baber/WOPTO huggingface dataset:
Patent JP-H06159428-A (JP)
Title: Hydraulic buffer
Inventor: NARITA YASUO
IPC: B60G17/015
Filed: 1992-11-20
Abstract: PURPOSE:To prevent deterioration of attenuation force and quality of oil liquid by circulating the oil liquid for cooling. CONSTITUTION:A circulation passage 16 is formed sequentially by a connection hose 12, an accumulator 11, a connection lining 14, a thermal discharger 13, a return lining 15, and a communication passage 7B of a piston rod 7. Oil liquid LQ inside a bottom side oil chamber B is circulated through the circulation passage 16 at the time of extention and contraction operation of the piston rod 7. The oil liquid LQ is thus cooled by the discharger 13 provided on the way of the circulation passage 16. The cooled oil liquid LQ is then flowed through the communication passage 7B of the piston rod 7, for cooling the piston rod 7 from inside.
Patent JP-2000150245-A (JP)
Title: Coil magnetic core
Inventor: KOBAYASHI KAZUHIRO
IPC: H01F17/04
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic core of a compact coil by realizing satisfactory magnetic efficiency, high reliability at low cost. SOLUTION: This coil magnetic core 1 of a coil is constituted of a central horizontal bar-shaped coil core 1a of an almost EI-shaped (square '8'-shape) coil magnetic core 1 constituted of an amorphous alloy thin film, whose spring performance is high and a core part having a coil part formed by winding a coil around a bobbin 3 the prescribed number of times, and the hole of the bobbin 3 is fit into the coil core 1a so that a closed magnetic circuit can be obtained. In this case, a fine clearance c is provided at one edge of the central horizontal bar coil core 1a constituting the square 8-shape so that a free edge can be formed.  A clearance c is formed between the free edge of the coil core 1a and a vertical bar, or after almost the central part of one vertical bar is divided, two clearances c are formed between those divided parts and the free edge of the coil core 1a interposed between them. Thus, a compact and inexpensive coil magnetic core can be obtained, in which magnetic efficiency can be made superior and assembly can be made simple.
Patent JP-2001157340-A (JP)
Title: Mounting implement
Inventor: KAWAHARA KAZUKO
IPC: H02G3/02
Filed: 1999-11-25
Abstract: PROBLEM TO BE SOLVED: To make mountable an automatic switch with a hot wire sensor smaller than a ceiling hole for mounting a down light in a position of this ceiling hole. SOLUTION: This implement comprises a main unit part 11 formed in circular shape larger than a ceiling hole for mounting a down light to be drilled in the center with a mounting hole H1 smaller than the ceiling hole, mounting part 12 for mounting in a position of the mounting hole H1 an automatic switch with a hot wire sensor smaller than the ceiling hole, and a mounting part 13 for mounting an interposition metal fitting clamping upper/lower surfaces of a ceiling from the ceiling hole with an upper surface of the main unit part 11.  The mounting part 12 is provided by one pair, a pair of these mounting parts 12 is constituted by a pair of protruded pieces 12a provided to protrude to a side of the mounting hole H1 from the main unit part 11 to be opposed, and each of these tip end sides is formed with a protrusion 12b fitted to a pair of screw insertion holes drilled in a body of the automatic switch with a hot wire sensor. Each mounting part 13 is formed in the same shape to a pair of hold grooves and operating holes of the body.
Patent JP-H02183010-A (JP)
Title: Pile head cutter capable of cutting concrete pile head at position clesest possible to ground surface
Inventor: ARAI MASAO
IPC: E02D5/34
Filed: 1988-12-30
Abstract: PURPOSE:To make it possible to cut a pile head at a position closest possible to the ground surface by placing a cutter on a horizontal board that is installed close to the ground surface and is capable of rotating round the pile using it as a guide, and by carrying out the cutting with the cutter that cuts deep in along the circumference of the pile. CONSTITUTION:Each one mate to a pair of half boards 2 and 2 is placed enclosing a pile P at a position close to the ground surface, and a base board 1 is formed of the abovementioned half boards being put together. Each one mate to a pair of half boards 5 and 5 is further placed enclosing the pile P over the surface of the base board 1, and a horizontal board 4 is formed of the half boards 5 and 5 being put together with set plates 9, and is made to be capable of sliding around the pile P by means of free bearing 6. On the mate to a pair of half boards 5 and 5, an automatic rotary cutter 10 is fixed with a shaft 8 so that it can swing. By making the cutter 10 swing round the shaft 8 and fit against the pile P, the cutting is made deep into the pile P. Furthermore, the horizontal board 4 rotates around the pile P, allowing cutting-round-the-pile to be available. Thereby cutting the pile head at the position close to the ground surface can be made with a device that can be installed easily, and load applied at the cutting can be minimized.
Patent JP-H04198719-A (JP)
Title: Thermal air flow meter
Inventor: ARIYOSHI YUJI
IPC: G01F1/68
Filed: 1990-11-28
Abstract: PURPOSE:To dispense with a lead wire and the wire bonding work by connecting a film type resistor formed on a substrate made of a heating element to a control circuit with terminal pins buried in a substrate supporter, and fixing the pins to the substrate. CONSTITUTION:A terminal pin 3 is formed into an L-shape at one end, and the end face of a shorter side is stuck to the electrode extraction section 5 of a film type resistor 2 with solder. The longer side of the L-shape passes through a substrate supporter 4 at a fixed interval from a substrate 1 and connected to an external control circuit. A lead wire which is weak in mechanical strength is not required to be used, and no bonding work is required. The pin 3 serves to reinforce a heating element, the mechanical strength of the heating element is improved, and the heat conduction loss to the pin 3 can be reduced.
Patent JP-H11168608-A (JP)
Title: Power supply controller for portable terminal for information communication
Inventor: ABE SHOZO
IPC: H04N1/107
Filed: 1997-12-05
Abstract: PROBLEM TO BE SOLVED: To provide the power a supply controller that suppresses power consumption of a battery, independently of that of a terminal in an extension adaptor connectable to the portable terminal for information communication and that tentatively protects the battery, even if the power is much consumed. SOLUTION: An image-capturing adaptor 11 is inserted to/withdrawn from the terminal 1, and a power supply battery 13 is provided to the adaptor 11 in addition to the power supply of the terminal 1. In this case, when the adaptor 11 is adapted to the terminal 1, the adaptor power supply 3 is activated. If the electromotive force of the adaptor power supply 3 drops, the power is supplied from the terminal 1 to the adaptor 11.
Patent JP-H10176786-A (JP)
Title: Electric fusion coupling with clamping member
Inventor: KOJIMA KENICHIRO
IPC: B29C65/00
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To simply fix an electric fusion coupling at a thermoplastic resin pipe even without a complicated clamp jig while standing up to some degree of a shock and facilitating molding. SOLUTION: An electric fusion coupling with a clamping member comprises an electric fusion coupling member 1 which is fusion-joined with a thermoplastic resin pipe and in which a heating coil for thermal fusion is embedded; and clamp members fixed at the two side ends of the electric fusion member 1 and fixing the thermoplastic resin pipe. A fitting-in part is arranged at least one of the electric fusion coupling member 1 and the clamp member and a lock part 4 inserted in and locked at the fitting-in part is arranged at the other.
Patent JP-H01175248-A (JP)
Title: Semiconductor chip
Inventor: UEDA JUN
IPC: H01L29/41
Filed: 1987-12-28
Abstract: PURPOSE:To easily connect an electrode part of a semiconductor body to a conductor pattern or a grounding part of a package or the like without using a bonding wire by a method wherein a tapered face formed by chamfering at least one side edge of the surface of the semiconductor body is formed and an electrode wiring part is formed along said tapered face. CONSTITUTION:One side edge of the surface side of a semiconductor body 11 is chamfered; a tapered face 11a is formed. An electrode wiring part 12 arranged on the surface side of the semiconductor body 11 is connected to an electrode part of a semiconductor element; one side part is arranged along the tapered face 11a of the semiconductor body 11. The surface of the semiconductor body 11 and the electrode wiring part 12 are covered with a protective film 13 excluding a prescribed region of the electrode wiring part 12 formed on the tapered face 11a. A semiconductor chip 10 of this kind is die-bonded to a bonding region of a substrate 30 such as a package, a lead frame or the like by using a conductive paste 20. During this process, the conductive paste 20 is situated on a conductor pattern or a grounding part on the substrate 30 such as the package or the like, and comes into contact with the electrode wiring part 12 arranged along the tapered face 11a of the semiconductor body 11.
Patent JP-H06181950-A (JP)
Title: Locking device for wheelchair
Inventor: INOUE HIROAKI
IPC: A61G3/00
Filed: 1992-12-16
Abstract: PURPOSE:To provide a locking device having the capability of easily locking and unlocking a wheelchair. CONSTITUTION:This locking device has a support member 33 positioned under a wheelchair and extended in a lengthwise direction, links 31a and 31b jointed to the support member 33 and the wheelchair in such a way as capable of turn at each end, an energization means 34 laid between the wheelchair and the link 31b for always energizing the member 33 toward an upper position, and a stepping means 37 with one end jointed to the wheelchair in such a way as capable of turn, while being jointed to the member 33 in such a way as capable of turn in a vertical direction for lowering the member 33 against the force of the energization means 34 via stepping operation. Furthermore, the device has locking means 35 and 36 laid on the member 33 for locking the wheelchair to a floor via coupling to engagement means 42 and 43 on the floor at the time of lowering the member 33, and a release operation means 38 jointed to the means 35 and 36 for unlocking the wheelchair from the floor via the operation of the locking means 35 and 36 in unlocking the wheelchair.
Patent JP-H09151688-A (JP)
Title: Large depth hydraulic testing method, excavator for test and packer
Inventor: MATSUMURA SHUJI
IPC: E21B33/12
Filed: 1995-11-30
Abstract: PROBLEM TO BE SOLVED: To carry out low-cost water sampling by performing large-depth boring excavation without using bentonite muddy water, and grasping correct hydraulic characteristics of ground water in a target large-depth area. SOLUTION: According to an engineering method, while drilling is performed by a drilling bit arranged at the lowermost end part of an excavator to open and close, a casing 11 is inserted in a bored hole, the drilling bit 3 is removed from the casing 11, a cutter is inserted in the casing 11 to cut the casing 11, a packer is arranged in the position of the cut casing, and two packers are fixed to upper and lower sides of the bored hole in the position of height. An outer tube 1 inserted in the casing 11 includes a wing bit 8 capable of freely opening and closing, and the packer inner tube includes a packer rubber and the outer peripheral conical cam.
Patent JP-2000165140-A (JP)
Title: Oscillation circuit
Inventor: YAMAMOTO TAKESHI
IPC: H03B5/00
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To realize an oscillation circuit that is surely oscillated, with high frequency precision, less in jitter and especially suitable for CMOS transistors(TRs). SOLUTION: The oscillation circuit is realized, where a loop is configured with a filter circuit 11 having a steep phase characteristic in the vicinity of an optional frequency and a limiter circuit 12 that feeds back the output of the circuit 11 to the input of the circuit 11 and the loop gain is unity or over at a frequency at which a phase of an open-loop characteristic of this loop is 0 degree. An amplitude detection circuit 13 detects an amplitude of the loop of the oscillation circuit and a limiter level of the limit circuit 12 is controlled on the basis of the detection result so as to set the oscillation amplitude to a prescribed value. Then the oscillated frequency can stably be decided with high precision.
Patent JP-2000163861-A (JP)
Title: Balancer of magnetic recording device and its production
Inventor: SAKAI MASAAKI
IPC: G11B19/20
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To realize excellent corrosion resistance and good dimensional accuracy by molding specified vol.% of a thermosetting resin and tungsten powder or tungsten alloy powder into a balancer. SOLUTION: A thermosetting resin by 10 to 30 vol.% is mixed with tungsten (alloy) powder in a wet mixing machine for 30 min and dried in a drying machine for 60 min. The obtd. mixture is supplied to fill molding dies and compacted at 5 t/cm2 pressure. Then the compacted body is put in a hardening furnace and hardened by heating at 180 deg.C for 60 min to obtain a tungsten balancer 1. The inner circumference part and the outer circumference part have chamfered portions 2, 3. The tungsten powder may be a tungsten alloy powder, and for example, W-Ni-Cu alloy and W-Ni-Fe alloy can be used. As for the thermosetting resin, a triazine resin having good corrosion resistance or a resin essentially comprising a phenol resin is used and is preferably in a liquid state.
Patent JP-H04206704-A (JP)
Title: Permanent current switch element and permanent current switch
Inventor: KAWAI MASAO
IPC: H01F6/00
Filed: 1990-11-30
Abstract: PURPOSE:To obtain a permanent current switch element which has a high response speed and, further, does not have an influence of heat upon a superconducting magnet part by a method wherein a superconducting wire from which a copper cladding is removed, a heater wire laid along the superconducting wire and a heat shrinkable tube covering both the wires are provided. CONSTITUTION:A permanent current switch element 10 is composed of a superconducting wire 11 whose copper cladding is removed, a heater wire 12 laid along the superconducting wire 11 and a heat shrinkable tube 13 covering both the wires 11 and 12. Then, the above-mentioned permanent current switch element 10 is wound in a bobbin 20 and sealed with resin 30 to constitute a permanent current switch 135. With this constitution, the superconducting wire 11 whose copper cladding is removed and the heater wire 12 are tightly brought into contact with each other by the heat shrinkable tube 13 and, when the heater wire 12 generates heat, quick thermal response can be obtained. Moreover, as the heat shrinkable tube 13 is provided, heat discharged out from the switch 135 can be suppressed. Therefore, the heat does not give influence upon an external apparatus such as a superconducting magnet part.
Patent JP-2001156040-A (JP)
Title: Method and device for processing single crystal wafer
Inventor: TAKEYASU YUKINOBU
IPC: H01L21/306
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for processing a silicon single crystal and other wafers where improvement in both etching quality and suppressing of generation of NOx are satisfied. SOLUTION: A single crystal wafer comprising a reducing material such as silicon, etc., is soaked in liquid comprising acid solution, containing nitric acid to perform a process such as etching, etc., in the method for processing the wafer. In this method, hydrogen peroxide solution is atomized from the space above the liquid surface for at least a prescribed time during the process where the wafer is soaked in the liquid, and generation of NOx generated by reaction of the reducing material and the nitric acid is suppressed. It is more desirable that atomizing speed of the hydrogen peroxide solution be controlled in a range of about 200-600 cc/min in the surface area of the wafer per unit chemical.
Patent JP-2000163068-A (JP)
Title: Waveform data processor
Inventor: KIKUMOTO TADAO
IPC: G10H7/00
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To prevent unnatural acoustic feeling performance without doing excess work by providing a control means, etc., controlling a mark information giving processing means so as not to give next mark information at a prescribed time after the mark information is given. SOLUTION: The mark information is given by the mark information giving means and the processing of a CPU 10 as the control means, with respect to the waveform data stored in a waveform data area 14b as a storage means. In such a case, the CPU 10 controls the mark information giving processing means so that the mark information giving processing means doesn't give the next mark information at the prescribed time after the mark information is given. Thus, the unnatural acoustic feeling performance is prevented when the waveform data are reproduced from a position on a time base of the waveform data shown by the mark information, and the sound generation is started without any processing after the mark information is given.
Patent JP-H06189036-A (JP)
Title: Substitutive charge request control system
Inventor: MARUYAMA MINORU
IPC: H04M15/00
Filed: 1992-12-17
Abstract: PURPOSE:To reduce the burden of a businessman to lend a portable telephone terminal concerning the substitute charge request control system for requesting the charges of the portable telephone terminal to the designated request destination of a user who barrows the portable telephone terminal. CONSTITUTION:A portable telephone network 1 or a fixed network 2 is provided with a registration part 3, collation part 4, charge calculation part 5 and charge request part 6, the personal identification number of the request destination is stored in the registration part 3, and the user of a portable telephone terminal lent by the businessman subscribed to portable telephone service inputs a request destination subscriber number A and a personal identification number B. Then, the collation part 4 collates the personal identification number and when the collation shows coincidence, the request destination subscriber number is registered on the registration part 3. The charges for speaking of the user by using the portable telephone terminal 7 are calculated by the charge calculation part 5, and the charges are requested to the request destination by the charge request part 6.
Patent JP-H11233261-A (JP)
Title: Organic light emitting diode
Inventor: ANTONIADIS HOMER
IPC: H01L51/30
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To highly efficiently emit a light in the red spectral region for a long time by transmitting the light generated by a field light emitting layer in a positive electrode and by setting dopant to an organic compound of a specific structure. SOLUTION: A light emitting diode is provided with a negative electrode constituted of a first conductive layer, a field emitting layer containing dopant and a transport material, and a positive electrode constituted of a second conductive layer. The dopant is a compound expressed by the formula. In the formula, each of R1 -R4 is selected from a hydrogenat atom, an alkyl group and its substitutional group, an alkoxyl group and its substitutional group, an aryl group and its substitutional group, and a group consisted of a halogen group. Dibenzotetraphenylperifuranten can be cited as a dopant. It is also preferable that the diode consists of an electron transport layer containing a first electron transport member which is sandwiched between the negative electrode and the field light emitting layer and the transport material is composed of the first electron transport material.
Patent JP-H11176724-A (JP)
Title: Vernier device
Inventor: OYA HITOSHI
IPC: G03F9/00
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To improve overlay accuracy, by executing edge detection based on a center of a pattern constituting a vernier, and measuring a deviation amount of overlapping verniers by a central value between obtained vernier edges. SOLUTION: A paired edge (an edge regarding one vernier pattern) is searched relating edge detection windows 12, 12' to a scale of a detected vernier. The edge detection window 12 carries out the search as for upper verniers 1 to 11 and the edge detection window 12' carries a search as for lower verniers 1' to 11'. A deviation amount of upper and lower vernier patterns is given by a distance between a central point of a measured upper vernier pattern and a central point of a measured lower vernier pattern. In an edge detection window, an edge is taken in a direction from the verniers 1 to the vernier 11, calculation is carried out one by on between verniers 1 and 1', 2 and 2',..., 11 and 11', and the scale of a smallest value of difference in calculation result is a deviation amount of the vernier.
Patent JP-H11177235-A (JP)
Title: Manufacture of printed wiring board
Inventor: ICHIKAWA JUNICHI
IPC: H05K3/40
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To prevent burr or peel-off of a copper plating at working, by electro- depositing a photosensitive etching resist film on the surface of a copper plating layer of a through hole of a substrate, and exposing/developing and etching a part of it, in axial direction, at a facing inner wall part of the through hole crossing an outline cutting line, for removal. SOLUTION: On both front and rear surfaces of a board 1 and inner wall surfaces of a slot 2 and a round hole 3, a copper plating layer 4 is formed, and a photosensitive etching resist film 5 is electro-deposited on the surface of them. Then, at facing inner wall parts of the slot 2 and the round hole 3 crossing an outline cutting work line P, a part of the electro-deposition photosensitive etching resist film 5 is exposed/developed by an appropriate width in axial direction. Then etching is processed in axial direction for a part of it to be removed.  Then, by peeling the photosensitive etching resist film 5, a printed wiring board comprising a connection end surface formation through hole in such condition as a part of it is removed in axial redirection at the facing inner wall parts where the copper plating of the slot 2 and the round hole 3 crosses the outline cutting work line P is provided.
Patent JP-H03198225-A (JP)
Title: Optical reproducing device
Inventor: TERASAKI HITOSHI
IPC: G11B7/085
Filed: 1989-12-26
Abstract: PURPOSE:To set the wavelength of playback beam light corresponding to recording density by providing a recording density detecting means which decides the recording density of an optical recording medium by detecting the track pitch. CONSTITUTION:When a disk D is irradiated with laser light C1 at right angles, the laser light is diffracted by a bit array formed on the disk D to generated diffracted light which is intensified in a direction determined by the track pitch. The direction is represented by a specific expression for the incidence direction and, for example, when a sensor 2 is at a distance of 50 mm from the disk D, the position where the diffracted light is made incident is 5 - 6 mm difference between 1.6 mum pitch and 1.4 mum pitch. For the purpose, the sensor 2 is constituted by arraying a position sensors or plural sensors to obtain an output corresponding to the track pitch of the disk D from the sensor 2. This output is applied to a pitch detecting circuit 3 to decide the track pitch according to the specific expression, thereby selecting the wavelength of the playback beam light corresponding to the recording density of the disk.