baber/WOPTO huggingface dataset:
Patent JP-H04175910-A (JP)
Title: Constant current source circuit
Inventor: HIGUCHI YASUO
IPC: H03F1/30
Filed: 1990-11-09
Abstract: PURPOSE:To reduce temperature variation by developing a voltage, which is as high as a voltage obtained by subtracting the sum of the voltages of a transistor(TR) and two diodes from the voltage developed across a Zener diode, across a resistance which determines the current of a constant current source. CONSTITUTION:The P side of the Zener diode 1 is grounded, the N side is connected to the current source 2 and the base of the TR 3, and the diodes 4 and 5 and resistance 6 are connected in series between the emitter of the TR 3 and the ground. The voltage VZ generated by the Zener diode 1 is applied between the base of the TR3 and the ground, the voltage equal to the voltage obtained by subtracting the sum of the voltage VBE of the TR 3 and two diodes 4 and 5 from the voltage VZ is developed across the resistance 6, and a specific current is generated at the collector of the TR 3. Consequently, the constant current source circuit which has small current variation with temperature is obtained.
Patent JP-2001087571-A (JP)
Title: Haircut scissors connector and connected haircut scissors
Inventor: AOYAMA HISAAKI
IPC: B26B13/22
Filed: 1999-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a haircut scissors connector aiming at the enlargement of the allowable quantity in this industry while smoothly progressing the facility content and the working content by omitting too much operation and time for exchanging scissors in the conventional haircut content. SOLUTION: When cutting hair, a user always holds two or three pairs of scissors to be used in user hand, and quickly prepares and uses the scissors corresponding to the hair dressing when one pair of the scissors are selected. A connector for connecting two or three pairs of scissors and for turning them is provided as a basic preparation before technically cutting the hair.
Patent JP-2001126411-A (JP)
Title: Pll circuit
Inventor: TOMIMATSU KIYOYUKI
IPC: G11B20/14
Filed: 1999-10-26
Abstract: PROBLEM TO BE SOLVED: To provide a PLL circuit for easily performing locking and making unlocking hard once locking is performed. SOLUTION: A data clock extraction circuit 12 extracts clock signals from an input data stream DF and outputs them through a selector 13 to a phase comparator 17a. The phase comparator 17a compares the phases of the clock signals and feedback signals and outputs the result through an LPF 20a to a VCO 21. The output of the VCO 21 is inputted through a frequency divider circuit to the phase comparator 17a. A filter control circuit 26 is a circuit for automatically setting the filter constant of the LPF 20a, sets the filter constant for accelerating the response speed of the LPF 17a in the case that the input data stream DF and the fed-back clock signals are not synchronized and sets the filter constant for lowering the response speed of the LPF 20a in the case that they are synchronized.
Patent JP-H08155731-A (JP)
Title: Automatic positioning method for traveling side saw-tooth guide arm in band saw machine and its device
Inventor: TSUJIMOTO SUSUMU
IPC: B23D55/00
Filed: 1994-12-08
Abstract: PURPOSE: To automatically position a traveling side saw-tooth guide arm at a proper position according to the width of a material to be cut by moving the traveling vice of a main body vice device according to the width of the material to be cut, clamping the material to be cut, traveling the traveling side saw-tooth guide arm, and detecting a detection plate through a detection sensor. CONSTITUTION: A proximity switch 51 detects a detection plate 49, and a traveling side saw guide arm 11 is at an appropriate position according to a traveling vice 5M. When a solenoid SOL1 is turned on in this condition, the traveling vice 5M moves to the right with a hydraulic cylinder 13, so that the proximity switch 51 is turned off. As the same time when the proximity switch is turned off, a solenoid SOL3 is turned on until the proximity switch has turned on, the traveling side saw-tooth guide arm 11 moves to the right and is located automatically at an appropriate position. As a result, the traveling vice 5M moves to the right or left according to the width of a material to be cut to clamp the material to be cut and move the saw-tooth guide arm 11 to the right or left.
Patent JP-H01146400-A (JP)
Title: Supporter for substrate
Inventor: OKADA TAKESHI
IPC: B23P21/00
Filed: 1987-12-02
Abstract: PURPOSE:To eliminate the need for the replacing of substrate holding pins or stoppers on the replacement of steps even when parts are mounted to several kinds of substrates in different thickness by moving the nose sections of the pins being implanted to a vertically movable plate and capable of supporting the substrates. CONSTITUTION:Pins 23, which are abutted against the other surface of a substrate 22 and can support the substrate 22 so that a part 21 can be fitted onto one surface of the substrate 22 set up at a specified position, plates 28, to which the pins 23 are implanted, and a support section 29 capable of vertically shifting the plates 28 are provided. The nose sections of said pins 23 can be moved to predetermined positions. A ball screw 35, a motor 36 for driving the ball screw 35, and a stopper 37 capable of being positioned in arbitrary height by motor driving through the ball screw 35 are installed. The stopper 37 is positioned previously by motor driving so that the height of the upper end faces of the substrate holding pins 23 is lifted up to height capable of supporting the rear of the substrate 22 under the state in which the substrate 22 is brought into contact with the upper side of a groove 33 in a rail 32.
Patent JP-2001122149-A (JP)
Title: Crawler traveling vehicle
Inventor: HIDAKA SHIGEMI
IPC: A01B69/00
Filed: 1999-10-27
Abstract: PROBLEM TO BE SOLVED: To maintain the same direction of steering operation for both advance and reverse, to improve operability, and to simplify drive control of a traveling crawler 2. SOLUTION: This crawler traveling vehicle, provided with a transmission member 25 driving right and left traveling crawlers 2 in the same direction and in the same speed and a steering member 28 driving the right and left traveling crawlers 2 in the opposite direction and in the same speed, is featured by that it is constituted so that a drive output of the transmission member 25 for the traveling crawlers 2 is transmitted and inputted into the steering member 28 for driving the steering member 28.
Patent JP-H01145800-A (JP)
Title: Car number reader
Inventor: SUGIMOTO ATSUMI
IPC: G06T1/00
Filed: 1987-12-01
Abstract: PURPOSE:To properly correct the signal level of a number plate in a video signal by controlling the diaphragm of the lens of an image pickup part based on the video level of the number plates of already passed some cars. CONSTITUTION:A car number reader in which the car passing on a prescribed road is detected, the a stroboscopic device 3 is light emitted thereby, the one frame part of the video signal outputted by the image pickup part for photographing the front part of the car is stored in a picture memory 4, the number plate part is detected according to a picture signal processing, and the land transportation office, the type of car, the use, the sequence number of the number plate are recognized and decided from the detected signal controls the diaphragm of the lens of the image pickup part 2 based on the video level of the number plates of the already passed some cars. Thereby, the proper diaphragm value of the lens corresponding to the change of a season, time, weather, the back of a building or the like and receiving no influence of the bending of the plate, stain or setting angle can be obtained.
Patent JP-H01144832-A (JP)
Title: Timing information optical parallel-transmission system
Inventor: SUZUKI SHUJI
IPC: H04J14/00
Filed: 1987-12-01
Abstract: PURPOSE:To make a complicated bit synchronous circuit and a complicated frame synchronous circuit unnecessary by wavelength-multiple-transmitting bit synchronizing information and frame synchronizing information with the aid of using a light of which wavelength is different from that of a data signal. CONSTITUTION:A time-division exchange circuit 106 exchanges time slot in the inputted data signal based on an inputted frame signal and an inputted clock signal and sends the output data signal of the result to an electro-optical transference unit 107. Besides, it sends an output clock signal and an output frame signal respectively having the bit synchronizing information and the frame synchronizing information of the output data signal to the electro-optical transference units 108 and 109. The electric signals respectively inputted to the unit 107-109 are wavelength-multiplexed by a wave collector 110 and sent to a light transmission line 111 after being converted to light signals of which wave length are lambda1-lambda3. As the data signal, clock signal and the frame signal are allocated to the different wave length and parallel-transmitted on the light transmission line, they can be easily separated by a wave separator 101. Thus, the bit synchronous circuit, the frame synchronous circuit and the like are made to be unnecessary.
Patent JP-H03164264-A (JP)
Title: Discharge recovery device of ink jet printer
Inventor: TSUJI KIKUNOSUKE
IPC: B41J2/185
Filed: 1989-11-24
Abstract: PURPOSE:To execute recovery of discharge certainly without any trouble by a simple structure by a method wherein when a printing head and a carriage are moved outside a printing area, a linked component elongates a pump chamber and produces a negative pressure, and foreign matter together with ink is sucked out from a nozzle of the printing head through an absorbing pad. CONSTITUTION:When a carriage 32 together with a printing head 33 is moved outside a printing area, a bottom surface 32b of a carriage 32 abuts against an inclined surface 59 of an end component 51, makes the end component 51 pivot as shown by a solid line, and sticks an absorbing pad 54 fast to the printing head 33. An end surface 32a of the carriage 32 is engaged with an engaging part 55 of the end component 51, and makes the end component 51 move to a side plate 1a side. A bellows wall 52c is elongated and an inside of a pump chamber 52 becomes negative in pressure. A valve 56 is opened, and a valve 60 is closed. Foreign matter together with the ink is sucked out from a nozzle 33a of the printing head 33, and enters the pump chamber 52. When the carriage 32 returns to a home position, the end component 51 is made to pivot with a spring 58, and the pump chamber 52 energized with a spring 53 is contracted. The ink containing foreign matter is discharged to an ink recovery device via a tube 57.
Patent JP-H04177228-A (JP)
Title: Focal point detection device
Inventor: KODAMA SHINICHI
IPC: G03B13/36
Filed: 1990-11-09
Abstract: PURPOSE:To enable automatic focusing operation to be performed accurately and quickly, even when an automatic focusing area is set in a surrounding area in the automatic focusing of wide field, by providing a lens drive means for moving a lens to a position for a distance measurement beam to be free from interference, upon receipt of a focal point enable signal from a judgement means. CONSTITUTION:When focal point detection operation is possible after distance measurement operation, a lens CPU (LCPU) 18 drives a photographing optical system 11 via a processing circuit 16 and a photographing optical circuit 15 on the basis of output from a photoelectric transfer element 14. On the other hand, when the focal point detection operation is impossible, the LCPU 18 causes the photographing optical system 11 to move to a position for a beam therefrom to be free from interference with a field mask 12, on the basis of output from an automatic focusing area setting device 17, and again causes the device 17 to perform distance measurement operation. According to this construction, accurate and quick focusing operation can be ensured, even when a focusing area is set in a surrounding area in the automatic focusing of wide field.
Patent JP-H02151048-A (JP)
Title: Semiconductor integrated circuit
Inventor: IKEGAMI FUMIO
IPC: H01L21/822
Filed: 1988-12-01
Abstract: PURPOSE:To make possible the detection of the positional deviation of bonding pads from the probes of a probe card and the detection of the bite of the probes into the interior of a semiconductor circuit due to an excessive application of a probe pressure and the like by a method wherein two or more of pads having an area smaller than the areas of the bonding pads are connected to each other by a conductor. CONSTITUTION:At least two pads having an area smaller than the areas of bonding pads end a conductor, by which the pads are connected to each other, are provided outside of a buffer circuit. For example, the areas of pads 2 are reduced to 1/4 of the areas of bonding pads, probes are respectively errected on the pads 2 as well in the same way as being errected on the bonding pads 1 and it the probes are in contact to the pads 2, the probes result in being in contact to the bonding pads 1 within 1/4 of the areas in the centers of the bonding pads. Thereby, if a continuity check between the probes being erected on the pads 2a and 2b is carried out, the positional deviation of the bonding pads from the probes of a probe card and the bite of the probes into the interior of a semiconductor circuit due to an excessive application of a probe pressure and the like can be checked electrically.
Patent JP-H08156865-A (JP)
Title: Suspension unit for motorcycle
Inventor: FUKUYAMA KATSURA
IPC: F16F9/54
Filed: 1994-12-08
Abstract: PURPOSE: To simplify a structure of an excessive vibration preventing mechanism by arranging a cushion rod which is arranged between a bell clamp arm and a rear swing arm and transmits oscillation of the rear swing arm to a spring unit. CONSTITUTION: A spring unit 21, which is arranged vertically between a rear swing arm 17 and a vehicle body frame and absorbs a shock applied to a rear wheel from a road face, is provided. Separately from the spring unit 21, a rotary damper 23, which is fixed in the vehicle body frame horizontally in the vehicle width direction and gives damping force suppressing spring force of the spring unit 21 to the spring unit 21, is arranged. One end part of the rotary damper 23 is connected to the end part, of the spring unit 21 for transmitting its damping force to the spring unit 21. A cushion rod 18 is provided for transmitting oscillation of the rear swing arm 17 to the spring unit 21.
Patent JP-H0653365-A (JP)
Title: Semiconductor device
Inventor: SHIRAI MITSUYOSHI
IPC: H01L23/08
Filed: 1992-11-16
Abstract: PURPOSE:To eliminate package crack during soaking into solder after absorption of moisture by sealing a semiconductor element using a particular polymaleimide compound, allylic phenol resin, organic peroxide and inorganic filling agent. CONSTITUTION:A semiconductor element is sealed using a resin compound including polymaleimide compound having two or more maleimide groups in the one molecule, allylic phenol resin, organic peroxide and inorganic filling agent. This maleimide compound is expressed, for example, by the equation I. In the equation I, Ar indicates aliphatic group or aromatic group including two or more carbons and an indicates an integer 2 or larger. Moreover, the allylic phenol resin is expressed by the equation II. In the equation II, R indicates -CH2-CH=CH2 group, -H, alkyl group, allyl group, etc. Thereby, a semiconductor device which is superior in the anti-crack property and reliability to moisture proof characteristic during soaking into the solder can be obtained.
Patent JP-H05112067-A (JP)
Title: Marking device for top plate of drum
Inventor: ISHIDA HIROSHI
IPC: B41L13/02
Filed: 1991-10-23
Abstract: PURPOSE:To automatically, sharply and uniformly print marking content without being restricted by an alphabet or a figure, to enhance workability to a large extent, to achieve reduction of labor and to simplify a post-stage plan. CONSTITUTION:A top plate marking device is equipped with rails 3, 4 holding a drum 2 in an erected state, a raw plate holder 12 moving up and down in parallel to the top plate 2a of the drum 2, the silk screen base plate 12 fixed to the rear surface opening of the base plate holder 12 in a detachable manner, the elastic member 16 arranged on the silk screen base plate 13 through high viscosity ink 14 and an isolating sheet 15 and the press plate 9 pressing the elastic member 16.
Patent JP-H06164836-A (JP)
Title: Original reader
Inventor: ENOMOTO NAOYUKI
IPC: G03G15/04
Filed: 1992-11-16
Abstract: PURPOSE:To allow the user to grasp a read range clearly in real time and to designate the plural read ranges in a free shape. CONSTITUTION:This reader is provided with a light emitting section installed opposite to a platen glass 3 and comprising lots of luminescent arrays whose light emitting area 7 is controlled, a light emitting control section 6 controlling the light emitting area 7 of the light emitting section 5, an image forming section 8 forming an image of the light of the light emitting area 7 onto an original 4 placed on an upper side of the platen glass 3 for lighting, and a scanner section 2 scanning the original lighted by the image forming section 8 to read a picture of the original. Thus, the picture of the original is read with a desired shape, a desired number at a desired position on the original.
Patent JP-H07161301-A (JP)
Title: Inspecting method for cathode-ray tube and its device
Inventor: FUKUI MAKOTO
IPC: H01J9/42
Filed: 1993-12-06
Abstract: PURPOSE:To provide an inspecting method for a cathode-ray tube and a device for it by which neck stray emission around the whole neck circumference can be mechanically inspected with high sensitivity. CONSTITUTION:A head part 1 is fitted around a neck of a cathode-ray tube, and the light emitted from the neck is received in a bundle of optical fiber 2 whose one end is fixed in the head part 1 so as to be transmitted to a determining device 5. A filter 51 provided in the determining device 5 selectively transmits the light of the wave length corresponding to neck stray emission among the light transmitted from the bundle of the optical fiber 2, and a photomultiplier 52 converts the transmitted light from the filter 51 into a current corresponding to its intensity. In a determining circuit 53, the current applied from the photo multiplier 52 is converted into a voltage so as to be compared with the reference voltage, so that it is determined that the cathode-ray tube is good or defective.
Patent JP-H07160729-A (JP)
Title: Picture registration and retrieval device
Inventor: TATSUMI TOSHIICHI
IPC: G06T15/00
Filed: 1993-12-06
Abstract: PURPOSE:To reduce the storage capacity by providing the means, which automatically adds retrieval information of a graphics picture at the time of generation, to considerably reduce the labor of retrieval information addition and preventing double storage of the generated picture and the retrieved picture. CONSTITUTION:Retrieval information is extracted from information, which are obtained from an area clipping part 2, an intersection decision processing part 3, and a luminance calculation processing part 4 as generation process in the ray tracing method of the graphic picture, by a register information extracting part 6 and is registered in a picture recording part 8 together with the graphic picture. At the time of retrieval, retrieval information inputted from a registered retrieval information input part 5 and retrieval information recorded in the picture recording part 8 are collated with each other to obtain a desired graphic picture, and it is displayed on a picture display part 7.
Patent JP-H07177676-A (JP)
Title: Charging emthod for battery
Inventor: ISHIGURO MASAHARU
IPC: H02P9/04
Filed: 1993-12-06
Abstract: PURPOSE:To provide a charging method for battery in which the price can be lowered significantly by simplifying the charging circuit. CONSTITUTION:When a battery is charged by a power generating unit comprising a power converter for converting the output from a generator into a desired AC power and taking out an output from the power converter through a smoothing circuit, charging power is taken out through a controllable rectifying circuit 31 inserted into the output circuit of the power converter 5 and a the variable control circuit is driven with the ON/OFF signal of one arbitrary phase for driving the power converter.
Patent JP-2001127610-A (JP)
Title: Power-on clear circuit
Inventor: ICHIKAWA TAKASHI
IPC: G01R19/165
Filed: 1999-10-27
Abstract: PROBLEM TO BE SOLVED: To provide a power-on clear circuit that causes no noise due to a through-current at the application of power and obtains a required pulse width with a capacitor having a smaller capacitance than that of a conventional power-on clear circuit. SOLUTION: The power-on clear circuit comprises a power supply detection circuit 1, a pulse generating circuit 2 and an output terminal OUT. The power supply voltage detection circuit 1 consists of P-channel field effect transistors P1, P2 and N-channel field effect transistors N1, N2. The pulse generating circuit 2 consists of a P-channel field effect TR P4, N-channel field effect transistors N3, N4, N5 and capacitors C1, C2.
Patent JP-H11140705-A (JP)
Title: Under short pants type disposable diaper
Inventor: TAGAWA KAZUHIRO
IPC: A61F13/494
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To obtain an under short pants type disposable diaper having excellent handle and improved wearing feeling in use. SOLUTION: This under short pants type disposable diaper l is provided with a liquid-permeable top sheet, a liquid-impermeable back sheet and an absorbing body having liquid retaining properties laid between both the sheets. Both right and left side edge parts of an abdomen part A are joined to both right and left side edge parts of a back part B to form a pair of right and left joint parts 8. A waist part 5, a part 6 around the waist and leg parts 7 are furnished with an elastic member 51 for the waist part, an elastic member 61 for the part around the waist and elastic members 71 for the leg parts, respectively. Both end parts of these members are positioned at the joint parts 8. The elastic member 51 for the waist part, the elastic member 61 for the part around the waist and the elastic members 71 for the leg parts are made in a nonelastic state at a pair of the joint parts 8.
Patent JP-H09145877-A (JP)
Title: Lower nozzle of fuel assembly for reactor
Inventor: MORI MASAJI
IPC: G21C3/33
Filed: 1995-11-24
Abstract: PROBLEM TO BE SOLVED: To prevent foreign matter from entering the vicinity of a fuel rod and prevent deposition thereof by covering the upper surface of a base plate with a mesh filter, and providing a foreign matter capture member on the lower surface thereof. SOLUTION: A lower nozzle 10 of a fuel assembly is so constructed that many passage holes 15 for a cooling material are bored in a base plate 13 of a main body 11, and all outlets of the passage holes 15 are covered with a mesh filter 17 fixed to the upper surface of the plate 13. A capture filter 20 of a foreign matter capture member is fixed to the lower surface of the plate 13 by welding. The filter 20 is formed by a non-pored thin metal plate, and large and small porous vanes 23, 25 opposite to the passage holes 15, and the vanes 23, 25 are inclined in the flow direction of a cooling member to enter the passage holes 15. In the thus formed nozzle 10, a cooling material passes through vanes 23, 25 and a gap between both from the lower side and flows into the passage holes 15.  At this time, accompanying foreign matter is checked from flowing by the filter 17, and when the cooling material flow is out, the foreign matter drops by the gravity to be captured by the vane 23.