baber/WOPTO huggingface dataset:
Patent JP-H06307013-A (JP)
Title: Steel pipe ring for welding steel pipe column
Inventor: OISHI KEN
IPC: E04C3/32
Filed: 1993-04-23
Abstract: PURPOSE:To eliminate the necessity of a troublesome work for tacking a backing ring so as to enhance the workability by fitting an inward overhanging part integrally incorporated with a ring body, at its upper edge part in an upper steel pipe column, and at its lower edge part in a lower steel pipe column. CONSTITUTION:A steel pipe ring comprises a ring body 3 having an inner diameter corresponding to steel pipe columns 1, 1, 2... which are vertically arranged, and an inward overhanging part 4, having an outer diameter corresponding to the inner diameter of the steel pipe columns 1, 2 and integrally incorporated with the ring body 3. The center-axial length of the inward overhanging part 4 is set to be longer that of the ring body 3. Further, the upper edge part 4a of the inward overhanging part 4 is fitted in the lower end part 1a of the upper steel pipe column 1, and the lower edge part 4b thereof is fitted in the upper end part 2a of the lower steel pipe column 2. Thereby, the inward overhanging part 4 of the steel ring which can be simply interposed between the steel pipe columns, can serve as a backing ring in the bevel-welded bottom part.
Patent JP-H04326882-A (JP)
Title: Recorder
Inventor: YAMAGISHI YOICHI
IPC: H04N5/907
Filed: 1991-04-26
Abstract: PURPOSE:To record the picture, the sound, or the data of scheduled quantity to a memory card. CONSTITUTION:The card control area of the memory card is read in, and it is known whether reservation is executed or not and for what among the picture, the sound and the data the reservation is executed (S6). Besides, an information area is read in, and the encoding system, the compressing system, and the recording mode of the picture and the sound are known (S9). The picture, the sound and the data are recorded in conformity to these reservation information.
Patent JP-S63263748-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: YOSHIDA KIYOSHI
IPC: H01L23/00
Filed: 1987-04-22
Abstract: PURPOSE:To assure the marking of any code and latters identifying the type of semiconductor device while eliminating the damage to element on the surface of chip in case of forming marks by forming marks on the flat rear of semiconductor chip. CONSTITUTION:This semiconductor device comprises a lead line 2 electrically connected to a semiconductor chip 1 with the rear marked with a code 3 identifying the type thereof and a sealing resin 5 sealing the main surface of semiconductor chip 1. In other words, in case of tape carrier, the rear of chip is not necessarily sealed with resin 5 so that any code, letters, etc., identifying the type of this chip may be printed on the rear. Through these procedures, the rear of semiconductor chip 1 has no element so that any damage to the element of the surface of semiconductor chip 1 may be reduced, or the tape frame 4 around the semiconductor chip 1 may be previously formed into mark to assure the mark 3 formation.
Patent JP-S63264271-A (JP)
Title: Device for connecting strips
Inventor: KITAGAWA TSUTOMU
IPC: B23K26/21
Filed: 1987-04-22
Abstract: PURPOSE:To reduce the loading by the cutting or grinding and to reduce the wear by moving a finishing device to finish the cut edges of strips in the vertical directions. CONSTITUTION:When the strips 6a and 6b come to the prescribed position, a clamping device clamps these and rotary shearing device 27 travels in the direction to cross a line to cut the edges of both the strips 6a and 6b. During this cutting stage, the cut end faces of the strips 6a and 6b are finished with the prescribed accuracy while a cutting member 32b fitted to a spindle motor 32a via a ball screw 32d moves vertically along a track of a rail 32e by the driving of a motor 32f. It is moved by the effective length L in the vertical direction of the cutting member at the ends of the strips 6a and 6b. After this, the inlet side clamp abuts the rear end of the preceding strip 6a on the tip of the succeeding strip 6b to perform the welding by a laser beam.
Patent JP-S62253869-A (JP)
Inventor: MOCHIZUKI AKIRA
IPC: E04G9/02
Filed: 1986-04-25
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-S61254735-A (JP)
Inventor: YAGAKINAI HIROSHI
IPC: E04B2/74
Filed: 1985-05-07
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-S59220982-A (JP)
Title: Package for photo element
Inventor: NISHIZAWA HIDEAKI
IPC: H01L31/0203
Filed: 1983-05-31
Abstract: PURPOSE:To enhance the coupling efficiency with an optical fiber opposed to the titled element by a method wherein a die-bonding pad having a hole deficit part for light incidence is provided on a transparent substrate of sapphire, etc., and then the element is fixed on this pad. CONSTITUTION:The die-bonding pad 72 having the deficit part 73 for light incidence is formed on said substrate 71 made of sapphire, etc. Being positioned on the substrate 71, an alumina plate 76 is fixed in the periphery by brazing, and a plate 74 likewise made of alumina is fixed thereon with insulation resin. Next, leads 75a and 75b for electrode lead-out are adhered to the outer end exposed to the surface of the plate 76, and the photo element is adhered on the pad 72 while including the deficit part 73 at the center. In such a manner, light is made incident to the back surface of the substrate 71, and made to reach the element via part 73, resulting in the secure positioning to the optical fiber provided on the element.
Patent JP-S6114819-A (JP)
Inventor: FURANSOWA BAREE
IPC: B23H7/04
Filed: 1985-05-08
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-H02274128-A (JP)
Title: Battery case for electronic instrument
Inventor: MASUOKA SANEKIYO
IPC: H04B1/38
Filed: 1989-04-17
Abstract: PURPOSE:To improve the water-proof performance of a battery case when the case is separated from an electronic device main body by making an intermediate electrode connecting a battery contained in the battery case and an electrode of the electronic device main body of a pressing conductive rubber. CONSTITUTION:An intermediate electrode 1 connecting a battery 4 contained in a battery case and an electrode of an electronic device main body 6 is made of a pressing conductive rubber. When the battery case is assembled to a radio equipment main body 6, the intermediate electrode 1 of the battery case is compressed by the electronic device main body such as an electrode 5 of a portable radio equipment main body 6, then the intermediate electrode 1 is energized and the power is supplied from the battery 4 to the radio equipment main body 6. When the battery case is separated from the radio equipment main body 6, since no pressing force is exerted to the intermediate electrode 1, the intermediate electrode 1 is insulated and acts like a packing sealing the inside and the outside of a cover 2 of the battery case. Thus, water-proof performance is considerably improved.
Patent JP-S5220919-A (JP)
Title: Denitrating process for combustion exhaust gas from an iron ore sinter ing factory
Inventor: KOHAMA HIROYUKI
IPC: C22B1/16
Filed: 1975-08-12
Abstract: PURPOSE: A process for denitrating NOx in exhaust gas from an iron ore sintering factory efficently by using granular catalysts and giving capacity for separation of salts which occurs on the surface of the catalysts. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H01271188-A (JP)
Title: Manipulator
Inventor: SHIOTANI YOSUKE
IPC: B29C45/42
Filed: 1988-04-20
Abstract: PURPOSE:To form a moving mechanism of a check member in small size and in light weight by providing a longitudinally running unit longitudinally movably for a longitudinal frame of a laterally running unit and a chuck member in a mounting frame vertically moved following lifting a movable frame of the longitudinally running unit. CONSTITUTION:A laterally running unit is moved to a predetermined position by driving the first driving means, and a movable frame 39 is lowered by driving a driving member 35 of a lift means 34. Here the movable frame 39 movably supports a mounting frame 49 to be lowered following lowering the movable frame 39 by driving force given through the first and second driven members 43 and rotary members 41, and a chuck member 53 is opposed facing to a workpiece. Next a longitudinally running unit 33 is moved for a longitudinal frame 23 by driving the second driving means 25, and the chuck member 53 is adapted to the workpiece, clamping it.
Patent JP-S62255912-A (JP)
Title: Scanning photon microscope
Inventor: KONAME KANJI
IPC: G01N21/88
Filed: 1986-04-30
Abstract: PURPOSE:To analyze characteristics of a sample from various aspects by displaying the distribution of signal on the samples as a color picture while allowing the phase and the amplitude of an AC photovoltage or AC photocurrent signal to correspond to the hue and the luminance respectively. CONSTITUTION:A device is provided with a color cathode-ray tube 21, a color signal generator 15, color cathode-ray tube drivers 16, 17, and 18 etc., and drivers 16, 17, and 18 are used to individually emit light of primary colors, red, green, and blue of the tube 21. The generator 15 converts signals obtained from integrators 13 and 14 to give such color signal to drivers 16, 17, and 18 that a color picture where the phase of the output signal of an amplifier 6 corresponds to the hue and the amplitude corresponds to the luminance is displayed. The color picture where the phase difference between the output signal of the amplifier 6, namely, the phase of the AC photovoltage or the AC photocurrent of a sample 5 and that of a reference signal from a phase adjuster 9 corresponds to the hue and the amplitude corresponds to the luminance is displayed on the tube 21, thereby analyzing the electric characteristic of the sample 5 in two sides of amplitude and phase.
Patent JP-H02276306-A (JP)
Title: Driving circuit for voltage driving element
Inventor: MATSUMOTO TETSUYA
IPC: H03K17/691
Filed: 1989-04-18
Abstract: PURPOSE:To realize fast turn-off by turning on a switching element for turn-off by a flyback current generated at a secondary winding when the switching element of a driving circuit is turned off, and charging/discharging capacitance between the control terminal of a voltage driving element and a current terminal at high speed. CONSTITUTION:The primary winding n1 of a pulse transformer T1 is connected in series with a driving transistor Q1 straddling on a DC power source VCC. The primary winding n1 of a pulse transformer T2 is connected in series with the driving transistor Q1 straddling on the DC power source VCC. The secondary winding n2 of the transformer T1 is connected between a gate pole G that is the driving terminal of a field effect transistor Q3 for switching and a source pole S that is the current terminal via a diode Q1. The emitter pole and collector pole of a PNP bipolar transistor Q2 for discharging an electric charge accumulated in the capacitance between the gate and source poles are connected in parallel between the gate and source poles, and the base of the Q2 is connected to the anode of the Q1 via a resistor R1. The secondary winding n2 of the transformer T2 is connected between the emitter and base poles of the Q2 via a diode D7.
Patent JP-H03296222-A (JP)
Title: Semiconductor device and its manufacture
Inventor: TANAKA SHINICHI
IPC: H01L29/417
Filed: 1990-04-13
Abstract: PURPOSE:To enable a lead-out wire from a deep contact hole to be formed reliably and easily by providing a process for plating a specified region with an ohmic electrode as a feeder metal and a process where an etching mask prescribes the ohmic electrode region and at least one part of the plated region is covered will the etching mask for etching the feeder metal. CONSTITUTION:After an emitter electrode 6e is formed on an emitter cap layer 5c, a base layer 4 is exposed with the emitter electrode 6e as a mask and then a base electrode 6b is deposited. Then, a pattern by a photoresist 20 for opening only a base electrode lead-out part 7b is provided and a gold metal 8b is formed at the base electrode lead-out part 7b with the base electrode 6b as a feeder metal. Then, a base electrode region of a heterojunction bipolar transistor is protected by the photoresist 20 and an unneeded base electrode 6b is eliminated by ion milling rising argon gas. In that case, when a base layer 4 with a p-type conductivity with is located below the base electrode 6b is simultaneously etched, all pn junction capacity outside the base electrode 6b are eliminated, thus allowing high-speed characteristics of the element to be improved. This method allows a fine electrode lead-out to be produced easily and yield to be improved.
Patent JP-H04227326-A (JP)
Title: Hysteresis ttl buffer circuit for high-speed inversion
Inventor: ROI YAABUROO
IPC: H03K19/003
Filed: 1991-02-01
Abstract: PURPOSE: To control the bias operation of a high speed TTL invertor buffer circuit by introducing hysteresis into the switching level of this circuit. CONSTITUTION: Currents to be switch-operated for generating hysteresis in a threshold value are supplied to a TTL invertor buffer circuit 39. The currents are switch-operated to ON when an input logic is low, and switch-operated to OFF when the logical input is high by a control circuit 43. The control circuit 43 receives the code from the logical state, and a high threshold is formed when the input logic is low, and a low threshold is formed when the input logic is high. The difference is the circuit hysteresis voltage which depends on the currents switched and the resistance.
Patent JP-S5324188-A (JP)
Title: Device for controlling work engaged at predetermined suitable interval and for forming work
Inventor: KUDOU KENICHI
IPC: B23Q15/04
Filed: 1976-08-17
Abstract: PURPOSE: To provide desired finishing shape of a work by preventing the work from deflecting by forming heat by electrolytic machining the work and by stopping the machining in response to a machining end signal. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S58217709-A (JP)
Title: Composite cycle power generating plant
Inventor: TAKAHASHI AKIRA
IPC: F01K23/10
Filed: 1982-06-10
Abstract: PURPOSE:To assure a minimum flow rate of steam for an ceonomizer and prevent a damage of the economizer by a method wherein a turbine bypass adjuster valve for a steam turbine device is of more than two parallel large and small valve and the small valve is provided with a limiter for minimum degree of opening of the valve. CONSTITUTION:A composite cycle plant is provided with a gas turbine, waste heat recovery boiler device 40 and a steam turbine device 14. As a turbine bypass control valve, there are provided a large valve 20, small valve 20a, large valve 21 and small valve 21a. The small valves 20a and 21a are provided with limiters 20b and 21b for a minimum degree of opening. The small valves 20a and 21a are opened to their minimum degrees under an operation of pressure control meters 24 and 25 when a stream turbine 14 is started to operate and when a rapid decrease in load is found and then a minimum flow rate of high pressure economizer 10 and low pressure economizer 7 are assured. In this way, it is made possible to prevnet a damage of pipes in the economizers 10 and 7.
Patent JP-S5725518-A (JP)
Title: Neumatic dust preventive method for bearing unit
Inventor: KITAMURA KATSUAKI
IPC: F16C33/76
Filed: 1980-07-18
Abstract: PURPOSE: To provide a smooth operation of the bearing and eliminate a maintenance work and repair etc. for feeding greece by a method wherein a collar of the for the sand blasting machine etc., a truck wheel and dust-proof cover are kept higher by the compressed air including oil mist therein than that of the surrounding air so as to prevent dust from being entered thereinto.  
     CONSTITUTION: Pressurized oil mist mixed with the compressed air having lubricant oil therein is forcedly fed into the gas feeding chamber 11 of the air annular part 10 through hose 16 and gas hole 13. Thereby, the oil mist compressed air is flowed to the circumferential surface of the shaft 4, edge of the axis insertion hole 2 and the inner cavity 17 of the cover 8 so as to operate the oil mist having a specified pressure. The pressure of the oil mist is set higher than the outer pressure. In this arrangement, it is possible to prevent dust from being entered into system. Feeding of the oil mist causes an elimination of feeding of greese and then a smooth operation of the bearing may be assured. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H01270222-A (JP)
Title: Ion implanting method
Inventor: NISHIYAMA KAZUO
IPC: H01L21/266
Filed: 1988-04-21
Abstract: PURPOSE:To prevent a base from contaminating with metal from metal- containing mask layer by ion implanting the base through a metallic atom implantation preventive layer from a mask due to the ion implantation between the base including the ion implanted region and the metal containing mask layer. CONSTITUTION:A metallic atom implantation preventive layer 4 made of SiO2 or the like is formed on a semiconductor substrate 1 made of Si, GaAs, etc. to be selectively ion implanted. A metal containing mask layer 2 made of high melting point metal W, Mo, Ti, etc. covers the whole layer 4, coated with a photoresist film, an opening 8 is formed on a region 3 to be ion implanted of the substrate 1 by pattern exposure and development to form an upper layer mask 7, and an opening 5 is opened at the layer 2 through the opening 8 of the mask 7. With the layer 2 as a main mask impurity ions P<+>, B<+>, As<+>, etc., are implanted through the openings 8, 5 and the layer 4. Thus, it can prevent the substrate from contaminating with the metal from the mask layer.
Patent JP-H11298753-A (JP)
Title: Television receiver
Inventor: SHIMIZU HIROFUMI
IPC: H04N3/16
Filed: 1998-04-10
Abstract: PROBLEM TO BE SOLVED: To prevent the secondary destruction of another circuit by the flow of an over current by circuit short-circuit and to prevent the smoking and firing of a television receiver. SOLUTION: When an output voltage V1 from a chopper transformer declines and V1 becomes less than the sum of the forward direction voltage drop portion Vd of a voltage decline detection diode 5 and the Zener voltage Vz of a Zener diode 6 for decline voltage setting, the voltage decline detection diode 5 is turned on. Then, the voltage of the sum of Vd and Vz is applied through a base resistor 7 to the base of a transistor 10, the transistor 10 is turned on and an SOS voltage, for which a power supply voltage V2 for a vertical deflection output circuit 15 is divided by resistors 11 and 12, is applied from a fly back transformer 14 to a microcomputer 13. As a result, the microcomputer 13 discriminates that the circuit state is abnormal and shuts off a power supply via a power supply relay 16.
Patent JP-H01271449-A (JP)
Title: Acrylic resin composition
Inventor: YOSHIMOTO JUNICHI
IPC: C08L33/04
Filed: 1988-04-21
Abstract: PURPOSE:To make it possible to obtain an acrylic resin composition having good heat distortion resistance, impact resistance and moldability and being useful for exterior building materials, coating materials, etc., by mixing an acrylic resin with a powdery acrylic rubber and an acryl rubber/acryl graft polymer. CONSTITUTION:An acrylic resin composition is prepared by mixing an acrylic resin (A) (a molding grade, preferably, polymethyl methacrylate of an MW of about 100,000) is mixed with a powdery acrylic rubber (B) (preferably, a powdery rubber based on butyl acrylate and containing a small amount of butadiene) and an acryl rubber/acryl graft polymer (C) compatible with component A. The mixing ratio is usually such that A/(B+C) is 50-80wt.%/20-59wt.%, preferably, 55-65wt.%/35-45wt.%, and B/C is 10-90wt.%/10-90wt.%, preferably, 40-80wt.%/20-60wt.%.
Patent JP-S61169098-A (JP)
Title: Electromagnetic-type acoustic transducer
Inventor: FURUSE SETSUO
IPC: H04R11/02
Filed: 1985-05-09
Abstract: PURPOSE:To decrease the sound pressure variation range even if the space distance is changed with a simple constitution and to stabilize the tone quality by supplying to an electromagnet the AC power of a frequency lower than the intrinsic resonance frequency of a diaphragm and driving a vibration system free of the resonance point of a frequency lower than the intrinsic resonance frequency of the diaphragm. CONSTITUTION:The AC magnetic field of the electromagnet consisting of a coil 3 to which the AC power of a frequency lower than the intrinsic resonance frequency of the diaphragm 7 is applied, and of a core 4, and the DC bias magnetic field of a permanent magnet 6 that surrounds the said electromagnet, electromagnetically drive the vibrating system which is free of the resonance point of a frequency lower than the intrinsic resonance frequency of the diaphragm 7, and correspondent sounds are generated. As the result of this constitution, the range of sound pressure variation becomes narrower despite space distances G1 and G2 formed by the top surface 4a of the core 4 and that 6a of the magnet 6 respectively and the diaphragm 7 change. In consequence, the converted sounds having stable tone quality can be produced.
Patent JP-H05300022-A (JP)
Title: Comparator and a/d converter using it
Inventor: TADA SHOICHIRO
IPC: H03M1/36
Filed: 1992-04-20
Abstract: PURPOSE:To obtain the comparator and the A/D converter in which no error takes place with less power consumption even when a frequency of an input signal is high and the comparator and the A/D converter in which no error takes place with less power consumption even when a comparison period is short. CONSTITUTION:The comparator and the A/D converter are provided with a capacitor 4, a 1st analog switch 3A switching a part between one terminal of the capacitor 4 and an input signal source 1, a 2nd analog switch 3B switching a part between a reference voltage source 2 and one terminal of the capacitor 4 to which the 1st analog switch 3A is connected, an inverting amplifier 5 receiving a signal from the other terminal of the capacitor 4, and a 3rd analog switch 3C switching an input terminal of the inverting amplifier 5 and its output terminal. The comparator and the A/D converter are featured that a power supply voltage for the 1st analog switch 3A is higher than a power supply voltage of the inverting amplifier 5, and a high voltage is given to the analog switch 3A to decrease the conduction resistance thereby avoiding the occurrence of an error even when the frequency of the input signal 1 is high and the comparison period is short, and a low voltage is given to the inverting amplifier 5 to reduce power consumption for the input period.
Patent JP-S584886-A (JP)
Inventor: SHIBATA MASAO
IPC: D06Q1/00
Filed: 1981-06-25
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。