baber/WOPTO huggingface dataset:
Patent JP-H0790632-A (JP)
Title: Electric discharge plasma treating device
Inventor: UCHIDA TAIJIROU
IPC: C23C16/44
Filed: 1994-03-24
Abstract: PURPOSE:To easily change a position where plasma is generate by a forming a magnetic neutral ray which is a position of the magnetic field zero existing continuously in a vacuum chamber and forming an electric field along this magnetic neutral ray, thereby generating the electric discharge plasma. CONSTITUTION:The vacuum chamber 1 is composed of a cylindrical plasma generating chamber 2 consisting of an insulator and a substrate treating chamber 3. The outer side of this plasma generating chamber 2 is provided with electromagnetic coils 4, 5, 6 constituting magnetic field generating means. The same specified currents I4, I6 of the same direction are passed in the upper and lower electromagnetic coils 4, 6 and a current I5. of a reverse direction is passed in the intermediate electromagnetic coil 5. The anular magnetic neutral ray 7 which is the position of the magnetic field zero continuous on the inner side of the intermediate electromagnetic coil 5 is formed at the level of this coil. A high-frequency coil 8 which is an electric field generating means is wound concentrically on the outer side of the section of the electromagnetic coil 5 and a high-frequency electric field is applied along the magnetic neutral ray 7 to generate the strong electric field along the magnetic neutral ray 7. As a result, the position where the plasma is generated is easily displaced.
Patent JP-H06268114-A (JP)
Title: Semiconductor device
Inventor: OKIKAWA SUSUMU
IPC: H01L23/373
Filed: 1993-03-12
Abstract: PURPOSE:To obtain such a semiconductor device that the heat generated from its semiconductor chip can be effectively diffused and radiated and, at the same time, no deformation, stripping off, cracks, etc., are formed due to the difference in thermal expansion by constituting a heat spreader of a composite material having a coefficient of thermal expansion close to that of a sealing resin and high heat conductivity. CONSTITUTION:In the title device in which a semiconductor chip 1 joined to a heat spreader 2 is electrically connected with inner leads 4, the heat spreader 2 is constituted of a composite material having a coefficient of thermal expansion close to that of a resin 6 and high thermal conductivity. For example, a composite material adjusted in coefficient of thermal expansion by mixing a thermal expansion suppressing material 13 in a metallic material 12 is used for the heat spreader 2. When a fibrous material is required for the material 13, a fabric manufactured by weaving carbon fibers, etc., longitudinally and transversally or inserting platy felts in a planar direction is used and, when powder is required, the powder is evenly spread in the spreader 2.
Patent JP-H04287533-A (JP)
Title: Multilayer radio transmission method
Inventor: SHIMAMOTO HIROSHI
IPC: H04L12/28
Filed: 1991-03-18
Abstract: PURPOSE:To attain the common use of a communication protocol, to avoid the deterioration in the internal processing speed and increase in a communication buffer and to prevent the device for the method from being increased in size. CONSTITUTION:Layer codes N+2-N-2 identifying layers are set respectively to radio stations N+2-N-2 and the layer code is used to discriminate whether or not an opposite station is resident in a higher or a lower layer than that of its own station and when the layer of an opposite station is higher than the layer of its own station, the opposite station is used as a master station and its own station is used as a slave station to execute radio transmission and when the layer of an opposite station is lower than the layer of its own station, its own station is used as a master station and the opposite station is used as a slave station to execute radio transmission.
Patent JP-H02233128-A (JP)
Title: Oxygen permeable membrane
Inventor: MINOURA NORIHIKO
IPC: A61L27/00
Filed: 1989-03-03
Abstract: PURPOSE:To enhance oxygen permeability, transparency, mechanical strength and bio-compatibility by forming an oxygen permeable membrane containing crystalline substance and insoluble in water using a mixture of silk fibroin and silk sericin. CONSTITUTION:A membrane composed of a mixture of silk fibroin and silk sericin is immersed in a solution mixture consisting of a solvent and water to form an oxygen permeable membrane containing crystalline substance and insoluble in water. In this case, the oxygen permeability of the membrane can be controlled by changing the composition, temp. and treatment time of the solution mixture and the drying temp. of the membrane is 3 deg.C or more, pref., 5-80 deg.C. When the oxygen permeable membrane is formed by crystallizing the silk fibroin membrane, a degree of crystallization is set to 10% or more, pref., to 15-50%. The obtained oxygen permeable membrane has excellent oxygen permeability and is also well in transparency, mechanical strength and bio- compatibility.
Patent JP-H09238826-A (JP)
Title: Rice boiler
Inventor: WASHISAKI TATSUO
IPC: A47J27/00
Filed: 1996-03-11
Abstract: PROBLEM TO BE SOLVED: To surely secure the dimensional accuracy of a heating coil without imparing the shape of the coil by providing a gate part substantially in the center of a coil base and on the upper surface of the heating coil. SOLUTION: Heating coils 37 are buried in a boil base 33 opposite to the bottom and the lower side surface of an inner pot. On the back surface of the coil base 33, an exposed part is provided on the lower surface of the heating coil 37 on the opposite side to the inner pot, and plural radial ribs 38 are provided in such a manner as to intercept the exposed part. A ferrite core 39 is buried in the rib 38 below the heating coil 37 with a uniform clearance up to the heating coil 37. A gate part 33A for forming the coil base 33 is provided in the center of the coil base 33. Accordingly, at the time of forming the coil base 33, the heating coil 37 is pressed along the metal mold to be formed by resin molding pressure produced by inflow of a resin through the gate part 33A provided on the heating coil, so that the heating coils can be buried in the coil base 33 without deformation.
Patent JP-H07306855-A (JP)
Title: Document processor
Inventor: TERAOKA YUJI
IPC: G06F17/24
Filed: 1995-03-13
Abstract: PURPOSE:To provide a handy word processor which displays much information even on a small display screen and is good in visibility and operability. CONSTITUTION:A CPU 104 decides whether a character string inputted from a keyboard 111 is a command or text data; and the decided text data are converted from character codes to character modification codes, which are temporarily stored in a temporary file 105 and then transferred to a document file 106, so that they are added at the tail. The contents of this document file 106 are written in a VRAM 103 by referring to character font data in a font ROM 107. A display controller 102 displays the data in the VRAM 103. When attribute data on double em, a underline, etc., are attached to the document data in the document file 106 and a display of the attribute data is instructed, the attribute data are displayed substituting part of the document data without decreasing the display area of the document data on a display body 101.
Patent JP-S58170536-A (JP)
Title: Plasma treating method and apparatus therefor
Inventor: FUJIMURA SHIYUUZOU
IPC: B01J19/08
Filed: 1982-03-31
Abstract: PURPOSE:To carry out plasma treatment in narrow processing distribution, by a method wherein an active gas excited in a plasma generating chamber is distributed into a treating chamber through a gas diffusing means and plasma treatment is applied to an object to be processed positioned behind the gas diffusing means. CONSTITUTION:A conductance control means is constituted by a disc shaped conductance control plate 22 having an opening 21 and a support mechanism 24 provided to the periphery of a gas introducing orifice 23 introducing a gas into a treating chamber. A gas diffusing means is formed by fixing a gas diffusing plate 25 having various diameter (b) in front of the gas introducing orifice 23 by supporting the same at three points, for example, by screws 26. An umbrella shaped barrier wall 32 is provided to cover an object 33 to be processed to demarcate a treating region within a narrow range. The aforementioned diffusing plate 25 is positioned in front of an inflow port of gas entering the treating chamber to diffuse the gas by once impinging the same thereto.
Patent JP-S63221892-A (JP)
Title: Biological processing equipment for sewage
Inventor: OUCHI ISAO
IPC: C02F3/08
Filed: 1987-03-10
Abstract: PURPOSE:To reduce the cost of a total equipment by integrally constituting an aeration tank and a carrier separation tank. CONSTITUTION:Sewage is sent into a tank 11 through an intake port 19 and air is ejected from a diffuser 18 and also the sewage is stirred in the direction wherein it is raised by a screw 17 being fitted to the outside of an inner cylinder 14. Thereby a carrier 21 is raised while being brought into contact with sewage and this sewage is biologically treated with microorganism stuck on the carrier 21. When treating water contg. the carriers 21 is raised, it is involved with a screw 16 fitted to a rotary shaft 12 and introduced into the inner cylinder 14 and lowered through the inside of the inner cylinder 14 and also part of the treated water is taken out to the outside through an overflow port 20. Thereby the sewage is efficiently treated.
Patent JP-H02231750-A (JP)
Title: Electronic parts package having rhenium-nickel alloy layer at metallic part
Inventor: MIYAZAWA OSAMU
IPC: H01L23/50
Filed: 1989-03-06
Abstract: PURPOSE:To prevent separation between electronic parts, etc., and a metallic part, and to enable favorable solder wettability and heat resistance to be obtained by applying rhenium-nickel alloy plating as a ground layer for gold plating to the metallic part. CONSTITUTION:A rhenium-nickel alloy plated layer 5 is provided between nickel plated layer 3 and 4 and a gold plated layer 6. It is to be desired that the contact of nickel within the rhenium-nickel alloy plated layer should be 2-50weight%, and especially should be 5-40weight%. The rhenium-nickel alloy layer 5 acts as a barrier between the metal and the nickel layer, and controls mutual dispersion of both. Hereby, characteristics which are excellent in bonding resistance, heat resistance, solder wettability, etc., can be obtained.
Patent JP-S61212313-A (JP)
Title: Dehumidifying device
Inventor: SASAKI KYOSUKE
IPC: B01D53/26
Filed: 1985-03-19
Abstract: PURPOSE:To perform dehumidification and regeneration with high efficiency using a heat pump by providing an absorbent or an adsorbent to a heat exchanger constituting the heat pump and utilizing the heat exchanger as evaporator and condenser by changing over the heat pump cyclically. CONSTITUTION:The air A at high humidity is introduced into a dehumidifying zone 2 where the air is passed through a heat exchanger 13 provided with an absorbent or adsorbent and discharged in the form of dry air B. The coolant 24 of the heat exchanger 13 is evaporated in the tube 21 under reduced pressure at low temp., and the absorbent or adsorbent 23 is cooled by the coolant 24 through fins 22. On one hand, external air D is taken in a regenerating zone 3 where the moisture is desorbed from the absorbent or adsorbent in the heat exchanger 15. The coolant in the heat exchanger 15 is condensed at high temp. and high pressure, and the absorbent or adsorbent is heated by the heat of condensation of the coolant. Next, the heat exchanger 15 is shifted to the dehumidifying zone 2 by making a turn-table a half turn with a motor 6, and the heat exchanger 13 is shifted similarly to the regenerating zone 3. The heat exchanger 15 is changed to work as evaporator and the heat exchanger 13 is changed to work as condenser by changing over a four way changeover valve 12.
Patent JP-H04269174-A (JP)
Title: Polishing tape
Inventor: SUZUURA YASUKI
IPC: B24D11/00
Filed: 1991-02-25
Abstract: PURPOSE:To obtain a polishing tape that a small polishing chip and foreign matter are not sticked to the surface of the polishing tape while under polishing work and cleaning work, and yet, capable of executing the polishing work and cleaning work under a proper pressing force. CONSTITUTION:This is a polishing tape to which the abrasive component by an abrasive particle and resin for a binder are fixed without closing the gap between the mutual fibers of the base material made of fibers to the fiber surface of the base material or a polishing tape composed of the base material made of fiber.
Patent JP-H10243919-A (JP)
Title: Endoscope device
Inventor: HIBINO HIROKI
IPC: A61B1/04
Filed: 1997-03-07
Abstract: PROBLEM TO BE SOLVED: To efficiently read a signal from the optional image element of an imaging device by permitting an optional reading range as against the imaging device to be setting possible and controlling the driving of the imaging device in order to read the signal from the image element of the imaging device corresponding to the set reading range. SOLUTION: In the signal from an MOS-type imaging device 25 incorporated by a TV camera unit which is connected to the direct view rigid lens barrel of laparoscope, etc., an input signal is made into a video signal in a TV signal converting circuit 39 in CCU 28 and the video signal is processed respectively in a color space converting part 34, an extraction image generating part 35 and a gravity center position arithmetic part 36. Then, an output is executed to the MOS-type imaging device 25 with a driver 38 based on a control signal from a reading control part 37 to which setting information from a foot switch 33 as a setting means for setting the optional reading range as against the imaging device 25 is inputted so as to drive it. Thus, the image element in the optional range is read.
Patent JP-2000248813-A (JP)
Title: Closing device of hinged door
Inventor: KATO TOMOYOSHI
IPC: E05C19/12
Filed: 1999-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized thin-type closing device of a hinged door which dispenses with an operation for cancellation after cease of an earthquake and can prevent surely the hinged door from opening during the earthquake. SOLUTION: In this closing device of a hinged door, a case 13 having space inside is provided in the main body 11 of a holding unit and an opening 16 is formed in the bottom of the case 13, while a plurality of spaces 14 for movement are formed by partitioning the space inside the case 13 and a spherical body 17 is held movably in each space 14 for movement. A moving body 18 is so provided in the opening 16 as to be movable vertically and constitution is so made that the spherical body 17 can be put on the upper side of the moving body 18 by the force of a quake. The portion to the right end part of an operating body 23 is supported rotatably by the main body 11 of the holding unit, while the left end part on the hinged door 12 side is urged to move downward under it own weight, and the lower end of the moving body 18 is brought into contact with the right end part beforehand. A hook 27 is formed in the left end part of the operating body 23 and an engaging body 28 is fitted to the hinged door 12 so that the hook 27 be made to engage therewith in the upward rotation of the left end part of the operating body 23.
Patent JP-S54144870-A (JP)
Title: Wire bonding method for semiconductor element
Inventor: YAMAGUCHI TETSUJI
IPC: H01L21/324
Filed: 1978-05-04
Abstract: PURPOSE: To increase the bonding strength and to obtain the loop arranged in the height, by sufficietly annealing the fine wire in advance, when the electrode of semiconductor element and external connection lead are connected by using the alloy fine wire of Au and Ag.  
     CONSTITUTION: The metal fine wire 5 consisting of Au and Ag alloy unwound from the spool 7 is passed through in the first annealing unit 8 at 150 to 300°C. Further, the fine wire 5 is passed through the heat shunk 6 being the second anealing unit to supply it to the capillary 9. Thus, the perfomance of extension is sufficiently greater for the fine wire 5 with twice annealing to increase the bonding strength to the electrode 3 and the external lead 4 on the semiconductor chip and to arrange the height of the fine wire. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-2000248050-A (JP)
Title: Epoxy resin composition and semiconductor device
Inventor: OTA MASARU
IPC: C08L63/00
Filed: 1999-03-02
Abstract: PROBLEM TO BE SOLVED: To obtain an epoxy resin composition for sealing a semiconductor, having low water absorptivity, and excellent in moldability and flame resistance by including a specific epoxy resin, a phenol resin, a hardening accelerator and a specified amount of an inorganic filler. SOLUTION: The objective composition comprises (A) an epoxy resin of formula I, (B) a phenol resin, (C) a hardening accelerator, (D) 70-94 wt.% inorganic filler based on the whole composition. The component A is a crystalline epoxy resin having about 60-65 deg.C melting point, about 230 epoxy equivalent and in a solid state at normal temperature. The component B is preferably a phenol resin of formulas II or II [R1 and R3 are each a (substituted) phenylene, a (substituted) diphenylene or the like; R2 and R4 are each a 1-4C alkyl; 1 is 0-3; m is 0-2; n is 0-5], a phenol resin obtained by polycondensing petroleum- based heavy oil or pitches with a formaldehyde polycondensate and phenols, having >=80% carbon derived from aromatic rings in the molecule based on the whole carbon, and >=140 hydroxy equivalent or the like.
Patent JP-H08244252-A (JP)
Title: Ink jet printer
Inventor: INOUE TOMOHIRO
IPC: B41J2/075
Filed: 1995-03-14
Abstract: PURPOSE: To prevent a nozzle from being clogged due to drying of ink and deposition of an ink pigment. CONSTITUTION: To do printing, ink pressed from an ink tank 5 by a supply pump 6 is supplied to a nozzle 1 through a solenoid valve 21 and a filter 14, and the nozzle 1 generates ink particles 10. The ink particles 10 are given a predetermined charge by an electrification electrode 2, and is given a deflection corresponding to the amount of electrification in a deflection electric field formed by an upper deflection electrode 3 and a lower deflection electrode 4, and adheres to an object of printing 13 on the move. When printing ends, the solenoid valve 12 is closed to stop ink supply from the ink tank 5 to the nozzle 1. A solenoid valve 22 is opened to operate a recovery pump, ink in the nozzle 1 and the filter 14 is recovered to the ink tank 5. After predetermined ink is recovered, the solenoid valve is closed.
Patent JP-S61213961-A (JP)
Title: Generation system for final data signal of interface
Inventor: ENOKIDO EITARO
IPC: G06F13/38
Filed: 1985-03-18
Abstract: PURPOSE:To realize an EOI signal generating function with simple hardware by providing an IEC interface bus with a storage means for the amount of transferred data and a data selecting means. CONSTITUTION:A data selecting circuit 8 receives a data transfer start signal from a handshake control circuit 7 and gives each data an index indicating which byte the data belongs to. This is the original signal of a signal EOI and this signal is transmitted to a gate 12 and gated with the output of the storage memory 4 for the number of transfer types where how many bytes are to be sent out. Therefore, only a data select signal corresponding to it is passed through gates 12 and 13, but this signal is supplied to the control circuit 7 to finish the handshake operation for data transfer to a computer, and is supplied to a gate 9 to become the signal EOI, which informs the computer that the data is a final byte.
Patent JP-H01227108-A (JP)
Title: Optical branching circuit
Inventor: HATTA TATSUO
IPC: G02B6/28
Filed: 1988-03-08
Abstract: PURPOSE:To branch the light propagated through a single mode fiber to a multi-mode fiber with the same glass welding accuracy as that between multi- mode fibers by connecting the multi-mode core section of a double-core fiber to a multi-mode fiber by fusion. CONSTITUTION:A fused section 5 at which a multi-mode core layer 7 is optically coupled with a 2nd core layer 3 is provided. Then, by utilizing the fusion between the multi-mode core layer 7 of the double-core fiber and the 2nd optical fiber 3, the light propagated through the signal-mode fiber is branched to the other optical fibers. Therefore, light can be branched from a single-mode fiber with the same conventional glass welding accuracy as that between multi-mode fibers.
Patent JP-H04269977-A (JP)
Title: Fire hydrant device
Inventor: KANAI TAKUMI
IPC: A62C35/68
Filed: 1991-02-26
Abstract: PURPOSE:To enable an automatic relief type main value to be opened and closed with the opening and closing of a fire extinguishing nozzle by providing a stem slidable in a valve chamber, the automatic relief type main valve provided on the stem with a valve body and formed on one end side of the stem with a disphragm chamber having a diaphragm fixed and a switch valve in a fire extinguishing nozzle communicating with the disphragm chamber. CONSTITUTION:An automatic relief type main valve 4 is composed of a body 6, bonnet 8 and spring case 9. A valve chamber 11 provided with a spool 10 is disposed in the body 6 to be connected to a fluid inlet 14 and fluid outlet 15. A fire extringuishing nozzle is connected through a hose to the fluid outlet 15. Water jet is stopped by a handle of a switch valve for the fire extriguishing nozzle. Pressure in a diaphragm chambers 12, 13 of the valve chamber 11 exceeds predetermined one, so that a stem 19 is lowered to close the automatic relief valve 5. Then, the hose doesn't have high pressure therein and unnecessary high pressure is not applied on the hose or the like.
Patent JP-H03260112-A (JP)
Title: Ultrahigh molecular weight polypropylene drawn product and its use
Inventor: KAMIYA MASAHIRO
IPC: D01F6/04
Filed: 1990-03-06
Abstract: PURPOSE:To provide the subject product having a high strength, a large elongation at breakage and excellent energy output characteristics by melt-extruding an ultrahigh mol.wt. PP composition comprising ultrahigh mol.wt. PP and an alpha-olefinic polymer in a specific ratio and subsequently drawing the extruded product. CONSTITUTION:An ultrahigh mol.wt. PP composition comprising 50-99 pts.wt., preferably 60-90 pts.wt., of ultrahigh mol.wt. PP having an intrinsic viscosity [eta]of >=5dl/g, preferably >=10dl/g, and 1-50 pts.wt., preferably 10-40 pts.wt., of an alpha-olefinic polymer derived from a 4-18C alpha-olefin and an intrinsic viscosity [eta]of >=5dl/g, preferably >=12.5dl/g, is melt-extruded and subsequently drawing the extruded product.
Patent JP-S59178897-A (JP)
Title: Honey-comb diaphragm of speaker
Inventor: KURAMOCHI JINICHI
IPC: H04R7/10
Filed: 1983-03-30
Abstract: PURPOSE:To suppress the resonance with a peak and to improve acoustic characteristic by using the skin manufactured to sheets and provided with ruggedness having thin and dense material quality concentrically to the skin adhered to both faces of a core member. CONSTITUTION:The skin 12 on the surface adhered on one face of the core member by means of an adhesives is formed by manufacturing to sheets a pulp fiber with press forming. Lots of projections 1 are formed on circumferences on the surface of the skin 12 are formed and the projected parts and recessed parts 14 between the projections form alternately annuraly. The press pressure of the projections 13 is large in the hardness of the skin 12 because the projected parts 13 and the recessed parts 14 are formed by applying a press pressure to the paper manufactured to sheets, the composition is made thin and soft, and the recessed parts 14 has a large press pressure and the composition is made dense and formed hard. In incorporating a voice coil to the inner circumference of the honey-comb diaphragm thus formed and vibrating the assembly, the mechanical internal loss is larger at the thin part formed with lots of the projected parts 13 of the skin 12, the resonance with a peak at a high frequency is suppressed so as to obtain a flat sound pressure versus frequency characteristic.