baber/WOPTO huggingface dataset:
Patent JP-H02174139-A (JP)
Title: Manufacture of semiconductor device
Inventor: FUKUDA HISASHI
IPC: H01L21/76
Filed: 1988-12-26
Abstract: PURPOSE:To prevent a crystal defect from being caused in a semiconductor substrate by a method wherein an opening width at the upper part of a groove, for element isolation use, formed in the semiconductor substrate is made wider as compared with the lower-part. CONSTITUTION:In a state that a side wall 28a has been formed on an inner wall of an opening part 27 in a mask layer 24 on a semiconductor substrate, the semiconductor substrate is etched through the opening part 27; a groove 29 for element isolation use is formed. After that, the side wall 28a is removed to make the opening part 27 wider; an etching operation is executed again through the opening part 27; an opening width at upper parts 29a of the groove 29 is made wide as compared with the lower-part side. When the upper parts of the groove are made wide in this manner, a stress by formation of an insulating film 33 is dispersed in a depth direction and a transverse direction when, after an insulating film 30 has been formed on side walls of the groove 29, the groove except the upper parts 29a is filled with polycrystalline silicon 32, the upper parts 29a of the groove 29 are filled and the insulating film 33 is formed on the surface. Thereby, it is possible to prevent a crystal defect from being caused in the semiconductor substrate.
Patent JP-H07154323-A (JP)
Title: Radio telephone system
Inventor: HAMADA MASASHI
IPC: H04B7/26
Filed: 1993-11-30
Abstract: PURPOSE:To obtain the radio telephone system for enabling communication without converting data to audio signals and for preventing the battery of a radio terminal from being exhausted during data communication. CONSTITUTION:A communication I/F unit 9 is provided inside a charger for radio telephone terminal, data communication is performed with an external data terminal 12, and the radio telephone terminal controls a charging circuit 10 through the communication I/F unit 9. Thus, a suitable charging current corresponding to a state can be provided.
Patent JP-H04193642-A (JP)
Title: Steering wheel
Inventor: KANEKO KAZUHIRO
IPC: B62D1/04
Filed: 1990-11-28
Abstract: PURPOSE:To enhance workability in installing a steering wheel wherein each bracket protrusively provided on a pad body is affixed by an attaching screw to each of plural mounting portions protrusively provided on the side of a steering wheel main body by providing each bracket with a tilting guide portion on which the large diameter portion of each bracket which is located on the side of the head portion of an attaching screw is made to abut. CONSTITUTION:A steering wheel main body 1 has a plurality of plate-shaped mounting portions 7 each provided on a boss plate 6 in such a manner as being bent and projected upward and a bracket 12 corresponding to each mounting portion 7 is affixed to the lower side of a base plate 11 located on the reverse side of a pad body 10. A hole 13 opposite to the screw hole 8 of each mounting portion 7 is bored through the bracket 12. A guide frame 15 comprising a spring member is affixed to the lower end portion of each bracket 12. An attaching screw 22 is threadably engaged in the screw hole 8 and when the attaching screw 22 is tightened the large diameter portions 24, 46 of each bracket 12 which are located on the side of the head portion 23 of the attaching screw 22 are each made to abut on a tilting guide portion 19 and the guide portion 19 is pushed downward together with each bracket 12 because of the tilt and the pad body 10 is tightened and fixed to the steering wheel main body 1 while being pushed downward.
Patent JP-H09148011-A (JP)
Title: Removally attached connector and cover for it
Inventor: KANEKO YOSHIHIRO
IPC: H01R13/24
Filed: 1995-11-20
Abstract: PROBLEM TO BE SOLVED: To ensure electrical connection over a long time without causing the deformation of a female type connector, by reducing force, added in a removal direction to a male type connector, by the female type connector. SOLUTION: Plural conductive female type contacts 120 are formed on an insulating female type body 110, wherein an opening part 112 is opened, to obtain a female type connector 100. An insulating male type body 210, protrudedly provided with a crest part 211 to be inserted into the opening part 112, and a conductive male type contact 220, fitted along the crest part 211, are formed to obtain a male type connector 200. The crest part 211 of the connector 200 is inserted into the opening part 112 of the connector 100 to contact the contact part 121A of a contact part 121 protruded in the opening part 112 and the contact part 221 of the contact 220. Moreover the connector 200 is inserted to deform the contact 120 with a fulcrum part 122 as a center.
Patent JP-H04196003-A (JP)
Title: Device for mounting lamp holder for lighting fixture
Inventor: KATAYOSE YOSHITOMO
IPC: F16B21/08
Filed: 1990-11-28
Abstract: PURPOSE:To mount a fixture body and a reflex board along with lamp holder through simple operation by inserting a plurality of lamp holders, whose tips are formed in snap-fit pawl, into the gap of a cut extrusion obtained when the reflex board is put in detention with the fixture body. CONSTITUTION:A lighting device is accommodated in the body 1 of a lighting fixture, and after assembly and wiring, is placed on a working platform with the opening facing up followed by covering with a reflex board 2, and a cut extrusion 8 furnished at a flange 3 of the fixture body 1 is protruded from a square hole 9 provided in a flange 4 of the reflex board 2. In a gap formed by this cut extrusion 8 protruding, a snap-fit pawl 11 formed by the leg of a lamp holder concerned 5 is inserted beyond an extrusion 10 at the outer edge provided at the flange 4 together with the square hole 9. Accordingly each snap-fit pawl 11 penetrates the cut extrusion 8 by the resilient effect and restitutes to be detained with the cut extrusion 8, so that the fixture body 1 and reflex board 2 and also the lamp holder 5 can be secured rigidly through simple operation.
Patent JP-H10170684-A (JP)
Title: Fixed in-core measuring device
Inventor: ODA TADAYOSHI
IPC: G21C17/10
Filed: 1996-12-06
Abstract: PROBLEM TO BE SOLVED: To provide a highly reliable fixed in-core measuring device by enhancing the accuracy of measuring, using the circuit constitution of an input signal amplifying part, output signals from a GT(gamma thermometer) which are microvoltages, reducing measuring time, and accurately determining measurements. SOLUTION: In a fixed in-core measuring device using a plurality of GTs 1 placed within the core of a nuclear reactor 20, an input switch 7 is interposed near the detection signal input part of a signal cable 4 connecting each GT1 to the detection signal input part of the fixed in-core measuring device, and a loop resistance measuring means 6 is provided on the GT1 side of the input switch 7 via a measurement switch 8.
Patent JP-H06177974-A (JP)
Title: Exchange control system
Inventor: TSUKAGOSHI TAKAYOSHI
IPC: H04M3/42
Filed: 1992-12-07
Abstract: PURPOSE:To attain optional exchange control for video image, a sound signal and data among plural terminal equipments inexpensively by superimposing the sound signal and the data signal onto a video signal and sending the superim posed video signal through a video signal transmission cable. CONSTITUTION:Each of plural terminal equipments 200 uses a synthesis circuit 206 to superimpose a sound signal outputted from a microphone 205 of an operation device 200a and a handset 209 and a data signal of various sensors outputted from a control circuit 210 onto a video signal and the video signal is outputted from a signal distributor 200b through a video signal transmission cable. Furthermore, the video signal with the sound signal and the data signal superimposed thereon received from the video signal transmission cable is separated by the circuit 206 and the separated signals are inputted to a monitor television receiver 207, a speaker 208, a handset 209 and a control circuit 210. A master set 100 superimposes the signal from a telephone line input 101 onto the video signal and outputted to the video signal transmission cable. Then the video signal with the sound signal and the data signal superimposed thereon is used and a video image, a sound signal and data are subjected to exchange control among plural terminal equipments 200.
Patent JP-2000150229-A (JP)
Title: Ultra-high vacuum pulse current drive apparatus
Inventor: MATSUMOTO TAKUYA
IPC: H01F7/08
Filed: 1998-11-17
Abstract: PROBLEM TO BE SOLVED: To enable mechanical operation in ultra-high vacuum which excludes heat generation and seizing, does not effect the quality of vacuum, can be miniaturized, and ensures high reliability. SOLUTION: This pulse current drive apparatus is equipped with a solenoid magnet having a ferromagnetic core 5, a permanent magnet 4 which is arranged facing the core 5 and linked with a movable member 1 engaging with an object to be driven, and a spring 3 which opposes the magnetic force between the core 5 and the permanent magnet 4 and acts so as to isolate the permanent magnet from the core. By applying a pulse current, the permanent magnet 4 is attracted to the core 5, and the movable member 1 is held in one stable state by a permanent magnetic force. By applying a pulse current, the permanent magnet 4 is isolated from the core 5, and the movable member is held in the other stable state by the force of the spring 3.
Patent JP-2000174668-A (JP)
Title: Digital signal processor
Inventor: WISHART ALEXANDER WALKER
IPC: H04B1/713
Filed: 1999-11-17
Abstract: PROBLEM TO BE SOLVED: To reduce the processing load on the payload of a communication satellite. SOLUTION: The payload of the communication satellite is provided with some reception chains connected to respective antennas 1-4. The respective reception chains 6 are turned to hybrid for executing analog filtering at a front end so as to eliminate undesirable input spectrums exceeding the spectrum of a wide band for frequency hopping narrow band signals within a range. Thereafter, filtered signals are digitized and a hopping pattern is eliminated by using the successive segments of a control word for establishing a hopping frequency so as to successively select gradually narrowed sub bands including signals desired by each hopping.
Patent JP-2001140627-A (JP)
Title: Exhaust silencer for automobile
Inventor: CHO KENICHI
IPC: F01N1/02
Filed: 1999-11-17
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust silencer for an automobile which can ensure silence by preventing deterioration of an exhaust noise level not only when engine rotating speed is in a high rotating range but also when it is in a low rotating range. SOLUTION: A chamber 16 is disposed to a bypass pipe 14 for delivering exhaust led into a muffler main body 12 to the atmosphere in short-circuit, a control valve 18 for controlling a leading quantity of exhaust toward the chamber 16 is disposed. When the control valve 18 is closed, the chamber 16 is functioned as a resonance chamber, and it is functioned as an expansion chamber when the control valve 18 is opened.
Patent JP-H07182806-A (JP)
Title: Pickup feed control method for disk player
Inventor: TATSUTA NORIHIRO
IPC: G11B7/085
Filed: 1993-12-24
Abstract: PURPOSE:To execute a pickup stopping operation without any problem during a light loading condition by braking a pickup feed motor based on the counting number of track count signals through the pickup and advancing the braking point if a target position is overpassed. CONSTITUTION:When a search operation is executed, a count number of track count signals corresponding to a target track position is set in a counter circuit of a system control circuit 10. When the count number of track count signals through a pickup 4 and a digital signal processing circuit 7 reaches a set value, a braking action is applied to a pickup feed motor 2 by the circuit 10. When the stopping position of the pickup 4 goes over a target position, a flag 1 is set in the circuit 10, the set count number is reduced and the braking point is advanced. Thus, the pickup stopping operation is performed without any problem even though the load becomes lighter than a set value.
Patent JP-H11159496-A (JP)
Title: Centrifugal fan
Inventor: TOMOHIRO TERUHIKO
IPC: F04D29/30
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To prevent deterioration of fan efficiency or an increase in noise due to a re-circulating flow generated inside the casing of a centrifugal fan. SOLUTION: In a centrifugal fan in which blades 4 are annularly arranged and which includes an impeller 2 fixed via an annular plate 18 on a side opposite to a main disk 3 with respect to the blades 4, a suction port 9, a casing 1 containing the impeller 2 therein and a motor 7 for driving the impeller 2, the annular plate 18 is deviated toward the main disk 3 beyond the end of the impeller 2, so that an effective blade region is defined between the downstream end of a bell-mouth 10 of the suction port 9 and the annular plate 18, wherein a radial flow is promoted. Consequently, circulating flow re-flowing in the suction port 9 can be suppressed.
Patent JP-2001098827-A (JP)
Title: Stay for window ventilation
Inventor: SATO YUZURU
IPC: E05C17/34
Filed: 1999-11-17
Abstract: PROBLEM TO BE SOLVED: To prevent fall accident of a small child due to mischief, by restraining a window from being opened abruptly beyond a ventilating position, and besides, to save the trouble of a switching operation on the occasion of opening the window entirely. SOLUTION: A checking arm 5 is fitted to the window 2 side, while a guide frame 6 is provided on the side of an opening frame 1. A slide pin 13 provided at the swinging end of the checking arm 5 is engaged with and guided by a guide groove 12 of the guide frame 6 so that it can slide vertically. An opening 14 for allowing the slide pin 13 to be put in and out is provided in a closed end of the guide groove 12 and is opened and closed by a shutter 7 sliding vertically. Thus, the slide pin 13 is set so that it can only be detached from the guide frame 6, after the window 2 is closed from a ventilating position and after the opening 14 is opened by sliding the shutter 7.
Patent JP-H10151429-A (JP)
Title: Treatment for detoxifying harmful heavy metal contained in high alkaline dust collection ash
Inventor: NISHIDA TOMIO
IPC: B09B3/00
Filed: 1996-11-22
Abstract: PROBLEM TO BE SOLVED: To provide a method in which detoxification treatment is stably applied to a harmful heavy metal contained in high alkaline dust collection ashes at a low cost without using an organic or inorganic chemical. SOLUTION: The detoxification treatment method is frequently set up with the aim of effectively collecting hydrogen chloride gas, sulfur dioxide, soot and dust and dioxin or the like which are generated from an incinerator. After slaked lime is blown into the exhaust gas, detoxification treatment is applied to high alkaline dust collection ashes collected in a bag filter. In this case, water is added to dust collection ashes and the mixture is mixed and agitated and thereafter heated at 200-600 deg.C in the atmosphere of air or carbon dioxide. Thereby, detoxification treatment is applied to easily eluted heavy metal, especially lead and zine. The loads of water are >=25 pts.wt. for 100 pts.wt. of the dust collection ashes. Exhaust gas of the incinerator may be introduced into the above-mentioned atmosphere.
Patent JP-2001139116-A (JP)
Title: Behavior forecasting method for belt conveying substance and behavior forecasting device
Inventor: FUJINAKA MASATOSHI
IPC: G06F19/00
Filed: 1999-11-18
Abstract: PROBLEM TO BE SOLVED: To forecast the behavior of a conveying substance conveyed with a belt conveyer, and optimize the layout or the using condition of the belt conveyer and the specification of a conveyer belt based on the forecast result. SOLUTION: A three-dimensional analytical model M for simulating the conveyer belt B1 and a supply belt B2 with a virtual wall surface member w is provided. A conveying substance generating means 30 for generating a globular particle ptcl (the conveying substance) on the supply belt B2 and a belt moving condition describing means 31 for describing the moving state of the supply belt B2 and the conveyer belt B1 by moving the wall surface member w are installed. The behavior of the globular particle ptcl which falls down from the supply belt B2 to the conveyer belt B1 based on the initial distribution state of the globular particle ptcl or the moving state of the supply belt B2 and the conveyer belt B1, and is conveyed with the conveyer belt B1, then exhausted from an exhausting shoot 11 is successively described by an individual element method.
Patent JP-H10154680-A (JP)
Title: Substrate processing device
Inventor: NAGARA SHUJI
IPC: H01L21/304
Filed: 1996-11-22
Abstract: PROBLEM TO BE SOLVED: To detect a leakage of processing liquid so as to prevent a processing liquid heating device from being heated when no processing liquid is present in it by a method wherein a non-contact sensor which detects processing liquid without coming into contact with it is provided in the processing liquid heating device on a downstream side. SOLUTION: A processing liquid heating device 2 and a processing liquid tank 1 are connected together with a flow path 5b which extends in a horizontal direction, and sensors 6 and 7 are installed bearing against the flow path 5b on a downstream side. The sensors 6 and 7 are electrostatic sensors, and the flow path 5b is formed of fluororesin tube. The sensors 6 and 7 are fixed so as to bear against the flow path 5b at positions located slightly higher than the center of its side. When processing liquid starts leaking and air penetrates into the flow path 5b, the level of processing liquid is varied in the flow path 5b, and the sensors 6 and 7 detect a change in capacitance with a change in the level of processing liquid, whereby it can be detected whether processing liquid is present or not in the upper part of the flow path 5b.
Patent JP-H08185428-A (JP)
Title: Cad system provided with actual article collating function
Inventor: MOTEGI TOSHIO
IPC: G06F17/50
Filed: 1994-12-28
Abstract: PURPOSE: To match an entire position on a CAD device while observing a drawing by mounting the actual article on a rotary stage on an XY stage and performing orthogonal control for completely matching respective X and Y axes between the actual article and the visual field of a camera while rotating the rotary stage with high accuracy. CONSTITUTION: A sample is mounted at the prescribed position of a rotary stage 42, and the sample is orthogonally controlled by operating the rotary stage 42 while watching the image of the sample displayed on a monitor 38. The rotary stage is manually precisely rotated to a certain position so as not to deviate an edge from a horizontal reference line concerning the monitor picture displaying the horizontal edge of the sample inputted by a CCD camera 34 even when an XY stage 44 is considerably moved in X axis direction. Then, the orthogonal control between the sample and the XY stage 44 is performed. Thus, since the orthogonal control is performed to completely match the respective X and Y axes, the entire position can be easily and surely matched on the CAD device while watching the picture.
Patent JP-H10172103-A (JP)
Title: Dubbing device
Inventor: KAZUMA HIDEJI
IPC: G11B5/027
Filed: 1996-12-09
Abstract: PROBLEM TO BE SOLVED: To eliminate the necessity exchanging for a device of another speed by detecting a specified frequency of an inputted video signal and automatically switching a speed mode with a system control means for deciding the speed mode. SOLUTION: When an RF signal of a standard speed is inputted, when peaking is applied at a 3.4MHz in a peaking circuit 9, a signal level is increased, and this output is inputted to a peak detection circuit 10. Then, the signal of a specified level or above is obtained in the peak detection circuit 10 to be outputted to a logic circuit 11. The logic circuit 11 changes the output of the peak detection circuit 10 from a HIGH level to a LOW level to input it to a system control circuit. The system control circuit judges whether recording at the standard speed or a double speed by the output of the detection circuit 10 to switch a relevant circuit (means to be controlled).
Patent JP-H03189138-A (JP)
Title: Manufacture for decorative sheet
Inventor: OMAE HIDEKI
IPC: B32B19/00
Filed: 1989-12-20
Abstract: PURPOSE:To manufacture a decorative sheet where colors of reflected light and trans mitted light have a relation of complementary colors to each other, by a method wherein particles obtained by covering the surface of mica with titanium dioxide are mixed with transparent resin, and film making is performed at a specific ratio between rotary speeds of the final calender roll and take-off roll. CONSTITUTION:Particles obtained by covering the surface of mica, which is in a state of fine and thin pieces and possesses a thickness of 0.05-2.0 mum, with titanium dioxide at a film thickness falling within a range of 30-500 mum are mixed with transpar ent resin. The same is made into a film with a calender roll under a manufacturing state where a ratio between a rotary speed of a take-off roll arranged next to the final calender roll and a rotary speed of a calender roll is made into 2-10. In a plastic sheet obtained in this manner, rays reflecting at a boundary between a vehicle of the mica covered with the titanium dioxide and the titanium dioxide and rays reflecting at a boundary between the titanium dioxide and the mica out of those rays inciding away into a sheet interfering with one another and various hues are developed. In addition, olefin resin or polyester resin polycarbonate or acrylic resin or polystyrene is used as the transparent resin.
Patent JP-H07178319-A (JP)
Title: Production of aqueous acid solution and aqueous alkali solution
Inventor: KOBAYASHI TARO
IPC: C02F1/469
Filed: 1993-12-24
Abstract: PURPOSE:To prevent brine soln. in a salt chamber from being excessively acidified or alkalinized and to perform effective electrodialysis by adjusting the concn. of an aq. soln. and an aq. alkali soln. so that the current efficiency of acid in electrodialysis are practically equal. CONSTITUTION:A brine soln. is supplied to the salt chamber 15 of a bipolar- membrane electrodialysis cell to conduct electrodialysis, and an aq. acid soln. and an aq. alkali soln. are discharged from an acid chamber 14 and an alkali chamber 13. The discharged solns. are circulated and resupplied to the acid chamber 14 and alkali chamber 13. The aq. acid soln. and aq. alkali soln. are partly acquired during circulation, the concns. are adjusted, and the solns. are circulated and supplied to the chambers 14 and 13. At this time, the concns. of the solns. are adjusted so that the current efficiency of acid soln. and alkali soln. are practically equal in electrodialysis. Consequently, th amt. of acid or alkali to be introduced into the salt chamber 15 is made almost constant, and the salt chamber 15 is not degenerated.
Patent JP-2001147922-A (JP)
Title: Device and method for managing document and storage medium
Inventor: KIYONO HIROYUKI
IPC: G06F17/30
Filed: 1999-11-18
Abstract: PROBLEM TO BE SOLVED: To provide a document managing device, with which document retrieval based on an attribute can be easily performed. SOLUTION: Concerning this document managing device, attribute information to be added to document data is selected out of previously registered plural attributes by a registered document attribute selecting means 104, and the selected attribute information is stored in a document attribute value storage means 107 corresponding to the document data. When retrieving document data, attribute information for retrieving the document data is selected and inputted out of registered attribute information by a retrieve document attribute value selecting means 108 and the inputted attribute information is collated with the attribute information stored in the document attribute value storage means 107 so that the relevant document can be found out of a document storage means 105.