baber/WOPTO huggingface dataset:
Patent JP-H06173985-A (JP)
Title: Brake member having high frictional coefficient made of carbon composite material
Inventor: TAKAHATA MINORU
IPC: F16D69/02
Filed: 1992-12-10
Abstract: PURPOSE:To provide a brake member having a high (dynamic) frictional coefficient and made of a carbon composite material of little abrasion. CONSTITUTION:A brake member contains 30-65vol.% of carbon fiber, and has a content, a crystallite dimension Lc (002) of a carbon fiber material of 10nm or more by X-rays, elongation elasticity of 40X10<3>kgf/mm<2> or more, and thermal conductivity of 110kcal/m.hr.k or more. In the case where the carbon fiber is of a pitch type, a frictional coefficient is 0.25-0.60 when measured at 2.5-25.0m/sec of a relative slide speed with respect to a smooth plan of carbon steel. Carbon fiber obtained at 1950 deg.C or higher of the maximum temperature at the time of carbonization is used as a reinforcing member. The brake member is obtained by carbonizing, at the highest temperatures of 700-1500 deg.C, a carbon forming material having as a matrix carbon precursor, a material of an oil pitch, a coal pitch, a phenol resin or a furan resin.
Patent JP-H05161905-A (JP)
Title: Device for positioning/lubricating rolling roll
Inventor: NARISHIMA SHIGEKI
IPC: B21B28/02
Filed: 1991-12-13
Abstract: PURPOSE:To automatize positioning and application of lubricating oil to the connecting part of a rolling roll which is demounted from a rolling mill with a spindle. CONSTITUTION:Rolling rolls are rotationally driven by pressing rollers 18, 19 of a roll revolving mechanism 12 which are formed of rubber or the like against the outer periphery of the rolling rolls 1, 1a and automatically positioned to a fixed position by detecting the rotational position with a mechanism 31 for detecting the rotational position of roll which is constituted of projecting parts 32, 33 which are attached to the rolling rolls 1, 1a and proximity switches 34, 35 with which they are detected. Lubricating oil is automatically applied by pressing a lubricating oil applying mechanism 41 which is constituted of roll-like roller brushes 42, 43 against the connecting parts of the revolved rolling rolls 1, 1a with the spindles.
Patent JP-H09183881-A (JP)
Title: Water-stopping material swelling with water
Inventor: KITANO HAJIME
IPC: C08F8/44
Filed: 1995-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a water-stopping material swelling with water, composed of a specific highly water-absorbing resin and a rubber at a specific ratio, exhibiting high swelling ratio in a standing or flowing electrolyte solution such as seawater or city water, capable of keeping the water-stopping effect over a long period and useful as a civil engineering material, etc. SOLUTION: The objective water-stopping material is composed of (A) 20-200 pts.wt. of a highly water-absorbing resin absorbing 10-200 times weight of distilled water and composed of a crosslinking agent such as ethylene glycol and a neutralized material produced by reacting a copolymer of an α-olefin such as ethylene and an α,β-unsaturated carboxylic acid (anhydride) such as (meth)acrylic acid with a basic substance such as sodium hydroxide at a ratio to attain a neutralization degree of 0.1-0.5 and (B) 100 pts.wt. of a rubber such as a natural rubber.
Patent JP-H11180930-A (JP)
Title: Production of optically active trans-cyclobutanedicarboxylic acids
Inventor: DOI TAKAYUKI
IPC: C07C62/08
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To obtain the subject compound by reacting racemic-trans- cyclobutanedicarboxylic acids with an optically active amine to deposit either one diastereomeric salt and subjecting the salt to acid decomposition to directly optically resolve the racemic trans-cyclobutanedicarboxylic acids. SOLUTION: A racemic trans-cyclobutanedicarboxylic acid of formula I (R is a lower alkyl) is reacted with an optically active amine to preferentially deposit either one of diastereomer salt and the salt is decomposed with an acid to provide the objective compound of formula II or III. An optically active phenylethylamine derivative of formula IV (* is an asymmetric carbon atom; R<1> is hydrogen or benzyl; R<2> is hydrogen or phenyl; R<3> is hydrogen or methyl) is preferable as the optically active amine. The optically active amine is preferably used in an amount of 0.38-0.8 mol based on l mol compound of formula I. The reaction of the compound of formula I with the optically active amine is preferably carried out in an organic solvent, at >=0 deg.C and a temperature lower by 20 deg.C than boiling point of the solvent.
Patent JP-H10165597-A (JP)
Title: Winning ball processor for pachinko machine
Inventor: OYAMA MITSURU
IPC: A63F7/02
Filed: 1996-12-12
Abstract: PROBLEM TO BE SOLVED: To provide a winning ball processor capable of eliminating the malfunction of the discharge processing of winning balls and surely and smoothly performing the discharge processing. SOLUTION: A winning ball detector 16 and a flicker member 18 turned by an electric driving means are provided on the terminating end of a winning ball passage 14 and a first ball supporting part 21 and a second ball supporting part 22 alternately facing the winning ball passage 14 are provided on an upper part and lower part at the flicker member 18. Then, relating to this winning ball processor 15 for dropping the winning ball B1 supported by the first ball supporting part 21 by turning the flicker member 18 and discharging it to a discharge passage 19 while supporting it by the second ball supporting part 22, the second ball supporting part 22 is provided on a position for supporting the winning ball B1 dropped from the first ball supporting part 21 almost right below the ball center.
Patent JP-H05163239-A (JP)
Title: Production of n-arylmaleimides
Inventor: YAMAMOTO TOSHIHIDE
IPC: C07B61/00
Filed: 1991-12-18
Abstract: PURPOSE:To produce high-purity maleimides in one step reaction and high yield from maleic anhydride using a solvent capable of readily carrying out separation and recovery of maleimide and an inexpensive acid catalyst. CONSTITUTION:Sulfuric acids which are previously used as acid catalysts are subjected to azeotropic dehydration together with an aromatic organic solvent and after dehydration, an aprotic polar solvent and a maleic anhydride are added thereto and the mixture is refluxed. After starting reflux, aromatic primary amines are dropwise added thereto while eliminating the produced water to produce the objective N-arylmaleimides of the formula (R<1> to R<5> are H, halogen, NO2, OH, COOH, 1-6C alkyl, alkoxy, phenyl or sulfone).
Patent JP-H10185564-A (JP)
Title: Method for measuring wave height
Inventor: IWASAKI MINEO
IPC: G01C13/00
Filed: 1996-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring a wave height whereby data can be processed without using an integration, measurement accuracy is not influenced by an accuracy of a set position of an apparatus to a buoy and high measurement accuracy is obtained. SOLUTION: A fixed station B for receiving radio waves emitted from a GPS artificial satellite P is set at a known position on the ground, and three receivers 13a, 13b, 13c for receiving the radio waves from the GPS artificial satellite P are set at a discuss buoy 11. A relative position of the receiver 13a, 13b, 13c on the discuss buoy 11 to the fixed station B is obtained according to a static positioning method. Then, a change of the relative position is measured according to a kinematic positioning method, based on which a wave height and a wave direction are calculated.
Patent JP-H07185368-A (JP)
Title: Rice washing device and three-way selector valve for the same
Inventor: SHIMOTORI SHINZO
IPC: A23L7/10
Filed: 1993-12-27
Abstract: PURPOSE:To provide a three-way selector valve which selects circulation and transportation for washing and permits easy production and easy maintenance as the three-way selector valve for a rice washing device which washes rice by using a jet pump. CONSTITUTION:Two outflow ports (valve seats) a, b are formed to face each other in a valve box 11 and a spherical valve body 13 which is formed to a size to close the valve seats and is provided with a surface formed of a cushion material is mounted at a turning valve stem 12 which turns in both valve seat directions.
Patent JP-2000162895-A (JP)
Title: Image-forming device
Inventor: TOMIZAWA TAKASHI
IPC: G03G15/16
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To realize stable multi-transfer by reducing re-transfer in a multi- transfer system. SOLUTION: A toner removal means 100 for the surface of a transfer material is provided right downstream of a transfer area. The toner removal means 100 has an outside roller 101 and an inside roller 102 on both side of a transfer drum 8. The reverse-transferred toner t among the toner, of which a toner image transferred to the transfer material P has been formed, is transferred by the application of a bias to the outside roller 101 from a power source 105, and is further, scraped off by a scraper 103, and is stored in a removed-toner box 104.
Patent JP-H09173760-A (JP)
Title: Air filter
Inventor: TAKAHASHI TSUTOMU
IPC: C08J9/00
Filed: 1995-12-27
Abstract: PROBLEM TO BE SOLVED: To obtain an air filter applicable to the removal of particulate and microorganisms and useful for the air conditioning of a plant related to electronics and requiring cleanness by forming many pores each having a specified pore diameter at a specified porosity in a film of p-oriented arom. polyamide. SOLUTION: This air filter is made of a porous film of p-oriented arom. polyamide excellent in heat resistance, rigidity and strength and having >=70% porosity, >=90% of the pores in one face of the film have 0.1-5μm diameter each and >=90% of the pores in other face have 0.5-20μm diameter each. The structure of the porous film is different in pore diameter in the film thickness direction. This air filter is used for air conditioning and is especially fit for the clean room of a plant related to electronics, a drug manufacturing plant, medical facilities, etc., where even requiring cleanness.
Patent JP-H09184752-A (JP)
Title: Metering device
Inventor: TSUKASA FUMISUKE
IPC: G01G23/10
Filed: 1995-12-29
Abstract: PROBLEM TO BE SOLVED: To improve the operating efficiency of a metering device. SOLUTION: A metering device receives an object to be metered being supplied from a supply hopper 23 with a metering hopper 27 and detects its weight using a weight detector 31 and combines and delivers the object to be metered based on the detected weight. In this case, the displacement of a hopper support part 31 of each weight detector 31 when the metering hopper 27 receives the object to be metered and delivers the object to be metered is regulated by a regulating device 32 and weight is quickly detected. Also, the opening of the lower opening of the hopper body of the supply hopper 23 and the metering hopper 27 becomes larger as they are directed downward, thus reducing the discharge time of the object to be metered.
Patent JP-2000186072-A (JP)
Title: Production of chemical product
Inventor: PERSSON HAKAN
IPC: C07C409/26
Filed: 1999-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing peracetic acid by reacting hydrogen peroxide with acetic acid in an aqueous reaction medium. SOLUTION: This invention relates to a method for producing peracetic acid, in which hydrogen peroxide and acetic acid are continuously supplied to an aqueous reaction medium in a reaction vessel 1 and reacted in the reaction medium to give peracetic acid and the peracetic acid is continuously eliminated by distillation. Supply of acetic acid is regulated based on the fixed value of the temperature of the reaction medium.
Patent JP-H09171049-A (JP)
Title: Leak detector
Inventor: OKUBO HIDESHI
IPC: G01R29/16
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To detect the leak of a power line for a large current by using a small and low-cost apparatus. SOLUTION: A current-shunting conductor 2 which shunts the current of every power line in order to supply electric power to a load is installed. A core 3 at which the current-shunting conductor is arranged and installed as a primary-side winding is installed. A coil 4 as a secondary-side conductor is arranged and installed at the core. A current as a leak detection signal flows to the coil when a leak from the power line is generated.
Patent JP-H07198953-A (JP)
Title: Light emitting material
Inventor: KOIKE YASUHIRO
IPC: G02B5/02
Filed: 1993-12-28
Abstract: PURPOSE:To obtain a light emitting body which uniformly emits light entering in the body in all directions and uniformly emits light as a whole. CONSTITUTION:A light scattering body 2 consists of a transparent matrix 2a and a transparent material 2b uniformly dispersed in the matrix. The transparent material 2b has different refractive index from that of the matrix. Light is made to enter through the one end of the body and emitted through the whole surface of the body. The light emitting body 1 is obtd. by inserting the light scattering body 2 into a light transmitting cylinder 3 having a larger inner diameter than the outer diameter of the light scattering body 2. At least either of the inner or outer wall or both of the walls of the cylinder 3 are roughened.
Patent JP-H05169469-A (JP)
Title: Production of curved decorative panel
Inventor: NISHIO JIRO
IPC: B29C39/10
Filed: 1991-12-19
Abstract: PURPOSE:To produce an inexpensive lightweight curved decorative panel by using a flat wooden panel as a core material. CONSTITUTION:A substrate 3 is formed by bonding a flexible sheet to a wooden flat panel 10 and mutually parallel cut grooves 11 are formed to the flat panel 10 at a predetermined interval. Thereafter, the substrate 3 is curved in the direction crossing the cut grooves 11 at a right angle and temporarily fastened to the protruding part 13 having a pillar surface of a protruding mold 12 on the side of the flexible sheet 2. Then, a recessed mold 17 equipped with a recessed part 16 having a pillar surface is covered with the protruding mold 12 and a synthetic resin fluid 20 is injected in the cavity 18 formed between the recessed mold 17 and the substrate 3 and subsequently cured to detach a curved decorative panel 1 from both molds 12, 17. By this constitution, the curved decorative panel having high dimensional accuracy and hard to generate a secular change can be produced.
Patent JP-H10181155-A (JP)
Title: Printer
Inventor: NIIMURA MOTOYUKI
IPC: G03G21/04
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To facilitate the replacement of ROM by forming an opening for allowing the disposition of ROM to expose between a conductive plate member covering a part of a printed board and a main body case, and coating detachably a conductive coating plate on the opening. SOLUTION: A cover plate 3 is provided at the main body 1 of a serial printer so as to cover a part of a printed board 2. A paper guide plate 10 is fixed thereon as a conductive plate 10, and an opening 8 is made for exposing a disposition place of ROM 7 of a printed board between a folded piece 4 formed by folding an end part on this side of the cover plate 3 and a main body case 6. In the case of replacing ROM 7, it is conducted by removing the cover plate 3 from the opening 8. This not only can facilitate a replacement work of ROM, but also can protect the inner part thereof positively by covering the opening with the cover plate at all times.
Patent JP-H05175890-A (JP)
Title: Method of transmitting information in building
Inventor: ITAMI TAKASHI
IPC: H04B7/24
Filed: 1991-12-24
Abstract: PURPOSE:To provide the method of transmitting information in any building which can easily be installed while saving labor, is preferable for saving labor and is profitable for cost as well. CONSTITUTION:A space communicating the upper and lower floors of a body structure 3 is defined as a transmission line S for radio transmission, a transmitting antenna 70 is arranged on the housetop 30, and directional radio waves W are transmitted to the ground. On the ground side, a radio wave absorbing member 9 is arranged to prevent the radio waves W from being reflected/ scattered. Then, a receiving antenna 80 is disposed from any desired floor to the transmission line S so as to receive the radio waves W. Since this method depends on the radio communication, it is not necessary to lay the transmission line, it is enough only to simply arrange the transmitting and receiving antennas 70 and 80 and as the result, the information to be transmitted can easily be transmitted to the desired floor.
Patent JP-2001172936-A (JP)
Title: Ground face protection structure and construction method therefor
Inventor: ONO MASANORI
IPC: E02B3/12
Filed: 1999-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a ground protection structure which is excellent in workability and strength and can efficiently protect the ground face of a slope face or a flat face. SOLUTION: A water pervious sheet (nonwoven fabric) 1, and a resin net 2 are laid on a slope face or a flat face and synthetic resin-made form 4, or 5 connected to each other is arranged on the net 2. Concrete is placed between the form 4 or into the form 5 to form a set body and constitute a revetment or a floor protection structure. These structures can resist efficiently against external forces since the concrete set body and the net are integrally formed. The surface of the structure can be covered with earth cover 8 and when a nonwoven fabric 9 is laid on the earth cover 8 on the slope face, arborous trees can be planted.
Patent JP-H11181866-A (JP)
Title: Human body private part washing device
Inventor: SUGIYAMA YUJI
IPC: E03D9/08
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To minimize a clearance between a nozzle and a cylinder, enable the miniaturization of the cylinder and, at the same time, to limit a clamping margin by seal members to one place to facilitate the control of the clamping margin. SOLUTION: A washing cylinder is constituted of first cylinder 221, second cylinder 222 and third cylinder 223, movable nozzles 210 are stored in the first cyliner, second cyliner and third cylinder, seal members S are arranged in a storage between both first and second cyliners, and first flange 214 and second flange 215 are formed respectively in first nozzle and second nozzle of the movable nozzles. Then, when washing water is supplied, the first flange and second flange are capable of being contacted to first joint section 224 between both first and second cylinders and second joint section 225 between both second and third cylinders, washing water is supplied, and sealing is made between both first and second flanges.
Patent JP-H05174568-A (JP)
Title: First in/first out memory
Inventor: NAKANO TOMOMI
IPC: G11C7/00
Filed: 1991-12-20
Abstract: PURPOSE:To utilize a holding capacity of data effectively by common use of an FIFO holding data. CONSTITUTION:An attribute code generation circuit 115 generates an attribute code 116 containing information indicating the presence of data and information to identify which of output ports 107 and 109 is given an output based on an input control signal 103 and an input data 101 inputted from an input port 102 is held by a data holding circuit 104 as paired with the attribute code. At the outputting, the attribute code 116 added to a held data 123 is collated with individual codes 121 and 122 determined for each of output ports 107 and 109 and the data are picked up sequentially at each output port. After the picking up of the data, an F/F 125 is reset to hold the attribute code picked up. A shift control means 105 judges that the stage at which the contents of the F/F125 are reset is vacant as the data are already taken out and fills the vacant stage by shifting from the first stage to the stage involved.
Patent JP-H05154183-A (JP)
Title: Acupressure spot pressing device
Inventor: SATO ATSUHIKO
IPC: A61H39/04
Filed: 1991-11-30
Abstract: PURPOSE:To elastically project projections for pressing of the acupressure spot pressing device from the top end of a shaft-shaped body by utilizing the repulsion forces of plural permanent magnets. CONSTITUTION:A cavity part 3 is formed in the shaft-shaped body 1 having the many pyramidal projections 2 on the outer periphery. The 1st and 2nd permanent magnets 4, 6 are disposed in this cavity part 3 in such a manner that the same poles face each other. The projections for pressing energized with elastic force forward by the 2nd permanent magnet are projected freely advancealy and retreatably from a hole 11 formed at the front end of the shaft- shaped body 1.
Patent JP-H11173417-A (JP)
Title: Piston for internal combustion engine
Inventor: KATAGIRI NOBUHIRO
IPC: F01M1/06
Filed: 1997-12-10
Abstract: PROBLEM TO BE SOLVED: To provide a piston for an internal combustion engine capable of improving lubrication effectively utilizing lubricating oil which reaches a hollow inside of a piston pin. SOLUTION: A hollow cylindrical shaped piston pin 11 is mounted in a piston pin hole 10 of a piston 1. A snap ring 15 for restricting movement of an axial direction of the piston pin 11 is arranged on an end part of the piston pin hole 10. A damming plate 17 for covering a part of the hollow hole 14 of the piston pin 11 apart from an opening end side is arranged on an end part of the piston pin hole 10 arranged on a position apart from the snap ring 15. An annular clearance 20 is formed between the plate 17 and the snap ring 15, and an oil reserving part 21 communicated with the annular clearance 20 is formed in the hollow hole 14 of the piston pin 11.  A communicating groove 22 for communicating the inside of the annular clearance 20 with between an inner circumferential surface of the piston pin hole 10 and an outer peripheral surface of the piston pin 11, is formed on an inner circumference of the piston hole 10.
Patent JP-H11191950-A (JP)
Title: Armature construction of flat motor
Inventor: TEZUKA TAKETOSHI
IPC: H02K23/54
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To reduce size and weight to a minimum, by extending end portion of an outer peripheral side of a frame holding one or a plurality of coreless armature coils in a peripheral direction, and moving the center of gravity to the outer side, thereby smoothening the rotation during starting. SOLUTION: At a pivot portion 13 of a resin frame 11, commutators 14a to 14d are provided by dividing a circle into four portions and at its center a shaft hole 15 as a center of rotation of an armature is made. A coreless armature coil 12 is made to a one-turn coil with the shape almost corresponding to the shape of a resin frame 11, and the open angle θ1 of both side edges is set to 90 degrees. Two each in the direction of diagonal line, 14a and 14c and 14b and 14d are respectively connected in common. A winding end portion 25 at the inner side of a coreless armature coil 12 is connected to a winding end portion 26 at outer side. By providing a wing portion 18 as stated above, and moving the center of gravity of the armature 10 to the outer side and applying it to a flat motor, greater vibration can be obtained.