baber/WOPTO huggingface dataset:
Patent JP-S51113953-A (JP)
Title: Vertical rack for thick steel plate stock
Inventor: OOKUBO YOSHIO
IPC: B65G1/16
Filed: 1975-03-28
Abstract: PURPOSE: To accomplish automatic carriage of thick steel plates into and out of temporary storage in a manner to hold the thick plates in vertical positions without use of a suspending member such as crane when the thick plates are to be stored temporarily. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S60184764-A (JP)
Title: Power transmission unit provided with two phase torque converter
Inventor: KAWAI HIDEAKI
IPC: F16H61/58
Filed: 1984-02-28
Abstract: PURPOSE:To aim at enhancing the performance of engine brake and as well to prevent variations in vehicle speed, by providing a brake having a first stator which may be fixed, and a clutch which isolates a stator from an output shaft when the brake is released. CONSTITUTION:A first stator 34 and a second stator 35 are coaxially arranged between an impeller 32 and a turbine 33. Further, the inner peripheral part of the first stator 34 is coupled with a cylindrical shaft 41 concentrically arranged on the outer peripheral surface of the shaft 37, and the cylindrical shaft 41 may be coupled at its rear end with a cylindrical shaft 43 through an one-way clutch 42. A brake disc 48 fitted onto the outer peripheral part of the cylindrical shaft 41 may be locked and released by a brake 49. With this arrangement, the performance of engine brake may be enhanced while variations in vehicle speed may be prevented, and further, a higher torque ratio may be prevented.
Patent JP-H10233665-A (JP)
Title: Delay circuit device
Inventor: NAKAJIMA YASUSHI
IPC: H03K5/13
Filed: 1997-02-21
Abstract: PROBLEM TO BE SOLVED: To provide the delay circuit device in which fluctuation in a delay time based on a power supply voltage change is compensated while keeping low power consumption performance. SOLUTION: The circuit device is provided with 1st and 2nd CMOS inverters 43a, 43b, a plurality of delay elements 45a, 45b connected between the 1st and 2nd CMOS inverters 43a, 43b via changeover means 78, 79, and a power supply voltage discrimination circuit 41 that compares the power supply voltage Vcc of the 1st and 2nd CMOS inverters with a prescribed voltage to provide an output of a power supply voltage discrimination signal S9, and the delay elements 45a, 45b are selected by the changeover means based on the power supply voltage discrimination signal S9.
Patent JP-S58155732-A (JP)
Title: Measuring device for life of carrier
Inventor: HONMA NORIAKI
IPC: H01L21/66
Filed: 1982-03-12
Abstract: PURPOSE:To enable to measure the life of carrier on the depletion layer of a P-N junction in a non-contacting and non-destructive manner by a method wherein a modulation beam of light is irradiated on a semiconductor material, and a cut-off frequency of optical voltage generated on the semiconductor material is found. CONSTITUTION:A wafer sample 2 having a P-N junction is placed on a metal sample stand 1 which is combindly used as an electrode. On the other hand, an LED light source 7 is modulated by a sweep oscillator 8 and an LED driving circuit 9, and pulse light of frequency f is irradiated. The light radiated from the LED7 is condensed on a sample 3, the optical voltage generated on the sample 3 is detected by a phase detection type amplifier 10, and the frequency of the optical voltage is measured. The output of the amplifier 10 is connected to a 3dB dropping voltage detecting circuit 11, and the sweep of a frequency sweep oscillator 8 is stopped at the point where said output dropped by 3dB. At the same time, a gate circuit 11' is opened, the frequency at that time is converted to a digital signal by an A/D converter 12, and the signal is inputted to a microcomputer 14. An arithmetic operation is performed by the computer 14, and the value of the carrier life is found.
Patent JP-H02216311-A (JP)
Title: Device for feeding working fluid of fluid pressure type suspension
Inventor: HAYATA KAZUO
IPC: B60G17/00
Filed: 1989-02-17
Abstract: PURPOSE:To reduce an engine load caused by a pump and improve an accelerating property by reducing the flow rate of a working fluid fed to a fluid pressure actuator by the action of an engine-driven pump, by a flow rate reducing means at the time of accelerating a vehicle. CONSTITUTION:The delivery side of a pump 22 driven by an engine 20 is connected to the working fluid chamber 32 of an actuator 30 provided for each wheel via a working fluid feeding passage 24. A servo valve 26 which is a 3-port/3-position switchover type control valve and a selector valve 50 are provided midway in the passage 24. The selector valve 50 can be freely switched over between a switchover position 50g for connecting the working fluid feeding passage 24 and a switchover position 50b for connecting the working fluid feeding passage on the upper course side thereof to a return passage 54 by controlling a control current fed to a solenoid 52. At the time of accelerating a vehicle, the selector valve 50 is switched over to the switchover position 50b to reduce the feeding flow rate of the working fluid.
Patent JP-H06251036-A (JP)
Title: Generating device for token used for election
Inventor: MIYAGAWA TAKAYOSHI
IPC: G06Q20/00
Filed: 1993-02-26
Abstract: PURPOSE:To read face photograph information from a digital still camera or the like to record it on a medium as a token like a multi-purpose IC card. CONSTITUTION:When a memory card (FC) 22 where the photograph of elector's face taken by a digital camera is stored is inserted to a third card slot 4 and an elector's own IC card (PC) 23 where the photograph of his face will be recorded is inserted to a second card slot 3 and the end of preparation is reported from a keyboard 6, information of the photograph of his face is read in from the memory card (FC) 22 and is recorded (transferred) on the IC card (PC) 23 of the elector under the control of a processor 10. When this recording is terminated, an operator is prompted to input the photographing day of elector' s face, the term of availability, or the like, and these inputted information are stored in a prescribed area of the IC card (PC) 23, and this card is ejected from the second card slot 3.
Patent JP-H05231947-A (JP)
Title: Infrared detector
Inventor: AWAI TAKAYOSHI
IPC: G01J5/12
Filed: 1992-02-25
Abstract: PURPOSE:To obtain an infrared detector wherein a strain and a breakdown of a heat insulation film are not caused by a residual stress at the time of formation of a film, of which a manufacture yield is high and which shows high sensitivity and durability at the time of use. CONSTITUTION:An infrared detector has a pair of electrode layers 30 and 50 and a thermistor 40 held between the two electrode layers 30 and 50, on a heat insulation film 20. By forming the heat insulation film 20 of oxide nitride silicon, the element is made to have the heat insulation film 20 of which a residual stress is small and, in addition, which is excellent in a heat insulation property.
Patent JP-H04276792-A (JP)
Title: Assembled type display device
Inventor: SHIMIZU MASATOSHI
IPC: G09G3/28
Filed: 1991-03-05
Abstract: PURPOSE:To automatically request maintenance to a maintenance department, etc., by transmitting the output of a protection circuit representing the operating state of an individual display to a central control part by connecting in series or in parallel. CONSTITUTION:The display 3 provided with a display element 4 and driving circuits 5, 6 for display element and a control circuit 7 are connected in multiple stages, and the protection circuit 8 which monitors the operating state of the individual control circuit 7 and detects normalcy/abnormality is provided at the individual display 3. The protection circuit 8, when detecting the abnormality of the individual control circuit 7, stops a signal to be sent to a row electrode driving circuit 5 and a column electrode driving circuit 6. and stops a function as the display. Furthermore, the output of the protection circuit 8 is set so as to go to an 'H' level in a normal operation and to an 'L' level in an abnormal operation, and it is added from a transmission circuit 9 to a signal line group 2, and is connected in series sequentially in a direction from a terminal display to the central control part 1. Therefore, it is possible to detect that abnormality occurs in either directly connected individual display 3 when the level is the 'L' level by monitoring the level of the signal line group 2 by the central control part 1.
Patent JP-H05235659-A (JP)
Title: Offset elimination circuit for amplifier
Inventor: MORIKAWA HIROYUKI
IPC: H03F3/347
Filed: 1992-02-26
Abstract: PURPOSE:To set the offset quantity of a first amplifier at zero by feeding back the shift quantity of the operating point of a second amplifier to the input side of the fir'st amplifier since the shift quantity of the operating point of the second amplifier is equal to that of the first amplifier. CONSTITUTION:The output of the first amplifier 3 is supplied to an output terminal 4, however, the output of the second amplifier 3' is supplied to the (+) input terminal of a comparator 10, and it is compared with a reference voltage VREF to be applied to a (-) input terminal. An error voltage as a result of comparison is converted to a current at a circuit comprised of a transistor (TR) Q1, a resistor R4, and a current I1, and is supplied to the (+) input terminal of the amplifier 3. Similarly, the voltage is converted to the current at a circuit comprised of a TR Q2, a resistor R5, and a current I2, and it is fed back to the (+) input terminal of the amplifier 3' via an emitter-follower 12. As a result, the differential voltage of the amplifier 3 and that of the amplifier 3' are controlled at zero similarly, and the deviation of the operating point of the amplifier 3 can be eliminated. Also, it is not required to supply an AC input signal to the amplifier 3', and no filter for AC component elimination is required to be installed.
Patent JP-S57154547-A (JP)
Title: Gear change device
Inventor: NAGAIZUMI HIDEO
IPC: F16H3/34
Filed: 1981-03-16
Abstract: PURPOSE:To suitably change two change gears so as to engage with a drive gear and a driven gear by pivoting a changing shaft functioning as changing means. CONSTITUTION:If a projection of a change shaft 6 is fitted in one position  groove of a change shaft holder 7, one changer 3a engages with a drive gear 1  and a driven gear 2, so that turning force of the drive gear 2 is transmitted to  the driven gear 2. When the change shaft 6 is moved to fit the projection of the  change shaft 6 in the other positioning groove of the change shaft holder 7, an  arm 4 is adapted to pivot on a gear shaft, so that the other change gear 3b  engages with the drive gear 1 and the driven gear 2.
Patent JP-H07249822-A (JP)
Title: Semiconductor laser and its manufacture
Inventor: SUGO MITSURU
IPC: H01S5/343
Filed: 1994-03-09
Abstract: PURPOSE:To obtain a semiconductor laser provided with an active layer whose process is simple, whose productivity is improved and which has a multiple quantum-well-wire structure. CONSTITUTION:An n<+>-InP semiconductor substrate 1 which is tilted at 1 deg. or higher from a (001) orientation is placed on a substrate holder, it is set at a prescribed temperature, and an n-InP buffer layer 2 and an InGaAsP guide layer 3 are then grown continuously. In succession, an InGaAsP/InGaAsP strain superlattice layer 4 and an InGaAs strain quantum-well active layer 5 are grown. After that, an InGaAsP guide layer 6 and a p-InP clad layer 7 are laminated.
Patent JP-S59166911-A (JP)
Inventor: UIRIAMU EICHI TEIRAA
IPC: H04N1/113
Filed: 1984-02-28
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-H03242805-A (JP)
Title: Writing circuit for disk device
Inventor: MUKUMOTO HIROYUKI
IPC: G11B5/09
Filed: 1990-02-21
Abstract: PURPOSE:To suppress the fluctuation in bit shift by switching and controlling the time to expedite or delay the time timing of a specific bit so as to coincide with the preset time at every movement of a head to an arbitrary track. CONSTITUTION:A relay switching circuit 12 recognizes a control signal 8 by a writing compensation switching and setting circuit 5A which switches and sets the writing compensation quantity by a selecting head for controlling a writing compensation circuit 4. The relay 11 corresponding to the track position to which the head moves or the selecting head is turned on and off. An externally mounted capacitor 10 to determine the time constant for setting the writing compensation quantity is selected in such a manner and the signal 6A to set the writing compensation quantity at which the time constant by the externally mounted capacitor 10 and an externally mounted resistor 9 is optimum for the track position to which the head moves or the selecting head is outputted to the writing compensation circuit 4. The fluctuation in the bit shift of the reading out signal for the track position to which the head moves or the selecting head is suppressed in this way.
Patent JP-S55132453-A (JP)
Title: Propulsive force exerting mechanism
Inventor: KOJIMA JIYUUJI
IPC: F16H7/08
Filed: 1979-03-31
Abstract: PURPOSE: To maintain characteristics close to those of a rigid body and secure propulsive force with respect to the opposite direction by providing a tortion spring and a clutch spring and energizing the clutch spring by the spring torque of the tortion spring.  
     CONSTITUTION: When set pin 17 is removed, the spring torque of tortion spring 13 operates on core metal 10 and energizes lever 11 and presses belt 3 at all times in one direction via shaft 6 and pressure plate 4. Consequently, belt 3 maintains a proper tension at all times and it is pulled around pulleys 1, 2. When reaction force is exerted on pressure plate 4 in the direction of arrow C, core metal 10 tends to turn in the direction of the reaction force via lever 11, but its turning is stopped by clutch spring 14. That is, this propulsive force exerting mechanism 7 have characteristics close to a rigid body with respect to the above-described reaction force. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H06253460-A (JP)
Title: Power supply apparatus for electronic equipment
Inventor: SAKAMOTO NORINOBU
IPC: H02J7/00
Filed: 1993-02-26
Abstract: PURPOSE:To enhance portability by removing heat radiating means when using an AC adopter in constant voltage mode. CONSTITUTION:Main body of an AC adopter 100 comprises a resin case 101 having a built-in electric circuit and a thermal radiation metal plate 102, and an opening 106 is made in the resin case 101 and a transfer switch 107 is provided inside. A projection 112 is provided on heat radiation means 110 at a position corresponding to the opening 106, and this projection 112 turns on the transfer switch 107 inside the opening 106. The AC adopter 100 transfers the mode depending on ON/OFF of the transfer switch 107.
Patent JP-S62195989-A (JP)
Title: Encoding and decoding device between frames
Inventor: MURAKAMI ATSUMICHI
IPC: H04N19/50
Filed: 1986-02-24
Abstract: PURPOSE:To suppress the decrease in the number of frames of a transmitted animation picture and to prevent the drop in following characteristic to the movement by inserting a difference amplitude suppression circuit into the pre-stage of an adder between the frames of an encoding part and a decoding part and controlling the suppression characteristic of the amplitude value of the difference decoding block data between the frames according to a movement detection threshold every block. CONSTITUTION:A transmission data buffer 8 converts movement information nu109 and block encoding data 116 into encoding data such as a variable length code, it is stored for a fixed time, and thereafter, transmitted to a transmission path at a constant speed, the quantity 111 of storing the data in the buffer is calculated and supplied to an encoding control circuit 9. In the encoding control circuit 9, while the increase and the decrease of the quantity 111 of storing the data are monitored, the movement detection threshold Ttheta108 is supplied to the difference suppression circuit 19. The movement information nu109 and the block encoding data are decoded in a block decoding circuit 18. The difference decoding block data 112 between the frames has the amplitude value suppressed according to the movement detection threshold Ttheta non-linearly every block in the difference amplitude suppression circuit 19.
Patent JP-H10242219-A (JP)
Title: Method of testing bumps
Inventor: ICHIHARA MASARU
IPC: H05K1/02
Filed: 1997-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a method of testing bumps which accurately judges the quality of the stud bumps, by surely detecting defects including the positional deviation of the bump bed and head of the bump, shape and size failure. SOLUTION: For an image of the outline of a stud bump at a test position, a measuring window 29 is set at a bump-forming position obtd. from bump- forming coordinates of bonding data. The image in this window 29 is converted into binary images, based on binary levels separately set for measuring a bump base 24 and a bump head 27. A max.-area cluster of equi-level picture dots in the binary image is extracted, and the position, shape and size of each of the bump base 24 and the head 27 are measured, on the basis of a filled up part and hole part of the extracted picture dots, and the measured values are compared with set values to judge if the stud bump is acceptable.
Patent JP-H08211021-A (JP)
Title: Bacterial cell amount measuring device
Inventor: WAKAMATSU HIDEKI
IPC: G01R27/26
Filed: 1995-02-03
Abstract: PURPOSE: To accurately measure the bacterial cell density (dielectric constant) of a suspension over the total process of fermentation by attaching a means removing the measuring error caused by bonded and deposited yeast fungi to a probe. CONSTITUTION: Mechanical vibration is applied to an electromagnetic induction type probe 3 by a vibrator 6 to remove yeast fungi deposited on the probe 3. The vibrator 6 is provided with a motor 8, a crank 9, a bearing 10 and a bushing 11 in a housing 7. The rotary shaft of the motor 8 is fixed with one end of the crank 9 and the other end of the crank 9 is loosely inserted in the bearing 10 and the bearing 10 is fixed with the probe 3 in the vicinity of the cable connection end of the handle part thereof. The cable connection end of the probe 3 is subjected to circular motion by the rotation of the motor 8. Therefore, the probe 3 is subjected to vibration of circular motion centering around the bushing 11 to remove deposited bacterial cells.
Patent JP-S56136021-A (JP)
Title: Oscillating circuit
Inventor: TOKUGE AKIO
IPC: H03K3/282
Filed: 1980-03-28
Abstract: PURPOSE:To prevent the time of carrier storage from causing a problem and to obtain a high frequency oscillation signal, by using a transistor of circuit constitution which is not provided with positive feedback. CONSTITUTION:The differential amplifying circuit consisting of transistors Q10 and Q11 is provided with the 1st current Miller circuit consisting of Q12 and diode D3, and 2nd-5th current Miller circuits consisting of Q13 and D3, Q14 and D4,D5 and Q15, and D5 and Q16 respectively. Then resistance R1 and capacitor C1 are connected together. In this constitution, triangular wave output VA having peak value ¦i1XR1¦ centering on the zero voltage point in both the positive and negative directions appear at one terminal of capacitor C1, and rectangular wave output VB having peak value ¦i1XR1¦ centering on the zero voltage point in the positive and negative directions also appear at one terminal of resistance R1.
Patent JP-H05232283-A (JP)
Title: Measuring equipment of radioactive substance released on accident of nuclear power plant
Inventor: YUKINORI SHIGERU
IPC: G21C17/00
Filed: 1992-02-26
Abstract: PURPOSE:To obtain measuring equipment of a radioactive substance released at an accident of a nuclear power plant which measures and displays automatically the released amount of the radioactive substance, by disposing a flow rate measuring device and a radioactive substance concentration measuring device in the vicinity of a blowout panel provided in the outer wall of a building and also by making them operate on the basis of an opening signal of the blowout panel. CONSTITUTION:Radioactive substance released amount measuring equipment 16 comprises vapor-air flow rate measuring devices 12 and 13 and radioactive substance concentration measuring devices 14 and 15 provided in the vicinity of blowout panels 10 and 11 provided in a reactor building 1 provided with a reactor, a turbine building 2 and the like in a nuclear power plant, and it receives, as inputs, opening signals of the blowout panels 10 and 11, flow rate signals from the vapor-air flow rate measuring devices 12 and 13 and concentration signals from the radioactive substance concentration measuring devices 14 and 15 and measures and displays the amount of a radioactive substance contained in vapor and air released from the building or the like through blowout panels 10 and 11 when the blowout panels 10 and 11 are opened, and others.
Patent JP-H11236762-A (JP)
Title: Scaffolding board for construction
Inventor: KAMIKAWA YOSHIYUKI
IPC: E04G5/08
Filed: 1998-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a scaffolding board being simply removed even by one-man works and capable of improving the efficiency of disassembling works. SOLUTION: The lower opening of the recessed section 3 of a clamp metal fitting 2 on at least one side of a scaffolding board body is formed in an extractable extent from a building-frame horizontal member P under the state, in which the scaffolding board body is inclined. Support pins 9, 11 and guide holes 7, 8 are arranged and formed so that a locking metal fitting 4 is retreated from and immersed into the recessed section 3 of the clamping metal fitting 3 while being guided by the guide holes 7, 8 when the locking metal fitting 4 projected into the recessed section 3 of the clamping metal fitting 2 is pushed against the building-frame horizontal member P under the state, in which the scaffolding board body is tilted. Accordingly, when the pinching of the clamping metal fitting 2 at one end of the scaffolding board is released and lifted and pushed down in the oblique downward direction along the direction of the inclination of the scaffolding board under the state, the pinching of the locking metal fitting 4 of the clamping metal fitting 2 on the other end side can be released without the touching of a hand and the scaffolding board is removed simply even by one person.
Patent JP-H08213070-A (JP)
Title: Solder run-up preventive structue of electronic part terminal
Inventor: KATO SUEO
IPC: H05K3/34
Filed: 1995-02-03
Abstract: PURPOSE: To simply and reliably prevent solder run-up when fixing components on a circuit board or the like, and prevent the deterioration of a function and performance by arranging oxide films on local surface parts of terminal parts of plural electronic part terminals fixed to an insulator CONSTITUTION: In an insulator 1 composed of plastic or the like, connectors 2 are installed in a fixing part 22, and contact parts 21 with the other connectors and terminal parts 23 are formed. Next, these terminal parts 23 are inserted into through holes of a circuit boards 3 for connection, and positioned through a stand 4. Next, the terminal parts 23 are fixed on a circuit of the circuit board 3 by solder 5. In that case, oxide films 231 are arrange on local surface parts of the terminal parts 23. These oxide films 231 are preferably arranged over the whole circumference of the terminal parts in a part on the terminal part side reaching an insulator push-in part from a board inserting part, and can be locally formed by heating by irradiation of a laser beam or the like in an oxidizing ambience such as in the atmosphere.