baber/WOPTO huggingface dataset:
Patent JP-H04331932-A (JP)
Title: Camera capable of trimming photography
Inventor: MACHIDA KIYOSADA
IPC: G03B17/24
Filed: 1991-05-02
Abstract: PURPOSE:To select and set the minimum magnification among plural trimming magnifications which can be set for desired focal distance when the focal distance is set by providing a magnification selecting means. CONSTITUTION:In normal zoom photographic mode wherein the trimming magnification beta is 1, pseudo focal distance GF is equalized to the focal distance F of a photographic zoom lens and varies within a range of 35-70mm. In pseudo zoom photographic mode wherein the trimming magnification beta is 1.4, the pseudo focal distance GF varies within a range of 49-98mm obtained by multiplying the focal distance F of the photographic zoom lens by the trimming magnification beta. In pseudo zoom photographic mode wherein the trimming magnification betais 1.7, the pseudo focal distance GF varies within a range of 59.5-119mm obtained by multiplying the focal distance F of the photographic zoom lens by the trimming magnification beta. When the same focal length can be set for plural trimming magnifications beta, the small trimming magnification beta is selected so as to obtain a print of good picture quality.
Patent JP-H09293965-A (JP)
Title: Method of manufacturing multilayer wiring board
Inventor: OKAMOTO SHOJI
IPC: H05K3/46
Filed: 1996-04-26
Abstract: PROBLEM TO BE SOLVED: To provide the title method of manufacturing multilayer wiring board capable of making alignment of a plurality of inner boards with high precision especially manufacturing multilayer boards exceeding six layers in excellent workability also at low cost. SOLUTION: In the title method of manufacturing multilayer wiring boards wherein a plurality of inner layerboards 4 formed of wiring patterns on both surfaces to be laminated between the inner boards through the intermediary of a prepreg 5a and after the lamination of the prepreg 5b and outer layer metallic foils on the laminated both surfaces, the whole body is heated and pressurized to be integrally molded, guide holes are bored on the specific positions of the inner layer boards 4 and the prepreg 5a, eyelets 7 are driven into these guide holes to fill the hollow parts of the eyelets 7 with a solder 8 to be caulking integrated so that the prepreg 5b and the outer layer metallic foils 6 may be laminated on both surfaces thereof to integrally mold the whole body by heating and pressurizing steps.
Patent JP-H0862952-A (JP)
Title: Image recorder and image recording method
Inventor: OKUDA SHINICHI
IPC: G03G15/05
Filed: 1995-05-29
Abstract: PURPOSE: To embody image recording excellent in the uniformity of density in an image recorder utilizing the formation of an electrostatic latent image by a pyroelectric effect. CONSTITUTION: The surface of the pyroelectric layer 1 of a latent image charge holding medium 3 is selectively heated in accordance with an image signal by a thermal head 4. A conductor layer 5 functioning as a charge neutralizing means is formed on the surface of the thermal head 4. The charge is generated on the surface of the heated pyroelectric layer 1 by the pyroelectric effect but it is instantaneously neutralized through the conductor layer 5. At such a time, AC voltage is impressed on the conductor layer 5 by a power source 21, and oscillating electric field is formed between the pyroelectric layer 1 and the conductor layer 5. Thus, the movement of the charge is promoted and charge neutralization excellent in uniformity and having high efficiency is executed. After finishing heating, the temporally stable electrostatic latent image 17 is formed and developed with toner.
Patent JP-H05326113-A (JP)
Title: Ptc heater
Inventor: YONEDA TOSHIYUKI
IPC: H01C7/02
Filed: 1992-05-22
Abstract: PURPOSE:To enhance a self temperature control function by using an over coat resin of specific thickness. CONSTITUTION:A brass made terminal 1 is tinned and a copper made eyelet 2 is silvered. A heating element is coated with an over coat resin 7 composed of a phenol resin and resin thickness is made 3-6mum. On a substrate wherein an electrode is formed, a heater resistor 6 wherein electric conductive particles are dispersed in a plastic is formed and coated with the coat resin 7. Consequently, a resistance value is not decreased on the high temperature side higher than a switching temperature, the resistance value is rarely decreased when unused, and an excellent self control function can be exhibited.
Patent JP-S5557421-A (JP)
Title: Connecting of bridged polyethylene insulative cable
Inventor: HARA MAKOTO
IPC: B29C65/02
Filed: 1978-10-24
Abstract: PURPOSE: To make insulative layer of connection part under an even mold condition to shorten the molding time, by providing flexible conductive induction coil having heat resistive insulation at outer periphery of an insulative layer of a connection part and flowing high frequency electric current for bridge treatment.  
     CONSTITUTION: An insulative tape layer 4 formed by winding tape of bridged polyethylene or polyethylene mixed with bridging agent is formed outer surface of a sleeve 3 over insulative surface of a CV cable 1. An induction coil formed by closely winding flexible induction coil coated with thin heat-resistive insulation 9 resistive to about 250°C such as nomex or kapton is formed through gas seal film 6 fromed by winding teflon in outer periphery. Then high frequency electric current is applied from high frequency source 12 to the induction coil 11 for inducing and heating a conductor 2 and the insulative layer 4 is bridge-treated by this heat to make mold  condition. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H06326486-A (JP)
Title: Formation of magnetic shield layer and magnetic shield layer forming body
Inventor: SAKUMA KAZUHISA
IPC: H05K9/00
Filed: 1993-05-10
Abstract: PURPOSE:To surely form a magnetic shield layer with simple structure, by coating the surface of an object necessitating magnetic shield with specified magnetic particles, directly or via an electric insulating layer. CONSTITUTION:An electric insulating layer 6 is formed on the surface of an object 1 necessitating magnetic shield by resin coating. Adhesive material 7 is spread on the layer 6 by adhesion spray. Before the adhesive material 7 dries, magnetic particles 8 are uniformly bonded to the surface, and a magnetic shield layer is formed. In order to fix the magnetic shield layer completely, a finish coating layer 9 is formed on the magnetic shield layer. In the magnetic shield layer obtained in the above manner, the magnetic particle 8 has a scale type or a plane type or an almost spherical type. The thickness is 5-100mum, the major axis is 0.01-150mm, and the aspect ratio is 2-1500. Thereby uniform magnetic shield performance can be obtained all over the fine parts of an object surface which has a complicated form, and the peeling of the magnetic shield layer is prevented.
Patent JP-H05326686-A (JP)
Title: Semiconductor substrate and its manufacture
Inventor: TANAKA KAZUHIRO
IPC: H01L21/02
Filed: 1992-05-22
Abstract: PURPOSE:To provide an properly shaped object which is easy of enlargement of an aperture and besides in which a section as it is stacked without being polished does not remain in the polycrystalline silicon filling up a V-shaped groove. CONSTITUTION:In a semiconductor substrate, where a first silicon wafer 11 having a main surface 11a whereon a semiconductor element is to be formed and a second silicon wafer 12 larger in diameter than this first silicon wafer 11 and holding this coaxially and becoming a base are united through a dielectric layer 13, and polycrystalline silicon 18 is stacked on the top of the margin positioned at the side of the the second silicon wafer 12 and the first silicon wafer 11, the topside of the polycrystalline silicon 18 is so constituted as to be on approximately the same level as the main surface 11a of the first silicon wafer 11, covering its nearly all area.
Patent JP-S5356867-A (JP)
Title: Apparatus for throwing waste into dust chute
Inventor: FUKUI SHIROU
IPC: E04F17/12
Filed: 1976-10-30
Abstract: PURPOSE: To accomplish waste throwing operation swiftly and efficiently by throwing waste from a container in a carrier into a dust chute with a withdrawing device after the carrier loaded with the waste advances to a throwing chamber. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H11303388-A (JP)
Title: Work execution method of concrete structure, and form divided body used therefor
Inventor: TANIJIRI HIDEO
IPC: E04G11/04
Filed: 1998-04-23
Abstract: PROBLEM TO BE SOLVED: To facilitate setting and removal of forms for a column and a beam by unitizing. SOLUTION: A column form comprises face plates 20, 20, 20, 20 arranged on four sides; outer forms 12, 12, 12, 12 integrated being respectively arranged on the outside of the respective face plates 20, 20, 20, 20; and expansible connecting means 18, 18, 18, 18 interposed between four sets of the outer forms 12, 12, 12, 12 and face plates 20, 20, 20, 20. An air bag 18 bonded to the outer form 12 and face plate 20 and expansible/contractible by the supply/exhaust of air, or adjusting screw mechanism can be used as the connecting means 18.
Patent JP-H05326810-A (JP)
Title: Lead frame for mounting of electronic circuit device
Inventor: NATSUME NORIYUKI
IPC: H01L23/50
Filed: 1992-05-22
Abstract: PURPOSE:To prevent the generation of migration effect by die bonding part, to suppress an adverse effect inflicting on wire bondability by the out-gas generated from a bonding agent, and to improve the appearance by a method wherein an electronic circuit element mounting wiring substrate and the substrate supporting lead of a lead frame are connected without specially using a bonding agent and die-bonding paste. CONSTITUTION:Through holes 6a are made in a semiconductor element mounting wiring substrate 6, and a substrate supporting lead 8, which supports the semiconductor element mounting wiring substrate 6, is formed on a lead frame member 11. After the tip of the inner edge part 8a of the substrate supporting lead 8 has been bent upward, the upwardly bent part of the inner edge part 8a is passed through the through hole 6a, and the semiconductor element mounting wiring substrate 6 is supported by the substrate supporting lead 8.
Patent JP-H0853018-A (JP)
Title: Full time 4wd system
Inventor: UEZURI EMU DEIKU
IPC: B60K23/08
Filed: 1995-05-02
Abstract: PURPOSE: To balance a differential function and speed by furnishing a plural number of continuously variable belt drive devices on a connecting means, making at least one of sheaves furnished on each pulley movable in the axial direction and moving the sheaves by an electronic control system. CONSTITUTION: A torque distributor sub-assembly 15 is furnished with an input shaft 42 to receive output torque from an output shaft 44 of a torque transmission assembly, front and rear part output shafts 80, 210 are respectively and continuously connected to the input shaft 42 by a variable belt drive device 75, a driving pulley 76 and a driven pulley 78 are relatively movable in the axial direction, and a pair of sheaves 110, 112 devised to change effective pulley diameters of them is frunished. An electronic control system 170 is provided to move the sheave 110 free to move against the sheave 112 fixed in correspondence with each of the belt drive devices 75, a pair of adjustment mechanisms 172 is controlled, and the sheave 110 is moved against the sheave 112 to cooperate with the continuously variable belt drive device 75.
Patent JP-H02311088-A (JP)
Title: Video camera
Inventor: NISHIYAMA TAKANORI
IPC: H04N5/225
Filed: 1989-05-26
Abstract: PURPOSE:To make camera pickup stable by turning a grip part provided integrally with a finder. CONSTITUTION:An upper part of an electronic view finder 4 touches a tail ridge of a front end 3 of a lens 1 and is not turned further more and since an end face of a grip part 6 is not jumped out from a lower face 3 of the lens 1, the finder 4 is movable even at a flat face. When the finder 4 is turned downward, the tail end 5 is folded into two under the lens 1 and overlapped with each other and the finder 4 prevents further turning. The grip part 6 is provided with a zoom switch 9 and a pause switch 10 or the like and they are operated by one hand. Thus, stable camera pickup is attained with very natural attitude even at low angle or high angle pickup.
Patent JP-H05304634-A (JP)
Title: Video special effect device
Inventor: MORIMOTO AKIHIRO
IPC: H04N5/262
Filed: 1992-04-27
Abstract: PURPOSE:To output a clear video in which the generation of a folded distortion or a picture blurring can be prevented, even at the time of rotating an input video. CONSTITUTION:This device is equipped with a filter processing circuit 2 which operates a filter processing to the input video, and an interpolation processing circuit 6 which operates a processing for converting the video such as a reduction, rotation, or enlargement to an output video from the filter processing circuit 2. Then, the device is equipped with a means 3 which offers the reduction ratio data of the vertial and horizontal directions of the output video corresponding to the input video to the filter processing circuit 2, and a mean 4 which offers the angle of rotation data of the output video corresponding to the input video to the filter processing circuit 2. The filter characteristic of the filter processing circuit 2 is set according to the above mentioned redution ratio and angle of rotation. A pass band set by the filter of the filter processing circuit 2 is made to correspond to the rotating processing of the interpolation processing circuit 6, so that the generation of the folded distortion or the video blurring can be prevented even at the time of rotating the input video by the interpolation processing circuit 6.
Patent JP-H09292453-A (JP)
Title: Constant measuring device for circuit element
Inventor: YAMAGUCHI TSUTOMU
IPC: G01R35/00
Filed: 1996-04-26
Abstract: PROBLEM TO BE SOLVED: To facilitate the calibration of the intrinsic level errors and phase errors of sample hold circuits when two sample hold circuits are connected to respective input lines for a voltage and a current in parallel, and the circuits are alternately operated so as to cope with high-speed sampling. SOLUTION: Two respective sample hold circuits 21 and 22 and 23 and 24 are connected to the input line of a voltage V and the input line of a current I in parallel. In the voltage and current sampling circuits 21 and 23 forming a pair on one side, e.g. odd-numbered data are sampled. In the voltage and current sampling circuits 22 and 24 forming a pair on the other side, e.g. even- numbered data are sampled. Impedances Z1 and Z2 and phases θ1 and θ2 are obtained for the respective circuits. Finally, by computing the average value of the results the level errors and the phase errors caused by the respective circuits are extracted.
Patent JP-S5558664-A (JP)
Title: Picture processing system
Inventor: SEKIKAWA KEIJI
IPC: H04N1/40
Filed: 1978-10-25
Abstract: PURPOSE: To obtain a good-contrast picture without sacrifice of transmission efficiency by determining the density of non-sampling picture elements by average operation after correction is performed according to the analysis characteristic of a picture detection unit.  
     CONSTITUTION: Digitized video input signals are temporarily stored in buffer register 30 by required components. Only density information of sampling picture elements which determines non-sampling picture elements to be processed is read into memory 31 by address control unit 36 driven by count signal AC. This information is inputted to correction unit 32 and is so corrected that a high-density part may be more thick and a low-density part may be more thin. Corrected density information is inputted to average value operation circuit 33, and the average value is operated and is inputted to memory 34. Required components of information of memorise 34 and 31 are read into buffer register 35 by designation of unit 36, and signal S 0  processed at a prescribed timing is outputted sucessively. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5356792-A (JP)
Title: Mechanical descaling method of wire material
Inventor: FUKUDA TAKASHI
IPC: B24C3/32
Filed: 1976-11-01
Abstract: PURPOSE: To remove scale generated on the surface of wire material efficiently in a mechanical manner through injection of high pressure water mixed with grit between the wire material and elastic rolls inexpensive and excellent in ware resistibility with the rolls being pressed against the wire material. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H02311321-A (JP)
Title: Production of aluminum silicate-based glass
Inventor: FUJIYAMA TAKESHI
IPC: C03C4/12
Filed: 1989-05-26
Abstract: PURPOSE:To make possible to produce a product having high purity and uniformity by previously forming complex alkoxide of Al and a rare earth element with a specific method in a production of aluminum silicate-based glass from each alkoxide of Al, Si and the rare earth element with sol-gel method. CONSTITUTION:An anhydrous chloride of a rare earth element, e.g. NdCl3 is mixed with aluminum alkoxide, e.g. aluminum isopropoxide in an alcohol solvent in the presence of alkali (earth) metal alkoxide and refluxed by heat (at 60 to 120 deg.C) to form complex metal alkoxide of the rare earth element and aluminum. Next, silicon alkoxide, preferably oligomer obtained by partial hydrolysis and polycondensation (having 2 to 50 degree of polymerization) is added to said complex metal alkoxide and subjected to hydrolysis and polycondensation, then generated aluminum silicate-based glass precursor gel is finally dried by heating at 150 deg.C and burned at 900 to 1400 deg.C to afford the objective aluminum silicate-based glass.
Patent JP-S6022554-A (JP)
Title: Brake booster
Inventor: OOTA RIYUUJI
IPC: B60T13/567
Filed: 1983-07-19
Abstract: PURPOSE:To make a shell into lightweightiness as well as to lessen a reducing amount on a pressure receiving surface without necessitating a special seal member, by forming a rib being extendes inward on an inner circumferential surface of the shell, while making the rib range over both wall surfaces of the shell in succession. CONSTITUTION:At an opposed position in the radial direction of an inner circumferential surface 5 of a front shell 2, a pair of ribs 15 being extended inward are solidly formed up, and one end in an axial direction of these ribs 15 continuously ranges over a wall surface 4 of the front shell 2 as one body, while the other end extends as far as a position beyond a wall surface 6 of a rear shell 3. In addition, in the rear shell 3, a slit 16 into which these ribs 15 are inserted is formed therein. A power piston 22 is made up in a disc form as whole, and in order to avoid interfering with the said paired ribs 15, a slit 23 is formed just like in case of the rear shell 3. And, the inside of a shell 1 is partitioned into a constant pressure chamber 25 in which suction pressure is usually introduced and a variable pressure chamber 26 by means of a seal member 24 and a valve body 20 on the circumference of the power piston 22.
Patent JP-H06345507-A (JP)
Title: Method for improving strength of hardened body of cement or the like
Inventor: KUROBA KENJI
IPC: C04B40/02
Filed: 1993-06-02
Abstract: PURPOSE:To obtain an ultra-high-strength concrete at a site through normal work by mixing a hydraulic material, water, aggregate and water reducing agent in a specified ratio, placing the mixture in a formwork and ageing the mixture under specified conditions. CONSTITUTION:15 to 25wt.% water based on a hydraulic material obtained by adding >=1 kind of material selected from slag powder, silica powder, fly ash powder and ettringite powder to cement, 0.05-5 parts of fine aggregate and <=0.1 part of water reducing agent are used. The hydraulic material, fine aggregate, water with the temp. regulated so that the mixed-up temp. of concrete is controlled to 0-50 deg.C and the water reducing agent are uniformly mixed, then a coarse aggregate is added, the materials are further uniformly mixed and placed in a formwork, the maximum curing temp. is controlled to 50-180 deg.C by hot air and/or hot water and/or hot steam, the time until the maximum curing temp. is reached is controlled to 0-48 hr after concrete is placed, and the cement is cured at the atmospheric pressure to 10atm. A relation between the age and compressive strength is exemplified in the figure.
Patent JP-H05149738-A (JP)
Title: Device for detecting position of heat generating body
Inventor: KOMABAYASHI MASASHI
IPC: G01B21/00
Filed: 1991-05-07
Abstract: PURPOSE:To obtain an inexpensive device which detects the position of a heat generating body with a simple constitution. CONSTITUTION:An iron silicide sensor array 11 is composed of a plurality of iron silicide sensors S11-Smn arranged in a twodimensional plane. The sensors S11-Smn generate electromotive forces when they are subjected to the heat radiated from a heat generating body and the electromotive forces are inputted to a switch group 15. The switch group 15 is composed of switches SW10-SWmn and the opening/closing of the switches SW10-SWmn is controlled by signals TE (X, Y) from a computer system 18. The electromotive forces of the sensors S11-Smn successively selected by the switch group 15 are inputted to the computer system 18 after they are converted into digital signals through an A/D converter 17. The system 18 decides the position of the heat generating body by retrieving the sensor generating the maximum electromotive force and calculating the coordinates of the sensor on the array 11.
Patent JP-H07336883-A (JP)
Title: Cordless equipment
Inventor: ASADA KAZUHIKO
IPC: H02J1/00
Filed: 1994-06-14
Abstract: PURPOSE:To prevent the deterioration and breakdown of an electricity storage element, and to provide a cordless equipment having high reliability by controlling the electricity storage element so as not to be too charged. CONSTITUTION:The series circuit of a second switching element 62 composed of an N-P-N type transistor, a diode 64 connected between the collector and emitter of the second switching element 62 and an elecricity storage element 30 is mounted between the output terminals of a current supply circuit 26. The electricity storage element 30 is constituted of electric dipole layer capacitors 27, 28, 29, and second load 61 configured of an electronic circuit 60 detecting the temperature of hot water in a jar pot and displaying the temperature in response to the value of the temperature is installed between both terminals of the electricity storage element 30.
Patent JP-S5924451-A (JP)
Title: Tape recorder
Inventor: SHIBATA IZUMI
IPC: G11B5/027
Filed: 1982-07-30
Abstract: PURPOSE:To obtain a tape recorder which procides excellent dubbing by selecting whether level matching between both tapes is carried out or not during the dubbbing on the Dolby system by a switch, and performing the level matching between both tapes only when necessary. CONSTITUTION:Sound recording amplifiers 12 and 17 compress signals and reproduce amplifiers 10 and 16 expand signals reversely. When the sound recording of a main tape recorder is performed through the sound recording amplifiers 12 and 18, the dubbing levels (Dolby level) of both tape sound recording and reproducing systems are equalized previously by a semifixed resistance 32 and the dubbing is performed invariably on the Dolby system while the switch 28 is placed on the side of the resistance 32. When a tape with different sensitivity is used, or when sound recording is performed by another type recorder, a dubbing level adjustment between both tape sound recording and reproducing systems of the main tape recorder should be made, so the switch 28 is placed on the side of a volume control 30 to perform the level matching between both tape sound recording and reproducing systems through the volume control 30.