heat exchange tube which facilitates formation of a plurality of projecting portions with the thickness hardly changed and without formation of protruded portions, and which is capable of contributing to enhancement of heat exchanging efficiency.09-09-2010

Jyunichi Hirokawa, Akishima-Shi JP

Patent application numberDescriptionPublished
20110134726DATE DISPLAYING APPARATUS - A date displaying apparatus includes: a rotating plate including an upper surface on which a plurality of numerals respectively indicating a plurality of dates are inscribed in a circular pattern; and a fix plate provided above the rotating plate, the fix plate having an aperture portion to expose numerals of a predetermined number, the numerals respectively indicating successive dates of a predetermined number (integer of two or more), among the plurality of numerals, wherein the numerals of the predetermined number respectively indicating the successive dates of the predetermined number are simultaneously displayed by the rotating plate and the fix plate, and the plurality of numerals respectively indicating the plurality of dates include all arrangements of the numerals of the predetermined number respectively indicating the successive dates of the predetermined number which can appear on a calendar.06-09-2011

Katsushi Hirokawa, Fuchu JP

Patent application numberDescriptionPublished
20090078364Method and Device for Performing Transfer Printing on Printed Sheets of Paper - There is provided a method and a device for performing transfer printing on printed sheets of paper, capable of reliably transferring patterns at predetermined positions on the printed sheets. The device includes a transfer section that conveys a transfer film while conveying the printed sheets and repeatedly transfers patterns of the transfer film onto the printed sheets. A tension adjusting part that adjusts tension on the transfer film is provided to transfer the patterns of the transfer film at the predetermined positions on the printed sheets.03-26-2009

Katsushi Hirokawa, Fuchu-Shi JP

Patent application numberDescriptionPublished
20090000745Surface Treatment Apparatus for Printed Sheets - It is an object of the present invention to provide a surface treatment apparatus for printed sheets that is capable of securely preventing radiation of UV rays onto printed sheets when out of use, while efficiently radiating UV rays onto printed sheets when in use. There is provided a surface treatment apparatus that includes a varnishing section for applying UV cure resin varnish on a printed sheet in a printed sheet conveying path; a cylinder for conveying a printed sheet with the UV cure resin varnish applied thereon at the varnishing section; a film pressing part for pressing a transfer film onto a printed sheet on the cylinder; and a UV radiation part for curing UV cure resin varnish of a printed sheet onto which the transfer film is being pressed by the film pressing part. The UV radiation part is positioned close to the cylinder when the film pressing part is positioned close to the impression cylinder; and the UV radiation part is positioned away from the cylinder when the film pressing part is positioned away from the cylinder.01-01-2009
20090195627Printing Method for Printing Press and Printing Press - There are provided a printing method for a printing press that includes: printing an image on a sheet of paper fed using an ultraviolet curable paint; and irradiating the ultraviolet curable paint on the printed sheet fed by selectively causing a plurality of light emitting diodes disposed at predetermined intervals across a lateral direction of the sheet to turn on in accordance with the location and size of a predetermined area of the sheet, thereby irradiating the predetermined area with ultraviolet light therefrom and curing the predetermined area.08-06-2009

Katsushi Hirokawa, Hiroshima JP

Patent application numberDescriptionPublished
20090078137Method of Winding Up Transfer Film and Device for Performing Transfer Printing on Printed Sheets of Paper - There is provided a method of winding up a transfer film and a device for performing transfer printing on printed sheets of paper, capable of eliminating the need to frequently replace the transfer film, thereby allowing the transfer film to be used over a prolonged time. According to the method of winding up a transfer film, the transfer film fed from a feed roll through a feed path is pressed onto a fed printed sheet to transfer patterns of the transfer film, and then the transfer film is wound up onto a windup roll through a windup path. During the rewind of the transfer film from the windup roll to the feed roll, a lateral position of the transfer film running along the feed path is detected, and the feed roll is moved in its axial direction to follow a lateral positional change of the transfer film.03-26-2009

Kazuharu Hirokawa, Takasago-Shi JP

Patent application numberDescriptionPublished
20110211941STRUCTURE FOR MOUNTING BETWEEN ROTATION SHAFT AND LEVER, METHOD FOR MOUNTING BETWEEN ROTATION SHAFT AND LEVER, AND FLUID MACHINE - A structure that mounts to a rotation shaft a lever that causes this rotation shaft to rotate, including a plurality of engaging members that are provided in the lever so as to be offset from the center axis of the rotation shaft, and that are capable of advancing toward and retracting from the outer periphery of the rotation shaft, and a plurality of abutted faces that are provided on the outer periphery of the rotation shaft so that the distal end faces of the plurality of engaging members respectively make contact, in which, when at least one of the engaging members and the abutted face that corresponds to that engaging member are in contact, relative rotation of the rotation shaft about the axis thereof in one direction with respect to the lever is restricted, and when another engaging member and another abutted face corresponding to the engaging member are in contact, relative rotation of the rotation shaft about the axis thereof in the other direction with respect to the lever is restricted.09-01-2011

Kazuharu Hirokawa, Takasago JP

Patent application numberDescriptionPublished
20090003968Bolt and Manufacturing Method of Bolt - The present invention provides a surface hardening portion 01-01-2009
20110268533BOLT AND MANUFACTURING METHOD OF BOLT - A bolt has a male screw with a surface hardening portion that has an increased surface hardness and that is applied with a compressive residual stress. The male screw is formed by cutting the bolt, and performing a process to provide at least on the surface of the male screw of the bolt the surface hardening portion that has increased hardness and that is applied with a compressive residual stress. As a result, the fatigue resistance of the male screw is improved and the bolt is effective for use in a portion where the male screw is subject to a repetitive stress.11-03-2011

Kazuharu Hirokawa, Hyogo JP

Patent application numberDescriptionPublished
20100220944JOURNAL BEARING - To reduce the amount of lubricating oil released (supplied) between the outer circumferential surface of a rotation shaft and the inner circumferential surfaces of pads, so as to reduce the churning loss, and to reduce the bearing loss. The journal bearing comprises: a plurality of pads arranged radially inside a lower half-carrier ring at intervals, for receiving load from the rotation shaft; and a plurality of pad stops respectively arranged at the circumferentially opposite ends of the respective pads, for restraining circumferential movements of the respective pads, wherein, among these pad stops, the pad stops other than the pad stop located in the most forward position in the axial rotation direction of the rotation shaft have functions as oiling nozzles for releasing lubricating oil between the outer circumferential surface of the rotation shaft and the inner circumferential surfaces of the pads.09-02-2010

Kazuhiko Hirokawa, Ashigarakami-Gun JP

Patent application numberDescriptionPublished
20100092885IMAGE FORMING MATERIAL - An image forming material includes a perimidine-substituted squarylium dye that has a structure represented by the following formula (I) and shows diffraction peaks at least at Bragg angles (2θ±0.2°) of 17.7°, 19.9°, 22.1°, 23.2° and 24.9° in its X-ray powder diffraction spectrum measured by irradiation with X rays generated from a Cu target with a wavelength of 1.5405 angstroms:04-15-2010

Kazuto Hirokawa, Fujisawa-Shi JP

Patent application numberDescriptionPublished
20100076588POLISHING APPARATUS AND POLISHING METHOD - A polishing apparatus is provided for polishing wafers at a high yield rate even if roll-off exists. The polishing apparatus polishes a wafer W by applying a pressure between a polishing member (polishing pad) 03-25-2010
20110014851POLISHING APPARATUS AND POLISHING METHOD - A polishing apparatus is provided for polishing wafers at a high yield rate even if roll-off exists. The polishing apparatus polishes a wafer by applying a pressure between a polishing member (polishing pad) 01-20-2011

Koichi Hirokawa, Chiba JP

Patent application numberDescriptionPublished
20080240336X-Ray Ct Apparatus - An X-ray CT apparatus of the present invention includes: an X-ray source which irradiates X-rays; an X-ray detector which is arranged oppositely to the X-ray source and detects the irradiated X-rays; a scanner having a rotary disk which rotatably supports the X-ray source and X-ray detector and a power source of the rotary disk; an image processing device which makes the scanner rotate in a state where an object is inserted in between the X-ray source and the X-ray detector to irradiate the object with X-rays from directions at a plurality of angles, and makes the X-ray detector detect X-rays transmitted through the object in directions at a plurality of angles as projection data, to reconstruct a tomographic image of the object by the use of the projection data in the directions at the plurality of angles; a display device which displays the reconstructed tomographic image; a setting device which sets X-ray irradiation condition candidate by at least one combination of a tube current and a tube voltage for power to be supplied to the X-ray source by the use of a transmission thickness of a scanning subject site of the object; and a control device which supplies the with an X-ray irradiation condition corresponding to the set X-ray irradiation condition candidate, to perform scanning, and in the X-ray CT apparatus, the setting device sets X-ray irradiation condition candidate by at least one combination of a tube current and tube voltage for power to be supplied to the X-ray source by the use of an X-ray absorption coefficient of said scanning subject site of the object, and the control device makes the display device selectably display each of the set X-ray irradiation condition candidates which is provided for a diagnosis of a requested tissue of the object, to take control such that a tomographic image of the object is taken according to the selected X-ray irradiation condition candidate.10-02-2008
20080273778Image Reconstruction Method and Tomograph - A weighting function is created according to an arbitrary bio-movement correction range and a projection data angle for back-projection (width in the view direction used for reconstruction), set by a user, by considering the degree of the bio-movement and redundancy. By using this weighting function, an image reconstruction is performed.11-06-2008
20090147919RADIOGRAPHING APPARATUS AND IMAGE PROCESSING PROGRAM - A radiographing apparatus according to an aspect of the present invention is characterized in that an image processing device comprises an acquisition device which acquires projection data of a first energy spectrum and projection data of a second energy spectrum, and a synthetic image generating device which synthesizes a first image on the basis of the projection data of the first energy spectrum, and a second image on the basis of the projection data of the second energy spectrum according to a predetermined synthetic condition, and generating a synthetic image, and a display device displays the generated synthetic image.06-11-2009

Patent applications by Koichi Hirokawa, Chiba JP

Kozo Hirokawa, Noda-Shi JP

Patent application numberDescriptionPublished
20100291623PROCESS FOR PRODUCING ALPHA-GLYCOSYLATED DIPEPTIDE AND METHOD OF ASSAYING ALPHA-GLYCOSYLATED DIPEPTIDE - The present invention relates to a method for producing α-glycated dipeptide, which comprises causing protease to act on N-terminal-glycated peptide or N-terminal-glycated protein. The present invention further relates to a method for determining the amount of α-glycated dipeptide, which comprises causing a fructosyl peptide oxidase to act on the α-glycated dipeptide obtained by the above method and then determining the amount of the thus generated hydrogen peroxide. According to the present invention, a method for producing α-glycated dipeptide is provided, which enables the simple, rapid, and efficient production of α-glycated dipeptide from glycated protein or glycated peptide. Furthermore, according to the present invention, a method for determining the amount of α-glycated dipeptide is provided, which enables to determine the amount of α-glycated dipeptide in a highly precise manner within a short time period.11-18-2010
20110136202EUKARYOTIC AMADORIASE, GENE AND RECOMBINANT DNA FOR THE EUKARYOTIC AMADORIASE, AND PROCESS FOR PRODUCTION OF THE EUKARYOTIC AMADORIASE - Disclosed are: a eukaryotic amadoriase which is prepared by introducing a mutation into DNA encoding a eukaryotic amadoriase derived from a microorganism belonging to the genus 06-09-2011

Kozo Hirokawa, Chiba JP

Patent application numberDescriptionPublished
20090011467NOVEL FRUCTOSYL PEPTIDE OXIDASE - The present invention has an object of providing a novel fructosyl peptide oxidase having superior physicochemical properties such as stability that is useful as an enzyme for clinical diagnosis, and an object of providing a method for producing the fructosyl peptide oxidase.01-08-2009
20090239239EUKARYOTIC AMADORIASE HAVING EXCELLENT THERMAL STABILITY, GENE AND RECOMBINANT DNA FOR THE EUKARYOTIC AMADORIASE, AND PROCESS FOR PRODUCTION OF EUKARYOTIC AMADORIASE HAVING EXCELLENT THERMAL STABILITY - Disclosed are: a eukaryotic amadoriase which is prepared by introducing a mutation into DNA encoding a eukaryotic amadoriase derived from a microorganism belonging to the genus 09-24-2009
20110003361NOVEL FRUCTOSYL PEPTIDE OXIDASE - The present invention has an object of providing a novel fructosyl peptide oxidase having superior physicochemical properties such as stability that is useful as an enzyme for clinical diagnosis, and an object of providing a method for producing the fructosyl peptide oxidase.01-06-2011

Patent applications by Kozo Hirokawa, Chiba JP

Mitsuaki Hirokawa, Osaka JP

Patent application numberDescriptionPublished
20100096316SPIRAL TYPE SEPARATION MEMBRANE ELEMENT - An object of the invention is to provide a spiral separation membrane element that can reduce the pressure loss of a feed-side channel and be much less vulnerable to the problem of inhibition or blockage of the flow in the feed-side channel. The spiral separation membrane element includes one or more separation membranes, one or more feed-side channel components, one or more permeation-side channel components, and a perforated hollow core tube around which the separation membranes, the feed-side channel components and the permeation-side channel components are wrapped, wherein the feed-side channel component is a net formed by fusion bonding.04-22-2010
20100108593SPIRAL TYPE SEPARATION MEMBRANE ELEMENT - An object of the invention is to provide a spiral separation membrane element that can reduce the pressure loss of a feed-side channel and be much less vulnerable to the problem of inhibition or blockage of the flow in the feed-side channel. The spiral separation membrane element includes one or more separation membranes, one or more feed-side channel components, one or more permeation-side channel components, and a perforated hollow core tube around which the separation membranes, the feed-side channel components and the permeation-side channel components are wrapped, wherein the feed-side channel component is a net formed by fusion bonding.05-06-2010

Ryosuke Hirokawa, Yamato-Shi JP

Patent application numberDescriptionPublished
20090060614Sheet discharge control system and image forming apparatus including same - A sheet discharge control system used in an image forming apparatus including an image forming unit to form a toner image on a transfer sheet includes a fixer configured to fix the toner image on the transfer sheet by passing the transfer sheet therethrough, a discharge roller located downstream of the fixer in a sheet transport direction, configured to discharge the transfer sheet onto a discharge unit, a transport unit configured to transport the transfer sheet along a transport path between the image forming unit and the discharge unit, a control unit configured to change a sheet transport speed according to one of a number in order of transport or a current position of the transfer sheet.03-05-2009

Satoshi Hirokawa, Toyama City JP

Patent application numberDescriptionPublished
20100282178Freestanding Pet Barrier - A self-supporting pet barrier comprising a front panel and two side panels, each panel having floor-contacting surfaces preferably to which a friction reducing substance has been applied is disclosed. The front and side panels preferably are attached so that the side panels can be positioned from generally perpendicularly to the front panel in use to a folded position adjacent said front panel for storage or travel. A generally triangular stabilizing leg may protrude forward from the plane of the front panel and can be attached in either the side panel or front panel.11-11-2010
20110198549Freestanding Pet Barrier - A self-supporting pet barrier comprising a front panel and two side panels, each panel having floor-contacting surfaces preferably to which a friction reducing substance has been applied is disclosed. The front and side panels preferably are attached so that the side panels can be positioned from generally perpendicularly to the front panel in use to a folded position adjacent said front panel for storage or travel. A generally triangular stabilizing leg may protrude forward from the plane of the front panel and can be attached in either the side panel or front panel.08-18-2011

Patent applications by Satoshi Hirokawa, Toyama City JP

Shigenari Hirokawa, Yokohama-Shi JP

Patent application numberDescriptionPublished
20090075946NOVEL TRITERPENIC ACID DERIVATIVE AND PREPARATION FOR EXTERNAL APPLICATION FOR SKIN COMPRISING THE SAME - In a triterpenic acid having hydroxyl groups, at least one of the hydroxyl groups is phosphorylated to produce a phosphorylated triterpenic acid and/or a salt thereof, thereby improving the solubility of the triterpenic acid in a preparation for external application for the skin and allowing the physiological activity of the triterpenic acid to be exerted satisfactorily. The phosphorylated triterpenic acid is preferably, for example, ursolic acid phosphate and/or a salt thereof. The preparation for external application for the skin is preferably a cosmetic, particularly preferably a quasi-drug.03-19-2009

Shin Hirokawa, Fukaya-Shi JP

Patent application numberDescriptionPublished
20100283979Exposure apparatus, exposing method, and device fabricating method - An exposure apparatus successively exposes each substrate of a plurality of substrates included in a lot with exposure light through a liquid. The exposure apparatus comprises: a movable substrate holding member that holds the substrate at a position whereto the exposure light can be radiated; and a liquid immersion member that is capable of forming an immersion space such that the liquid is held between the liquid immersion member and the substrate held by the substrate holding member and an optical path of the exposure light is filled with the liquid; wherein, before the start of exposure of a first substrate in the lot, the immersion space is formed between the liquid immersion member and a movable member, which is different from the first substrate, and at least one of the liquid immersion member and the movable member is cleaned.11-11-2010

Takashi Hirokawa, Chiba JP

Patent application numberDescriptionPublished
20100016597Method for producing pulverized organic compound particle - Disclosed is a method for producing pulverized particles of a crystalline organic compound which is poorly water-soluble. Also disclosed is a pulverized organic compound particle produced by such a method. Specifically disclosed is a method for producing a poor water solubility organic compound particle for medical use, which is characterized in that a poor water solubility organic compound for medical use is mixed with a physiologically acceptable salt and a physiologically acceptable polyol, and subjected to wet milling. Also specifically disclosed is a poor water solubility organic compound particle for medical use, which is produced by such a production method.01-21-2010
20110165259COMPOSITE ORGANIC COMPOUND POWDER FOR MEDICAL USE, METHOD FOR PRODUCING SAME AND SUSPENSION OF SAME - [Problem to be Solved] The purpose of present invention is to provide a medicine which has low contamination with a fine-pulverizing medium, is safe and has improved bioavailability.07-07-2011

Takashi Hirokawa, Shiroi-Shi JP

Patent application numberDescriptionPublished
20080295414Automotive weather strip - An automotive weather strip mounted on a flange at the peripheral edge of various openings in a vehicle body such as an automotive door, trunk, and back door includes a weather strip body. The weather strip body includes a coating layer having a hollow seal part, which is made of thermoplastic elastomer, and a core material having a substantially U-shaped cross section, which is made of a hard synthetic resin. A seal pad part made of thermoplastic elastomer is provided on the inner bottom surface of the core material having a substantially U-shaped cross section or on the coating layer provided on the inner bottom surface of the core material having a substantially U-shaped cross section. The seal pad part is formed with a large number of protrusions on the surface thereof facing to a flange.12-04-2008

Tetsuro Hirokawa, Osaka-Shi JP

Patent application numberDescriptionPublished
20120024866PRESSURE VESSEL AND METHOD OF MANUFACTURING THE SAME - Provided is a toroidal pressure vessel having extremely high pressure resistance. Laminating latitudinal reinforcing fiber layers (02-02-2012

Tsuyoshi Hirokawa, Shizuoka JP

Patent application numberDescriptionPublished
20110174635ELECTROLYTIC TREATMENT METHOD AND ELECTROLYTIC TREATMENT DEVICE - An electrolytic treatment method and electrolytic treatment device are provided for electrolytic treatment of an aluminum web W by applying an alternating current to an upstream electrode and a downstream electrode disposed along a conveying direction a. At least one of a conveying velocity v of the aluminum web W, a frequency f of alternating current applied at the upstream electrode and the downstream electrode, and/or a web conveying direction separation distance d2 between the upstream electrode and the downstream electrode are set such that the alternating current and voltage waveform applied to the aluminum web W at the far end of the upstream electrode and the alternating current and voltage waveform applied to the aluminum web W at the near end of the downstream electrode do not reinforce each other.07-21-2011

Yasuaki Hirokawa, Nagoya-City JP

Patent application numberDescriptionPublished
20120119649PLASMA GENERATING APPARATUS - A plasma generating apparatus includes: a power supply one of whose electrodes is connected to vacuum chamber walls of N vacuum chambers; an oscillator which outputs a pulse signal at every predetermined period; N pulse amplifying circuits which are connected in parallel to the oscillator as well as to the other electrode of the power supply, and each of which amplifies the pulse signal and supplies the amplified pulse signal to a corresponding one of N electrodes disposed in the N vacuum chambers; and at least (N−1) timing generating circuits which are connected between the oscillator and at least (N−1) pulse amplifying circuits, and which delay the pulse signal by respectively different delay times so that at any specific time, the pulse signal is supplied to only one of the pulse amplifying circuits.05-17-2012

Yasushi Hirokawa, Gunma JP

Patent application numberDescriptionPublished
20120094086EMBOSSED CARRIER TAPE AND METHOD OF PRODUCTION THEREOF - Provided are an embossed carrier tape having an embossed portion which is excellent in transparency and which has a high shape accuracy and a high buckling strength, and a method of production of the embossed carrier tape. The method of production of an embossed carrier tape comprises (a) a step of slitting a sheet which is obtained by biaxially stretching a styrene-based resin composition and which has an orientation relaxation stress of 0.2 to 0.8 MPa, measured in accordance with ASTM D-1504, into a tape-like form, (b) a step of heating only the reason of the slit tape where the embossed portion is to be formed, and (c) a step of forming an embossed portion in the heated area. Also, an embossed carrier tape manufactured by the method of production is provided.04-19-2012

Yoshimi Hirokawa, Nara-Ken JP

Patent application numberDescriptionPublished
20100249399AMIDE DERIVATIVE AND PHARMACEUTICAL COMPOSITION CONTAINING THE SAME - Disclosed is a compound having a strong affinity to serotonin-4 receptors, which is useful as an enterokinesis-promoting agent or a digestive tract function-improving agent. Specifically, disclosed is a compound represented by Formula (1) or a pharmaceutically acceptable salt thereof. Also specifically disclosed is a pharmaceutical composition containing a compound represented by Formula (1) or a pharmaceutically acceptable salt thereof. [In Formula (1), Ar represents a group represented by Formula (Ar-1) or Formula (Ar-2).]09-30-2010

Yusuke Hirokawa, Aichi-Ken JP

Patent application numberDescriptionPublished
20110101143WEBBING TAKE-UP DEVICE - A webbing take-up device that can regulate displacement of a held part such as clutch while suppressing or preventing a drop in the assembility of the held part such as clutch. A projection is formed on a bridge portion in a wall portion on the opposite side of a holding portion side. When a cover plate is attached to a frame, a base portion of the cover plate contacts a distal end of the wall portion, but at the portion where the rojection is formed, the based portion presses the projection and bends the bridge portion. By the bridge portion bending, a touching surface of the holding portion contacts a base portion of a clutch plate and regulates displacement of the clutch plate. Moreover, in a state where the bridge portion is not bending, a clearance is formed between the touching surface and the base portion when the clutch plate is disposed, so the clutch plate can be also be easily attached.05-05-2011
20120067994WEBBING RETRACTOR - In a webbing retractor, the center of a rack and rack-teeth in an axial direction of a pinion is placed on the opposite side of a leg plate side with respect to the central axis of a cylinder. The piston is acted upon by a tilting-force toward the leg plate side from the pinion. A stop portion of an upper stay is placed on another leg plate side of the leg plate. Even when the piston is acted upon by the tilting force toward the leg plate side from the pinion, the stop portion can stop the movement of the leg plate toward the other leg plate side, and tilting of the piston and the cylinder toward the leg plate side can be suppressed. Moreover, the need to increase the strength of a frame and so forth can be eliminated, so the webbing retractor can be made compact and lightweight.03-22-2012