baber/WOPTO huggingface dataset:
Patent JP-H06288041-A (JP)
Title: Screw joint of steel bar
Inventor: KITAHAMA MASASHI
IPC: F16B7/18
Filed: 1993-04-06
Abstract: PURPOSE:To obtain firm joint construction even in a screw joint which has an enlarge gap in order to absorb phase difference by contriving the constitution of grout. CONSTITUTION:A screw joint is so formed that a pair of steel bars 1 and 1a and a coupler 4 are screwed to each other, and a gap (g) between the coupler 4 and steel bars 1 and 1a is enlarged in comparison with the conventional one so that phase difference can be absorbed. After the coupler 4 and steel bars 1 and 1a are screwed to each other, a gap between the coupler 4 and steel bars 1 and 1a is filled with grout 6 containing aggregate 5 having large-sized particle. The aggregate 5 having, for example, high elastic modulus and compressive strength such as iron grains, etc., is used. Grain size of the aggregate 5 is arranged within range of 0.2-2.0mum. With the increase of rate of grain size, rate of filling is promoted, gaps among the aggregate 5 are reduced, and compressive strength of the grout 6 is increased.
Patent JP-S59224833-A (JP)
Title: Reducing and enlarging device for optical image
Inventor: FUJITSUKA KAORU
IPC: G03G15/041
Filed: 1983-05-07
Abstract: PURPOSE:To simplify a control mechanism for the reduction and enlargement of an optical image and reduce the cost by enlarging or reducing the optical image according to the ratio of the sectional area of one end to that of the other end of an optical fiber which transmits the optical image. CONSTITUTION:The optical fiber 15 has the input terminal where original scanning light is inputted through a mirror 14 and the output terminal where the light is outputted to a photosensitive drum 8, and also has four reduction fiber layers 24-27 (of e.g. 62, 70, 86 and 95%) for reducing and transmitting the optical image, two enlargement fiber layers 28 and 29 (of 122 and 141%) for enlarging and transmitting the optical image, and a life-size fiber layer 30 for transmitting the optical fiber of life size. The layers 24-30 are constituted by arraying plural fiber element wires each constituting of a core 31 and a clad 32 in a tape shape. Each fiber element wire 33 reduces or enlarges the original scanning light to be transmitted on the basis of the sectional areas S1 and S2 of both ends 33a and 33b.
Patent JP-H08284997-A (JP)
Title: Bellows type fluid spring,bellows type air spring and manufacture of bellows type fluid spring
Inventor: TOOMASU EDOWAADO BAAKURII
IPC: F16F9/05
Filed: 1996-04-02
Abstract: PROBLEM TO BE SOLVED: To prolong repetition life of a bellows type air spring, by constituting such that an inner ply turn-up portion is overlapped with and bonded to a part of a radial direction outer surface of an outer ply turn-up portion and a part of a radial direction outer surface of the outer ply, and extends beyond an end of the outer ply. SOLUTION: A turn-up portion of each of ends of fabric ply is wrapped around a bead ring. A turn-up portion of an inner ply 14 extends axially inwardly from the bead ring a substantial distance beyond an end of a turn-up portion of an outer ply 16 on both ends of a spring to provide longer repetition life, thereby preventing premature cracking of a body member 12 in areas of end bead rings 22. The manufacturing method involves the use of an inner fabric ply that is substantially longer in the axial direction than the outer ply 16 instead of using the inner ply 14 having the same axial length as the outer ply 16.
Patent JP-S563689-A (JP)
Title: Electrolytic apparatus for electrolysis of aqueous solution
Inventor: ICHIZAKA TERUO
IPC: C25B9/17
Filed: 1979-06-26
Abstract: PURPOSE:To obtain all sorts of products, such as salt of hypohalogenic acid and halogenic acid, perhalogenic acid, etc., by changing the electrolyte and condition of electrolysis in the electrolytic apparatus equipped plural electrolytic baths provided with the anode and cathode vertically in multistage type through the partition boards. CONSTITUTION:The electrolytic baths 1a, 1b, 1c, 1d, 1e, are equipped vertically in multistage type through the partition boards 2a, 2b, 2c, 2d, 2e, 2f, 2g and the cooling apparatus 3 is placed between the baths 1e, 1d for preventing the formation of chlorate, on the occasion of manufacturing NaClO by electrolyzing NaCl. Electrolyte is flowed in the lower part of the unit bath 7a of the bath 1a from the inlet 4 and is flowed in the unit bath 7b flowing out from the upper part of the bath 7a. In the same way, the electrolyte is flowed through the unit bath 7c, 7d, 7e, 7f and is reached the bath 1d. Meanwhile, the above electrolyte is cooled by the cooling tube 9 of the apparatus 3. Moreover, the electrolyte is flowed in the bath 1e and electrolysis is finished and then, is taken out from the outlet 5. Cooling is not carried out at the time of manufacturing NaClO3 by electrolyzing NaCl.
Patent JP-S60224036-A (JP)
Title: Method of detectng knocking of internal-combustion engine
Inventor: ANZAI KATSUSHI
IPC: F02P5/153
Filed: 1984-04-20
Abstract: PURPOSE:To prevent erroneous detection by changing to raise the level of judgment basing on background level of engine vibration when a sub-intake passage that communicates in high rotation rang of the engine is in the state of communication or to lower peak value of engine vibration. CONSTITUTION:When the number of rotation of the engine is above specified value, and opening of a throttle valve is more than specified opening, an electronic controlling circuit 34 opens a sub-valve 11 to communicate a sub-intake passage of an intake manifold 10, and at the same time, enlarges a constant Ki of a cylinder presently ingnited determined by interpolation by specified amount (for instant, 1.1 times). Further, the peak value a and background level (b) are read out from a RAM, and finds judged level Kib, level (b) multiplied by a constant Ki, and at the same time, it is compared with the peak value (a), and when the peak value (a) is large, judged as knocking. Further, an actual ignition advance angle is determined by adding a specified value to corrected lag angle of i-th cylinder, and an ignitor 28 is controlled.
Patent JP-H04314034-A (JP)
Title: Waveguide type wavelength conversion element and production thereof
Inventor: NONAKA TAKESHI
IPC: G02B6/13
Filed: 1991-04-12
Abstract: PURPOSE:To obtain the waveguide type wavelength conversion element formed by using a nonlinear org. material as a photoelectron material and the process for producing this element. CONSTITUTION:This process for producing the waveguide type wavelength conversion element consists in orienting the nonlinear material 4 added into an org. high-polymer compd. while heating the material, thereby incorporating the nonlinear material 4 into the org. high-polymer compd. and obtaining a core material. This waveguide type wavelength conversion has the core consisting of the material produced by the above-mentioned method and the clad consisting of the photosetting type org. high-polymer compds. 21 to 23. The wavelength conversion element having a high nonlinear effect and has the SHG intensity stable with lapse of time is produced by the simple process.
Patent JP-S58197199-A (JP)
Inventor: NISHINO SHIGERU
IPC: B66D1/40
Filed: 1982-05-14
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-S58197822-A (JP)
Title: Forming method for insulating thin-film
Inventor: HIRAIWA ATSUSHI
IPC: H01L21/31
Filed: 1982-05-14
Abstract: PURPOSE:To reduce the generation rate of defectives of metallic wiring formed on the insulating thin-film, and to improve reliability by making gentle an inclination of the surface of the film in the vicinity of stepped difference on a solid substrate. CONSTITUTION:A second layer Al thin-film 4 deposited on a silicon nitride thin-film 3 deposited on the semiconductor substrate 1, on which first layer Al wiring 2 is formed through a reactive sputtering etching method, by using a mixed gas consisting of monosilane, nitrogen, ammonia and carbon tetrafluoride having a property etching depositing silicon nitride in discharge coats excellently stepped difference on the solid substrate. Film thickness in the vicinity of the stepped difference is made thicker than that through a conventional method. Excessive etching in the vicinity of stepped difference on the solid substrate in case of the formation of second layer Al wiring 5 is also reduced. Accordingly, the increase of the wiring resistance of the second layer Al wiring 5 and the generation of disconnection are prevented.
Patent JP-H02257985-A (JP)
Title: Blade body of scissors
Inventor: ADACHI SHIGEYOSHI
IPC: B23P15/40
Filed: 1989-03-30
Abstract: PURPOSE:To manufacture a simple and accurate blade body having excellent strength and high grade feeling by a method wherein the visible outline in the direction of width of an outer side is formed in an arcuate shape, and the outer side is ground in a spiral shape twisted in the direction of length. CONSTITUTION:A grinding stone 20 the inner peripheral surface of which is formed in an annular shape is laminated to the inner peripheral surface of the opening of a cylindrical support member 30, and the grinding stone 20 is rotationally driven in the direction of the axis thereof. Meanwhile, a blade body material 12 is secured to a machining rest 40, and an outer side F of the blade body material 12 is brought into the inner periphery of the grinding stone 20 as the grinding stone is driven by effecting control so that the blade material 12 is relatively moved in the direction of length in a state to be inclined in the direction of width. A blade body 11 ground in a spiral shape, in which an outer side F is twisted in the direction of length, can be simply formed so that the visible outline in the direction of width of the outer side F is formed in an arcuate shape and thickness is decreased toward a tapered off tip part as the cross section of, for example, base end part of the blade body 11 is shown by a shape formed with points (a), (b), and (c).
Patent JP-S63244860-A (JP)
Title: Extra-high speed semiconductor device
Inventor: ONO KOZO
IPC: H01L21/3205
Filed: 1987-03-31
Abstract: PURPOSE:To improve an S/N ratio by a method wherein electrodes and wirings which are made of oxide superconductor are formed on a semiconductor substrate and sensors, active elements and passive elements are electrically connected to each other with the electrodes and wirings. CONSTITUTION:Active element parts 2, passive element parts 3 and sensor parts 4 are formed on a semiconductor substrate 1 and those parts are electrically connected to each other with electrodes and wirings 5. Those electrodes and wirings 5 are composed of thin films of oxide superconductor of, for instance, an La-Sr-Cu-O system. A pre-amplifier is composed of the active element parts 2. With this constitution, a high critical temperature can be obtained and an extra-high speed and extra-high sensitivity semiconductor device can be formed with little cooling or without cooling. Moreover, by composing the pre-amplifier of the active elements, an S/N ratio can be improved.
Patent JP-S6221622-A (JP)
Inventor: RUCHIAANO SANTANDOREA
IPC: B23P19/00
Filed: 1986-04-09
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-S567864-A (JP)
Title: Paper feeder
Inventor: FUJIMOTO SAKAE
IPC: H04N1/00
Filed: 1979-06-26
Abstract: PURPOSE: To obtain a paper feeder which is free of mis-separation of sheets and capable of securely feeding one sheet at a time by a method wheein the fed copies are precedingly inserted one sheet after another into sheet holding pawls having a specified pitch, in a paper feeder suitable for use in facsimile devices or the like.  
     CONSTITUTION: The final sheet is inserted into holding pawls 11 directly below a paper feeding roller 12 which are open. Next, with an operating lever 17 oscillated clockwise, a feed pawl element 20 rotates clockwise to rotate a ratchet wheel 16 by one pitch. Then the followig sheets are sequentially inserted into the holding pawls 11. With the setting of the sheet to be transmitted finished, a change-over member 25 is moved upward against the elastic force of a spring 29, a projection 27a of a piece 27 is engaged with a stopping portion 25a, and the lever 17 is oscillated  clockwise about a shaft 14 as a center. By the rotation of a shaft 32, the lever 17 is oscillated through a cam 33 and the ratchet wheel 16 is subjected to pitch rotation, whereby the sheets are delivered at the peripheral surface of the roller 12. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H03284115-A (JP)
Title: Semi-stop part of joint box for of cable
Inventor: HIROSE MASAYUKI
IPC: H02G15/24
Filed: 1990-03-27
Abstract: PURPOSE:To improve the reliability of a cable joint box by a method wherein a balloon unit which is provided at the end part of an aluminum sheath and can expand contract and a fluid supply tube which supplies fluid to the balloon unit are provided and, after the assembly of the joint box is finished, a sealing structure is released and a cable insulation is relieved from any restraint. CONSTITUTION:After the assembly of a cable joint is finished, a valve 14 is connected to a valve 21 with a linkage tube 22 to link the inside of a balloon unit 11 with the inside of the joint box. A compression force applied to an insulator 2 is released and the insulator 2 is relieved from any restraint during the operation of the cable. When the joint box is dismantled, a pressure is applied to the balloon unit 11 again for sealing. The fluid supplied to the balloon unit 11 may be gas or liquid.
Patent JP-S60236092-A (JP)
Inventor: HANSU FUSHIYUKA
IPC: G21C3/62
Filed: 1985-04-17
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-S575459-A (JP)
Title: Communication system for test device control information
Inventor: NARA TAKASHI
IPC: H04M3/26
Filed: 1980-06-14
Abstract: PURPOSE:To simplify the circuit constitution, by using the bit of the least significant digit among 8-bit of audio data for the communication of control information between a test device and an operating device. CONSTITUTION:An audio communication signal S1 from an operating device to a transmission reception section TDD-S is coded at a coding and decoding device CODEC1 to be a PCM code in 8-bit constitution and applied to one input terminal of an AND gate AGI1. Further, to another input terminal of the AND gate AGI1, the signal ''0'' is applied to the bit location of the least significant digit of the said 8-bit and it is transmitted on a control information communicating line L via and OR gate OG1 as a 7-bit PCM signal. On the other hand, a control information signal D1 is inserted to the bit location of the said least significant digit and similarly transmitted on a control information communicating line L. Further, these signals are separately used at a transmission and reception section TD-S of a test device.
Patent JP-H05288435-A (JP)
Title: Ejector type exhaust device
Inventor: IMURA KOJI
IPC: F25B43/04
Filed: 1992-04-02
Abstract: PURPOSE:To surely prevent back-flow of liquid when exhaust operation is stopped and control the growth of rust and corrosion by a method wherein the discharge port of an ejector is shortened in length to reduce the residual amount of liquid, a receiving tray is furnished just downstream of the discharge port and a liquid trap is provided midway along an exhaust pipe. CONSTITUTION:An ejector 2 is connected to an exhaust pipe 3 which communicates with a low-pressure vessel 1 via a closing valve 4 and a liquid trap 5. A branch pipe 7 branches off from a main pipe 6 to supply the driving liquid for the ejector 2, and connected to the ejector 2 via closing valve 8. A receiving tray 9 is furnished just downstream of the discharge port of the ejector 2. During exhaust operation, liquid is supplied from the main pipe 6 to the ejector 2 and gas is discharged from the ejector 2. After that, the gas in a low-pressure vessel 1 is led to the ejector 2 and discharged from the discharge port together with liquid. On the other hand, when exhaust operation is stopped, the closing valves 4 and 8 are closed in turn and the residual liquid which flows back from the exhaust port is caught by a liquid trap 5. Thereby, the back-flow of liquid is surely prevented.
Patent JP-S60223551-A (JP)
Inventor: ISHIKAWA TAKASHI
IPC: E04F13/12
Filed: 1984-04-21
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-S62238245-A (JP)
Title: Phenanthrenecarboxylic acid ester compound
Inventor: OBA KAZUMASA
IPC: C07B31/00
Filed: 1986-04-08
Abstract: NEW MATERIAL:A compound of formula (R is straight-chain alkyl; R* is optically active alkyl containing asymmetric C in molecular chain). EXAMPLE:(S)-2-methylbutyl 9,10-dihydro-7-octyloxyphenanthrene-2-carboxylate. USE:A liquid crystal compound or a component of a liquid crystal composition. The compound exhibits an intermediate phase (supposed as SA phase) down to a temperature considerably lower than room temperature or has an effect to expand the transition temperature range of other liquid crystal toward low- temperature side and is used as a component of a liquid crystal display element. PREPARATION:The compound of formula can be produced by reacting 7- hydroxy-2-carboxy-9,10-dihydrophenanthrene with an alkyl halide in a solvent in the presence of a base to convert 7-OH to alkoxy and reacting the product with an optical active alcohol of formula R*OH containing asymmetric C atom in the molecular chain in a solvent in the presence of a condensation agent under heating.
Patent JP-S5415671-A (JP)
Title: Manufacture of semiconductor device
Inventor: ITOU TAKASHI
IPC: H01L21/3065
Filed: 1977-07-06
Abstract: PURPOSE: To facilitate an easy process control by forming a shallow Al introduction layer through the recoil injection and stopping assuredly the plasma dry etching at the fixed depth. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S58199678-A (JP)
Title: Electron beam welding machine
Inventor: NAKAMURA TSUYOSHI
IPC: B23K15/00
Filed: 1982-05-14
Abstract: PURPOSE:To provide an electron beam welding machine which prevents the suction of vapor and spatters into a vacuum pump and prevents leakage of X-rays, by mounting two sheets of metallic plates of approximately a semicircular shape lined with lead in the evacuation pipe of an electron beam welding machine at the regulated distance from a welding chamber and distance between each plate. CONSTITUTION:Metallic plates 8, 10 of approximately a semicircular shape lined respectively with lead 9 is mounted in the above-described evacuation pipe 6. The distance l1 between an electron beam welding chamber 2 and the plate 8 and the distance l2 between the plate 8 and the plate 9 are regulated respectively at 100-130mm.. The height l3 of the plates 8, 10 is set at l3=0.6D which is about half the outside diameter of the pipe 6, that is, at about the height at which the plates 8 and 10 overlap on each other when viewed from the section. The suction of vapor and spatters into the suction pump is prevented by such constitution and further the leakage of X-rays is prevented, whereby the cleaning of the spatters in the stage of maintenance is made easy. In the figure, 1 denotes a source for generating an electron beam, 3 an object to be welded, 4 a table, 5 a mesh, 7 a valve, respectively.
Patent JP-S61238898-A (JP)
Inventor: MUKOYAMA KOJI
IPC: C11D3/37
Filed: 1985-04-16
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-S577770-A (JP)
Title: Truck structure for construction vehicle
Inventor: FURUICHI TAKESHI
IPC: B62D55/084
Filed: 1980-06-18
Abstract: PURPOSE: To facilitate expansion and contraction of wheel track and reinforce fastening portions by providing a wedgelike block and taper on an end of a beam and a side frame respectively.  
     CONSTITUTION: When a direction change-over valve 23 is in position B, pressurized oil in a source 22 of oil pressure is supplied to the rod side of a hydraulic cylinder 11 so that the hydraulic cylinder 11 is contracted to move a side frame 2 inward and reduce wheel track. When a pin 25 is inserted into bracket holes 20, 21 under such condition, a truck frame 1 can be coupled with the side frame 2. Further, to expand the wheel track, the direction change-over valve 23 needs merely to be placed in position A to extend the hydraulic cylinder 11 after removing the pin 25. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S59207747-A (JP)
Title: Light source lamp driver for atomic oscillator
Inventor: CHIBA KAZUHARU
IPC: H03L7/26
Filed: 1983-05-10
Abstract: PURPOSE:To sharply improve the frequency stability of an atomic oscillator, by comparing an output obtained when detecting the quentity of light of a lamp with a reference voltage and controlling the feedback so as to change a driving power to the lamp in accordance with the differential voltage. CONSTITUTION:The lamp 12 of an atomic resonator 15 receives its driving power from a voltage controlling lamp driver 11 and emits light. A resonance cell 14 contained in a cavity resonator 13 is driven by an external microwave. The light generated by the lamp 12 is detected by a photodetector 16 after passing through the cell 14 and generates an electric signal of a DC voltage in accordance with the detected intensity. The electric signal is amplified 17 and used for controlling the frequency of the driving microwave. Moreover, the voltage of the detector 16 is compared with a reference voltage by a comparator 18 and the differential voltage is outputted from the comparator 18. A control voltage generator 19 generates a control voltage corresponding to the differential voltage and feeds back the control voltage to the driver 11 to control the varactor diode of an oscillator. Therefore, the lamp is automatically controlled so that its quantity of light is always fixed at a constant value.
Patent JP-S525180-A (JP)
Title: Oil recovery ship
Inventor: SHIYUDOU YASUNOBU
IPC: E02B15/04
Filed: 1975-06-30
Abstract: PURPOSE: Crude oil,especially bloK LIKE OIL ON THE SEA IS EFFICIENTLY RECOVERED WHILE MOVING FORWARD AT VERY LOW SPEED. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H10274080-A (JP)
Title: Fuel injection control device for internal combustion engine
Inventor: YAMASHITA YOSHIYUKI
IPC: F02D41/02
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To travel a vehicle stably by carrying out control so as to stop and restart fuel injection in each bank with a same timing, in a V-type engine provided with an intake system which is independently per bank. SOLUTION: In the case where a fuel injection valve 18a is controlled by an ECU 11a during operating of an engine 10, when engine speed is higher than a prescribed rotating speed and when a fuel injection rate becomes a first setting value and less on the basis of an output of an air flow meter 16a, the fuel injection valve 18a is closed, fuel injection to a left bank 13a is stopped. When a fuel injection rate exceeds a second setting value or more which is larger than the first setting value, the fuel injection valve 18a is opened. In the case where fuel injection is stopped or restarted in either one side of first and second cylinder groups, control is carried out so as to simultaneously stop or restart injection of fuel in the other side, and thereby, stable traveling for a vehicle is secured.