baber/WOPTO huggingface dataset:
Patent JP-H08242463-A (JP)
Title: Projector
Inventor: MURAI YUKIO
IPC: H04N9/31
Filed: 1995-03-06
Abstract: PURPOSE: To improve the cooling efficiency of a cooling liquid heated by a fluorescent screen glass of a cathode ray tube and to increase considerably a current and a voltage applied to the cathode ray tube. CONSTITUTION: The projector 1 in which an image on a cathode ray tube 2 is optically magnified and projected on a screen is provided with a cooling tank 8 in contact with the surface of the cathode ray tube 2 and a cooling liquid 11 is filled in the tank 8. Since a circulation mechanism 5 through which the cooling liquid 11 is circulated is connected to the cooling tank 8, the cooling liquid 11 is always circulated and cooled by the circulation mechanism 5.
Patent JP-2000243585-A (JP)
Title: Discharge lamp lighting device
Inventor: KIDO SHOJIRO
IPC: H05B41/24
Filed: 1999-02-23
Abstract: PROBLEM TO BE SOLVED: To enhance lighting holding, make a device small, and reduce the cost in the device for lighting a discharge lamp with a DC power source which may cause temporary voltage drop. SOLUTION: The lighting device is constituted with a DC booster 1 for a DC power source E; an inverter 2 for converting DC voltage into AC voltage; and a starter circuit part 3 of a discharge lamp 4, and has a low voltage detecting part 5 for detecting the drop of power source voltage VIN to a specified value or lower; a latch circuit FF which stores a low voltage detecting signal by inverting timing of the output voltage of the inverter 2; a lighting judging part 7 for judging a lighting state of the discharge lamp 4; and a turn- off detecting part 8 for outputting a turn-off detecting signal showing a transfer of the discharge lamp from a lighting state to a turn-off state by the output of the lighting judging part 7, and when the output of the latch circuit FF and the turn-off signal of the detecting part 8 are simultaneously detected, the discharge lamp 4 is re-started.
Patent JP-S51120426-A (JP)
Title: Slip-off proofing of joint pipes
Inventor: UEDA HIROYOSHI
IPC: F16L21/08
Filed: 1975-04-14
Abstract: PURPOSE: A joint construction whereby drawing-out forces can be utilized to increase the holding strength of the joint pipes. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S61204076-A (JP)
Inventor: SHIBUYA IKUO
IPC: B08B5/04
Filed: 1985-03-07
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-S53131861-A (JP)
Title: Position detector for inspecting apparatus
Inventor: OOTOMO YASUMASA
IPC: G01N27/00
Filed: 1977-04-22
Abstract: PURPOSE: To smoothly detect the deviation of the axial centers of tubular body and inspecting apparatus in narrow space by providing a detecting lever being tilted to the tubular body by way of a turnable joint provided to the end of a crank arm and causing the motion of the detecting lever in a perpendicular direction. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S51121127-A (JP)
Title: Flyback transformer
Inventor: KASHIWAGI SHIGERU
IPC: H01F19/00
Filed: 1975-04-17
Abstract: PURPOSE: To eliminate irregularity of characteristics and vibrating noise with such an arrangement that the necessity of arranging two cores in contact with each other as in the prior art is eliminated without the cores themselves forming a closed magnetic path. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H10248183-A (JP)
Title: Non-contact power feeding apparatus
Inventor: OKUNO ATSUSHI
IPC: H02M3/155
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To keep constant a voltage for a load without increasing a voltage across a resonance capacitor, by detecting a voltage across an output capacitor and controlling ON-OFF conditions of a switching circuit, based on the detected voltage and the predetermined instruction voltage. SOLUTION: A first voltage detecting means 7 detects a voltage across an output capacitor 6. A switching circuit 8 is connected in parallel to a resonance capacitor 4 and also turns on and off to make and break both terminals of the resonance capacitor 4. A control means 9 controls on/off conditions of the switching circuit 8, based on the voltage across the output capacitor 6 detected by the first voltage detecting means 7 and predetermined instruction voltage. The on/off conditions of the switching circuit 8 by the control means 9 may also be done by the PWM control. Therefore, even when a load is light, a constant voltage can be supplied to the load without rise of the voltage across the resonance capacitor 4.
Patent JP-H01222133-A (JP)
Title: Cleaning work stand
Inventor: ICHIKI SHINGO
IPC: F24F7/06
Filed: 1988-03-01
Abstract: PURPOSE:To obtain a highly reliable cleaning work stand without leakage of hazardous substances, preventing air in a working space from leaking, by providing a back flow preventing device at the lower portion of a body, which is capable of leading air currents that flow from a working space to an opening being back corrected towards the working space. CONSTITUTION:When a cleaning work stand is operated with the start of a blower 4, the blower 4 induces air (a) in a working space 2 through an exhaust port 3 and simultaneously outdoor air (b) into the working space 2 through an opening 8, and finally air is exhausted from an external exhaust hole 9 through an air filter 5, resulting in generating a required air current. On the other hand, a part of air tends to flow back towards the opening 8 due to turbulences that occur in the lower portion of the working space 2. However, a baffle plate 10 installed below the opening 8 leads air currents d' that tend to flow to the opening 8, back towards the working space 2, preventing air in the working space from leaking out.
Patent JP-S51120855-A (JP)
Title: Hair treating device
Inventor: FUKUI EISAKU
IPC: B26B19/06
Filed: 1975-04-16
Abstract: PURPOSE: To provide a hair treating device adaptable to any portion of the hair. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S61206238-A (JP)
Title: Automatic semiconductor wafer prober
Inventor: HIRAI YUKIHIRO
IPC: H01L21/66
Filed: 1985-03-08
Abstract: PURPOSE:To contrive to automize the setting of the probe pressure using an automatic semiconductor wafer prober in a simple constitution by a method wherein switching means are provided between a prober and a tester, a chuck top, which is formed of a conductive metal fixes through suction a semiconductor wafer to be measured is set up, voltage is fed to the chuck top and the existence and non-existence of current to run through the chuck top is detected by a current detecting circuit. CONSTITUTION:The other end of each probe of a probe board DC is connected to a tester TST through the wiring of the printed substrate and a wiring L. A chuck top CT and the probes are selectively connected to the tester TST or the next current detecting circuit by switches SW1 and SW2 and the current detecting circuit detects electrically the contact of the chuck top CT and the tips of the probes. Voltage V is fed to the chuck top CT through the contact point (b) of the switch SW2 and the earth potential of the current detecting circuit is fed to the probes through the contact point (b) of the switch SW1 and a resistor R. According to the existence and the non-existence of the contact of the chuck top CT and the tips of the probes, high-level voltage like the voltage V or low-level voltage like the earth potential of the detecting circuit is obtained in the resistor R and these voltages are discriminated by a voltage comparison circuit VC.
Patent JP-S57162959-A (JP)
Title: Self-excitation asynchronous generator
Inventor: MABUCHI YOICHI
IPC: H02K17/42
Filed: 1981-03-31
Abstract: PURPOSE:To shorten a rated voltage establishing time of a generator by shortening the laminated size of a stator laminated core. CONSTITUTION:The laminated size L2 of a rotor laminated core is formed less than 93% of the laminated size L1 of a stator laminated core, or the electromagnetic iron plate of a rotor laminated core 2 is formed of an electromagnetic iron plate having larger remaining magnetism than the electromagnetic iron plate of the stator laminated core 1. Thus, the magnetic flux density of the core is increased, thereby increasing the initial value of the exciting current as a generator at the rotating speed lower than the rated rotating speed, resulting in the reduction of the rated voltage establishing time of a generator.
Patent JP-H08223888-A (JP)
Title: Rotor for motor
Inventor: KOBAYASHI KENJI
IPC: H02K13/04
Filed: 1995-02-10
Abstract: PURPOSE: To provide a rotor of a motor in which a varistor is so mounted simply as not to be affected by the influence of heat in the mounted state. CONSTITUTION: The rotor of a motor comprises a release preventing piece 22 for preventing a varistor 40 from being released in contact with at least the part of the one ring surface 44 of the varistor 40, and a push piece 32 for pushing the varistor 40 from the other ring surface 46 toward the piece 22, wherein the varistor 40 is sandwiched between the piece 22 and the piece 32, which is formed integrally with a commutator segment 30, and the varistor 40 makes an electrical continuity with the segment 30.
Patent JP-S62206096-A (JP)
Inventor: WATANABE TAKETOSHI
IPC: D21F1/00
Filed: 1986-03-05
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-H06253624-A (JP)
Title: Seedling planter
Inventor: ISHIDA ISAO
IPC: A01C11/02
Filed: 1993-03-08
Abstract: PURPOSE:To improve the maintainability and inspectability of a ridge clutch by enabling the easy disassembling and assembling thereof. CONSTITUTION:A seedling carrier 5 is installed on a gear box 4 and three planting cases (10a), (10b) and (10b) arranged in the transverse direction are extended from a gear box 4 to the rear of the seedling carrier 5. Plural seedling planting rods 6, 6... for receiving power in the gear box 4, turning and taking out the seedlings on the seedling carrier 5 are installed in the respective planting cases (10a), (10b) and (10b) and ridge clutches 16, 16 and 30 for stopping the turning of the planting rods 6, 6... are provided in the front of the planting cases (10b) and (10b) on both sides and the rear of the intermediate planting case (10a).
Patent JP-H11232208-A (JP)
Title: Connection device for external connection equipment
Inventor: JINNAI MINORU
IPC: G06F13/14
Filed: 1998-02-13
Abstract: PROBLEM TO BE SOLVED: To eliminate the need for a back panel and the execution of setting operation in a normal state of a connection device for an external connection equipment and to execute normal operation even when an external equipment to be connected on the way of connection is omitted in the subject connection device. SOLUTION: Connection device for connecting plural external connection equipment 2, 5, 8 are respectively provided with common connection lines for shifting the input and output terminals of selection signals for the equipment 2, 5, 8 and shift changing means 3, 6, 9 for changing the shifted states of the input and output terminals and constituted so as to change the selection of the equipment 2, 5, 8. Each external connection equipment device is connected between a controller such as a numerical controller and a target to be controlled and a selection signal is sent from the controller to the controlled target through the device.  The inverted connection device is provided in each external connection equipment device, and even when the connection state of the external connection equipment device is changed, the external connection equipment can receive a prescribed selection signal without generating an error by changing a shift state by the shift changing means of the connection device.
Patent JP-S51121478-A (JP)
Title: Apparatus for contacting a liquid with a gas
Inventor: ATSUKAWA MASUMI
IPC: B01D3/16
Filed: 1975-04-18
Abstract: PURPOSE: To provide a gas-liquid contact apparatus, wherein a frusto-conical hollow rotor is disposed, whereby a large amount of gas is passed through the liquid in the form of small gas bubbles, so that the gas is effectively contacted with the liquid. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-2000238082-A (JP)
Title: Manufacture of constituting component of mold for injection molding
Inventor: ASANO RYOJI
IPC: B29C33/38
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To dispense with a secondary machining for cutting a recess and to reduce a waste of a mold material and to manufacture in a short time by machining a material of a constituting component by using a wire electric discharging machine when manufacturing the component having an oblique surface. SOLUTION: A material of a constituting component is machined by a wire electric discharging machine. Then, the material is cut in a scroll sawing type along an oblique surface 21 of the component. The material is cut along thick lines A, B, ad two movable molds 2 are manufactured from one material block 1. Here, the molds 2 each has the surface 21. Only a Z-shape portion 3 between the molds 2 becomes an unnecessary portion not used, and set so that a distance L2 between the surfaces 21 becomes minimum. Thus, even on the surface 21 provided with the recess can be manufactured without necessity of a secondary machining, waste of the material is reduced, and it can be manufactured in a short time.
Patent JP-H03252349-A (JP)
Title: Production of superconductive oxide paste and oxide superconductor
Inventor: NAGAYA SHIGEO
IPC: C01G3/00
Filed: 1990-02-27
Abstract: PURPOSE:To obtain the subject paste capable of the subject superconductor excellent in the amount of preferred orientation at a comparatively low temperature for a comparatively short time by using a mixed powder composed of plural respectively specified particles as the powder mentioned below for preparation of the above-mentioned paste composed of an oxide superconductor substance powder and an organic vehicle. CONSTITUTION:In a superconductive paste obtained by blending a powder consisting of an oxide superconductor substance (e.g. YBa2Cu3O7-x) with an organic vehicle (e.g. mixture composed of ethyl cellulose, terpineol, dibutyl phthalate and butylcarbitol acetate), a mixed powder between a powder composed of flat plate-shaped particles having >=1mum thickness and another powder composed of fine particles having <=1mum particle size is used as the above- mentioned powder.
Patent JP-H07263962-A (JP)
Title: Linear compensation type amplitude modulating transmitter
Inventor: KOBAYASHI NAOKI
IPC: H03C1/00
Filed: 1994-03-17
Abstract: PURPOSE:To provide the linear compensation type amplitude modulating transmitter which compensates the nonlinear distortion brought about in a power amplifier and a synthesizer. CONSTITUTION:An A/D converter 2 converts an input analog signal to a digital signal, and a compensation table 11 compensates the inputted signal based on a compensation value, and a modulation encoder 3 makes N control signals of the input signal, and a power amplifier 4 amplifies a carrier signal based on N control signals, and a synthesizer 5 synthesizes N amplified carrier signals into one high frequency signal, and an output detector 7 detects it to obtain an output analog signal. AD A/D converter 8 converts the output analog signal to a digital signal, and the compensation value is calculated in accordance with this signal and the output of an A/D converter 9.
Patent JP-H07257404-A (JP)
Title: Electric power steering device
Inventor: CHIKUMA ISAMU
IPC: B62D5/04
Filed: 1994-03-17
Abstract: PURPOSE:To prevent any catching of a handle caused by a friction force for obstructing a rotation mutually by arranging a small diameter ball with a specific diameter size relationship between standard diameter balls arranged between a ball screw nut and a rack shaft. CONSTITUTION:A ball screw nut is rotated by the rotation of a sleeve 17 and the outer screw groove 7b of a rack 7 is push-pressed in an axis direction through a ball 47 and the rack shaft 7 is moved in an axis direction. A series of balls are rolled being pushpressed by both screw grooves in a rolling road composed of both screw grooves 7b, 44a and a ball 47 reaching one end of an inner screw groove 44a makes one circulation along the other end. As standard diameter balls and small diameter balls are arranged in the rolling road alternately, the small diameter ball is sliden or rotated and the rotation of the standard ball is continued and a catching phenomenon is avoided. There is such relation as Da4Da/1000<=Db>=a-Da/1000 between the standard ball diameter Da and the small ball diameter Db.
Patent JP-H08292411-A (JP)
Title: Device for projecting image formed by light source
Inventor: JIYOOJI RIYANNTAI CHIYUU
IPC: H04N9/31
Filed: 1996-03-05
Abstract: PROBLEM TO BE SOLVED: To provide an efficient and compact optical system for high resolution projection,-type display of full colors, which uses a reflection type birefringent spatial light modulator such as a liquid crystal bulb. SOLUTION: An optical system is provided with reflecting birefringent light bulbs 26, 27 and 28 arranged in the constitution to provide an advantage of high resolution color display, a polarized light beam divider 22, color image coupling prisms 30, 31 and 32, a lighting system 18, a projection lens 38 color/ contrast control filters 43, 44, 45 and 46 and a screen 39. Particularly, it contains a color dividing prism assembly having plural output surfaces, and a separate color component is oriented through this assembly, and is reflected by the respective light bulbs. Color absorbing filters are arranged on the respective output surfaces, and absorb a color component noncorresponding to colors turned to the respective output surfaces.
Patent JP-H04283986-A (JP)
Title: Surface-packaging type semiconductor device
Inventor: KODAMA MIYUKI
IPC: H05K1/18
Filed: 1991-03-13
Abstract: PURPOSE:To provide a surface-packaging type semiconductor device with an improved reliability of soldering without any danger of deformation of a lead, for a surface-packaged semiconductor device especially whose lead is protected regarding a structure of the semiconductor device. CONSTITUTION:A semiconductor device 4 where nearly Z-shaped leads 7 are aligned on a package side surface 6A, a main body plate portion 11 in square plate shape which is nearly equal to a package bottom surface 6B of the semiconductor device 5, a lead protection plate 10 which is made of synthetic resin consisting of comb teeth 12 which are aligned at each side of the main body plate portion 11 are provided, the main body plate portion 11 is applied to the package bottom surface 6B, and then the respective comb teeth 12 are inserted between the leads 7.
Patent JP-H06241004-A (JP)
Title: Turbine casing bolt tightening washer and bolt tensioner
Inventor: ANDO TAKESHI
IPC: F01D25/28
Filed: 1993-02-12
Abstract: PURPOSE:To provide a device for applying tension to a flange bolt used in a turbine casing which cannot take a free bolt pitch and a free space in the radial direction of the casing. CONSTITUTION:A washer 17 which is disposed under a nut 4 is formed so that its flange side may be circular and its nut 4 side may be divergent along the contour of a casing with a part in a bolt pitch direction formed not divergent. Two opposing surfaces to each other which are wider than the nut in an orthogonal direction to a pitch direction out of the surfaces on the nut side of the washer 17 are formed so as to be taken as a reaction receiving part when some tension is hydraulically-applied to a bolt 3.
Patent JP-H03253452-A (JP)
Title: Rotation speed detecting device
Inventor: OMI ISATO
IPC: B60T8/00
Filed: 1990-03-01
Abstract: PURPOSE:To stabilize performance of ABS and so on by holding the distance between a sensor rotor and a rotation speed detection sensor at an optimum value through bringing the outer circumferential surface of a roller into contact with the outer circumferential surface of the sensor rotor so as to securely detect rotation speed of a body of rotation to which wheels and so on are fixed. CONSTITUTION:A holder 20 holding a rotation speed detection sensor 15 is elastically pressed toward the outer circumferential surface of a sensor rotor 12 by elasticity of a compression spring 26, and rollers 25 and 25 supported by arm pieces 21 and 21 fixed to the holder 20 are brought into contact with the outer circumferential surface of the sensor rotor 12. Thus, the distance 1 between an end surface 15a of the rotation speed detection sensor 15 and the outer circumferential surface of the sensor rotor 12 is kept constant all the time despite a manufacturing error of a housing corresponding member 14, a body of rotation 13 or the sensor rotor 12 or elastic deformation and so on of theses parts. Therefore, rotation speed of a wheel and so on supported by an end part of the body of rotation 13 can be securely detected in a stable state all the time.
Patent JP-S57161819-A (JP)
Title: Connecting device for optical fiber
Inventor: NAKANISHI YASUTAKA
IPC: G02B6/36
Filed: 1981-03-31
Abstract: PURPOSE:To facilitate and secure attachment and detachment by equipping a plug with a holding part which has a pawl to be engaged with an optical fiber and a coule of latch levers and then equipping a socket with a plug insertion hole and an engagement powl for holding the plug. CONSTITUTION:A device which connects an optical fiber 1 to a prescribed place of a side wall 2 consists of a socket 5, and a plug 6 which is fixed to one end of the optical fiber 1 and then connected detachably to the socket 5. The plug 6 consists of a cylindrical holding part 6-1 where the optical fiber 1 is inserted and a couple of latch levers 6-2 positioned outside the holding part. The socket 5 consists of a plug insertion part 5-3 at the center part of a flange part 5-2 with a fitting hole 5-1, an engagement part 5-4 in its center, and a plug guide 5-5 projecting from the insertion part. The engagement part 5-4 has an engagement pawl 5-6 on its external circumferential surface.
Patent JP-S62204999-A (JP)
Inventor: FUJII EIJI
IPC: B43L1/04
Filed: 1986-03-05
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-H08246738-A (JP)
Title: Locking device for door
Inventor: NAKAO KOICHI
IPC: E05C19/08
Filed: 1995-03-07
Abstract: PURPOSE: To prevent stored objects from being thrown out when a piece of furniture is overturned at the time of an earthquake by rotatably fitting a hook body to one of hand holds of double-leafed hinged doors screwed to the storage furniture, and hooking it on the other hand hold for locking. CONSTITUTION: Hand holds 7A, 7B of the same shape are fitted to opening/ closing end sections of a pair of doors 2A, 2B, and a bolt-like hook body 8 is rotatably fitted to one hand hold 7A after a piece of furniture is installed. The tip portion 19a of the hook body 8 is formed into a circular arc slightly exceeding a quarter of a circle, and it is hooked on the shaft section 12 of the other hand hold 7B via the utilization of elastic deformation. The hook body 8 is rotated to lock the doors 2A, 2B so that the doors 2A, 2B are not opened and the stored objects are not thrown out even when the furniture is tilted or overturned by an earthquake. This locking device can be fitted without requiring a special process.
Patent JP-H06259714-A (JP)
Title: Magnetic disk device
Inventor: TSUYOSHI TOSHIAKI
IPC: G11B5/00
Filed: 1993-03-09
Abstract: PURPOSE:To appropriately and easily adjust a sense current of an MR head and to obtain the device provided with high recording density by positioning a magneto-resistance effective element to a specific zone arranged on the surface of a magnetic disk. CONSTITUTION:When the sense current is adjusted, the MR head 40 is moved to a sense current adjusting zone on the surface of the disk by driving a rotary actuator and made to the reference signal reproducing state. A reproduced waveform of the reference signal is observed as the change of the voltage between both terminals of the MR head 40. By an adjustment circuit system, a positive peak value and a negative peak value of the reproduced signal 11S are detected in peak hold circuits 14, 15 and fetched in a microcomputer 17. An analog voltage is thereby supplied to the driving circuit, and the sense current Ib is obtained. Then, the current Ib is controlled so that each positive/ negative peak value of the signal 11S becomes equal.