baber/WOPTO huggingface dataset:
Patent JP-H05320954-A (JP)
Title: Device for charging and discharging flat-plate work
Inventor: SAKAGUCHI YASUO
IPC: C23F1/08
Filed: 1992-05-21
Abstract: PURPOSE:To smoothly and horizontally deliver a flat-plate work between the asynchronously driven devices while saving the setting space. CONSTITUTION:A horizontally transported flat-plate work W is erected by a means 11 and transported to a work charging position by a means 21. The work W is charged into a basket by a means 41 at the work charging position. The basket is then transported to a work discharging position through a second lifter and an upper conveyor 51. The work W is discharged at the position by a work discharging means and horizontally sent to the succeeding stage (e.g. main device).
Patent JP-H02307050-A (JP)
Title: Gas detecting method
Inventor: KODA HIROSHI
IPC: G01N27/12
Filed: 1989-05-22
Abstract: PURPOSE:To allow the selective detection of temp. and to speed up the response to humidity as well as to reduce the electric power consumption of a sensor by periodically heating a metal oxide semiconductor with pulses of a specific width and confining the peak temp. at the time of heating to a specific range. CONSTITUTION:The metal oxide semiconductor for gas detection is periodically heated by discharging the electric charge charged in a capacitor 18 by a switch 20 and applying the heating pulses of <=1sec width to a heater 4 by using a pulse power source 12. The temp. of the metal oxide semiconductor is kept at the temp. near room temp. in the period between the heating pulse and the heating pulse and the peak temp. of the metal oxide semiconductor at the time of the heating is specified to 100 to 280 deg.C by changing the pulse density. The humidity is selectively detected by a microcomputer 30 from the resistance value of the metal oxide semiconductor at the temp. at the time of the heating or near the room temp.
Patent JP-S62285207-A (JP)
Title: Manufacture of composite magnetic head core
Inventor: ONISHI KAZUMASA
IPC: G11B5/133
Filed: 1986-06-03
Abstract: PURPOSE:To manufacture a composite magnetic head core with an excellent magnetic characteristic by using a fluid as a pressure medium so as to heat it while pressing it isotropically, keeping it for a prescribed time under a specific bonding condition, and decreasing the temperature and the pressure thereby suppressing the strain of the bonded face due to the difference in the thermal expansion rate of different kinds of bonding materials to a degree negligibly small. CONSTITUTION:In bonding an Mn-Zn ferrite sintered body 11 being a coil winding section 1 and an Fe-Al-Si group alloy sintered body 12 being a tape contact section 2, the fluid is used as a pressure medium, the temperature is raised while pressing the fluid isotropically, after the fluid is kept for a prescribed time under the bonding condition with the relation of temperature and pressure expressed in equation, the condition between the temperature and pressure expressed in equation is kept, then the temperature and pressure are decreased, where alpha(1) is the volume expansion rate of the Fe-Al-Si alloy, alpha(2) is the volume expansion rate of the Mn-Zn ferrite, K(1) is the volume compression rate of the Fe-Al-Si alloy, K(2) is the volume compression rate of the Mn-Zn ferrite, P is a gauge pressure (kgf/cm<2>) T is a temperature ( deg.C) and a TR is an initial temperature ( deg.C). Thus, the difference from the expansion rates caused in heating the sintered body is cancelled.
Patent JP-H06316884-A (JP)
Title: Metallic rope material
Inventor: NISHIDA MASAHIKO
IPC: D04B21/10
Filed: 1993-05-01
Abstract: PURPOSE:To provide a flexible metallic rope material excellent in resistance to heat and corrosion, with mesh cloth formed with metallic fine wires. CONSTITUTION:One or several metallic wire(s) made of iron, stainless steel, copper, brass or aluminum are arranged in parallel with one another and made into a mesh cloth using a knitting machine, and this mesh cloth is drawn longitudinally to obtain the objective metallic rope material in the form of a single string. This rope material is flexible, therefore being adaptable to fittings of special design or structure and usable over a wide range of applications.
Patent JP-S5353228-A (JP)
Title: Character reader
Inventor: ITSUSHIKI NORIO
IPC: G06K9/00
Filed: 1976-10-25
Abstract: PURPOSE: To enable a reading for the two-way scanning and to enhance the operation efficiency by performing a scanning with a sensor which possesses low-cost photoelectric converter elements arranged in a row and then detecting the scanning direction. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H01298028-A (JP)
Title: Illumenite powder and production thereof
Inventor: NAKAMURA TATSUYA
IPC: C01G49/00
Filed: 1988-05-25
Abstract: PURPOSE:To obtain a well-balanced particle size distribution and to improve dispersibility, work efficiency and heat resistance by hydrothermally treating an alkaline Fe(OH)2 suspension contg. Ti (III). CONSTITUTION:An alkaline Fe(OH)2 suspension of 8.0-10.0pH contg. Ti (III) (e.g., TiCl3), Fe (II) (e.g., FeSO4) and alkali (e.g., Na2CO3) is hydrothermally treated at 200-300 deg.C in an autoclave and the resulting black precipitate is separated by filtration, washed and dried to obtain illumenite powder consisting of separate particles having 0.05-2.0mum average particle size and a well-balanced particle size distribution.
Patent JP-H08307064-A (JP)
Title: Multilayer printed wiring board and its production
Inventor: TSUYOSHI HIROAKI
IPC: C09J163/00
Filed: 1995-05-01
Abstract: PURPOSE: To provide a multilayer printed wiring board, and its production method, in which high interlayer adhesion and moisture resistance are attained without causing any haloing. CONSTITUTION: The multilayer printed wiring board is provided, on one or both sides of inner layer basic material with inner layer copper circuit which is provided sequentially, on the outside, with circuits through insulation layers. Copper (I) oxide layer is formed on the surface of the inner layer copper circuit and the insulation layer contains 40-70wt.% of epoxy resin, 20-50wt.% of polyvinyl acetal, and 0.1-20wt.% of melamine or urethane resin for total resin component wherein 5-80wt.% of epoxy resin is modified rubber epoxy resin.
Patent JP-H05319936-A (JP)
Title: Sintered zrb2 composite material
Inventor: SASAKI KIMIAKI
IPC: C04B35/58
Filed: 1992-05-21
Abstract: PURPOSE:To provide a ZrB2 ceramic material having dense and homogeneous texture and excellent strength, corrosion resistance, thermal shock resistance, etc. CONSTITUTION:The material contains 20-65wt.% of zirconium diboride (ZrB2), 15-55wt.% of aluminum nitride (AlN), 5-35wt.% of boron nitride (BN) and, in addition to the above, 0.5-6wt.% of a sintering assistant consisting of one or more substances selected from among zirconium nitride (ZrN), vanadium nitride (VN), niobium nitride (NbN) and tantalum nitride (TaN).
Patent JP-S6020277-A (JP)
Title: Multiple tone wedge data compression system
Inventor: YASUDA MASAMI
IPC: G06T9/00
Filed: 1983-07-15
Abstract: PURPOSE:To transfer and hold data through compression of images with variable density by holding multiple tone wedge image data in multiple tone wedge bit picture buffers, and switching, sending and compressing tone wedge bit picture buffers. CONSTITUTION:Image data are read by the image sensor 23 and held in the image buffer 25 by changing 8-tone wedge 3-bit image data of the stamp 12 to 4 tone wedges and 2 bits at the converter 24. For image data which are held in the image buffer 25, pick-up in the prescribed manner is conducted, data are sent from the upper-rank tone wedge bit picture buffer 25a and they are sent to the registration part 2 through the circuit by compressing them at the compression part 19. Data are sent from the lower-rank tone wedge bit picture buffer 25b and sent to the registration part 2 after compression by successively switching part 26.
Patent JP-S5830464-A (JP)
Title: Control method of exhaust gas returning in spark- ignition engine
Inventor: MATSUSHITA SOUICHI
IPC: F02D21/08
Filed: 1981-08-18
Abstract: PURPOSE:To prevent an engine from lowering in charging efficiency by increasing EGR ratio in proportion to the increase of the number of revolutions of the engine and reducing the EGR ratio in the area of high-load operation. CONSTITUTION:An exhaust manifold 6 is connected to a surge tank 4 via an exhaust gas returning pipe 8, an exhaust gas returning control valve 9, and an exhaust gas returning pipe 10, and a part of exhaust gas is conducted into the surge tank 4. The exhaust gas returning control valve 9 increases EGR ratio in proportion to the increase of the number of revolutions of an engine; it keeps the maximum EGR ratio at a constant value in the area of medium load operation and reduces the above-said constrant value in proportion to the increase of the load of the engine in the area of high-load operation.
Patent JP-S619536-A (JP)
Title: Manufacture of aluminum alloy thin wire
Inventor: SAWADA KAZUO
IPC: C22C21/00
Filed: 1984-06-21
Abstract: PURPOSE:To obtain a thin wire such as winding conductor and bonding wire in which both of softening resistance and workability to thin wire are satisfied, by jetting a molten aluminum contg. prescribed quantities of V, Cr, Ti, Mn, rare earth element into cooling liquid. CONSTITUTION:Aluminum incorporated with 0.1-3wt% in total of >=one kind among V, Cr, Ti, Mn, rare earth element is heated and melted by a heater 2 in a crucible 1 of e.g. spinning apparatus in rotating liquid. Gaseous Ar is introduced into the crucible 1 from above the crucible 1, molten aluminum is jetted by the pressure from round hole at the bottom of the crucible 1 into the cooling liquid vessel formed at the inner wall surface of a rotary drum 3, to obtain an Al alloy thin wire 4. By this method, said wire having sectional shape approximated to true circle and superior in softening resistance and workability to thin wire can be obtained. By drawing the wire 4, the section is made uniform and the strength is improved.
Patent JP-H01300064-A (JP)
Title: Ignition timing controlling method for engine
Inventor: SHUDO SHINJI
IPC: F02P5/15
Filed: 1988-05-25
Abstract: PURPOSE:To enhance acceleration performance and responsiveness so as to improve high speed running performance in engine with an ignition plug by detecting the acceleration of engine, and changing the ignition timing according to the results. CONSTITUTION:An igniter 3 supplying an ignition current in a certain timing is electrically connected to an ignition plug 2 equipped at a cylinder head 1a. A sensor 5 provided at a generator is electrically connected to the igniter 3. Further, a motor 15 driving an auxiliary exhaust valve through transmission mechanism 16, 17 and a potentiometer 18 provided at the rotary shaft are electrically connected to the igniter 3, respectively. Based on the engine speed detected by the sensor 5 at every constant timing, the acceleration of engine is detected and according to the acceleration, the ignition timing of the plug 2 and motor 15 are respectively controlled by the igniter 3.
Patent JP-S6022201-A (JP)
Title: Collision preventing device
Inventor: NOZOE SHIGERU
IPC: G05B9/02
Filed: 1983-07-18
Abstract: PURPOSE:To avoid the collision between two machines which are operated at each optional position and to ensure safe operations of these machines, by limiting the shift speed of these machines in accordance with the mutual positions and directions of both machines. CONSTITUTION:The input of a cut-off preventing device 8 is applied by positions (x) and (y) of a side guide 1 and detected by position detectors 6 and 7 to be fed to the device 8. The device 8 calculates a distance 2epsilon of the guide 1 through an opening operator 9. Then speed command signals V1 and V2 are supplied to the device 8 to decide two drive speeds of the guide 1. When these command signals indicate the direction where the guide 1 is shifted to its closing direction, the device 8 limits 11 the level of the speed control signal in response to the output of the operator 9.
Patent JP-H07321958-A (JP)
Title: Cordless communication system
Inventor: OI KOICHI
IPC: H04M15/00
Filed: 1994-05-19
Abstract: PURPOSE:To grasp charging information by a PBX (private branch exchange) even when a PS (mobile station) executes direct originating call to a public network by transmitting charging information stored in a storage means to a private telephone network base station by means of a transmission means. CONSTITUTION:A mobil station (PS) 104 and the private telephone network base station 103b are provided in a cordless communication system. In the system, PS 104 provided with a memory 122 storing charging information transmitted from the public network 101 and a radio wave part 115 transmitting charging information stored in the memory 122 to the private telephone network base station 103b. When PS 104 transmits an originating call to the public network 101, charging information transmitted from the public network 101 in the memory 22 and charging information stored in the memory 122 is transmitted to the private telephone network base station 103b by the radio wave part 115. Therefore, charging information is transmitted to the private telephone network base station 103b when a transmission period comes so that charging contents of PS 104 in an external part can be recognized and charging control is perfectly executed without omission.
Patent JP-H07313042-A (JP)
Title: Apparatus for folding noodle strip
Inventor: FUJIKAKE NORIAKI
IPC: A21C9/08
Filed: 1994-05-19
Abstract: PURPOSE:To provide an apparatus for folding noodle strips, having a simple constitution and sufficient air flow spaces in the interior, capable of performing stable folding operations without collapsing the shape, efficiently and continuously producing a noodle mass, having a uniform shape and good in appearance and further carrying out the folding operations in various modes. CONSTITUTION:This apparatus for folding noodle strips comprises a feeding conveyor 2 for feeding noodle strips 1, a rotating cutter 3 additionally provided in the front end of the feeding conveyor 2, a separating conveyor 5 arranged connectedly to the rotating cutter 3 and revolving at a higher speed than that of the feeding conveyor 2, the first normally and reversely revolvable conveyor 6, installed connectedly to the separating conveyor 5, the second normally and reversely revolvable conveyor 14 arranged in a place under the space between the separating conveyor 5 and the first normally and reversely revolvable conveyor 6 and selectively revolving in the normal and reverse directions, a transfer conveyor 15 installed connectedly to the second normally and reversely revolvable conveyor 14, the third normally and reversely revolvable conveyor 18 arranged connectedly to the transfer conveyor 15, and a taking out conveyor 20 installed in a place under the space between the transfer conveyor 15 and the third normally and reversely revolvable conveyor 18.
Patent JP-S5919726-A (JP)
Title: Drum brake
Inventor: MAEHARA TOSHIFUMI
IPC: F16D51/20
Filed: 1982-07-27
Abstract: PURPOSE:To make it possible to adjust automatically the gap between brake shoes by a method wherein a brake shoe holding member and an anchor attached with a compression spring are provided in the title brake. CONSTITUTION:In case where the amount of displacement of each of brake shoes 2 and 3 is larger than the gap between the inner periphery of the drum and the lining surfaces of the brake shoes 2 and 3 when the set value of the gap is the difference between the inner diameter of each of friction rings 9, 9 made of hard rubber and the outer diameter of each of sleeves 10a, 10a the brake shoes 2 and 3 are spread out as both side walls of grooves 2b and 3b slide respectively along the outer peripheries of the friction rings 9, 9. When the brake is released, the brake shoes 2 and 3 return to their original conditions by rotating about bolts 10 so that the ends 2c and 3c of the brake shoes 2 and 3 are separated from the head 8a of an anchor 8, and the anchor 8 urged by a compression spring 11 projects until it comes into contact with the ends 2c and 3c of the brake shoes at a frictioh angle theta, to thereby adjust automatically the gap between the drum and the brake shoes.
Patent JP-H08295940-A (JP)
Title: Production of high carbon cold rolled steel strip
Inventor: MIYAZAKI HIDEAKI
IPC: C21D9/52
Filed: 1995-04-27
Abstract: PURPOSE: To enable softening for a thin material without generating burning flaws in annealing for a high carbon cold rolled steel strip. CONSTITUTION: In the method for producing a high carbon cold rolled steel strip contg. 0.30 to <0.80% C, it is subjected to intermediate cold rolling at >=40% draft, is thereafter subjected to process annealing in such a manner that soaking treatment is executed at an atmospheric temp. of the Ac1 point to the Ac3 point for 10 to 20hr in an atmospheric gas constituted of >=75% H2 and the balance N2 by using a bell-type batch annealing furnace, gradual cooling is thereafter executed to the Ac1 point at a cooling rate of <=20 deg.C/hr and, subsequently, cooling is executed to <=150 deg.C at an optional cooling rate, is subjected to finish cold rolling at >=10% draft and is subjected to finish annealing in such a manner that soaking treatment is executed at a temp. in a coil of >=600 deg.C to less than the Ac1 point for >=1hr.  Thus the annealing time is remarkably reduced, and the generation of annealing burning flaws can be eliminated.
Patent JP-S5832756-A (JP)
Inventor: OKADA TSUTOMU
IPC: A61B17/22
Filed: 1981-08-19
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H04354707-A (JP)
Title: Steep inclination/vertical conveyor
Inventor: HOSHII TSUTOMU
IPC: B65G15/60
Filed: 1991-05-31
Abstract: PURPOSE:To decrease running resistance of a double belt and stabilize belt traveling. CONSTITUTION:A steep inclination/vertical conveyor 13 in which a bulk material A is interposed between and transported by double belts 11, 12 placed upon each other and traveling is provided. One side belt 11 of the double belts 11, 12 is provided with stationary trough rollers fixedly supported and arranged in the belt width direction and at a specified interval along the transport direction for supporting the belt 11 being curved in the width direction, and the other side belt 12 is provided with elastic support rollers 21 elastically supported and arranged in the belt width direction and at a specified interval along the transport direction for superposingly pressing the belt 12 onto the belt 11.
Patent JP-H07320965-A (JP)
Title: Intermediate product of rotary transformer core and manufacture of rotary transformer core using it
Inventor: MOTOTANI KUNIJI
IPC: H01F38/14
Filed: 1994-05-20
Abstract: PURPOSE:To provide a rotary transformer core manufacturing method by which intermediate products of a rotary transformer core can be baked in a laminated state and the manufacturing efficiency can be improved by increasing the number of intermediate products which can be baked at once, and then, the occurrence of insufficient baking resulting from an insufficient heat capacity and such a defect as the crack, etc., can be suppressed. CONSTITUTION:An intermediate product 15 of rotary transformer core carrying numerous small projections 13 integrally formed with the rear surface 11b of its core main body on the rear surface 11b opposite to the main flat surface 11a of the core main body on which a winding is mounted is manufactured and three pieces of the product 15 are piled up upon another so that their rear surfaces 11b can come to the top side. As a result, gaps 17 are formed between the main flat surface 11a of one product 15 and the rear surface 11b of another product 15 due to the small projections 13. When the products 15 are set in a heating furnace and baked in the laminated state, the heat is uniformly transferred through the gaps and, at the same time, the gas produced during the baking goes out through the gaps. Therefore, no crack is formed. After baking, the small projections 13 are removed by polishing the rear surfaces 11b.
Patent JP-S62285027-A (JP)
Title: Optical hydrophone
Inventor: OKAMURA HARUO
IPC: G01H9/00
Filed: 1986-06-04
Abstract: PURPOSE:To enable an underwater ultrasonic wave to be detected with a high sensitiveness by constituting a sound detector for radiating light from part of the signal light path of an optical interference system onto a sound medium through which a detected sound wave is transmitted and leading light transmitted through or reflected from the sound medium to an optical wave guide path. CONSTITUTION:An optical wave guide path for leading light from a coherent light source 11 is connected to a Mach-Zehnder optical interference system 23. Part of an optical fiber bundle 13 is constituted as a sound wave detector 31. Light from the optical fiber bundle 13 is radiated onto a sound medium 15 and light transmitted therethrough is led to the optical fiber bundle 13. That is, the optical fiber bundle 13 is cut to optical fiber bundles 13a and 13b. Sound wave 17 from a sound source 16 passes between the cut optical fiber bundles 13a and 13b in the detector 31 and the refractive index of the medium 15 between the bundles 13a and 13b changes according to the sound pressure of the sound wave 17. Accordingly, a light path difference is produced between reference light and signal light reaching an optical synthesizer 19 and interference light in accordance with the sound pressure of the sound wave 17 is obtained. The degree of an interference thus obtained is displayed on a display 22 as the sound pressure.
Patent JP-H07321586-A (JP)
Title: Variable frequency band filter
Inventor: SASAKI KANEMI
IPC: H03H7/12
Filed: 1994-05-20
Abstract: PURPOSE:To improve the power resistance of the variable frequency band filter of a microwave band and to improve input/output linearity. CONSTITUTION:The two serial resonance circuits of a capacitor C1 and a coil L1 on the side of an input terminal 1 and the capacitor C2 and the coil L2 on the side of an output terminal 2 are connected by the coil L4 for connection as a parallel arm, the coils L3 and L5 are provided parallelly to the serial resonance circuits, taps are provided in the coils L1 and L2 of a band-stop filter for which the resonance frequency of the respective resonance circuits is an attenuation electrode and switching diodes D1 and D2 and high frequency path capacitors C3 and C4 are provided between the respective taps and ground. A negative control voltage is applied to the anode side of the diodes D1 and D2, a part between the taps of the coils and the ground is short-circuited and the frequency of the attenuation electrode is varied.
Patent JP-S5463604-A (JP)
Title: Time base compressor of sound
Inventor: DOI YUUJI
IPC: G10L21/003
Filed: 1977-10-28
Abstract: PURPOSE: To obtain a compatibility with normal devices with making the compression of time base possible and reproducing sound signals in a speed higher than recording by thinning sound signals with a time area and recording sound after the change of frequency bands.  
     CONSTITUTION: Sound signals are led into BBD5 and 6 alternately through LPF3 below 7K Hz and switch 4, which is switched at period T 3 , after amplification 2 and are stored by signal S 1  of sampling period T 1  and are read out by signal S 2  of read period T 2 . At a read time, SW7 operates in a phase opposite to SW4 by signal S, and signals read out from BBD5 or 6 are recorded on tape 11 through SW7, LPF8, amplifier 9 and head 10. Here, the frequency band of signals is compressed to T 1 /T 2  times by setting the relation of period T 1 <T 2 .Then, the reproducing in a speed higher than recording brings signals of the original frequency band. 
     COPYRIGHT: (C)1979,JPO&Japio