baber/WOPTO huggingface dataset:
Patent JP-H10302216-A (JP)
Title: Magnetic head and nonmagnetic material therefor
Inventor: TAMURA TAKASHI
IPC: G11B5/187
Filed: 1997-04-30
Abstract: PROBLEM TO BE SOLVED: To produce a magnetic material for a high accuracy magnetic head at a high yield in which the lifetime of the head can be prolonged by employing a composition principally comprising CaO, TiO2 and NiO at a specified ratio in a nonmagnetic body having a crystal structure of CaTiO3 phase and NiTiO3 phase thereby suppressing shifted abrasion or peeling. SOLUTION: A nonmagnetic material for magnetic head has a composition of 15-45 mol.% of CaO, 40-80 mol.% of TiO2 and 5-30 mol.% of NiO. Half bodies 2a, 2b of magnetic core are then formed by sandwiching a magnetic metal film layer 4 in the thickness direction between a pair of guard materials 3a, 3b principally comprising the nonmagnetic material having a crystal structure of CaTiO3 phase and NiTiO3 phase. The half bodies 2a, 2b of magnetic core are combined while abutting the end faces each other to form a magnetic gap between the end faces of the abutted magnetic metal films thus suppressing peeling or cracking.
Patent JP-S593638-A (JP)
Title: Information processor
Inventor: JITSUPOU AKIRA
IPC: G06F9/445
Filed: 1982-06-30
Abstract: PURPOSE:To perform error processing dynamically according to a system, by providing an error detecting and correcting means and an error information controlling circuit, and setting control patterns separately during and after the loading of a microprogram. CONSTITUTION:Microinstruction data transferred from a floppy disk 14 to a control storage 4 is read out to an error detecting and correcting circuit 12 to decide whether an error occurs or not, and when the error is correctable, a counter circuit 6 goes up. When the contents of the counter reach 10, a 10-time error occurrence detection signal 50 is generated and inputted to an error information controlling circuit 8 to generate an error information signal 36 unless the generation is inhibited. An address circuit 10 generates a microprogram loading completion signal 31 once all microprograms are loaded in the control storage 4. Consequently, the 1st control pattern is set in a microinstruction register during the loading and the 2nd control pattern is set after the loading is completed.
Patent JP-H06322432-A (JP)
Title: Heating furnace
Inventor: FUJIOKA MASATO
IPC: F27D17/00
Filed: 1993-05-14
Abstract: PURPOSE:To reduce the unit consumption of fuel in a heating furnace by executing indirect heat exchange between combustion exhaust gas and cooling water to recover the exhaust heat and supplying steam generated by this heat exchange into a burner or the furnace. CONSTITUTION:One pair of regenerative burners 2 are fitted to the heating furnace 1. The burners 2 are alternately burnt to heat the material 3 to be heater. At the time of non-burning the burner 2, the combination exhaust gas sensible heat is reserved into the regenerative body, and at the time of burning, the heating of the air for combustion is executed with this reserved heat. A part of the combustion exhaust gas in taken out directly outside the furnace through a flue 7 from the heating furnace 1, and by using an exhaust heat recovery device 8, the combustion exhaust gas is indirectly heat-exchanged with the cooling water to recover the exhaust heat. The steam generated by recovering the exhaust heat is supplied into the burner 2 for heating furnace or the furnace 1 through steam piping 10. Condensed water in the combustion exhaust gas is used to cooling water for recovering the exhaust heat. By this method, the uniform heating to the material to be heated is executed and the formation of nitrogen oxide can be restrained.
Patent JP-H10292447-A (JP)
Title: Cleaning method for water supply pipe, ozone-containing bubble generator, and ozone-containing bubble injecting adaptor
Inventor: OHATA SHINICHIRO
IPC: E03C1/00
Filed: 1997-04-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for effectively cleaning a water supply pipe with a small quantity of water without affecting the water hammer preventing device of the pressure type water supply pipe. SOLUTION: (1) An ozone-containing bubble generator is fitted to a water supply pipe, (2) the water supply pipe is filled with still water, (3) the ozone- containing gas is injected into the water supply pipe from the ozone-containing bubble generator, (4) the water supply pipe is washed with city water, then processes (2)-(4) are repeated in this cleaning method for the water supply pipe of a building. The water supply pipe is cleaned by the oxidation action of ozone and the vibration generated when bubbles burst, and an oxidation protective film is formed on the inner wall of the water supply pipe by the oxidation action of ozone.
Patent JP-H05309619-A (JP)
Title: Plate material
Inventor: NAKAMURA HIROYASU
IPC: E04C2/10
Filed: 1992-05-06
Abstract: PURPOSE:To easily process a wood to a product while making the most of the characteristics of the wood and to enhance the handleability of the product. CONSTITUTION:Blocks 3 each made of a planar member of a paulownia wood and shaped into approximately a square are arranged on a surface 4a of on a sheet-form base material 4, consisting of a fabric 5 and an urethane sheet 6, in the longitudinal and lateral directions of the base material 4 so as to be spaced substantially a fixed gap from each other.
Patent JP-S62273117-A (JP)
Title: Sun visor for vehicle
Inventor: OTONARI NOBUYA
IPC: B60J3/04
Filed: 1986-05-20
Abstract: PURPOSE:To improve facility by coloring or decoloring a transmission type electrochromic film formed on the upper portion of a windscreen except the portion in front of a room mirror by electromotive force of a solar battery disposed on the rear surface of the mirror. CONSTITUTION:When a driver sitting on a seat adjusts a room mirror 10, directional orientation of a solar battery 13a is operatively associated therewith to be brought to a position responsive to an incident light at such an angle as to dazzle the driver. Therefore, when the sun is at a position where glare shield is required, the solar battery 13a generates electromotive force, which colors an electrochromic film 3. This provides glare shield. When the sun is shifted from the position, a solar battery 13a or 13c generates electromotive force to polarize the electrochromic film 3 reversely and to decolor the same. Thus constructed, glare shield can be automatically obtained, improving facility.
Patent JP-H09294846-A (JP)
Title: Game machine and game method
Inventor: TAKEMOTO TAKATOSHI
IPC: A63F7/02
Filed: 1996-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a game machine and its game method, by which the thrill of a game of a screen game in the process to reach a special value is heightened and a thrill and excitation of a game player can be continued. SOLUTION: A variable display means 20 displays a loop route where a success stop portion and plural stop portions other than the success are disposed, the current position of the route and the moving number at the time of moving the current position. A moving number generating means 30 generates the moving number when a ball enters a specified prize winning hole 12 at random. A first display control means 40 changes the moving number displayed on the variable display means 20 to the generated moving number. A second display control means 50 advances the current position on the route by the generated moving number. A value generating means 60 generates a special value advantageous to a game player when the current position after moving is in the success stop portion.
Patent JP-H06285839-A (JP)
Title: Manufacture of pontoon using foam molded product
Inventor: NITTA MINORU
IPC: B28B23/00
Filed: 1993-04-06
Abstract: PURPOSE:To extend a life cycle of a pontoon by a method wherein standardization of materials and shortening of a manufacturing period of the pontoon are achieved by adopting a foam molded product as an inner form. CONSTITUTION:A form of a pontoon is manufactured on a bottom plate with an inner form 2 and an outer form 3 which are composed of foam molded product. Reinforcement, steelwork, precast concrete, and prestressed sheath are assembled in a space between an outer face 4 of the inner form 2 and the outer form 3, and conrete is poured thereinto. After curing the concrete, the outer form 3 is demolished and carried out, and the pontoon is manufactured.
Patent JP-S5541506-A (JP)
Title: Position detection system in crt display unit
Inventor: IKEGAMI MITSURU
IPC: G06F3/037
Filed: 1978-09-18
Abstract: PURPOSE: To obtain accurately the number of indicated lines from a correcting counter by displaying one bright line for light pen detection signal generation in a direction orthogonal to the raster scanning direction per one line and hitting bright lines by the light pen.  
     CONSTITUTION: Dot timing and character timing for character display are generated from display control part 1 to access successively refresh memory 2. When light pen switch 8 is closed, character display is stopped in character bright line genrator 3 by light pen switch signal c, and light pen detecting bright line A is displayed. When bright line A is detected by light pen 5, light pen detection signal b is obtained by light pen amplifier 6. Correction line counter 7 counts the number of delay lines corresponding to the delay of the light pen detection signal as n, n-1, n-2,...1 by character timing signal a from display control part 1 and stops counting by light pen detection signal b. Thus, the detection position dependent upon the light pen in vertical writing display of Chinese characters, etc., can be obtained accurately. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H10300029-A (JP)
Title: Swirl flame forming facility
Inventor: NISHIGAKI MASASHI
IPC: F23D14/74
Filed: 1997-05-01
Abstract: PROBLEM TO BE SOLVED: To adjust the degree of swirl under the same rank of required calorie without substantially changing an air/fuel ratio by a method wherein a swirling member is provided and introducing a gas containing oxygen for combustion and a fuel gas into a combustion space to form a swirl combustion flame. SOLUTION: A swirling member 16 comprises a melted liquid growth ceramic compound material obtained by a single way coagulation method and is disposed in or near a combustion flame 7 within a combustion space to swirl the flow of the combustion flame 7 with the adjusting of the degree of swirl. The swirling is accompanied by the altering of the degree of swirl. The swirl of the flame 7 is directly accomplished at a high temperature part in or near the flame. This enables control efficiency with a higher certainty while avoiding the loss of spiral energy as in the swirl control on the upstream side of the flame 7. In other words, the swirling member 16 can directly import higher intensity of swirl to the flame 7.
Patent JP-S594262-A (JP)
Title: Telephone data entry system
Inventor: MORI KAZUFUMI
IPC: H04M11/00
Filed: 1982-06-29
Abstract: PURPOSE:To attain the data entry of an electronic computer with a telephone set itself, by bringing the telephone set at the transmission side into a call state, converting a dial signal of the telephone set at the transmission side to an electronic computer data corresponding preset in advance, and inputting the data to the computer. CONSTITUTION:The dial signal of key telephone sets 1, 2 is an MF signal combining high and low group frequencies in sound band. A code data of the electronic computer 9 is latched in advance to the MF signal corresponding to each key and the MF signal is used as the input data of the electronic computer. In the call state of the telephone sets 1, 2, a push button generating the MF signal corresponding to the data desired to be inputted is depressed sequentially through selection among push buttons 11 of the telephone set 1 at the transmission side. The MF signal is picked up with an acoustic coupler 6 of the receiving side telephone set 2 and inputted to a demodulator 7. The MF signal demodulating signal is converted into the code data of the electronic computer corresponding at a code data converter 8 and applied to the electronic computer 9.
Patent JP-H10297215-A (JP)
Title: Pneumatic radial tire
Inventor: FUJIWARA AKIHIRO
IPC: B60C11/00
Filed: 1997-05-01
Abstract: PROBLEM TO BE SOLVED: To remarkably improve the F/S resistance without lowering the riding comfortableness performance, by mounting the extremely low heating rubber layers having specific tan δof the rubber obtained under a specific measurement condition, on the both edges of a central area in the tread rubber, and mounting at least one code reinforcement layer within a specific range of the sectional height. SOLUTION: The extremely low heating rubber layers 7 are buried in the tread rubber 3t on the outer peripheral areas of the cap layers 6c at least on the both edges of a central area of a tread part 3. The rubber of this layer should be the extremely low loss rubber having tan δ within a range of 0.02-0.11 measured under a measurement conditions of 25 deg.C ambient temperature, 1% dynamic distortion, and 52 Hz of vibration frequency. Further at least one code reinforcement layer 8 of which the outermost side edge in a radius direction is located within a range of 0.5-0.6 times of the sectional height SH, is mounted on an area between a bead part 1 and a side wall part 2. Whereby the F/S resistance (flat spot), the operation stability and the riding comfortableness can be simultaneously improved.
Patent JP-S5339292-A (JP)
Title: Production of zinc oxide
Inventor: KIYOTA KOUHEI
IPC: C01G9/02
Filed: 1976-09-22
Abstract: PURPOSE: To improve the crystallinity and photosensitivity of zinc oxide (ZnO) power for a photosensitive material and also increase the dye sensitization effect by heat treating the powder at a temp. below 650°C in air. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5815271-A (JP)
Title: Charge coupled element
Inventor: MATSUDA HAJIME
IPC: H01L29/423
Filed: 1981-07-21
Abstract: PURPOSE:To provide a 2-phase clock drive CCD capable of determining the direction of charge transfer with good transfer efficiency and uniformly by forming a transfer gate in double dielectric layer type memory cell structure, thereby always providing optimum relationship of a potential barrier. CONSTITUTION:A polycrystalline Si electrode 15 of the second layer between polycrystalline Si electrodes 14 of the first layer is provided with respect to an N type Si layer 12 with a memory cell of polycrystalline Si electrode 15 of second layer-Si3N4 film 16-extremely thin SiO2 film 19-N type Si layer 12 structure, becoming a transfer gate. The electrode 14 of the first layer is superposed through an SiO2 layer 13 with an N type Si layer, operating as a storage gate.
Patent JP-S5816741-A (JP)
Title: Cam device of press mold
Inventor: NOSAKA JIYUNICHIROU
IPC: B21D37/00
Filed: 1981-07-20
Abstract: PURPOSE:To switch a cam device quickly and exactly, and also to automate it, by providing a key for sliding a drive cam, and switching an operation and a non-operation of the cam device by moving this key. CONSTITUTION:When a press machine operates and an upper holder 11 lowers, a slide cam 13 slides in the direction as indicated with an arrow A2 due to mutual slide contact of cam surfaces 14a, 13a, and displays its original function. On the other hand, in case when an operation of the slide cam 13 is unnecessary, a backup key 18 is moved backward from space between a drive cam 14 and a backup 15 by operating an air cylinder 19 in reverse. The drive cam 14 moves backward to a position press-contacting with the backup 15 and stops due to spring force of a coil spring 17. In this state, even if the press machine operates and the upper holder 11 lowers, the drive cam 14 and the slide cam 13 do not slide-contact with each other, and no operation is executed against the slide cam 13.
Patent JP-H09281380-A (JP)
Title: Stop position controller and optical equipment
Inventor: KAWANAMI AKIHIRO
IPC: G03B17/00
Filed: 1996-04-11
Abstract: PROBLEM TO BE SOLVED: To improve the accuracy of the stop position of a part to be driven by detecting the position of the part to be driven, and varying the driving amount of the part to be driven in accordance with the detected current position of the part to be driven. SOLUTION: A microcomputer on a lens side 6 judges whether the driving amount received is positive or negative, and infers the absolute position of a focusing unit 2 from output from a position detection circuit 7 in the case of driving the part to be driven in a direction opposite to a previous driving direction, and backlash amount at that position is calculated or derived from an inside memory. The backlash amount and the driving amount from a microcomputer on a camera main body side (e) are added to obtain the new driving amount, and based on this driving amount, the driving of the unit 2 is started through a driver circuit 4 and a motor 3. When the motor 3 is driven, an encoder circuit 5 outputs pulse waveform synchronizing with the revolving speed of the motor 3 and the microcomputer 6 compares the actual driving amount with the new driving amount.  In the case both of them are equal or the actual driving amount is larger than the new one, the motor 3 is stopped through the driver circuit 4.
Patent JP-S5638515-A (JP)
Title: Exhaust system of multicylinder engine
Inventor: OOTANI JIYUNJI
IPC: F01N13/02
Filed: 1979-09-07
Abstract: PURPOSE: To purify exhaust gas and to lower the noise level of a motor cycle by connecting at least two of the exhaust pipes to one mutual catalyzing muffler, and connecting it to a silencing muffler arranged side by side with the catalyzing muffler.  
     CONSTITUTION: Of exhaust pipes 4 drawn from cylinders 3 of a straight-type four- cylinder engine, two exhaust pipes 4 and 4 arranged on each side of a motor cycle body are joined to each other at a confluent pipe 4a on the downstream side, and connected to a catalyzing muffler 6 that extends backwards and contains a catalyst 5 for purifying the exhaust gas. The muffler 6 is connected to a silencing muffler 8 arranged side by side and having the almost same size as the muffler 6 and containing a silencing chamber 7, through pipes 9 and 9 extending from the sides of the mufflers 6 and 8 near the ends. The constitution permits the exhaust gas to pass through the catalyzing muffler 6 to remove moxious constituents such as CO, HC, and the like and through the silencing muffler 8 as shown by arrows, and to be discharged from openings 11 and 12. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-2000301442-A (JP)
Title: Plate material chamfering device
Inventor: SODEYAMA KENJI
IPC: B24B9/00
Filed: 1999-04-21
Abstract: PROBLEM TO BE SOLVED: To grind a corner part of a plate material precisely with a fixed grinding allowance. SOLUTION: This plate material chamfering device is provided with a conveyance mechanism 1 which nips a late material P from both faces by belts 11, 12 to convey it, a grinding mechanism 2 grinding a corner part P' of the plate material P conveyed by the conveyance mechanism 1 at a fixed position, a constrain mechanism 3 which presses the plate material P ground in the grinding mechanism 2 from the outside of the belt 11 on one side of the conveyance mechanism 1 by a rolling body 31 and is pressed by a flat base 37 from the outside of the belt 11 on the other side, and a guide mechanism 4 guiding the plate material P ground in the grinding mechanism 2 from the opposite side of the grinding mechanism 2 by the rolling body.
Patent JP-S5339123-A (JP)
Title: Automatic winder of cameras
Inventor: IWASHITA NORIYOSHI
IPC: G03B17/42
Filed: 1976-09-22
Abstract: PURPOSE: To remove overload being exerted to winding mechanism as and when needed by an electromagnetic means by using a means of detecting the phase at the completion of winding. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H02294962-A (JP)
Title: Magnetic tape driving device
Inventor: MORIMOTO TAKAO
IPC: G11B15/28
Filed: 1989-05-09
Abstract: PURPOSE:To shorten the time for assembly and to reduce the number of parts by providing a frequency generator in a motor to rotate a capstan shaft and controlling the motor by a servo amplifier based on an output signal from the frequency generator. CONSTITUTION:The rotation of a rotary shaft 15 caused by the drive of a motor 24 is transmitted through a pulley 16, belt 18 and fly wheel 23 to a capstan shaft 7 and a magnetic tape 1, which is sandwiched by a pinch roller 5 and the shaft 7, is traveled. The rotating speed of the shaft 7 is detected by detecting a frequency, which is generating by rotating the rotary shaft 15 in fixed proportional relation with the rotating speed of the shaft 7, from the frequency generator. This output signal is sent to a servo amplifier 22 and a driving signal is applied from the servo amplifier to a terminal 21 of the motor 24. Then, the rotating speed of the rotary shaft 15 in the motor 24 is controlled. Thus, since the servo amplifier controls the motor, necessity for gap adjustment is eliminated at the time of the assembly and the time for the assembly is shortened. Further, the number of the parts is reduced.
Patent JP-H01283840-A (JP)
Title: Lead frame for semiconductor device
Inventor: MUTA TOMOHIRO
IPC: H01L23/50
Filed: 1988-05-10
Abstract: PURPOSE:To decrease amounts of surplus epoxy resin that turns into above a semiconductor substrate, which arises when the semiconductor substrate is pressed, by arranging recesses uniformly at the peripheral position of a semiconductor substrate of an island of a lead frame. CONSTITUTION:In an island 2 which joins a semiconductor substrate 4 of a lead frame 1, plural recessed grooves 3 are provided in frame shape like net whore they cross each other, and the inside of this frame-shaped area is a little smaller than the dimensions of the semiconductor substrate 4, and the outside of this frame-shaped area is set larger than the semiconductor substrate 4. In the case that the semiconductor substrate 4 is pressed, the surplus of epoxy resin 5 applied in advance on the island 2 of the lead frame 1 juts out to the circumference of the semiconductor substrate 4 and is pushed out to recessed grooves 3 in the lead frame 1 and flows out in the direction where the grooves 3 are cut. Hereby, it can prevent turning of the epoxy resin 5 to the upper face of the semiconductor substrate 4.
Patent JP-H05314718-A (JP)
Title: Cassette tape
Inventor: KONDO SHINICHI
IPC: G11B23/087
Filed: 1992-05-07
Abstract: PURPOSE:To suppress the generation of modulation noise due to a vibration in cassette tapes such as a compact cassette tape, micro cassette tape, etc. CONSTITUTION:In the cassette tape 1 provided with a tape-like recording medium (magnetic tape) 2, a supply hub 3 and take-up hub 4 to run the tape-like recording medium 2, a guide block 5 to guide the running of the tape-like recording medium 2, and upper/lower shells 8, 9 wherein these tape-like recording medium 2, supply hub 3, take-up hub 4 and guide block 5 are housed, the guide block 5 is formed by a foamed body of sythetic resin.
Patent JP-H06320730-A (JP)
Title: Thermal ink jet head
Inventor: SEKIYA TAKURO
IPC: B41J2/05
Filed: 1993-05-17
Abstract: PURPOSE:To improve a method of forming a flow groove and a common liquid chamber area on a flow path base side and further, an ink inflow orifice, in a head structure which constitutes a thermal element substrate with a thermal layer and a flow path base with a flow groove in a laminated fashion. CONSTITUTION:Flow grooves 6 running in parallel and a common liquid chamber area 7 are formed using anisotropic etching with a monocrystal silicone wafer which is cut out on the crystal azimuthal facet of a plane in a flow path base 3 laminated on a thermal element substrate 2 with a thermal layer. Thus high accuracy processing is achieved. In this case, it is ensured by making the common liquid chamber area 7 deeper than the flow groove 6 that an ink supply shortage from the common liquid chamber does not occur, if a head drive frequency becomes higher. In addition, the flow groove 6 and the common liquid chamber area 7 on a different level are formed in a single processing step, using the characteristics of anisotropic etching against the plane.