baber/WOPTO huggingface dataset:
Patent JP-H09161273-A (JP)
Title: Optical disk reproducing device
Inventor: WADA YASUHIRO
IPC: G11B7/005
Filed: 1995-12-07
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk reproducing device capable of speeding up the read-out of the data without increasing the number of revolution of an optical disk. SOLUTION: This device is constituted of the optical disk 11 providing plural pieces of tracks spirally, a pickup unit 23 with focuses of laser light of the same pieces as the number of pieces of the tracks of the optical disk 11, a means making the focuses of the laser light follow up prescribed tracks and the means converting plural RF signals read out simultaneously to the data and successively outputting them. Thus, plural tracks are read out simultaneously, and since the necessity of track jump isn't when the data is read out continuously, the data are read out at high speed without increasing the number of revolution of the optical disk 1.
Patent JP-H08175413-A (JP)
Title: Motor-driven power steering device and preventive safety device
Inventor: HIYAMIZU YOSHINOBU
IPC: B60R21/00
Filed: 1994-12-21
Abstract: PURPOSE: To avoid a danger which may be caused by driver's intention by providing a warning control means for changing a target control value periodically to vibrate a steering wheel upon predicting a danger caused by an obstacle's approaching. CONSTITUTION: A control unit 14 responds to a torque sensor 10 and discriminate that a steering wheel 1 is steered to the right or the left in the event of a danger discriminated according to signals from obstacle sensor 15. In answer to this, a torque for revolving an output shaft 3 in an opposite direction from a monitor 13 is outputted and compensated for steering power by an input shaft 2, so that the output shaft 3 has little rotation. If further danger and steering are identified, warning control for preventive safety is performed, and the steering wheel 1 is vibrated in a steady rhythm by repeating conditions of reversed assist and non-assist to indicate an occurrence of danger.
Patent JP-H10162395-A (JP)
Title: Tilt servo mechanism and tilt servo method for disk recording and reproducing device
Inventor: KUDO HISASHI
IPC: G11B7/095
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To shorten a time for performing tilt servo and enable high speed access. SOLUTION: A tilt servo mechanism is provided with a motor M1 sliding a pickup 6 emitting a laser beam to a back face of a disk in the direction of a radius at the time of recording and reproducing, and a motor M2 tilting the pickup to the disk corresponding to a warp of a disk. A servo circuit 5 is connected to a memory 4 storing a tilt angle of the pickup 6, previously slides the pickup 6, and stores a tilt angle of the pickup 6 at the prescribed position on the direction of a radius of the disk in the memory 4. At the time of recording and reproducing, the circuit 5 reads a tilt angle corresponding to this prescribed position from the memory 4, and tilts the pickup 6 by a tilt angle while the pickup 6 is moved to the prescribed position.
Patent JP-H04189044-A (JP)
Title: Serial data receiver
Inventor: ONODAKA KOUJI
IPC: H04L7/02
Filed: 1990-11-22
Abstract: PURPOSE:To ensure data reception even when a sent serial data is moved by stopping the input of a synchronizing signal to a synchronization matching circuit till a moving direction of a clock change point is discriminated. CONSTITUTION:The position of a change point of a received clock is detected again and the result is fed to a clock inversion/noninversion discrimination circuit 34, and when the result of discriminating the moving direction and a change point of the received clock are discriminated to be inadequate, the phase of the received clock from a synchronizing matching circuit 38 is inverted. Thus, the received clock is fixed within a range of 1/4 of a 1-bit data and even when a deviation exists between the data and the received clock at the fixed position, the clock is fixed to a position where no error takes place.
Patent JP-2001135902-A (JP)
Title: Ceramic circuit board
Inventor: UTO MANABU
IPC: H05K1/03
Filed: 1999-11-10
Abstract: PROBLEM TO BE SOLVED: To provide a ceramic circuit board having superior heat cycle resistance and higher reliability. SOLUTION: This ceramic circuit board is produced by bonding a metal plate principally comprising aluminum to a ceramic board, having an oxidation layer in the range of 1 nm-0.2 μm thickness using a solder material of aluminum alloy.
Patent JP-H04126710-A (JP)
Title: Optical material having low specific gravity and excellent impact resistance, optical molded article using the same material and production thereof
Inventor: MATSUDA TATSUTO
IPC: G11B7/2533
Filed: 1990-11-21
Abstract: PURPOSE:To obtain the title optical material having high transparency, heat resistance and refractive index by casting a mixture of a bifunctional (meth) acrylate, an aromatic vinyl and a comonomer together with a radical polymerization initiator to a mold, gradually raising temperature, polymerizing and curing. CONSTITUTION:The objective optical material having low density and excellent impact strength, comprising a resin obtained by subjecting a polymerizable monomer mixture composed of (A) 30-80wt.% one or more of bifunctional (meth) acrylates (e.g. tetramethylene glycol dimethacrylate) shown by the formula (R<1>, R<2> and R<4> are H or CH3; n is 3-18 integer), (B) 20-70wt.% one or more aromatic vinyl monomers (e.g. styrene) and (C) 0-50wt.% one or more of polymerizable monomer (e.g. methyl methacrylate) having a polymerizable double bond and >=98 molecular weight and a polymerizable oligomer to radical polymerization.
Patent JP-H02164111-A (JP)
Title: Semiconductor device
Inventor: SHIGA NOBUO
IPC: H04B10/40
Filed: 1988-12-17
Abstract: PURPOSE:To improve the productivity of a high impedance optical reception circuit by forming a capacitive element being a component of an equalizer with PN junction structure the same as that of a photodetector and integrating the photodetector, an amplifier circuit and the equalizer on one and same semiconductor substrate. CONSTITUTION:The photodetector 1, the amplifier circuit 3 and an electronic circuit such as the equalizer 4 are integrated on one and same semiconductor substrate monolithically to form a so-called OEIC. Moreover, a capacitive element 42 being a component of the equalizer 4 uses the PN junction structure similar to that of a photodiode of the photodetector 1 and the same reverse bias as that of the photodiode of the photodetector 1 is given to the capacitive element 42. A part of a photodetecting face of the PN junction structure is covered by a light shield film to act the PM junction structure so as to prevent light radiation. The light shield film is formed without increasing number of processes by using the similar metal in the formation of the electrode.
Patent JP-H08163838-A (JP)
Title: Manufacture of stator coil for high voltage electric rotating machine
Inventor: KATO YOSHIKANE
IPC: H02K3/14
Filed: 1994-11-29
Abstract: PURPOSE: To obtain a method for manufacturing a stator coil comprising a strand conductor having a transposition part applied with a reinforcing insulation layer excellent in the insulation characteristics while reducing the labor. CONSTITUTION: A sheet of semi-cured thermosetting insulating tiller is wound around a bundle 5 of strand conductors 1 provided with a level difference part 21 in the direction of thickness at a transposition part 2. It is then subjected to thermal pressure forming to form a reinforcing insulation layer uniformly in the gap part 22 and the spatial part at the transposition part.
Patent JP-2001136643-A (JP)
Title: Retaining metal fitting for cable installation
Inventor: MISAKU KATSUNORI
IPC: H02G7/00
Filed: 1999-11-10
Abstract: PROBLEM TO BE SOLVED: To provide a retaining metal fitting for cable installation by which the electrical continuity between a cord such as a messenger wire and another cord such as an earth wire attached to the former cord can be improved. SOLUTION: A retaining metal fitting has a pair of holding members 1a and 1b provided so as to face each other, recessed grooves 5 and 5 which are formed on the one end sides of the respective holding members 1a and 1b and between which a cord is held, a recess 7 and a protrusion 8 which are formed on the other end sides of the respective holding members 1a and 1b so as to be geared with each other, bolt holes which are formed in the middle parts of the holding members 1a and 1b so as to cross both the members 1a and 1b and a bolt which is inserted into the bolt holes and tightened by a nut so as to press both the holding members 1a and 1b against each other. A side groove 6 in which another cord is placed to be tightened with the cord is formed in the inner surface of the recessed groove 5.
Patent JP-H10160738-A (JP)
Title: Pipet device
Inventor: NAKANO SUSUMU
IPC: G01N1/00
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a pipet device capable of detecting the placement of a chip to a pipet main body, the contact of the chip with a liquid, and the attraction of the liquid into the chip by suction. SOLUTION: This pipet device is provided with a cylinder 3 which is provided for a pipet main body 2 and in which a piston 4 for attracting by suction and for discharging a liquid slides, the first and second conductive electrode members 5 and 6 provided in a nonconductive state with each other at predetermined locations in the periphery of the cylinder 3, a conductive chip 9 which is commonly fitted over the periphery of the first and second electrode members 5 and 6 and which attracts a liquid into the chip 9 by suction, and a control circuit 16 individually and electrically connected to the first and second electrode members 5 and 6.  By forming a predetermined closed circuit through the conduction of the first and second electrode members 5 and 6 with each other via the chip 9 at the time of placing the conductive chip 9 to the first and second electrode members 5 and 6, the control circuit 16 detects the placement of the chip 9.
Patent JP-2000145539-A (JP)
Title: Piston ring carrier with cooling cavity, and manufacture of same
Inventor: YO SEKIHIN
IPC: F02F3/20
Filed: 1998-11-10
Abstract: PROBLEM TO BE SOLVED: To improve the cooling effect on piston rings, productivity and reliability of piston rings. SOLUTION: A first ring carrier component 33 and a second ring carrier component 34 both of sintered metallic material are projection-welded together to define a cooling cavity 32 therebetween. Prior to its inclusion casting in a piston body 11 of aluminum alloy, a piston ring carrier 31 obtained is preferably provided with fusedly infiltrating aluminum alloy. The definition of the cooling cavity 32 in the piston ring carrier 31 can place itself nearer to piston rings 19 and 20.
Patent JP-H06166531-A (JP)
Title: Production of preform for optical fiber
Inventor: YAGI TAKESHI
IPC: G02B6/00
Filed: 1992-11-30
Abstract: PURPOSE:To obtain a method for producing a preform for optical fiber in which a molded body of a porous preform after extrusion molding can be prevented from sagging due to the own weight thereof and a preform for the optical fiber can efficiently be obtained. CONSTITUTION:An extrusion molding machine is installed so as to provide a plane including an opening of an extrusion head nearly parallel to the horizontal plane and the extrusion molding is carried out by regulating the extruding direction of a porous preform in nearly the vertical direction in a method for producing a preform for optical fiber by molding a plastic material on the outside of a core material according the extrusion molding method, preparing the porous preform and then purifying and transparently vitrifying the porous preform.
Patent JP-H10161047-A (JP)
Title: Optical scanner
Inventor: OUCHI MASAZUMI
IPC: B41J2/44
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To obtain a device where the pitch of scanning lines is adjustable or changeable in a multistage state without changing the spot diameter and shape of a laser beam on a photoreceptor by integrally constituting a light source and a collimating lens and rotating them around an optical axis by a rotation mechanism actuated by an external signal. SOLUTION: The light source 1 and the collimating lens 3 are integrated, and are attached at a rotation driving mechanism 5 so as to constitute a light source unit 40. A holder 7 is rotated by a motor 6 and a gear 45 driven by the external signal, so that the light source unit 40 is rotated around the optical axis by a specified angle. An interval is constant at the time of rotation because the light source 1 and the collimating lens 3 are integrated. Four laser beams emitted from the light source unit 40 are deflected by a polygon mirror 14, and perform scanning as a light spot 19 on a photoreceptive drum 16 after they are transmitted through an fθlens 15.
Patent JP-H11311782-A (JP)
Title: Electronic device
Inventor: MASUDA TAKASHI
IPC: G02F1/1335
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To provide an electronic device which can effectively use the illumination light from a lighting device and does not lower the display quality of a liquid crystal display device. SOLUTION: This electronic device consists of the lighting device composed of a light source 2 and a light guide body 3 having an incidence surface where the light from the light source is made incident and a light-emitting surface where the incident light is emitted and a liquid crystal display device 4 which displays an image by controlling the light emitted from the light-emitting surface of the light transmission body, pixel by pixel. In this case, a periodic structure is formed on the light-emitting surface or on the surface facing the light-emitting surface of the light transmission body of the lighting device 1 and a relational expression 1/(1/p1-1/p2)<=p2 is satisfied, where p1 is the period of the periodic structure and p2 is the size of the pixels of the liquid crystal display device.
Patent JP-H06168052-A (JP)
Title: Controller for unit
Inventor: MORISHIMA MASAYUKI
IPC: G06F1/18
Filed: 1992-11-30
Abstract: PURPOSE:To obtain the convenience of an operation at the time of resetting a microcomputer and facility at the time of exchanging batteries for backup in a controller which is provided with the battery for backup and which is controlled by the microcomputer. CONSTITUTION:An auxiliary circuit substrate 10 is freely attachably/detachably connected to a main control substrate 1 on which a power circuit, the control element of a microcomputer 11 and the like having a data storage means and a load circuit are mounted. An electric wiring connecting the power circuit with the control element and the load circuit, and an electric wiring connecting the batteries for backup BT1 and BT2 with the control element are provided in the auxiliary circuit substrate 10.
Patent JP-H04189919-A (JP)
Title: Precast concrete foundation
Inventor: SOMEYA YASUO
IPC: E02D27/01
Filed: 1990-11-22
Abstract: PURPOSE:To improve workability for a concrete foundation by burying the base of a vertical foundation steel-framed column onto a concrete foundation body, and the bases of a plurality of horizontal foundation steel-framed girders in a horizontal direction from the side of the foundation body, enabling the steel-framed column to be jointed to the vertical foundation steel-framed column, and then enabling an underground girder to be jointed to the horizontal foundation girders. CONSTITUTION:A horizontal foundation steel-framed girder 6 is welded to each side of a vertical foundation steel-framed colunm 3 comprising of a prism member. In this state, the bases of the vertical foundation steel-framed colunm 3 and horizontal foundation steel-framed girder 6 are concealed with a rectangular concrete block, thereby constituting a precast concrete foundation 1. Then, the precast concrete foundation 1 is horizontally laid on blinding concrete at a work site. Thereafter, the lower end of a steel-framed colunm 4 is placed on the upper end of the vertical foundation steel-framed column 3 of a concrete base body 2 for the precast concrete foundation 1. Then, the lower ends of the aforesaid columns 3 and 4 are jointed to each other via extension pieces and joint plates 8, and the butt ends of the columns 3 and 4 are welded to each other.
Patent JP-H03181388-A (JP)
Title: Sterilizer of portable water
Inventor: HASHIMOTO TATSUYA
IPC: C02F1/50
Filed: 1989-12-08
Abstract: PURPOSE:To periodically check the concn. of chlorine by equipping a voltage detecting means, a parameter presetting means and a parameter selecting means. CONSTITUTION:City water is supplied to a cistern 2 from a city water pipe 4. The drainage side of the cistern 2 is connected to a pump 11. The stored water of the cistern 2 is sucked by the pump 11 and introduced into a carbonator 12 and also introduced into a heating tank 14 via a solenoid valve 13. The stored water introduced into the carbonator 12 is mixed with carbon dioxide and discharged through a cooling circuit 15 by actuation of a supply valve 16. When the water stored in the heating tank is taken out by a solenoid valve 17, powder of a raw material is dissolved thereinto and this water is discharged. Thereby the constant concn. of chloride is always secured.
Patent JP-H05212025-A (JP)
Title: Computer tomograph having partially circular x-ray beam source and partially circular detector
Inventor: KAARU BUIIZENTO
IPC: G01T1/29
Filed: 1992-11-30
Abstract: PURPOSE: To provide a computed tomograph composed of an anode formed in a partially ring-like shape, and a partially ring-like detector so as to operate without the provision of a complementary storing structure, and to obtain a satisfactory result. CONSTITUTION: An electron beam 2 emitted from an electron gun 1 is deflected by a deflecting coil 8 so as to led to a partially ring-like anode 3 through a vacuum tube 3 composed of a plurality of different sections, and then, if fed from the anode 3 in the form of a sector-like roentgen beam 5 which is directed onto the anode by various directions so as to be rotated on the anode 3 about the axis of the device, and is fed to a detector 7 similarly having a partially ring-like shape and composed of a row of a plurality of detector elements. A computer 12 computes an image of an object 11 to be tested from a measured value of the detector 7, and a set of data from the detector is weighed so as to reproduce successive images by a standard CT process without relying upon the measured value.
Patent JP-H07177139-A (JP)
Title: Data disturbance circuit
Inventor: HASEBE TAKAYUKI
IPC: H04L9/10
Filed: 1993-12-20
Abstract: PURPOSE:To simplify the configuration and to reduce the cost by applying different transposition to bit data comprising plural bit strings based on the value of a received key and applying prescribed character conversion to the transposed bit data. CONSTITUTION:A variable transposition section 11 applies different transposition to bit data comprising plural bit strings based on the value of a received key and a fixed character conversion section 12 applies predetermined character conversion to the transposed bit data. Thus, character conversion and transposition are applied to bit data and the character conversion is fixed, then the configuration of character conversion is simplified. Furthermore, a data disturbance control section 15 is provided, which controls implementation of plural number of times of transposition and character conversion to the variable transposition section 11 and the fixed character conversion section 12, and the variable transposition section 11 is preferably provided with a variable bit replacement section 111 replacing bit data with a key between adjacent bit data and a fixed transposition section 112 applying prescribed transposition to the replaced bit data.
Patent JP-H09163006-A (JP)
Title: Initializing device for automatic report device
Inventor: SEKIGUCHI AKIYOSHI
IPC: H04M11/00
Filed: 1995-12-08
Abstract: PROBLEM TO BE SOLVED: To easily and automatically initialize an automatic report device in accordance with the voice guidance from a center device by reporting the end of installation construction of the automatic report device from a telephone set to the center device. SOLUTION: A center device 1 is provided with an initialization file 11 for each subscriber line and a voice guidance sending part 12 which sends the voice guidance for initialization, and an automatic report device 3 is provided with a button 4 for initialization. When the end of installation construction of the automatic report device 3 is reported from a telephone set 5 to the center device 1, a user ID is inputted from the telephone set 5 in accordance with the voice guidance sent from the voice guidance sending part 12 to the telephone set 5, and the button 4 for initialization is operated, thereby automatically setting an initial set value to the automatic report device 3 in accordance with the initialization file 11 corresponding to the user ID.
Patent JP-H09156096-A (JP)
Title: Ink jet printer
Inventor: KASHIOKA JUNJI
IPC: B41J2/055
Filed: 1995-12-08
Abstract: PROBLEM TO BE SOLVED: To obtain an inexpensive ink jet printer capable of increasing a printing speed in an ink jet printer loaded with a combination of a plurality of heads equipped with head plates different in the bending modulus of elastcity in the displacing direction of piezoelectric elements or loaded with the heads in a replaceable manner. SOLUTION: An ink jet printer performs printing on a recording medium by printing heads each constituted of a nozzle plate 14 having nozzles 9 injecting particles of ink 6, a head plate 12 constituted of a wall member 16 forming pressure chambers 15 corresponding to the respective nozzles 9 and having ink supply ports 18 supplying ink to the respective pressure chambers 15 and drive elements 8 provided corresponding to the respective nozzles 9 to displace one end of the wall member 16 and injecting the ink 6 of the pressure chambers 15 from the nozzles 9. A plurality of the printing heads 10 equipped with the head plates 12 equal in thickness and different in the bending modulus of elasticity in the displacing direction of the drive elements 8 are mounted in combination or in a replaceable manner.
Patent JP-H10129302-A (JP)
Title: Traffic facilities running speed self-display apparatus
Inventor: OSUGA KIICHI
IPC: G09F9/00
Filed: 1996-10-28
Abstract: PROBLEM TO BE SOLVED: To psychologically refrain a driver from illegal excess speed by a method wherein an own running speed is displayed for an external third party on the outer wall of traffic facilities. SOLUTION: To prevent the occurrence of an excess running speed, an attention is promoted by visually seeing a present running speed by both a persoh concerned and a third part. When it is fed by the person concerned to be always watched by a third party, he feels much painful and illegal running is actually found by a policeman and controlled. When a penalty and a demerit mark are considered, a driver is refrained from violating traffic regulations. The driver being a person concerned thinks that he may be controlled and even when he is not actually arrested, it is psychologically refrained from traffic violation. A part 3 to sense the running speed of traffic facilities is a method to sense rotation of a rotation part, such as wheels or axles, by a sensor.
Patent JP-H06168283-A (JP)
Title: Medical service computer
Inventor: SUNAGA KIYOSHI
IPC: G06Q50/10
Filed: 1992-11-30
Abstract: PURPOSE:To retrieve the brand name of medical supplies having the same efficacy, usage, and dosage as that of medical supplies from the uniform name of the medical supplies. CONSTITUTION:A processing section 3 displays a medicine retrieval screen on a display 4. By taking the uniform name of the medicine inputted from a keyboard 1 as a key, a pointer corresponding to the coincident uniform name is read out to a buffer 6. Then, with the use of the read pointer, the uniform name and brand name pointed by the pointer are read out from a brand name file 7b and stored in the buffer 6. The read uniform name and brand name are displayed on the display 4.