baber/WOPTO huggingface dataset:
Patent JP-H0637304-A (JP)
Title: Insulated gate field effect transistor
Inventor: WARASHINA TAKU
IPC: H01L29/78
Filed: 1992-07-17
Abstract: PURPOSE:To reduce the intensity of an electric field near the drain of an insulated gate field effect transistor (FET) by using a gate film having a uniform thickness. CONSTITUTION:A drain region 2 and a source region 3 are formed on respective sides of a channel region 9 formed on the top surface of a semiconductor substrate 1. A gate insulating film 3 is formed on the channel region 9. A gate electrode 6 and a floating electrode 7 are provided on the gate insulating film 3. The gate electrode 6 lies above the channel region 9 closer to the source region 3, but excluding the area near the drain region 2, and the floating electrode 7 lies above the channel region 9 near the drain region 2. This insulated gate FET further has a dielectric film 4, formed on the substrate 1 and covering the gate and floating electrodes 6 and 7, and a coupling electrode 8, formed on the dielectric film 4. The electrode 8, made of a conductor, partially overlies the gate and floating electrodes 6 and 7.
Patent JP-2000008059-A (JP)
Title: Traction grease composition
Inventor: ONISHI TERUAKI
IPC: C10N30/08
Filed: 1998-06-19
Abstract: PROBLEM TO BE SOLVED: To obtain a traction grease composition for a planetary roller type traction drive used as a speed changer in a machine tool or others by dispersing a thickener in a base oil comprising a hydrogenated substance of a specific dimer to a specified trimer of an α-alkylstyrene, a specified thermally copolymerized substance, etc. SOLUTION: This composition is obtained by dispersing a thickener in a base oil comprising (A) 60-95 mass % of at least one kind of compound represented by formulae I to III (R1 to R19 are each H, a 1-3C alkyl or cyclohexyl; Q1 to Q7 are each a 1-3C alkyl or cyclohexyl; n1 to n7 are each 0-5) and (B) 5-40 mass % of a cyclopentadiene-based petroleum resin which is a thermally copolymerized substance of cyclopentadienes with α-olefins or monovinyl-aromatic hydrocarbons, a hydrogenated substance or a mixture thereof having >=40 deg.C softening point or >=400 weight-average molecular weight.
Patent JP-S6251313-A (JP)
Title: Dual second order switched capacitor filter
Inventor: ADACHI TOSHIO
IPC: H03H19/00
Filed: 1985-08-30
Abstract: PURPOSE:To reduce the processing level of a small signal by providing the 1st-4th parallel circuits connected especially respectively and the 1st and 2nd series circuits and not making the capacitance of the 7th capacitor zero and not making the capacitance of the 12th capacitor equal to the capacitance of the 14th capacitor so as to suppress the offset voltage lower. CONSTITUTION:The 1st parallel circuit connected between a signal input terminal Vin and an inverting input of the 1st operational amplifier A1, the 2nd parallel circuit connected between the signal input terminal Vin and an inverting input of the 2nd operational amplifier A2, the 1st series circuit comprising a switch S15, a capacitor C12 and a switch S16, and the 2nd series circuit comprising a capacitor C1 and a switch S25 are provided. Further, the 3rd parallel circuit connected between the inverting input and an output terminal Vout of the 2nd operational amplifier A2 and the 4th parallel circuit connected between the inverting input of the 1st operational amplifier A1 and the output terminal Vout of the 2nd operational amplifier A2 are provided. Switches S1, S3, S10, S12 and S15-S25 are driven by biphase clocks phi1, phi2 not overlapped together.
Patent JP-S5891454-A (JP)
Title: Method for filling gravure cells with photosensitive resin
Inventor: FUJITA TOSHIJI
IPC: G03C1/74
Filed: 1981-11-26
Abstract: PURPOSE:To smoothly fill gravure cells with a photosensitive resin, by bringing a polishing roll having a surface softer than the metal of the surface of a  gravure cylinder and harder than the photosensitive resin into contact with the cylinder overcoated with the resin. CONSTITUTION:A gravure cylinder 2 having a large number of gravure cells is rotated in one direction, and its rotating surface is coated with a photosensitive resin, and the excess of the resin is removed with a doctor. Then, the cylinder si reversely rotated, the surface is likewise coated with the resin, and the excess is removed. The cylinder surface is further overcoated with the resin, and after drying the overcoated resin is polished by bringing a polishing roll 8 having a surface softer than the metal of the cylinder surface and harder than the resin into contact with the overcoated cylinder 2, rotating them, and giving a cooling liquid 9 to the contact part. A spray mechanism 10 is provided to remove scraps and chips of polishing.
Patent JP-H0945034-A (JP)
Title: Tape cassette
Inventor: SASAKI JUN
IPC: G11B23/087
Filed: 1995-07-26
Abstract: PROBLEM TO BE SOLVED: To prevent an upper flange of a tape reel from being in touch with an upper edge of a magnetic tape and damaging the upper edge when a tape cassette is ejected from a drive apparatus. SOLUTION: A pair of tape reels are rotatably accommodated in a cassette case comprising an upper half and a lower half 3. Reel stage insertion openings are formed in the lower half. Tape reels are supported on reel stages inserted through the reel stage insertion openings in a state floating from an inner side face of the lower half. The lower half 3 has an annular projection 31 at an inner peripheral edge part of the reel stage insertion opening 23, 24. Outer peripheral projections 32 thinner than the inner peripheral projection 31 are formed at the side of an outer periphery of the projection 31.
Patent JP-2001018705-A (JP)
Title: Fixing method for transporting building unit and method for transporting building unit using the method
Inventor: SENOUE SHOICHI
IPC: B60P7/08
Filed: 1999-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a fixing method for transporting a building unit and a method for transporting a building unit using the fixing method, which can stably fix a narrow unit on the load-carrying platform of a standard-size build ing unit transport means without applying any machining to the load-carrying platform. SOLUTION: In this fixing method for transporting a building unit 1 having narrower width than standard-size building unit in which a transport means 2 is utilized which transports the standard-size building unit by fixing it on a load-carrying platform 5, a long side 1a far from the gravitational center position of the building unit 1 is arranged on a standard-size building unit fixing part 6a on one side edge 5a of the load-carrying platform 5 of the transport means 2 and a long side 1b near from the gravitational center position of the building unit 1 is arranged on the center side of the load-carrying platform 5, and after that, work is carried out that the lower end part of the long side 1a is fixed on the fixing part 6a, and a locking means attached to the upper end part of the long side 1b and the other side edge 5b of the load-carrying platform 5 are fixed.
Patent JP-H1134238-A (JP)
Title: Material for holding food
Inventor: NISHIMURA SHIGEKI
IPC: B32B27/00
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To provide a material for holding food which can produce barrier properties and drip water-absorbing performances and has mechanical properties such that food can be preserved for a long period of time by vacuum packaging. SOLUTION: A water-absorbing film 2 having polyethylene oxide polymer as its principal component and a semipermeable membrane film 3 are successively stacked on a barrier film 1 and these films are bonded 4 one to another on lattice patters to form a sheet-shaped food holding material. The barrier film may be composed of any water-impermeable material and polypropylene and polyethylene terephthalate can be employed.
Patent JP-S6346501-A (JP)
Title: Controller for plant equipment
Inventor: GOSHIMA YASUO
IPC: G06N5/04
Filed: 1986-08-13
Abstract: PURPOSE:To obtain a controller for plant equipment having easy maintenance at low cost and with high reliability by separating an expert system which decides the accident control measures from a duplicate system of a DDC performing high-speed control and a 1st arithmetic unit. CONSTITUTION:An expert system 20 is periodically started and carries out the reasoning arithmetic by a reasoning mechanism 27 based on a knowledge base file 24 with input of operation target data 3 and the present operation data 4 to decide the control measures to a presumed accident stored in a presumed accident file 25 with low-spped arithmetic. While a duplicate system contains an arithmetic unit 1 and a DDC 29 which performs the real time control based normally on the data 4 or on the countermeasure processing data and the accident data 5 stored in correctors 12 and 22 at the time of accident after input of both data 4 and 5. Thus the system 20 is applied as a host system to increase operability and therefore a proper operation is secured despite a trouble of either one of two arithmetic units 1 and 2 as long as the other side of these arithmetic units is nondefective.
Patent JP-H1133560-A (JP)
Title: Flocculation treatment of cmp waste solution
Inventor: FURUKAWA MASAHIRO
IPC: C02F1/52
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To subject a CMP(chemical/mechanical polishing) waste soln. not flocculated by an inorg. flocculant such as an aluminium salt or an iron salt to flocculation treatment by simple operation. SOLUTION: A CMP waste soln. 10 containing SiO2 fine particles discharged from a polishing process of a semiconductor manufacturing process is introduced into a calcium reaction tank 1 and, after a calcium ion source 11 such as Ca(OH)2 or CaCl2 is added to the waste soln., this soln. is introduced into an inorg. type flocculant reaction tank 2 and an inorg. type flocculant 15 is added to the soln. to perform flocculation treatment. Further, a polymeric flocculant 22 is added to a polymeric flocculant reaction tank 3 and large flocs are formed in a floc growing tank 4. The separated soln. obtained by solid-liquid separation in a sedimentation tank 5 is discharged out of the system as treated water 32 and the separated solid is dehydrated in a dehydration apparatus 6.
Patent JP-S5979565-A (JP)
Title: Manufacture of complementary mos semiconductor device
Inventor: FURUTA HIROSHI
IPC: H01L27/08
Filed: 1982-10-29
Abstract: PURPOSE:To obtain simply a C-MOS device strong against latching up by a method wherein in a high resistance layer of the same conductive type with a one conductive low resistance substrate and positioning thereon, a reverse conductive well is provided selectively. CONSTITUTION:B ions are implanted in an N<+> type Si substrate 1, and annealing is performed in N2 gas to form an N<-> type layer 2. Then B ions are implanted using a resist mask, and annealing is performed to form a P-well 3. At this time, the N<-> type layer 2 is pushed in more deeper at the same time. After then, a C-MOS device is formed as usual. The C-MOS device using the N<->/N<+> type substrate manufactured according to this construction has the substrate of low resistance, latching up is hard to generate, reproducibility is also favorable, and the device can be manufactured at low cost.
Patent JP-H0354481-A (JP)
Title: Phase detector
Inventor: ASAEDA TAKEAKI
IPC: G01R25/08
Filed: 1989-07-21
Abstract: PURPOSE:To return to normal detecting operation even when phase difference is about 180 deg. by inputting the single phase signal inputted to a phase comparator and the single phase signal being the output of a two-phase AC generator of the same phase and detecting the phase difference in the vicinity of 180 deg. of both signals. CONSTITUTION:Arbitrary two-phase signals eR, eS in three-phase AC and two- phase AC signals e1R, e1S of the same phase difference are inputted to be compared by a phase comparator 1 to detect phase difference and this phase difference is amplified by a control amplifier 2 and subjected to voltage/frequency conversion by a V/T converter 3 and, corresponding to the count value obtained by counting the converted value by a counter, a two-phase AC generater 20 generates two-phase AC signals e1R, e1S. At this time, a pull-out detection means 30 inputting the signal eR, e1R inputted to the comparator 1 detects the phase difference in the vicinity of 180 deg. of both signals. The output of the means 30 is added to the output of the comparator 1 by an adder 37.
Patent JP-S6435465-A (JP)
Title: Developing device
Inventor: TAKAGAKI HIROMITSU
IPC: G03G15/09
Filed: 1987-07-31
Abstract: PURPOSE:To perform lateral agitation efficiently by a small-sized device and to prevent stripes from being formed by employing a flume shape for a slanting plate which allows a developer to fall on a scooping member and providing the flume part with a screw shaft. CONSTITUTION:The remaining developer which is controlled by a doctor blade 5 on a developing roller 1 flows onto the slanting plate 6 and falls on an impeller 4 as shown by an arrow E. This slanting plate 6 is formed in the flume shape and a screw 7 which has a spiral part is fitted loosely in the flume part. The developer, therefore, flows down along the inclination and is sent by the spiral member at right angles to this paper surface, so the same agitation as that using guide fins is performed. Thus, the lateral agitation is performed efficiently by the small-sized device to prevent stripes from being formed in an image.
Patent JP-S6346013-A (JP)
Title: Phase locked loop circuit
Inventor: OGAWA HIROSHI
IPC: H03L7/08
Filed: 1986-08-13
Abstract: PURPOSE:To obtain a stable oscillation output with high accuracy by supplying an oscillation output of a voltage control type variable oscillator by only one shot at every N shots through a gate circuit to a phase comparator, and obtaining a phase comparison output. CONSTITUTION:The titled circuit consists of a voltage control type variable oscillator 110, a frequency divider 120 for dividing an oscillation output into 1/N (N is an integer), a gate circuit 130 for allowing the oscillation output to pass through by only one shot at every N shots, a phase comparator 140, and a loop filter 150. By a voltage control type variable oscillator 110 by which a phase comparison output of a phase of an input signal pulse given to a signal input terminal 160 and a phase of a gate output pulse by the gate circuit 130 becomes a control voltage, an oscillation output of a 1/N period whose phase has been fixed against a period T of an input signal pulse is obtained and outputted from a signal output terminal 170. In this way, a stable oscillation output whose phase has been fixed is obtained from the voltage control type variable oscillator 110 with high accuracy.
Patent JP-H10119540-A (JP)
Title: Variable temperature controller for vehicle
Inventor: JORDAN M STEVENSON
IPC: B60H1/00
Filed: 1997-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a manually operable and mechanically connected temperature controller converting the linear rotary input into the nonlinear rotary output so that the temperature generated by a mixed air current has the linear relation with the linear input. SOLUTION: A rotary temperature controller used to control the temperature of a mixed air current fed to the passenger room of a vehicle has a manually operable rotary control knob operationally connected to a control pulley 18, and the control pulley 18 is connected to a ventilation pulley 22 via a pull-pull cable device 20. The ventilation pulley 22 operates a mix door 14 controlling the output temperature of the mixed air current.  The drive connection between the ventilation pulley 22 and the drive shaft 14 a of the mix door 14 includes noncircular gears 60, 66 generating the prescribed nearly nonlinear relation between the rotational motion of the control pulley 18 and the rotational motion of an output shaft to generate the nearly linear relation between the rotational motion of the control pulley 18 and the temperature of the air current over the large portion of the rotational motion of the control pulley 18.
Patent JP-2000022527-A (JP)
Title: Charge pump circuit
Inventor: SAKATA DAISUKE
IPC: H03L7/093
Filed: 1998-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a charge pump capable of effectively preventing abnormal oscillation and oscillation stop when the output of a phase comparator is at random at the time of activating a PLL circuit or the like. SOLUTION: This charge pump discharges a current by a transistor 15 by switching only the transistor 11 when signals for indicating a lead phase are outputted from a digital phase comparator and sucks the current by the transistor 17 by switching only the transistor 12 when the signals for indicating a lay phase are outputted from the digital phase comparator. In this case, when a voltage to be applied to the variable capacitance diode of a VCO connected through a loop filter to a poststage becomes low when the output voltage of the charge pump becomes high, discharging current is set to be less than a suction current.
Patent JP-2000081589-A (JP)
Title: Light deflector
Inventor: MINAMOTO YUKIAKI
IPC: G02B26/08
Filed: 1999-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a light deflector permitting to detect positional information of a movable plate with higher accuracy and sensitivity. SOLUTION: This light deflector possesses a support 103, a movable plate 101 with a mirror 106 formed at least on one face for reflecting light from a light source, and an elastic member 102 for coupling this movable plate 101 to the support 103 and holding the movable plate 101 to be able to deflect. Further, the light deflector is provided with a driving coil 104 formed at least on one surface of the movable plate 101, a permanent magnet 107 generating a magnetic field in the direction almost parallel to the surface of the movable plate 101, and a hall element 108 which is arranged on the movable plate 101 and detects a deflection angle of deflection movement of the movable plate 101 when the elastic member 102 is elastically deformed by the interaction between current applied to the driving coil 104 and the magnetic field of the permanent magnet 107.
Patent JP-S6339184-A (JP)
Inventor: DEIITAA HERUPURU
IPC: G11B23/087
Filed: 1987-07-31
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-2001024654-A (JP)
Title: Communicating method, communications equipment and providing medium
Inventor: KAWAMURA HARUMI
IPC: G06F13/00
Filed: 1999-07-05
Abstract: PROBLEM TO BE SOLVED: To easily decide connection state in a network by other equipment on the network in the network, such as an IEEE 1394 system. SOLUTION: In this communicating method for performing communication between equipment connected with a prescribed network, the connecting state in the network is confirmed by setting storage areas 1B, 2B, 3B, 4B of connection information between pieces of equipment to at least one piece of equipment connected with the network with prescribed data structure and reading the connection information written in the storage areas by other equipment connected through the network.
Patent JP-S6435227-A (JP)
Title: Conical scan type microwave radiation meter
Inventor: IMAZU MIEKO
IPC: G01J5/00
Filed: 1987-07-30
Abstract: PURPOSE:To achieve a higher position accuracy of observation data on a map, by outputting data of an angle of rotation of an antenna for the observation data as well. CONSTITUTION:The position of an observation antenna 3 which is turning is detected with an antenna driving mechanism section 4, a detection signal 6 is converted into digital counts with an antenna angle of rotation counting circuit section 16 in a signal processing section 14 passing through an antenna drive controlling circuit section 5 and after subjected to a framing with a data formatting circuit 17, digital counts NANG 18 for an angle of rotation of an antenna are outputted as a part of one frame. The resulting signal value is stored into a memory buffer 20 and moreover, a difference DELTANANGi= NANGi-NANG (i-1)i=2-n and the number of data of at Nt in n:1 scan are determined with a difference device 20. At a data formatting section 17, first data 18 and second-n-th data 22 as output of the difference device 21 and observation data 19 as outputs of an A/D converter 15 are inputted to edit output data.
Patent JP-H1042052-A (JP)
Title: System for transferring caller information
Inventor: TAMURA TAKAKAZU
IPC: H04W4/12
Filed: 1996-07-19
Abstract: PROBLEM TO BE SOLVED: To transmit a min. amt. of message by transmitting a message stored in a storage means when the disabled incoming call of a called mobile body terminal is canceled, receiving the message so as to store it in the terminal and displaying it. SOLUTION: When the message where the identifying code, etc., of a transmitter number is added is transmitted from a call originating subscriber 1 as DTMF, a DYMF transmitting/receiving part receives it and stores it in a main memory 11. The memory 11 sets correspondence areas together with the control program storing area of a radio exchange station 5 so as to contain the plural messages at ever subscriber of the mobile body terminal 9 as the storing area of the DTMF signal. After that, when the terminal 9 returns to the inside of a service area and the exchange station 5 receives a position register signal from the terminal 9, the message to the terminal 9 stored in the memory 11 is transmitted. The subscriber of the terminal 9 reads the message display in a display part 15 and calls back the number of a call originator from a calling part to call back the subscriber 1 at need.
Patent JP-H0720722-A (JP)
Title: Image forming device
Inventor: MURAMATSU SATOSHI
IPC: G03G15/10
Filed: 1993-07-02
Abstract: PURPOSE:To reduce the cost of the developing head of a wet type developing device and to stabilize image quality. CONSTITUTION:The developing head 41 of the developing device 4 is hollow and has minute holes in a developer supply part 41a facing a photoreceptor 1. A development gap is made smaller than the amplitude of the vibration of the developing head 41 in the direction to the photoreceptor l. A reference toner image is formed on the photoreceptor 1 at the prescribed timing, and a control part (not illustrated) exerts control so that the frequency of a vibration exciter 42 varies based on the result of the detection of the P-sensor 11 for the image density of the reference toner image. The surface of the developer supply part 41a of the developing head 41 may be coated with a releasing material such as an oil repellent agent. Also, control may be carried out so that the development gap varies based on the result of the detection by the P-sensor 11 for the image density of the reference toner image.
Patent JP-S5986944-A (JP)
Inventor: CHIYAARUZU SHINKUREAA UEEBUAA
IPC: H04B14/04
Filed: 1982-11-01
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-H06198126-A (JP)
Title: Method for treating exhaust gas
Inventor: UENO TSUTOMU
IPC: B01D53/40
Filed: 1993-08-02
Abstract: PURPOSE:To obtain an adsorbent slurry with which acidic gas environmental pollutant in exhaust gas can be efficiently removed by adding material containing calcium sulfate, aluminum oxide, silicon dioxide to the source material of calcium oxide, mixing with water, and ageing in hot water. CONSTITUTION:A material containing calcium sulfate such as gypsum dihydrate and/or calcium sulfite such as hemihydrate sulfite lime, material containing aluminum oxide such as alumina, and material containing silicon dioxide such as silica are added to the source material to supply calcium oxide such as quick lime or slaked lime. These materials are mixed with water and aged in hot water at 90-180 deg.C. Thereby, an adsorbent slurry containing a large amt. of active Ca compd. is obtd. and with this slurry, environmental pollutant in exhaust gas can be efficiently removed.