baber/WOPTO huggingface dataset:
Patent JP-2004518900-A (JP)
Title: 直接噴射式内燃機関の燃料システム用の高圧燃料ポンプ、燃料システム並びに内燃機関
IPC: F04B1/04
Filed: 2002-04-05
Abstract: 高圧燃料ポンプ（１０）は、直接噴射式内燃機関の燃料システムのために使用される。該高圧燃料ポンプはケーシング（１４，３２）を有している。更に低圧入口（１６）と吐出室（２０）が設けられている。該吐出室（２０）内で燃料が圧縮される。更にまた、前記吐出室（２０）を前記低圧入口（１６）に対して画定するインサート体（３８）が設けられている。該インサート体（３８）内には、少なくとも１つの半径方向の流動通路（４８）が設けられている。軸方向で前記インサート体（３８）はケーシング（３２）に支持されている。高圧燃料ポンプ（１０）は更にまた、高圧出口（１８）を有している。高圧燃料ポンプ（１０）の製作費を削減するために本発明の提案によれば、半径方向の流動通路（４８）が、インサート体（３８）の軸方向終端面（４４）内の凹所によって画定される。
Patent JP-2004527546-A (JP)
Title: 新しい化合物
IPC: A61P3/10
Filed: 2002-04-18
Abstract: 本発明は、インスリン抵抗性に伴う臨床的症状において用途を有する、ある種の新規なグアニジン及びアミジン酸誘導体及び類似体、このような化合物を調製するための方法、その療法的使用及びこれらを含有する医薬的組成物に関する。
Patent JP-2004536633-A (JP)
IPC: A61F2/16
Filed: 2002-05-17
Abstract: The invention relates to a process for coating a material surface comprising the steps of:(a) providing an inorganic or organic bulk material having covalently bound to its surface initiator moieties for radical polymerization;(b) graft polymerizing a hydrophilic ethylenically unsaturated macromonomer from the bulk material surface in the presence of a biocompatible hydrophilic polymer being devoid of polymerizable ethylenically unsaturated groups and thereby entrapping said hydrophilic polymer within the polymer matrix formed by the polymerization of the macromonomer.Composite materials obtainable according to the process of the invention have desirable characteristics regarding adherence to the substrate, durability, hydrophilicity, wettability, biocompatibility and permeability and are thus useful for the manufacture of biomedical articles such as ophthalmic devices.
Patent JP-2004221193-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: NONAKA YOSHINORI
IPC: H01L29/861
Filed: 2003-01-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device in which the increase of a switching speed is realized, inhibiting the rise of an on-state voltage, and its manufacturing method.  <P>SOLUTION: A diode composed of an anode region 1, a cathode region 2 and a low-concentration region 3 formed between the anode region 1 and the cathode region 2, crystal defects are formed in a junction neighboring region of the anode region 1 and the low-concentration region 3 and in the cathode region 2. Both these crystal defects are formed by irradiating charged particles from the cathode region 2 side.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004218806-A (JP)
Title: Planetary gear type power unit
Inventor: OKUBO SUSUMU
IPC: F16H57/02
Filed: 2003-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a planetary gear type power unit capable of reducing a co-rotating phenomenon and steadily rotating a supporting body.  <P>SOLUTION: The planetary gear type power unit 60 reduces power of an input shaft 61 and transmits it to an output shaft 65 when braking with a braking means 68, and does not transmit the power of the input shaft 61 to the output shaft 65 by racing a ring gear 66 when not braking. An outer diameter of the tabular supporting body 64 is set to be larger than a pitch circle 66b of the ring gear 66, and an oil level 81 of lubricating oil 69 stored in a casing 17 is set to be below the ring gear 66 and above the supporting body 64. Viscosity resistance caused by the lubricating oil can be increased so that the outer diameter of the tabular supporting body is set to be larger than the pitch circle of the ring gear. Resistance of the ring gear caused by the lubricating oil can be reduced so that the oil level of the lubricating oil stored in the casing is set to be below the ring gear and above the supporting body.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004224460-A (JP)
Title: Sheet storing device and image forming apparatus
Inventor: KAWANISHI MINORU
IPC: B65H1/26
Filed: 2003-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To easily load a sheet on a sheet loading means.  <P>SOLUTION: This sheet storing device 32 is provided with a device main body 33, a sheet storing vessel 150 stored in the device main body 33 to load sheets in it, a front door 110 provided in the device main body 33 so as to open and close it, and a connection mechanism 130 connecting the sheet storage vessel 150 with the front door and protruding the sheet storage vessel 150 from the device main body 33 when opening the front door. Since the sheet storage vessel 150 protrudes from the device main body 33 in the interlocking relationship by the connection mechanism 130 when opening the front door 110, sheets can be easily supplied into the sheet storage vessel 150.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004225778-A (JP)
Title: Sealing unit
Inventor: KONDO YOSUKE
IPC: F16J15/28
Filed: 2003-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing unit prepared into a circular gap between a shaft member and an outer enclosure member, which is capable of assuring a high sealing capability for a long term from an initial stage of mounting.  <P>SOLUTION: The sealing unit 10 such as a seal used for a high pressure fuel injection pump has a gap S1 between an outer periphery and a sealing face of a first circular member 40 and an inner periphery and a sealing face of a second circular member 50 in a contact face 43B (53B) of the first circular member 40 and the second circular member 50. The first circular member 40 and the second circular member 50 are made of a material with high rigidity such as metal, resin or the like.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004222953-A (JP)
Title: Indwelling stent
Inventor: NAKANO RYOJI
IPC: A61M29/02
Filed: 2003-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a medical indwelling stent used for preventing or treating the vascular hyperproliferation disease, reducing the restricture and solving various problems of the treatment methods for the vascular stricture such as the angioplasty (PTA and PTCA) treating it by inflating a small-size balloon in the blood vessel as a minimally invasive treatment method, which causes repeated stricture (restricture) at a high probability, while a technique indwelling the stent is recently diffused as a method for reducing the restricture rate, however, the stent indwelling technique also causes the restricture at a frequency of approximately 20-30%, and a drug use of covering the stent for restricting the blockage is tried, however, the restricture still occurs at high frequency.  <P>SOLUTION: This indwelling stent is so formed that the organism indwelling stent surface is provided with at least two layers of a layer including immunosuppressive agent and a layer including antiinflammatory agent.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004227697-A (JP)
Title: Optical disk drive
Inventor: WADA KOZO
IPC: G11B7/00
Filed: 2003-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To shorten a period of time from the time when a user performs an input operation for a reproduction start until an optical disk is actually started to be played.  <P>SOLUTION: A cutoff frequency (Fca) of an RF signal and a boost amount (Bt) in an equalizer circuit 5 are detected without waiting for the rotation speed of the optical disk 10 set in the main body to reach a rotation speed (Vb) in a reproduction mode, and the rotation speed (Va) of the optical disk 10 at the time of this detection is used to calculate and set a cutoff frequency (Fc) in which jitter of the RF signal is optimum by Fc = Fca + k(Vb-Va) when the optical disk 10 is rotated at the rotation speed (Vb) in the reproduction mode. That shortens the period of time from the time when the user performs an input operation for a reproduction start until reproduction is actually started to improve convenience.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003264155-A (JP)
Title: Vapor growth method
Inventor: MANABE KATSUHIDE
IPC: H01L21/205
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vapor growth method which enables vapor growth, on a sapphire substrate, of high-quality gallium nitride compound semiconductor crystals having small place dependences.  <P>SOLUTION: Reaction gas is supplied so as to flow uniformly from one end of the crystal growing surface of a sapphire substrate 50 to the other end, using a liner tube 12 having a flat shape just in front of the sapphire substrate 50. Since the reaction gas can be uniformly supplied to the crystal growing surface of the sapphire substrate 50, high-quality gallium nitride compound semiconductor crystals whose place dependences are small grow on the sapphire substrate 50.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240615-A (JP)
Title: Sensor manifold for flow sensing venturi
Inventor: ARMY DONALD E JR
IPC: G01F1/40
Filed: 2003-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flow sensing venturi device wherein replacement of a sensor is simplified.  <P>SOLUTION: This flow sensing venturi device 10 includes a venturi body 16 and a manifold 18 mounted thereon. The manifold 18 is thermally isolated from the venturi body 16. A plurality of detector ports 24 are formed in the manifold 18, hold each sensor 20, respectively, and are communicated with the middle between one or a plurality of passages 26H, 26L and the sensors 20. The passages are communicated with a single high pressure sensing line 32 and a single low pressure sensing line 36. The high pressure sensing line 32 and the low pressure sensing line 36 draw out a high pressure region and a low pressure region in the venturi body 16, respectively. The sensors 20 are screwed respectively into the manifold 18 to impart an airtight connection for two independent detector input ports 44, 46. Hereby exchange of each sensor 20 becomes very simple.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004232612-A (JP)
Title: Camshaft
Inventor: KIKUOKA SHINICHIRO
IPC: F01L1/08
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a camshaft capable of restricting deterioration of seating force of a valve due to vibration of a base circular part of a cam.  <P>SOLUTION: This camshaft 25 is provided with a shaft part 27 to connect journal parts 26 adjoining each other, and a cam 28 having a cam surface 29 provided on the shaft part 27, and comprising a nose part 29b and the base circular part 29a. Cross section of the shaft part 27 is formed in such a way that bend rigidity of the shaft part 27 becomes smaller in a crossing direction to a cam center line CL passing the center of the nose part 29b and the center of the base circular part 29a in the cam 28 corresponding to the shaft part 27.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004235121-A (JP)
Title: Vacuum circuit breaker
Inventor: NISHIJIMA AKIRA
IPC: H01H33/66
Filed: 2003-02-03
Abstract: <P>PROBLEM TO BE SOLVED: To solve the following problem: a vacuum vessel cannot be miniaturized, since electrodes are made of copper and a copper alloy material, but their withstand voltage characteristics in vacuum is low, in a vacuum circuit breaker.  <P>SOLUTION: The vacuum vessel 2 of this vacuum circuit breaker 1 is composed of a metallic tube 3, an insulating tube 4 and a metallic seal part 5. A fixed electrode 6 and a movable electrode 7 in the vacuum vessel 2 are disposed in a space surrounded by the metallic tube 3. Electric field shields 13A, 13B of stainless steel are disposed around the electrodes 6, 7 facing the metallic tube 3. Thereby, dielectric strength between the peripheral ends of the electrodes 6, 7 and the metallic tube 3 increases, and the vacuum vessel 2 can be miniaturized.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237824-A (JP)
Title: Electromagnetic suspension device for vehicle
Inventor: HIO KOJI
IPC: B60G13/14
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electromagnetic suspension device for a vehicle capable of passively coping with an input not to be controlled while performing active control on the input to be controlled, facilitating the active control, and improving energy efficiency.  <P>SOLUTION: The electromagnetic suspension device for the vehicle is provided with an electromagnetic actuator 4 interposed between an upper side of a spring and a lower side of the spring in parallel with a spring element 7 and driven by an electric motor 8, and a motor controller 17 calculating a displacement input to the electromagnetic actuator 4 and controlling the electric motor 8 to have optimum damping force in accordance with the displacement input. An electric damping element (an electric resistor 20 or an electric resonant circuit 21) passively generating the damping force with the generative braking of the electric motor 8 with respect to the displacement input from the lower side of the spring is connected to a control circuit of the electric motor 8 in parallel.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004239718-A (JP)
Title: Shape measuring method of backing pad, polishing method of workpiece, and shape measuring device for backing pad
Inventor: TSUCHIYA TOSHIHIRO
IPC: B24B37/04
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shape measuring method and a measuring device for backing pad capable of performing highly accurate and highly reliable measurement of the surface shape of a backing pad by measuring the surface shape of the backing pad stuck onto a polishing head in a condition similar to the polishing state of a workpiece.  <P>SOLUTION: In this shape measuring method of backing pad for measuring the surface shape of a backing pad stuck onto a workpiece holding part of the polishing head in a polishing device by using a displacement measuring means, the displacement measuring means is brought into contact with the backing pad to thereby apply a vertical stress to the contact part, and while applying a force in the rotational direction to the polishing head and/or the displacement measuring means in order to apply a shearing stress to the contact part between the backing pad and the displacement measuring means, the surface shape of the backing pad is measured.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003307671-A (JP)
Title: Single focus lens
Inventor: SATO KENICHI
IPC: G02B13/00
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a single focus lens which has excellent performance suitable to, specially, a compact high-resolution digital camera although the constitution is simple.  <P>SOLUTION: This single focus lens is composed of, in order from the object side, a negative 1st lens G1 which has a concave surface on the image side, a stop St, a positive 2nd lens G2 which has a convex on the object side, a negative 3rd lens G3 which has a concave surface on the object side, and a 4th lens G4 which has a convex, aspherical surface on the image side in a paraxial area such that the refractive power of the lens becomes weaker toward the edge of the lens. Further, specified conditional expressions (1) and (2) are preferably satisfied. Consequently, the excellent performance is obtained which is suitable to the compact high-resolution digital camera although the constitution is simple.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004241674-A (JP)
Title: Optical pickup/receiver apparatus
Inventor: OBA MAKOTO
IPC: H01L31/02
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical pickup/receiver apparatus which can mount an optical pickup/receiver element without solder reflow.  <P>SOLUTION: The optical pickup/receiver apparatus 1 is provided with a blocking member 6 which can be opened or closed with respect to a substrate 2, and a socket 3 for accommodating the optical pickup/receiver element 4. By closing the blocking member 6, projections (conductors) 7 provided to the blocking member 6 are brought into contact with L-shaped electrodes 9 of the element 4. Consequently, the element 4 is electrically connected to the substrate 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237642-A (JP)
Title: Ceramic sintered compact with metallized layer and its manufacturing method
Inventor: HIROSE YOSHIYUKI
IPC: H05K3/40
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ceramic sintered compact which is free from the generation of cracks in a via part or the ceramics around the via part in a ceramic substrate with the via part formed thereon, and a method for manufacturing this ceramic compact.  <P>SOLUTION: This method manufactures the ceramic sintered compact with a metallized layer by perforating a through hole in a ceramic green sheet composed mainly of a ceramic powder and simultaneously sintering the whole paste containing a metal powder and a solvent after filling the interior of the through hole with the paste. In this method, the ceramic sintered compact with a metallized layer is obtained by charging the paste into a process to dry the solvent of the paste within 20 minutes of the packing of the paste. The ceramic sintered compact is finished by grinding or polishing a manufactured sintered compact.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241319-A (JP)
Title: Film forming device
Inventor: WATANABE HIROYUKI
IPC: C23C14/56
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To improve an operating efficiency, and to enable to quickly respond to a new process conditioning in a film forming device wherein a conveyance passage and a processing chamber are connected.  <P>SOLUTION: This film forming device 10, wherein a conveyance passage 11 of a glass substrate 1 and processing chamber are continuously provided, performs film forming processing of the glass substrate 1 sent to the processing chamber via the conveyance passage 11 while moving a line type evaporation source 2 or a substrate. A plurality of processing chambers 12a, 12b branched from the conveyance passage 11 are provided.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004242194-A (JP)
Title: Rpr network system
Inventor: HASHIMOTO MASANORI
IPC: H04L12/42
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To dispense with a flag and an ET for identification indicating that addition of a MAC address and encapsulation of a frame are performed.  <P>SOLUTION: A bridge node transmits a MAC frame addressed to a station node by converting it into an RPR MAC frame and transmits a MAC frame addressed to a station outside a ring connected with the other bridge node by encapsulating it by the RPR MAC frame. Thus, the bridge node receives an RPR MAC frame with the encapsulated MAC frame and the station node receives the RPR MAC frame which is not encapsulated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004240367-A (JP)
Title: Silver halide color photographic sensitive material
Inventor: SAKURAGI RIE
IPC: G03C7/36
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a silver halide color photographic sensitive material containing a yellow coupler, ensuring high coloring and low fog, and excellent in storage stability as a photosensitive material and in image preservability.  <P>SOLUTION: The silver halide color photographic sensitive material contains a yellow coupler represented by formula (I): A-B, wherein A represents formulas (Ia), (Ia') or (Ia"); and B represents formula (II).  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247072-A (JP)
Title: Planer light source device
Inventor: FUKUDA YUTAKA
IPC: G02B5/02
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a planer light source with the reduced cost of parts and an assembly work as a whole by constructing it with the small number of parts.  <P>SOLUTION: A plurality of light diffusion dots 5a are printed on a reflection surface 102 of a light guide layer 10, and a reflection layer 20 is formed on the above surface by using a light reflective material. Further, a light guide plate 1 is formed by forming a light blocking layer 30 on the reflection layer 20. Two prism sheets 3a, 3b and a diffusion plate 4 are arranged at a light emission surface 101 side of the light guide plate 1, and a light source 11 and a lamp reflector 12 are arranged at a prescribed position to the light guide plate 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244734-A (JP)
Title: Metallic wire spinning machinery
Inventor: MARUYAMA TOMOYA
IPC: D01G15/88
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems that ridgeline abrasion of a working surface of a tooth is increased to cause fiber breakage and the quality of a web is deteriorated to shorten the life of a metallic wire because fibers are concentrated in one site of a curved surface having an especially small radius under high speed and high productivity when the working surface of the tooth is formed of a straight line with 60-70° working angle X and the curved surface of the tooth bottom continuous to the working surface is formed with a small radius.  <P>SOLUTION: The working surface of the tooth is composed of two curved surfaces with 2.0-3.0 mm total height A and 0.4-0.5 mm depth B of the tooth and the joining point P of the two curved surfaces is located at 15-25% of the depth B of the tooth from the apex O of the tip. The apparent working angle α of the first curved surface passing through the apex O of the tip constituting the tip part is 40-50°. The line passing through the apex O of the tip is a tangent line S and the radius Ra has 0.5-0.7 mm. The second curved surface on the side of the tooth bottom is composed so as to smoothly connect the first curved surface to the tooth bottom.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248367-A (JP)
Title: Harness sheathing member and harness cabling structure
Inventor: SUZUKI YASUHIRO
IPC: H02G11/00
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a harness sheathing member which can be inexpensively mounted at the electric wire of a wire harness with proper workability and which can be freely set at a bendable radius.  <P>SOLUTION: The harness sheathing member includes one harness protective member 10, and the other harness protective member 20 to be matched to the one harness protective member 10. The one harness protective member 10 and the other harness protective member 20 are split. The electric wire 31 is inserted into the inside 10a of the one harness protective member 10 and the inside 20a of the other harness protective member 20. A dimensional difference absorbing part 2 which can absorb a difference between the inner and outer diameters of the one harness protective member 10 and the other harness protective member 20 when the one harness protective member 10 and the other harness protective member 20 are matched and bent is provided. The dimensional difference absorbing part 2 has a locking part 3 and an engaging part 4 which deals with the locking part 3 and which can move the locking part 3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004243870-A (JP)
Title: Core supporting body for tubeless tire, its assembling method, and tire wheel assembly in which core supporting body is fitted
Inventor: YAKIDA MASANORI
IPC: B60B21/12
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a core supporting body for a tubeless tire which does not require the change of the tire shape or the rim shape and facilitates the attaching/detaching to/from an assembly of the tubeless tire and a wheel, its assembling method, and in addition, a tire wheel assembly.  <P>SOLUTION: This core supporting body for the tubeless tire is equipped with an annular core 22 which is divided circumferentially and comprises a plurality of split pieces 22a to 22c, and is constituted by connecting the split pieces into an annular shape with a string body 24 which can slide to the split pieces 22a to 22c. The core 22 under a split state is inserted in the tire 1, and at least one end part of the string body 24 is passed through a through hole 13 provided on the rim 12 of the wheel 11, and pulled out from the rim outer peripheral side to the rim inner peripheral side. After the tire 1 is incorporated in the rim 12 together with the core 22, the split pieces 22a to 22c are pulled closer to each other, and the core 22 is assembled into the annular shape. Under that state, the string body 24 is fastened to the rim 12.  <P>COPYRIGHT: (C)2004,JPO&NCIPI