baber/WOPTO huggingface dataset:
Patent JP-2004016087-A (JP)
Title: Supporting apparatus for rear cover
Inventor: OKAMURA SEIICHI
IPC: A01B33/12
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a supporting apparatus for a rear cover in which the upper end side of the rear cover covering the rear of a rotary tilling part is pivoted on a machine frame side so as to vertically shake the rear cover, a rod whose front end side is pivoted on the machine frame side and which is vertically shakable is installed, the rod is inserted movably in the axial direction into a holder arranged at the rear cover side and the holder is equipped with a lock pin which is inserted into the engagement hole formed on the rod and regulates the relative movement of the rod so as to control the drop of the rear cover from the holder and with which the rear cover is readily released from a state locked in a shaken position.  <P>SOLUTION: The holder 47 is equipped with a first spring 66 for energizing the lock pin 57 in the direction for inserting the lock pin 57 into the engagement hole 56 and a second spring 67 for energizing the lock pin 57 in the direction for removing the lock pin by pulling from the engagement hole 56. The lock pin 57 is changeable from a state that the lock pin is energized by the first spring 66 and inserted into the engagement hole 56 to a state that the lock pin 57 is energized by the second spring 67 and removed from the engagement hole 56 by pulling.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003048947-A (JP)
Title: Curable polyurethane
Inventor: TURRI STEFANO
IPC: C08G18/10
Filed: 2002-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a curable elastomer maintaining the rubber-like elasticity at low temperature, and having excellent chemical resistance, excellent solvent resistance, high hardness and mechanical properties, and further to provide a molded product. SOLUTION: This curable (per)fluoro-polyether polyurethane is obtained by reacting (a) a (per)fluoro-polyether diol having 2,000-5,000 number average molecular weight with (b) a diisocyanate of the formula: OCN-R-NCO (VIA) [wherein, R is a hydrogenated and/or fluorinated group], and further reacting the product with (c) a saturated or unsaturated aliphatic hydrogenated diol, an (alkyl)alicyclic diol, an aromatic diol or an oligomer or a polymer of butadiene having 500-4,000 number average molecular weight and hydroxy terminal groups.
Patent JP-2004018807-A (JP)
Title: Polyethylene resin composition and its sheet
Inventor: AMAMIYA TAKAHIRO
IPC: C08J5/18
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyethylene resin composition having excellent flexibility and heat resistance, and simultaneously improved transparency, and its manufacturing method.  <P>SOLUTION: The polyethylene resin composition comprises 50-95 wt.% ethylene-α-olefin copolymer (A) which has a density of higher than 0.890 g/cm<SP>3</SP>to less than 0.93 cm<SP>3</SP>, a Q value (Mw/Mn) of ≤3.5, and an FR of less than 7 and meets a specified relationship between the density and the hexane extract amount and 5-50 wt.% hydrogenated product (B) of a thermoplastic styrene-diolefin block copolymer having a styrene content of 5-60 wt.%, simultaneously has an islands-sea structure in which the component (A) constitutes a continuous phase and the component (B) constitutes a dispersion phase of a number average circle-equivalent particle diameter of ≤1,000 nm, and meets a specified relationship between the density of the component (A) and the styrene content of the component (B). A sheet having excellent flexibility, heat resistance, and simultaneously transparency is obtained from the polyethylene resin composition.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004030089-A (JP)
Title: Alternating-current voltage adjusting device
Inventor: MURASE SHUGO
IPC: H02M5/12
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost AC voltage adjusting device which has high efficiency.  <P>SOLUTION: The AC voltage adjusting device which is equipped with a first AC switch 4 and a second AC switch 5 each composed of a semiconductor element and connects the secondary side of a transformer 6 for voltage adjustment between an input terminal 1b and an output terminal 3b and decreases the part of a commercial source voltage exceeding a rate value on the secondary side of the transformer to supply the voltage to a load 2 generates induced electric power on the secondary side by controlling the primary-side counterelectromotive force of the transformer 6. Consequently, the device is made lightweight and low in manufacturing cost and has high efficiency, so the AC voltage adjusting device for energy is realized which is more practical.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004026201-A (JP)
Title: Synthetic resin bottle
Inventor: TOMIZAWA KATSUMASA
IPC: B65D53/04
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a synthetic resin bottle which enables excellent sealability to be obtained between a mouth part and a plastic cap.  <P>SOLUTION: This bottle is equipped with a thermally-crystallized mouth part 2 in which an external thread part 3 is formed. The bottle is also equipped with the plastic cap 6 which is equipped with a top plate 7, a cylindrical part 8 equipped with an internal thread part 9, a side seal part 10 and a cap liner 11, and which is screwed into the mouth part 2 so as to close the bottle. The mouth part 2 is equipped with a top-plate abutting part 15 which abuts on the top plate 7 via the cap liner 11, and a side-seal abutting part 16 which abuts on the seal part 10 via the cap liner 11. The abutting part 16 is equipped with an annular protrusion 17 which is equipped with an almost semicircular cross-sectional contour, protrusively formed on the side of an outer surface and brought into pressure contact with the cap liner 11 in a part on the side of the the top plate 7 with respect to the end of the seal part 10. The annular protrusion 17 is brought into continuous contact with the abutting part 15 via a curved surface part 18 equipped with an arc-shaped cross-sectional contour, which is equipped with a radius of 0.4-0.8 mm. The annular protrusion 17 is protrusively formed in the range of 0.03-0.2 mm one one side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028760-A (JP)
Title: Material testing method in corrosive environment and detector for measuring displacement of specimen
Inventor: ITO MIKIRO
IPC: G01N3/06
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means for securing an electric insulation between a specimen and a displacement detector, that is hardly damaged without requiring a large space, so as to easily and accurately carrying out a material test such as for a stress corrosion crack.  <P>SOLUTION: An electrically insulating coating member C, preferably having a ceramics sprayed thereto, is applied to one of an extension detector 20 used for a material strength test in a corrosive environment and a contact part of the specimen 10. This prevents the extension detector 20 being installed from affecting an electric potential or an electric density distribution state depending on a material of the specimen, a stress condition and the environment. Further, a damage is not caused as in the case of an edge of a ceramic knife, thereby allowing easy setting for the test.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034757-A (JP)
Title: Dolly device
Inventor: OKAMURA TETSUO
IPC: B62B5/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dolly device capable of improving convenience by freely selecting a form corresponding to the size and shape of a load.  <P>SOLUTION: This dolly device has a loading part 10 for loading the load, a rolling wheel 12, a handle part 14, and a plurality of face plate members 24a, 24b, 24c and 24d arranged on the loading part 10. The face plate members 24a, 24b, 24c and 24d allow a free selection of a state of the loading part 10 assembled to form a storing space S for articles as necessary and a state of the loading part 10 to load the load by forming a flat loading surface T. The loading part 10 can be converted into a state corresponding to the size and shape, etc. of the load for transportation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036143-A (JP)
Title: Connecting structure of panel member
Inventor: IMAIZUMI MASAO
IPC: E04B2/72
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connecting structure of a panel member capable of being assembled in a small depth space without requiring a column member for clamping.  <P>SOLUTION: The connecting structures of the panel members are composed of female members 20 having engaging recessed sections 23 with engaging pieces 22 having elasticity while being installed at the end sections of the panel members 24 and male members 27 with pairs of engaging projecting pieces inserted into the engaging recessed sections of the female members disposed at the end sections of the adjacent panel members respectively. Parts of the male members 27 are fixed onto either ones of the left and the right of the panel members. The panel members 24 have steel plates on surfaces and rears while hollow sections are filled with a foaming agent. Since the female members are mounted within the thickness range of the panel members, the connecting structures of the panel members can be assembled in the small depth space without requiring the column members for the clamping.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040369-A (JP)
Title: Distortion-compensating device
Inventor: OKUBO YOICHI
IPC: H04B1/04
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To effectively compensate third unbalanced distortions using an upper frequency band and a lower frequency band by a distortion compensating device, to compensate the distortions generated at an amplifier 10 for amplifing signals.  <P>SOLUTION: A signal level detection means 3 detects the level of the signal to be amplified and a detection means 7 of a change direction of the signal level detects the change direction of the level of the signal. Control means 4-8 of the signal level change store the correspondence of the signal level to a signal change mode for distortion compensation regarding, when the change direction of the signal level is positive and when it is negative, and they control so as to change amplitude and phases of the signal by a signal change means 9 in the signal change mode, corresponding to the change direction of the signal level to be detected and the signal level which is detected. Updating means 11-13 for the contents of the signal change control update the contents of the correspondence so as to reduce the distortions contained in the signal after amplification.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037812-A (JP)
Title: Embedded type optical irreversible circuit device
Inventor: HATA KENJIRO
IPC: G02B27/28
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an embedded type optical irreversible circuit device having both of low insertion loss and a high reflection attenuation.  <P>SOLUTION: In an embedded type optical isolator made to function by embedding an optical element constituted by superimposing incidence side polarization glass, a Faraday rotator and emission side polarization glass in the order in an optical path direction to the optical path of an optical fiber or an optical waveguide, a groove part to insert the optical element is inclined to an optical axis. The polarization glass on the incidence side and on the emission side of the optical element to be inserted is turned to a wedge shape for which a surface on the side of the optical fiber or the optical waveguide is inclined in the almost same direction as the inclination angle of the groove part and the surface in contact with the Faraday rotator is inclined in the direction opposite to the inclination angle of the groove part. Both surfaces of the Faraday rotator are integrated with the surfaces of the polarization glass on the incidence side and on the emission side in the state of being inclined same as the the polarization glass on the incidence side and on the emission side inclined in the opposite direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034148-A (JP)
Title: Quality control system of ferrous shape memory alloy pipe joint by centrifugal casting method
Inventor: UMEMOTO KOSAKU
IPC: B22D13/02
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems that it takes time in measuring a shape memory function of a shape memory alloy, and a load on the quality control for individual products is heavy.  <P>SOLUTION: When a ferrous shape memory alloy is manufactured by a centrifugal casting method, the quality control of individual products is important. A plurality of test pieces are sampled from one or a plurality of samples belonging to the same composition range and manufactured under the same condition, the tensile strength or proof stress is detected for each test piece, a predetermined stress is exerted in each test piece to give a strain, and the test piece is heated to a predetermined temperature to measure the shape recovery ratio. A primary function to correlate individual results of the tensile strength or proof stress and each shape recovery ratio is specified, and the shape memory function of every pipe joint to be manufactured with the same composition and under the same manufacturing condition is individually estimated from the primary function to considerably save the load.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004044616-A (JP)
Title: Control unit of automatic transmission
Inventor: MIYAMOTO NOBUHIDE
IPC: F16H61/00
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To simplify a structure of an unit by decreasing control valves, hydraulic switches, solenoid valves or the like as far as possible.  <P>SOLUTION: The control unit arranging a 1st-speed gear train 11 by engaging with a 1st-speed clutch 21 comprises a CPB valve 66 switching a first position supplying oil pressure for controlling Pc(1) regulated and supplied from a first linear solenoid valve 45 to a 1st-speed clutch 21, and a second position supplying line oil pressure PL to the 1st-speed clutch 21. Position changes of the CPB valve 66 are performed by oil pressure for engaging fed from the 1st-speed clutch 21 and the oil pressure for controlling Pc(1) fed from the first linear solenoid valve 45. The oil pressure for engaging of the 1st-speed clutch 21 operates to locate the CPB valve on the second position, and the oil pressure for controlling Pc(1) fed from the first linear solenoid valve 45 operates to locate the CPB valve on the first position.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047175-A (JP)
Title: Fuel cell stack and its operating method
Inventor: IGUCHI MASARU
IPC: H01M8/02
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To evenly quickly raise a temperature of a whole of a fuel cell stack to an operating temperature.  <P>SOLUTION: The fuel cell stack 40 has a first unit cell 5a and a second unit cell 5b. Prior to steady operation, mixed gas of gaseous hydrogen and air is supplied to each cathode side electrode 3a of the first and second unit cells 5a and 5b. In a first oxygen-containing gas passage 52a of a first cathode side electrode side separator 48a composing the first unit cell 5a, the mixed gas flows toward a second oxygen-containing gas outlet passage 19b provided in a left end side from a second oxygen-containing inlet passage 18b provided in a right end side of the first cathode side electrode side separator 48a. In a second oxygen-containing gas passage 52b of a second cathode side electrode side separator 48b composing the second unit cell 5b, the mixed gas flows toward a first oxygen-containing gas outlet passage 19a provided in a right end side from a first oxygen-containing gas inlet passage 18a provided in a left end side of the second cathode side electrode side separator 48b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045715-A (JP)
Title: Fixing device
Inventor: SHIMIZU TADAFUMI
IPC: G03G15/20
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently detect a temperature with a thermostat in the case where a heat roller has an abnormal temperature in a fixing device.  <P>SOLUTION: The fixing device comprises: the heat roller 130 formed from a rotor which is an elastic metal member having flanges 300 attached to both its ends; bearings 320 which support the heat roller 130 via the flanges 300 so that the roller 130 is freely rotatable; an induction heating means 180 which is disposed opposite the peripheral face of the heat roller 130 and has an exciting coil 220 which causes the heat roller 130 to generate heat by electromagnetic induction; a heat-resistant belt 150 in the form of an endless belt stretched between a fixing roller which forms a fixing nip and the heat roller 130; and a thermostat 210 which is disposed opposite the heat roller 130 of the induction heating means 180 and stops the supply of power to an exciting coil 220 in the case of detecting an abnormal temperature of the heat roller 130. The flange 300 is made of a thermoplastic resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047793-A (JP)
Title: Polymeric ptc device and its manufacturing method
Inventor: SAKAMOTO SHINICHI
IPC: H01C7/02
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polymeric PTC device which is more reduced in manufacturing cost than usual, and to provide its manufacturing method.  <P>SOLUTION: The polymeric PTC device is used as an overcurrent protective device preventing an overcurrent from flowing through a cell or a circuit of an electronic apparatus or the like. A polymeric PTC composition composed of the polymeric PTC device is intermittently applied on metal electrode foil for the formation of the polymeric PTC device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041116-A (JP)
Title: Fish-paste product and method for producing the same
Inventor: SAITO SHUICHI
IPC: A23L17/00
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fish-paste product of firm texture despite being low in salt level thereof, and to provide a method for producing such a fish-paste product.  <P>SOLUTION: The fish-paste product is obtained by adding common salt to fish meat, mashing the resultant mixture followed by heating the mashed mixture, wherein the fish meat includes barracuda meat.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041531-A (JP)
Title: Electrode assembling device for electrostatic field fryer
Inventor: SEKI YOSHIAKI
IPC: A47J37/12
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrode assembling device for electrostatic field fryer, which enables an electrode member to be easily and quickly assembled with/disassembled from an oil tank and can be simply placed in the oil tank without restriction by a shape of the oil tank.  <P>SOLUTION: This fryer has an electrode member 10 placed in an oil tank 3 of this fryer 1 to fry and cook a food material. A high voltage is applied on the electrode member 10 by a high voltage generator equipped outside the fryer 1 to form an electrostatic field in the oil tank 3. The electrode member 10 comprises a plate shape electrode plate 11 and insulators 12, 12 to hold the electrode plate 11 so that the electrode plate 11 is placed attachably / detachably along the inside wall 2 of the oil tank 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043703-A (JP)
Title: Manufacturing method of fatty acid
Inventor: KASE MINORU
IPC: C12P7/64
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an effective method of separating a saturated fatty acid and an unsaturated fatty acid from a mixture of fatty acids by a natural separation method using a polyglycerol fatty acid ester.  <P>SOLUTION: In this manufacturing method of a saturated fatty acid and an unsaturated fatty acid, the saturated fatty acid and the unsaturated fatty acid are separated by adding and mixing a polyglycerol fatty acid ester to the feed fatty acids, then cooling to deposit a crystal. The cooling operation is carried out with a cooling rate of not higher than 4°C/h at not lower than 60% supersaturation and the cooling rate is changed in the middle of the cooling. Through the method, the saturated fatty acid and the unsaturated fatty acid in the raw material fatty acids can be naturally separated easily and efficiently.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004049278-A (JP)
Title: Automatic sewing device
Inventor: KAWASAKI KIYOSHI
IPC: D05B33/00
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To automatically sew a material to be sewn whose end on the outlet seam side is curved.  <P>SOLUTION: The automatic sewing device has an automatic feed mechanism consisting of blast tubes 11, 12 and 13 for blowing upward or downward or in both directions from the material A to be sewn, and the material A to be sewn is fed with the wind pressure generated by the blast from the blast tubes 11, 12, and 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004050223-A (JP)
Title: Brazing method for aluminum product and furnace therefor
Inventor: FUSE MASASHI
IPC: F27B9/12
Filed: 2002-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of performing brazing more economically than the conventional case by shorten heating time when an aluminum product is heated and brazed in a continuous atmospheric furnace comprising a preheating furnace and a heating furnace.  <P>SOLUTION: An aluminum product is preheated to about 500°C inside a preheating furnace before it is subjected to flux brazing inside a heating furnace. In this case, a nitrogen atmosphere inside the preheating furnace 6 is convected by a fan 15 to increase heating efficiency. Simultaneously, oxygen brought inside the preheating furnace as disturbance and diffused into the nitrogen atmosphere by the fan is contacted and reacted with the furnace inner wall 11 of the preheating furnace formed by a carbonaceous material to convert into CO, and the oxygen concentration in the nitrogen atmosphere is low retained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004049551-A (JP)
Title: Forward flexion measurement device for subject on oblong base
Inventor: TADO KENTARO
IPC: A61B5/11
Filed: 2002-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To improve the safety ensurance of a subject and reduction of burden on a measurer and of the time for the measurement.  <P>SOLUTION: A forward flexion measurement device includes a measuring part 3 with a measuring arm part 2 cantilevered in the horizontal direction and a support part 4 supporting the measuring part 3 to move in the horizontal direction perpendicular to the direction in which the measuring arm part 2 extends. A position for fixing the measuring arm part 2 in the vertical direction against the measuring part 3 is set, and the measuring arm part 2 is provided to rotate around a cantilevered base part 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053435-A (JP)
Title: Magnetostrictive torque sensor shaft and its manufacturing method
Inventor: KANEDA HIROMITSU
IPC: G01L3/10
Filed: 2002-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetostrictive torque sensor shaft, a torque sensor shaft for a magnetostrictive torque sensor, for reducing output variations caused by a temperature gradient in a torque sensor shaft.  <P>SOLUTION: The magnetostrictive torque sensor shaft 2 includes a magnetic anisotropic part 5. The magnetostrictive torque sensor shaft 2 is provided with a layer in contact with the magnetic anisotropic part 5 and having thermal conductivity higher than the material that forms the magnetic anisotropic part 5. Such magnetostrictive torque sensor shafts 2 are manufactured in this manufacturing method.  <P>COPYRIGHT: (C)2004,JPO