baber/WOPTO huggingface dataset:
Patent JP-S5873773-A (JP)
Title: Repairing method for electric weld zone of plated steel pipe
Inventor: HARA TOMIHIRO
IPC: C23C26/02
Filed: 1981-10-29
Abstract: PURPOSE:To improve the adhesive strength to the steel base in a repairing plated part in a repairing method for the weld zone by supplying of a metallic wire after cutting of beads on the outside surface in a producing stage for electric welded steel pipes by using a fused flux after heating. CONSTITUTION:After the beads of a plated electric welded pipe 38 formed in the stage of welding are removed with a bead cutter 31, the bead out part is heated up to the temp. at which repairing plating the possible with a heater 32. The oxide films formed by the bead cutting and heating inthe atmospheric atmosphere are removed by a polishing device 33. Thereafter, a fused flux is supplied to the bead cut part by a supplying device 34, and the oxide films that connot be removed by polishing and the oxide films formed again in the section up to the device 34 are removed chemically, whereby the surfaces are cleaned. Right after the supply of the flux, ultrasonic waves are applied into the flux layer by an applying device 35 to accelerate the cleaning and to make the cleaning uniform. A plated metallic wire 39 preheated with a preheater 55 is fed to the bead cut part, and is stuck tightly thereto by melting. Ultrasonic waves are applied on the metallic layer by an applying device 37, whereby adhesive strength is improved.
Patent JP-H04371482-A (JP)
Title: Opening/closing device for elevator door
Inventor: SAKAI MITSURU
IPC: E05F15/14
Filed: 1991-06-19
Abstract: PURPOSE:To easily check and adjust a position detection device for controlling opening and closing directions of a cage door from a board side. CONSTITUTION:A switch 15 for controlling the opening direction of a cage 1 and a switch 16 for controlling the closing direction are fitted to a hanger case 5, and an operating cam 17 actuating controlling switches 15 and 16 is attached to a hanger 3 above the left cage door 1 via a bracket 18. The fitted position of the operating cam 17 is made a position so as to be overhung to a cage door side on a side, where the operating cam 17 is unfitted, from the center position of a doorway with the bracket 18 L-shapedly formed. This can locate the switches 15 and 16 within the range of the doorway width, allowing the easy checking and adjusting work of them from a boarding side.
Patent JP-S5963063-A (JP)
Title: Recording device using disk-like recording medium
Inventor: FUTAKUCHI RIYUUTAROU
IPC: G11B19/28
Filed: 1982-10-01
Abstract: PURPOSE:To display at the time of recording whether a track pitch is positioned in a prescribed standard or not by detecting as a variation of frequency a relative moving speed in the diameter direction of a disk for controlling a track pitch on a disk and a disk of a signal converting means, and generating the voltage corresponding to this detected frequency. CONSTITUTION:On a moving base moved in the direction as indicated with an arrow 8, a disk 1 driven to rotate is constituted so that a recording locus of a pitch corresponding to a moving speed in the direction as indicated with the arrow 8 is drawn by a signal converting element. Frequency of a reference signal for controlling a rotation phase of a turntable motor for rotating the disk 1 can be represented by an equation [ I ]. Accordingly, a revolving speed NT of a turntable, namely, a disk becomes as an equation [II], and when a track pitch is denoted as P (mum: constant), a moving speed V of the moving base 1 becomes as an equation [III]. On the other hand, laser light 6 irradiated in parallel to the moving direction of a moving base 8 from an He-Ne laser 5 is reflected by a mirror 3 fixed to the moving base 1, and when light split by a beam splitter 4 is made incident to a detector 7, it becomes as an equation [IV] and a moving speed of the moving base 1 is converted to frequency.
Patent JP-H0816243-A (JP)
Title: Method for controlling traveling of unmanned vehicle
Inventor: SAKAI SATOSHI
IPC: G05D1/02
Filed: 1994-06-30
Abstract: PURPOSE:To provide an unmanned vehicle capable of being moved to a different area and surely executing work in the different area. CONSTITUTION:In the unmanned vehicle having a front sensor and side sensors for detecting a distance between a passage side wall surface and the vehicle itself and a CPU for judging the position of the vehicle itself against the passage side wall surface in accordance with the judged self-position and capable of autonomously traveling at least two traveling areas in accordance with the judged self-position, the CPU determines the radius of rotation and, a distance for straight traveling in accordance with a distance (x) up to a front wall surface detected by the sensor and the movement of the vehicle is completed without being abutted on the wall surface.
Patent JP-S6331487-A (JP)
Title: Controller for dc brushless motor
Inventor: KAWAGUCHI YUJI
IPC: H02P7/29
Filed: 1986-07-25
Abstract: PURPOSE:To suppress a peak current and reduce an effective current, by controlling an inverter with the signal of inverter input current detection signal and chopper signal for output generated from a microcomputer which are combined with each other. CONSTITUTION:From a microcomputer 6, the output of chopper signal 6a controlling the increment or reduction of duty is generated according to a difference between the operationrotational frequency signal of a DC motor 4 and rotational frequency signal through a command source 8. From a combining circuit 10, the output of the logical product of the chopper signal 6a and suppressing signal 9a for output generated when the current of a set or more value flows with a current detector 9 is generated. By this logical product output 10a, an inverter section 3 is driven. As a result, the peak value of conductive current to the inverter section 3 can be suppressed.
Patent JP-S6235486-A (JP)
Inventor: FUJIMOTO MASANOBU
IPC: H05B3/44
Filed: 1985-08-07
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-H0224673-A (JP)
Title: Image forming device
Inventor: MATSUZAWA KUNIHIKO
IPC: G03G15/04
Filed: 1988-07-14
Abstract: PURPOSE:To keep the unevenness of density and gloss, etc., of an image from occurring in the width direction of the image and to obtain the image of high definition by providing a parallel image forming means and a parallel sheet feeding means. CONSTITUTION:A laser beam L radiated by turning on and off a light source 42 is reflected by a rotary polygon mirror 41 to perform scanning and passes through an ftheta lens 40 to be projected from the opening 43 of a box. It is detected by a photodetector (BD) 44 just before scanning a photosensitive drum 13. Sheets 3a and 3b are set on the left and right sides of the partition plate 30 of a cassette 4 and fed by rollers 6a and 6b. The latent images are formed by being delayed respectively by time T1 and T2 from the detection signal of the BD 44 and two images corresponding to the sheets 3a and 3b are simultaneously formed on the drum 13 in parallel, then they are developed. Then, the sheets 3a and 3b are conveyed in parallel on a belt 10 and the images developed on the two sheets are simultaneously transferred on transferring positions corresponding to the respective images. With such a constitution, the unevenness of variable density in the width direction of the image is made little and the number of processed sheets per unit time can be increased.
Patent JP-S6233984-A (JP)
Inventor: WAKE KIYOYASU
IPC: E05F3/22
Filed: 1985-08-07
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-H0730150-A (JP)
Title: Light-emitting diode and its manufacture
Inventor: UNNO TSUNEHIRO
IPC: H01L33/10
Filed: 1993-07-14
Abstract: PURPOSE:To obtain an LED whose life is long against humidity without lowering its brightness by a method wherein a p-type AlGaAs active layer is formed on a p-type GaAs substrate, an n-type AlGaAs window layer is formed on it and the AlAs mixed crystal ratio at the interface between the surface of the n-type AlGaAs layer and the p-type AlGaAs active layer is specified. CONSTITUTION:An LED is constituted of a three-layer epitaxial layer by a p-type AlGaAs clad layer 6, a p-type AlGaAs active layer 2 and an n-type AlGaAs window layer 1 on a p-type GaAs substarte 3 and of an n-side surface electrode 4 and a p-side surface electrode 5 which are formed respectively on the surface and the rear. Then, the AlAs mixed crystal ratio of the n-type AlGaAs window layer 1 is within a range of 0.40 to 0.55 on the surface, and that at the interface to the p-type AlGaAs active layer is within a range of 0.50 to 0.65. Thereby, the electrodes can be formed easily, and the confinement effect of carriers can be made effective.
Patent JP-H1022139-A (JP)
Title: Planar transformer
Inventor: YAMAMOTO YUTAKA
IPC: H01F27/29
Filed: 1996-07-03
Abstract: PROBLEM TO BE SOLVED: To constitute a planar transformer in which conductors are buried so that terminal sections are easily connected and hardly short circuits and the transformer can be easily fixed to a circuit board, etc., by forming the terminal sections in rigid bodies. SOLUTION: A primary planar coil 40 and a secondary planar coil are housed in the housing sections of substrates 31 and 33 made of a magnetic material in a laminated and mutually insulated state and at least one side of the primary and secondary coils is composed of a plurality of conductors. In addition, an inlet section and outlet section reaching the primary or secondary coil housed in the housing section are formed on the external surface of the substrates 31 and 33 and parts of the coils are arranged at the inlet section and outlet section. Moreover, conductive paste 45 is put in each inlet section and outlet section and a terminal 53 is inserted into each inlet section and outlet section, with its outer end section on the outside of the substrates.  Furthermore, each inserted terminal is electrically connected to the terminal section of each planar coil in the substrates through the paste 45.
Patent JP-S5799488-A (JP)
Title: Tightening device of hatch cover
Inventor: KANO TERU
IPC: B63B19/24
Filed: 1980-12-10
Abstract: PURPOSE: To simplify the tightening action of a hatch cover, by turning a wedge engaging member through the passing of a running roller on said member and performing simultaneous operations of the running roller, dropped into a through hole, and the engagement of a wedge to said member.  
     CONSTITUTION: In running operation of a running roller 6 to the closing direction of a hatch, if the running roller 6 passes on the axis of a wedge engaging member 8, the member 8 is turned by weight of a cover panel, in this way the running roller 6 is dropped down into a through hole part 7 simultaneously a wedge member 18 goes into the lower part of a wedge fitting element 10 of the upward turned wedge engaging member 8, thus engagement of the wedge member is performed. Further the wedge engaging member 8 is horizontally held by press expanding elastic force of an elastic member 13, and a sloped part 19 can obtain smooth engagement of the wedge member. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H1113948-A (JP)
Title: Coolant transport hose
Inventor: SHIBANO HIROAKI
IPC: F16L11/08
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To increase flexibility, anti-coolant permeability and a vibration and sound absorbing characteristics by forming a inner pipe of a rubber composition using isobutylene/p-methylstyrene copolymer as a main component in a coolant transporting hose having an outer pipe in the outside of the inner pipe by interpolating a reinforcing layer. SOLUTION: An HFC 134a coolant transport hose used for the air conditioner of an automobile has at least three layers including an inner layer contacted with the coolant HFC 134a and an outer pipe arranged in its outside by interpolating a reinforcing layer. Herein, the inner pipe is made of a rubber composition using as a main component an isobutylene/p-methylstyrene copolymer made by converting a part or all of the p-methylstyrene unit. On the other hand, no particular limitation is placed as long as the outer pipe is made of a rubber composition to be vulcanized under the same condition for the rubber composition of the inner pipe, but for improving the anti-water permeability of the hose, preferably a rubber composition includes ethylene/propylene-based copolymer as a rubber component.
Patent JP-H1123206-A (JP)
Title: Thickness measuring machine
Inventor: UEDA AKIO
IPC: G01B5/06
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To obtain a thickness measuring machine by which the thickness of a test piece can be measured with good accuracy irrespective of the deformation of the test piece and irrespective of the working and assembling accuracy of an apparatus by a method wherein, in a sate that the test piece is held in one point of a thickness gage head, the thickness of the test piece is read out on the basis of the rectilinear movement amount of the thickness gage head. SOLUTION: A thickness measuring head 4 is moved in parallel up to the measuring place of a test piece 5 which is gripped by a test-piece support arm 12 and a test-piece support arm 13, and the test piece 5 is sandwiched between a thickness gage head 6 and a thickness gage head 7. After that, the support arms 12, 13 are released, and the lock of the test piece 5 is released. The thickness of the test pieces 5 which is held in one point of a measuring place by only the thickness gage heads 6, 7 is read out on the basis of the rectilinear movement amount of the thickness gage heads 6, 7. When the measurement of the thickness is finished, the test piece 5 which is held by the thickness gage heads 6, 7 is gripped by the support arms 12, 13, and the test piece 5 locked.  Thereby, when the thickness is measured, the test piece 5 is always supported only by the thickness gage heads 6, 7, and it is possible to prevent a measuring error from being generated due to a bend, a twist, a warpage or the like and to prevent a measuring error due to an accumulated error or the like generated by the working and assembling accuracy of an apparatus.
Patent JP-S5963323-A (JP)
Title: Power unit of motorcycle
Inventor: MATSUMOTO HIROMITSU
IPC: F02B61/02
Filed: 1982-10-04
Abstract: PURPOSE:To obtain a rational and compact power unit, by providing an exhaust valve at a front position and a rear position in an advance direction, respectively with a cylinder head of a Diesel type, and also providing a sub chamber in the vicinity of the intake valve. CONSTITUTION:An exhaust valve 19 and an intake valve 21 are provided with a cylinder head 16 constituting an upper wall of a combustion chamber 18 of a Diesel type at a front position and a rear position in an advance direction. An exhaust pipe 14b after an exhaust turbine 14e constituting an exhaust passage 25 and an intake pipe 14a are arranged in a conventional manner. Further, a sub chamber 23 is provided in the vicinity of the intake valve 21. With this arrangement, although it is hard to be applied by a running wind, it may be cooled by suction air. Further, as a fuel injection nozzle and a preheating plug may be disposed on a rear side of the cylinder head 16, appearance of an engine is not affected. Thus, a Diesel engine may be mounted on a motorcycle, and engine power may be sufficiently exhibited.
Patent JP-H06248519-A (JP)
Title: Finely splittable conjugate fiber and fiber assembly comprising fibrillated fiber
Inventor: TAKAI YOSUKE
IPC: D04H1/4209
Filed: 1991-05-20
Abstract: PURPOSE:To obtain conjugate fibers finely splittable without the need for any solvent by forming specific two kinds of conjugate fiber components from a polyester and a polyamide followed by conducting conjugate spinning. CONSTITUTION:Either polyester or polyamide is set as sea component, the other as island component, and such a polymer alloy as to be <5mum in the diameter of the island component on the fiber surface and 10-90wt.% in the rate of the island component to the sea component is set as the 1st component. And, such a second polymer alloy as to be the very island component in the 1st component or replace the sea component with the island component is set as the 2nd component. For the objective conjugate fibers made up of these 1st and 2nd components, on drawing the undrawn yarns obtained by melt spinning, the resultant drawn yarns are fibrillated with pressurized water.
Patent JP-S5797643-A (JP)
Title: Manufacture of semiconductor device
Inventor: KAWAKITA KENJI
IPC: H01L21/3205
Filed: 1980-12-10
Abstract: PURPOSE:To prevent short circuit or a disconnection of electrode wiring due to step formations on the surface of a separate oxide film by forming multi-crystal semiconductor film on the separate oxide film and oxiding the semiconductor film and forming the separate oxide film with a flat surface. CONSTITUTION:A selective oxide mask pattern is formed on a semiconductor silicon substrate 1. Then a separate oxide film 6 is formed by a selective oxidation and a surface nitride film 3 is removed. A layer 8 is oxidized by depositing a polysilicon film 8 on the film 6 by the pressure reducing CVD method. A recess 7 on the film 6 is thus covered reducing the level differences of the film 8.
Patent JP-H0616373-A (JP)
Title: Safety device for elevator door
Inventor: CHIBA TADAAKI
IPC: B66B3/00
Filed: 1992-07-01
Abstract: PURPOSE:To surely detect each passenger who gets-on/off an elevator cage. CONSTITUTION:A detecting means for detecting each passenger who gets-on/off an elevator cage 11 consists of a pyroelectric type infrared ray detector 13 for detecting the infrared ray transmitted from a human body, and the detection range 15 of the infrared ray detector 13 is formed to an elliptical shape which is narrow in the shift direction for the getting-on/off of passengers and spread in the direction crossing at right angle with the shift direction. Accordingly, the safety of the passenger in the getting-on/off the elevator car can be improved.
Patent JP-H0226316-A (JP)
Title: Monitor for bearing temperature
Inventor: FUTAHO MUNETOSHI
IPC: F16C41/00
Filed: 1988-07-13
Abstract: PURPOSE:To promote centralized control over inexpensive and easy bearing temperature by attaching an NTC thermistor to a bearing, and installing this resistance detecting means. CONSTITUTION:Each NTC thermistor is set up in bearings 2, 3 of a large-size motor 1, and connected to a monitor 6 with conductors 4, 5. This monitor 6 consists of a resistance detector circuit of the NTC thermistor and a circuit which generates an alarm when the detected resistance value is less than the specified value. Therefore centralized control over a large number of bearing temperatures can be done in a simple manner.
Patent JP-H11282436-A (JP)
Title: Lcd monitor provided with lcd panel protecting circuit
Inventor: WU TSUNG-HSUN
IPC: G09G3/20
Filed: 1998-06-22
Abstract: PROBLEM TO BE SOLVED: To protect an LCD panel from an accident such as the coming-off of connection or the like by constituting a system by means of a power source for generating a power source start signal and a protecting circuit for delaying the signal at least in a protecting period and generating a panel start signal by means of the delayed signal and a display control signal. SOLUTION: An LCD monitor 10 is constituted of an input circuit 12, the LCD panel 14, the power source 16 and the protecting circuit 20. The circuit 12 receives a video signal transmitted from a computer 30, a power source control signal and the display control signal. The power source 16 supplies electric power to the panel 14 by the power source control signal which is inputted from the computer 30 and simultaneously generates the power source start signal. The circuit 20 includes a delay circuit 22, a frequency wave detector 24 and an AND gate circuit 26 and generates the panel start signal from the delayed power source start signal and the display control signal. Then, the video signal transmitted from the computer 30 is displayed in the panel 14 by the panel start signal.
Patent JP-2001006655-A (JP)
Title: Terminal for lead acid battery
Inventor: SHU KETSUSEI
IPC: H01M2/30
Filed: 1999-06-21
Abstract: PROBLEM TO BE SOLVED: To enhance the torque strength of a bolt terminal of a lead acid battery by reinforcing the fixation of a bolt terminal-core consolidated object to the seat. SOLUTION: A bolt terminal 1 of a lead acid battery is structured so that a screw-form circular column part 10 is formed at the periphery of its upper part and a prism part 7 having a minimum width at least greater than the diameter of the circular column part 7 is formed at the bottom. The core 2 is provided with a hole 4 having a cylindrical upper part, penetrating from the oversurface to the bottom and furnished with internal threads, and is equipped in the lower part with a dint 8 for installation of the prism part smaller than the outside diameter of the upper part and greater than the maximum diameter of the prism part, and also at the side face with a passage for lead in the form of a notch 9 or through hole 6. The passage is filled with the lead of the seat 3, and the bolt terminal 1, core 2 and seat 3 are consolidated.
Patent JP-H0338878-A (JP)
Title: Dual gate type insulated gate field effect transistor
Inventor: ISHII MASAKI
IPC: H01L29/78
Filed: 1989-07-05
Abstract: PURPOSE:To enhance the degree of freedoms of design by setting the gate widths of first gate and a second gate to different values to form a structure in which the size of a drain junction does not depend upon the first gate width. CONSTITUTION:The gate widths of a first gate and a second gate are different. That is, the width of the first gate electrode 1a is, for example, 400mum, and the width of the second gate electrode 1b is, for example, 200mum. A source region 2a, an island region 2b, a drain region 2c, a guard ring 4, a drain lead electrode 3a, and a source lead electrode 3b are provided. Thus, the widths of the first and second gates are different to set the drain junction capacity without depending upon the first gate width, thereby improving the degree of freedoms of design.
Patent JP-H0271427-A (JP)
Title: Magnetic metal powder for magnetic recording medium
Inventor: ASADA SEIICHI
IPC: H01F1/06
Filed: 1988-07-13
Abstract: PURPOSE:To provide the magnetic metal powder having excellent magnetic characteristics and dispersibility by forming the layer near the particle surface of an Sn compd. layer and an Al compd. layer thereon. CONSTITUTION:The layer near the surface of the magnetic metal powder contg. iron as its essential component is formed of the tin compd. and the aluminum compd. layer formed on the tin compd. layer. Namely, the film consisting of the Sn compd. is formed on the particle surface and the film consisting of the Al compd. is formed thereon. The amt. of the Sn to be deposited is preferably 0.1 to 5wt.%, more preferably 0.5 to 3wt.%, and further preferably 0.8 to 2wt.% based on the weight of the iron. The film consisting of the Sn compd. and Al compd. formed in such a manner has the good affinity to the binder components, the magnetic characteristics of the magnetic powder well dispersed in the binder components are improved.