baber/WOPTO huggingface dataset:
Patent JP-S6464138-A (JP)
Title: Optical tape device
Inventor: HARA FUMIO
IPC: G11B7/12
Filed: 1987-09-04
Abstract: PURPOSE:To exactly record and reproduce the information to and from an object place, by providing a separate optical head for recording the guidance information of the head, in front of the optical head for recording, reproducing or rewriting the information. CONSTITUTION:Guide rollers 4, 18 and a capstan 14 rotate, while bringing into contact with an optical tape 3, so that the optical tape 3 is wound correctly around a cylinder 2 of an optical tape device, and also, the tape 3 moves at constant speed. Also, on a guide roller 4 for rotating synchronously with the traveling of the tape 3, plural pieces of magnetic heads 5 and optical heads 9 for recording a timing mark signal 6 for showing the guidance position information and a guidance track signal 11 are provided separately from an optical head 1. In this state, at the time of recording the information, the timing mark signal 6 is reproduced by a magnetic head 7 for reading provided in the vicinity of the cylinder 2, the traveling speed of the tape 3 is controlled so as to become a prescribed time interval, the head 1 is positioned at a target position in accordance with the guidance track 11, and recording is executed.
Patent JP-H0958033-A (JP)
Title: Fixing device of thermal printer
Inventor: UEDA SATOSHI
IPC: B41J2/325
Filed: 1995-08-29
Abstract: PROBLEM TO BE SOLVED: To alter the gain value of a feed back control system and perform light-control promptly and stably in accordance with the secular deterioration of a ultraviolet ray lamp. SOLUTION: A coefficient C is read out of LUT 38 corresponding to a total printing numbers in the counter 37 every number of a predetermined printing sheets. The multiplicator 39 acts to multiply the coefficient C read out of LUT 38 to an initial gain value K0 read out of ROM 40 and to obtain a gain value K with a secular deterioration taken into account, and this value is stored in ROM 34. At the printing operation, the gain value K is read out of ROM 34 and set in the multlpllcator 33. During the fixing period of yellow images, the gain value K is multiplied to the differential between the aimed illumination value and the measured illumination value. The correction value obtained is integrated by an integrator 38, and the integrated results are sent to an inverter 27 as a lamp control value.  The inverter 27 controls a duty ratio of driving pulses for driving the ultraviolet ray lamp 18 for yellow according to the lamp control value.
Patent JP-H1098848-A (JP)
Title: Structure for canceling noise of motor for vacuum cleaner
Inventor: HWA-CHONG KIM
IPC: A47L9/22
Filed: 1997-08-15
Abstract: PROBLEM TO BE SOLVED: To provide a structure for canceling noise of a motor for a vacuum cleaner which can reduce remarkably the noise to the outside of a vacuum cleaner. SOLUTION: Noise from an exhausting hole 11 formed at the rear side of a motor 10 passes a motor filter 50 attached in the direction where an exhausting hole 11 is formed and goes out of a rectangular exhausting hole 71 formed at the upper part of the circumference surface of a rear motor case 70 coupled with the front motor case 30 of the predetermined shape and formed to receive a motor 10 and then is exhausted to an exhausting port 112 of a base body 110 along the path after it is canceled by a motor cover 130 coupled with a bolt to a motor receptor 111 of the base body 110.
Patent JP-H0562961-A (JP)
Title: Wafer cleaning method
Inventor: ORITA SHIROHIKO
IPC: H01L21/304
Filed: 1991-08-30
Abstract: PURPOSE:To enable an insulating film excellent in insulating properties to be formed on the surface of a wafer by a method wherein the wafer is disposed inside a cleaning chamber keeping its surface horizontal, the cleaning chamber is exhausted after HF vapor is brought into enough contact with the surface of the wafer, the wafer is cleaned by feeding water vapor, and the chamber is exhausted after the cleaning of the wafer is finished. CONSTITUTION:A wafer 2 is disposed inside a cleaning chamber 1 keeping its surface substantially horizontal, HF vapor 4 is brought into enough contact with the surface of the wafer 2, and then the chamber 1 is exhausted. In succession, water vapor 4 is supplied to clean the wafer 2, the chamber 1 is exhausted to be of a normal pressure or a reduced pressure after a cleaning process is finished. The wafer 2 which is not subjected yet to oxidation pre-treatment executed for the formation of an insulating film on its surface and on whose surface a natural oxide film has been formed is used. By this setup, the surface of the wafer 2 can be uniformly cleaned, and an insulating film excellent in insulating properties can be formed on the surface concerned.
Patent JP-H04104966-A (JP)
Title: Production of laminated ceramic material
Inventor: NARASAKI NAOTAKA
IPC: B32B9/00
Filed: 1990-08-20
Abstract: PURPOSE:To form a laminated ceramic material having excellent electrical insulation and mechanical strength without using asbestos by impregnating a boric acid solution in a paper sheet made mainly of inorganic fiber and inorganic additive, stacking two or more sheets one upon another after drying, hot-pressing the sheets and heat-treating the laminate. CONSTITUTION:A boric acid solution is impregnated in a paper sheet made mainly of inorganic fiber and inorganic additive, two or more sheets containing boric acid are stacked one upon another after drying, the sheets are hot-pressed at 120-230 deg.C under >=70kg/cm<2> pressure and the laminate is heat-treated at 420-930 deg.C The amount of boric acid impregnated in the paper sheet is about 10-60 pts.wt., preferably 15-50 pts.wt. based on 100 pts.wt. of the paper sheet. The inorganic fiber is e.g. potassium titanate fiber and the inorganic additive is preferably a combination of zinc oxide and cordierite, etc.
Patent JP-H0796762-A (JP)
Title: Clutch control system in vehicle power transmission route
Inventor: GERUHARUTO YOOZEFU FURIYUUBUIR
IPC: B60K23/08
Filed: 1994-08-12
Abstract: PURPOSE: To provide a control system capable of corresponding to the necessity of running of a heavy all-wheel-drive vehicle on an off-road in every respect. CONSTITUTION: A power transmission path consists of an engine-transmission block 1, a clutch 2, a front axel differential device having a lock clutch 3, and a rear axel differential device having a lock clutch 5. Furthermore, it has sensors and actuators 13, 14, 15, the sensor 10 is a steering angle sensor, the sensor 11 is a rotation number sensor on sides of wheels 4, 6, and the sensor 12 is a condition sensor. A controller 18 for each clutch has its own control modules 21, 24, 25 to automatically switch all the clutches in accordance with off-road, and the control modules 24, 25 at a lower layer generate control signals for clutches 2, 5 at higher layers by one or a plurality of layers before driving their own clutches 3, 5.
Patent JP-2000055378-A (JP)
Title: Foot warmer
Inventor: OKUMURA TAKAHIRO
IPC: F24C15/08
Filed: 1998-08-04
Abstract: PROBLEM TO BE SOLVED: To hold the framework of a foot warmer simply and inexpensively by a structure wherein the fixing part of a leg body is fitted in an engaging hole when it is inserted into the fixing hole of the framework, the protrusion and the recess of the leg body and the fixing hole are fitted each other simulta neously and the positioning part of the leg body is regulated by the positioning part on the inner side wall of the fixing hole. SOLUTION: A circular protrusion 17 is formed at the upper end part 31 of a leg body 5 and fitted to a recess made in the inner end face of a fixing hole upon insertion and at least two elongated protruding positioning parts 16 are formed on the outer circumference of a fixing part 15. When the fixing part of the leg body 5 is inserted into the fixing hole of the framework 1 from below, an engaging claw 13 is fitted in an engaging hole 11 by the resiliency of a resiliently deformable oscillating part 12. Furthermore, a protrusion 17 at the upper end part 31 is fitted to a recess in the inner end face and the positioning protrusion 16 of the leg body 5 is fitted in the positioning recess thus eliminating looseness in the radial and circumferential directions.
Patent JP-H0779353-A (JP)
Title: Picture compression and expansion device
Inventor: TOYOFUKU TETSUYUKI
IPC: G06T1/60
Filed: 1993-09-06
Abstract: PURPOSE:To attain a companding function between memories and between a memory and a frame memory with one picture compression controller by providing a transfer changeover device in the title device. CONSTITUTION:When a compressed picture in a compression picture data area 21 is expanded by a picture compander 30 and the resulting picture is stored in a still picture data area 22, an MPU 110 sets a transfer changeover device 40 to a position of the side of a picture data FIFO 50 from a position of an expansion data register 33. Then compressed picture data in the compression picture data area 21 are all written in a CODEC register 31 and the expanded picture is written in the still picture area 22 by a DMA controller 60. The compressed picture in the compression picture data area 21 is expanded and written in a frame memory 90, the MPU 10 sets the transfer changeover device 40 to the position of the side of a frame memory controller 70. Then the compression picture data are written in the CODEC register 31 and the expanded picture is written in a frame memory 90. In the case of compression, the transfer changeover device 40 is set to the opposite position respectively.
Patent JP-S6280206-A (JP)
Title: Production of nickel powder
Inventor: KANO HARUHIKO
IPC: B22F9/24
Filed: 1985-10-02
Abstract: PURPOSE:To easily produce nickel powder having the crystal structure of Ni3B by subjecting the soln. of a nickel salt to a liquid phase reduction with a reducing liquid of boron hydride and subjecting the resultant Ni-B coprecipitation powder to a heat treatment. CONSTITUTION:Nickel sulfate, etc. dissolved in pure water, sodium pyrophosphate and aq. ammonia dissolved in pure water, etc., are mixed to prepare the soln. contg. the complex salt of nickel. The above-mentioned soln. of the nickel salt is heated and the reducing liquid prepd. by dissolving borohydride such as sodium borohydride in pure water is gradually added thereto and the soln. is subjected to the liquid phase reduction. The Ni-B coprecipitation powder obtd. by such reduction stage is heat-treated to obtain the nickel powder consisting of Ni3B. The above-mentioned heat treatment is adequately executed in an oxidizing atmosphere of 550-900 deg.C, more preferably 580-700 deg.C or in an inert atmosphere of 300-1,000 deg.C, more preferably 300-800 deg.C. The grain size of the resultant Ni-B coprecipitation powder can be controlled by controlling the alkali concn. or reduction reaction temp. of the above-mentioned reducing liquid or the addition rate, etc. of the reducing liquid.
Patent JP-H1057418-A (JP)
Title: Caster attachment device for wheelchair
Inventor: MATSUNAGA SHIGEYUKI
IPC: A61G5/02
Filed: 1996-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a caster attachment device convenient in use of a wheelchair at the time of use in a simple constitution by freely adjusting a height position of a caster attachment adjustment part in a turning part. SOLUTION: This caster attachment device 100 is attached to the front pipe W2 and bottom pipe W5 of a wheelchair. In the case of tilting a seat part by ϕ deg. to the horizontal, for instance, the tightening part 40 of the caster attachment device 100 is loosened, the turning part 30 is turned for a portion corresponding to the inclination angle ϕ deg. of the seat part and thereafter, the turning part 30 is press-fixed to a fixing part 10. At this time, an engagement part prevents slippage since a rack gear provided in the turning part 30 and the rack gear provided in the fixing part 10 are engaged and the angle ϕ deg. is surely held. Also, since the engagement part can be perform fine adjustment by each peak, the angles of respective casters provided on the left and right of the wheelchair are easily adjusted so as to be equal on the left and right.
Patent JP-2000057011-A (JP)
Title: Method for recording execution history with argument information of function in execution module and recording medium therefor
Inventor: SHIMAZAKI KOJI
IPC: G06F9/40
Filed: 1998-08-05
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of recording the execution history of a function in an execution module at a high speed as execution history data accompanied with the argument information of the respective functions. SOLUTION: This execution history recording method has a source program analytic part 2 for analyzing a source program (A)1, acquiring the argument information of respective functions to be executed by this program and preserving these acquired argument information of the respective functions as a database 3 respectively and a code inserting part 4 for analyzing the source program (A)1 and inserting an instruction code for acquiring the argument information of the relevant functions preserved in the database 3 into the start and end sections of each function defined by this program and when the execution module prepared from a source program (A')5 into which the instruction code is inserted, is executed, the execution history data acquired by the inserted instruction code are recorded in a log information part 6.
Patent JP-H1062279-A (JP)
Title: Pressure sensor
Inventor: OTSUKI HIROSHI
IPC: G01L9/00
Filed: 1996-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a highly reliable pressure sensor which can sense correct pressure even under such use conditions that gas is rapidly introduced, relating to a diaphragm type pressure sensor used in an air compressor or the like. SOLUTION: A pressure receiving body 8 including a pressure applying plate 9 in tight contact with an approximately entire face of an inner wall 3b of a diaphragm 3 is received in a cylindrical pressure receiving chamber 2 formed with the thin diaphragm 3 at an end via a spring 10 with the pressure applying plate 9 in tight contact with the inner wall 3b of the diaphragm 3. The diaphragm 3 receives pressure via the pressure receiving body 8 to obtain a pressure signal from a strain gage 7.
Patent JP-S6282189-A (JP)
Inventor: HAYASHIDA KENICHI
IPC: G01V3/08
Filed: 1985-10-04
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-H0961516-A (JP)
Title: Target-tracking apparatus
Inventor: OKAMOTO KAZUO
IPC: G01S13/50
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To improve the reliability in judging of a virtual image by providing a means for calculating for every image three index values of possibilities causing virtual image, and a judging/processing means including a judgment treatment. SOLUTION: When a new image new image F is generated on an extension line in a direction from a radar station O to an image A, a distance R between the images A and F is measured. If another image Ai (i:1, 2) is present at a distance closer to the distance R from a position of the image A, velocity data of the image Ai and F are obtained by a target-tracking means and moreover relative velocities VO, Vi A to the image A are obtained. A first index μi G of possibilities casing a virtual image of the image Ai is obtained from a geometrical arraignment condition of the image Ai, and a second index μi V and a third index μi R are obtained from conditions of the relative velocities and distances according to respective specific formulae. The minimum of the three indexes is selected and set as a virtual image evaluation index μFi .  Indexes μFi of all the image Ai are compared to obtain a maximum index μF. The value is compared with a judgment threshold value. If the value is not smaller than the threshold value, the image is judged to be a virtual image.
Patent JP-H06161261-A (JP)
Title: Electrophotographic device
Inventor: TERADA HIROSHI
IPC: G03G21/00
Filed: 1993-09-07
Abstract: PURPOSE:To obtain high image quality in a simple constitution by including a magnet inside a photosensitive body, sticking a developer and removing the developer in a nonimage part with an electrode roller arranged in a gap narrower than a developer layer. CONSTITUTION:The photosensitive body 9 having the magnet 10 inside is electrified by a corona electrifier 11 and irradiated with laser light 13 to form an electrostatic latent image. Toner 15 is stuck on the surface of the photosensitive body 9 in a developer storage reservoir 14, the toner layer of a prescribed thickness is formed by a developer regulating plate 16 and the photosensitive body 9 passes in front of an electrode roller 17. At this time, a specific distance between the electrode roller 17 and the photosensitive body 9 is set. An AC voltage is applied on the electrode roller 17, the toner on the nonimage part on the photosensitive body 9 is transferred to the side of the electrode roller and only an image part is left. The toner stuck on an electrode roller 17 is scraped by a scraper 19. In other words, first, the developer layer of an excess thickness is formed on the photosensitive body 9 and later, the developer is recovered by the bare electrode roller 27, so that a flat uniform image can be obtained on the photosensitive body 9.
Patent JP-H04105887-A (JP)
Title: Work delivery device by differential chain
Inventor: OTA SHIGEJI
IPC: B65H3/08
Filed: 1990-08-23
Abstract: PURPOSE:To shift a work position as well as to control a work attitude by attaching each tip of both vertical arms to an upper end and a central part of a common connecting rod, and installing a chain in space among an intermediate sprocket, a center sprocket and a tip sprocket. CONSTITUTION:One side of vertical parallel shafts 2, 2a is set down to a drive shaft, and each base end of respective arms 7, 11 is attached to each shaft, while each tip of these arms 7, 11 is connected to a common connecting rod 8, forming a parallelogram. With this formation, a work holding part 19 attached to one end of this connecting rod 8 is accurately shiftable along the preset locus. Consequently a work 24 can be shifted to an oblique position or vertical position from a horizontal position and vice versa.
Patent JP-H1159333-A (JP)
Title: Transparent substrate with function to detect droplet
Inventor: TANAKA SHUHEI
IPC: G01N21/41
Filed: 1997-08-19
Abstract: PROBLEM TO BE SOLVED: To enhance the sensitivity of an optical sensor for detecting water droplets. SOLUTION: A sensor device 2 has diffraction gratings 5, 6 formed on the surface of a glass substrate 4 by laser beams. The diffraction grating 5 is for causing detection light rays from a light emission element 7 such as a light emitting diode to impinge on the inside of a windshield 1, while the diffraction grating 6 is for causing the light rays totally reflected by the inside of the windshield 1 to exit from the windshield 1 and impinge on a photo-detector 8. The outdoor surface of the windshield 1 is made water-repellent, and the area of the outdoor surface of the windshield 1 where the sensor 2 detects whether or not water droplets exist is not made water-repellent.
Patent JP-H0886252-A (JP)
Title: Combustion promoting device for diesel engine
Inventor: BABA SHINJI
IPC: F02B47/08
Filed: 1994-09-19
Abstract: PURPOSE: To improve combustibility, to improve fuel consumption, and to effectively purify exhaust gas by a method wherein an annular free pin is fitted in a large cylinder located fronting on a combustion chamber and a boost piston is fitted in a small cylinder arranged thereat. CONSTITUTION: A large cylinder 3 is formed fronting on a combustion chamber 2 in a cylinder 1 in such a state to correspond to a fuel injection direction J and an annular free pin 4 is fitted therein. A first gas chamber 7 communicated with a combustion chamber 2 through an opening part 3d is formed on the pressure side of a free piston 4 and a forward and backward movable small cylinder 6 movable forward and backward from an opening part 3d is arranged at the free piston 4 with a gap for a first gas injection nozzle 5 formed therebetween, and a boosting piston 9 is fitted in the small cylinder 6. By raising the free piston 4 by a gas pressure in the middle of a combustion period, gas in a second gas chamber 10 is injected in the combustion chamber 2.  By protruding the free piston 4 by a piston drive device 21 before injection of fuel at a compression process, gas in a first gas chamber 7 is injected in the combustion chamber 2.
Patent JP-H0669911-A (JP)
Title: Data transmission circuit
Inventor: NUMAGAMI TAKESHI
IPC: H04L5/14
Filed: 1992-08-21
Abstract: PURPOSE:To implement full duplex communication by the 2-wire system by sending data in a form of a voltage signal from a master to a slave and in a form of a current signal from the slave to the master. CONSTITUTION:When a transmission signal TXD is outputted from a transmission control circuit 11 of a master 1, the signal drives a transformer 14 via a transistor(TR) 13A, an inverter IN and a TR 13B and its output signal (k) is outputted in a form that the transmission signal is superimposed on a voltage Vcc of a DC power supply and given to a slave 2 as a voltage signal. On the other hand, when the transmission signal TXD is outputted from a slave 21, a TR 23 is turned on/off accordingly and the result is given to the master 1 as a current signal. Since the transmission signal superimposed on the DC voltage Vcc is sent from the master 1 to the slave 2, a voltage is always produced between lines L1 and L2 and a constant current ITX flows through the TR 23 being a component of a constant current circuit by using the voltage.
Patent JP-H08112142-A (JP)
Title: Single dose containing paste-like solid article for offering
Inventor: GEREE JIYANNRUI
IPC: A45D33/00
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a storable product having excellent appearance, which is easy to use by arranging a slidable holding member in a passageway, housing an applicator in a chamber to make a retaining means in which a product is inlayed extend to a housing and arranging a sealing means for the housing from the exterior in the passagway. SOLUTION: A structure 1 has a chamber 2. In a housing 3 and a passageway 6, there is an applicator 4 having a sealing means 5. The applicator 4 has a stick 41 of a grip portion. The applicator 4 can be pulled out from the passageway 6. The sealing means 5 is elastically pushed on a concave portion 62 and separated the housing 3 from the passageway 6. A product P is obtained by injecting a heated lipstick constituent through an orifice 8 into the housing 3 wherein a retaining member 7 is arranged. As air is ventilated through a hole 49 of the applicator 4 during the filling of the product P, the forming of air pocket is prevented. The orifice 8 is then covered with a film 9.
Patent JP-H0768726-A (JP)
Title: Biaxially oriented polyester film for magnetic recording medium
Inventor: MASUDA SHIGEHIRO
IPC: B29K105/16
Filed: 1993-09-07
Abstract: PURPOSE:To provide a biaxially oriented polyester film for a magnetic recording medium having excellent feeding stability, electromagnetic conversion characteristics and excellent high speed dubbing characteristics. CONSTITUTION:A polyester has at least two laminated layers by coextrusion in such a manner that a layer for forming at least one surface layer (polyester A layer) contains particles of 0.5-2.0wt.% and that, when totally integrated volume of the particles each having a particle size of 0.2mum or more is 100, the particles exist at a ratio that an integrated volume of the particles each having a particle size of 0.5-1.0mum is 50-90 and an integrated volume of the particles each having a particle size exceeding 1.0mum is 10 or less.