baber/WOPTO huggingface dataset:
Patent JP-H03211727-A (JP)
Title: Dry etching method
Inventor: FUJII TAKASHI
IPC: H01L21/302
Filed: 1990-01-16
Abstract: PURPOSE:To overetch with high selection ratio without reducing an etching speed at the time of overetching by inserting two steps of forming a deposited film and removing deposit only on a surface to be etched with inert gas plasma between anisotropic etching up to just etching and isotropic etching from the overetching. CONSTITUTION:Etching process gas is supplied from a gas supply port 10 into a vacuum processing chamber, the chamber is evacuated under predetermined pressure, a microwave from a magnetron 7 is introduced via a waveguide 6 to a discharge tube 2, a magnetic field is formed by a coil 8, and plasma is generated in processing gas in the tube 2 by the electric field of the microwave and the magnetic field by the coil 8. Further, high frequency power is applied to a sample base 3 by a high frequency power source 4, a bias voltage is gener ated, ions in the plasma are introduced to a wafer 5 side, and anisotropic etched. Accordingly, overetching can be executed isotropically with high selection ratio while holding an anisotropic shape without reducing the etching rate.
Patent JP-S59131185-A (JP)
Title: Antenna for near-by body measuring device
Inventor: ISHIKAWA HISASHI
IPC: G01S7/03
Filed: 1983-01-14
Abstract: PURPOSE:To make pulse compression upon a reflected wave possible and to improve distance resolution by adjusting and setting properly element intervals of half-wavelength dipole antennas at an unequal length and an equal interval and the feed-point position of a receiving antenna. CONSTITUTION:Pulses with narrow width sent from a transmitter are passed through a balanced-unbalanced conversion circuit 4 for balanced conversion and applied to a dipole antenna having minimum resonance length in a half-wavelength dipole antenna array 2. Then, they strike a body which reflects radio wave successively from higher frequency components, and those arrive to receiving antenna successively from higher frequency components. The receiving antenna has a balanced-unbalanced converting circuit 10 connected where a half-wavelength dipole antenna array 8 has minimum resonance length and it takes a time for a maximum frequency component to reach a power reception point, so that it aligns in phase with a low frequency component which is delayed and received at the power reception point, applied to the balanced-unbalanced converting circuit 10, and sent to a receiver.
Patent JP-H07212650-A (JP)
Title: Film picture input device
Inventor: AISAKA SHIGENORI
IPC: G03B1/00
Filed: 1994-01-20
Abstract: PURPOSE:To prevent the generation of a damaged photo film due to dust depositted on the film due to a static electricity generated during the carrying of the photographic film. CONSTITUTION:A static electricity elimination brush 50 of a conductive member is in contact with other part B than an image pickup exposed face A of a photographic film F. Furthermore, the brush 50 connects to ground via a casing whose potential is 0 in the film picture input device by way of an electric wire 54. Thus, the static electricity generated in the film F during the carrying of the film F is eliminated by the static electricity elimination brush 50 via the electric wire 52, then the static electricity is not stored on the film F, resulting that no dust is depositted onto the film F and the film F is not damaged by the dust.
Patent JP-H09193537-A (JP)
Title: Laser marking method and apparatus
Inventor: SUNADA SHIGEMASA
IPC: B41M5/26
Filed: 1996-01-16
Abstract: PROBLEM TO BE SOLVED: To apply stable marking by preventing the laser beam source from receiving damage by the return beam of laser beam in a laser marking method and apparatus applying marking to a work by irradiating the work with laser beam through a mask. SOLUTION: In a laser marking method marking the surface of a work 4 with a character or mark by irradiating the surface of the work 4 with laser beam through a mask 3 having a character or mark to be marked formed therein as a slit 3a, a through-hole 5a not blocking the character or mark formed in the mask 3 is provided in the mask 3 on the side of a laser beam source 1 and a cover 5 having unevenness formed therein at least on the side of the laser beam source 1 is arranged to irradiate the work with laser beam 6.
Patent JP-S60149666-A (JP)
Title: Azo pigment and production thereof
Inventor: KAWAMURA KIMIHIDE
IPC: C09B29/036
Filed: 1984-01-17
Abstract: NEW MATERIAL:Compounds of formula I , wherein R1 is H, a 1-4C alkyl, (un) substituted phenyl; R2 is a residue of phenylenediamines; R3 is H, methyl, methoxy, halogen; Y is Cl2, (OCH3)2, NH. USE:Red azo pigments having excellent coloring power, resistance to light, solvents, heat and water, etc. PREPARATION:A compd. of formula II obtd. by coupling 2-hydroxy-3-naphthoic acid with a diazonium compd. of 4-aminophthalimide is reacted with a compd. of formula III. Alternatively, a compd. of formula IV is reacted with a compd. of formula V, or a diazonium compd. of 3- or 4-phthalimide (derivative) is coupled with a compd. of formula VI.
Patent JP-H01186511-A (JP)
Title: Superconducting cable
Inventor: FURUKAWA HIROSHI
IPC: H01B12/16
Filed: 1988-01-14
Abstract: PURPOSE:To prevent transmission loss and improve power feed efficiency by feeding a cooling medium to the inside of a cable formed with a tubular body and maintaining the zero-electric resistance state. CONSTITUTION:Yttrium, barium, or copper oxide ceramic is used as a superconducting material to form a tubular body 4. The outer periphery of the tubular body 4 is covered with a heat insulating material 2, a cooling medium 3 is fed to the inside, thereby the tubular body 4 is kept at the superconductive state, the electric resistance of the tubular body 4 of a cable is kept zero. Liquid helium, liquid nitrogen or nitrogen gas is used for the cooling medium 3, which is circulated. The gas evaporated during the circulation and released to the outside is supplied from a tank storing the cooling medium 3. When the electric resistance becomes zero, the current density is increased, the cable can be made lightweight and small-sized. Transmission loss is prevented, and high transmission efficiency can be obtained.
Patent JP-S57119961-A (JP)
Title: Erasing agent for organic film
Inventor: TANIGAWA KEIICHI
IPC: C09D9/04
Filed: 1981-01-19
Abstract: PURPOSE: The titled erasing agent erasing a written letter while leaving a letter electrostatically copied on a film intact without damaging the film surface, which is prepd. from a nonionic surfactant or by the addition of a pilyhydric alcohol to the surfactant.  
     CONSTITUTION: An erasing agent for an org. film is obtd. from a nonionic surfactant such as a polyoxyethylenealkyl ether or by the addition of a polyhydric alcohol such as a polyethylene glycol to the surfactant in order to adjust the viscosity and wetting property. It is possible for the erasing agent to contain 0.01W 100% said surfactant. In erasing a letter, etc. written in an exclusive ink on a film subjected to dry electrostatic copying, it is possible to completely earse the ink without detriment to a copy or damage to the film surface. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S56102433-A (JP)
Title: Wire cut discharge machining method
Inventor: TANAKA YUTAKA
IPC: B23H7/06
Filed: 1980-01-19
Abstract: PURPOSE:To make it possible to perform the wire cut discharge cutting work automatically, by connecting in the workpiece the slanted arc-shaped cut surface with the fixed angle and the equally slanted arc-shaped cut surface on the corner part, using the existing control unit of the arc discharge machining apparatus. CONSTITUTION:By moving the wire electrode 12 on the workpiece 24 along the arc C1, C1'' from the point P0, P0' to the point P1, P1', the arc discharge machining performed for the taper works. In this way, the discontinued part of the two slanted arc-shaped cut surfaces in the workpiece 24 is smoothly connected by the plane slanted cut surface. By moving the electrode 12 on the workpiece 24 along the cut surface and performing the discharge machining, the discharge cutting work can automatically be performed.
Patent JP-H09201019-A (JP)
Title: Method and device for inserting interphase insulating paper
Inventor: SUNOCHI AKIO
IPC: H02K15/10
Filed: 1996-01-16
Abstract: PROBLEM TO BE SOLVED: To surely introduce the connecting leg of interphase insulating paper to a prescribed slot. SOLUTION: The string-like connecting leg 12 of interphase insulating paper 10 is introduced to a slot in such a way that, after the belt-like section 11 of interphase insulating paper 10 is shaped by means of grippers 1 together with a guide rod 3 by turning the grippers 1 around centers A and A' together with pushers 2 and inside guide pins 6 and, at the same time, outside guide pins 7 around centers D and D' while the grippers 1 hold the string-like leg 12 of the paper 10, they are inserted into the inside diameter section of a stator core as one body and guide sections 1a are loosely inserted into prescribed slot openings, and then, the pushers 2 are moved forward while the belt-like section 11 is presscontacted with the internal surface of a coil end by retreating the guide rod 3 and guide pins 7.
Patent JP-H07207802-A (JP)
Title: Roof structure and roof construction method
Inventor: YOKOIE TAKASHI
IPC: E04B7/00
Filed: 1994-01-21
Abstract: PURPOSE:To make it possible to construct a roof having a flat surface easily and thereby reduce a construction period and construction cost as well. CONSTITUTION:A roof structure comprises a concrete layer 9 reinforced with a reinforcing material 2 and a light weight cellular concrete slab 3 which is used as a form material when the concrete layer 9 is placed, and what is more, which is integrated with the concrete layer 9 when it is cured in this roof structure. As for the roof construction method, a form material 1 is laid out on the lower side while a reinforcing material 2 is laid out on the form material 1. The light weight cellular concrete slab 3 is laid out on the reinforcing material 2. Concrete is cast in a space between the form material 1 and the low weight cellular concrete slab 3. After the concrete is cured, the low weight cellular concrete slab 3 is left over while the form material 1 is removed.
Patent JP-H10200128-A (JP)
Title: Manufacture of semiconductor sensor
Inventor: YOKOYAMA ATSUKO
IPC: G01P15/125
Filed: 1997-01-16
Abstract: PROBLEM TO BE SOLVED: To joint only a specified points surely without jointing a rocking part, in a manufacturing method for a semiconductor sensor which comprises a process where a semiconductor substrate having a rocking part is jointed to a glass substrate by anode jointing. SOLUTION: On a hot plate 18, a glass substrate 12 and a silicon substrate 13 are provided. A DC power source 19 is connected through a switch 23 which is opened/closed by a control circuit 22. Such pulse voltage as formed by switching is applied between both substrates 12 and 13. Here, each apply time period of pulse voltage is set to less than one fourth of resonance cycle of a weight part 15, while an application cycle of pulse voltage set to the resonance cycle of the weight part 15 or above.
Patent JP-H05185329-A (JP)
Title: Screw fastening device
Inventor: SASAKI KEIZO
IPC: B23P19/06
Filed: 1992-01-16
Abstract: PURPOSE:To provide a screw fastening device installed in a production line, wherein it is ensured that an object to which a screw is driven and where screw driving is omitted undeliberately is not forwarded to the next stage. CONSTITUTION:A screw fastening device is equipped with a driver part 3 which issues a torque-up signal when a screw is driven in an object and a torque exceeding a certain level is applied, a screw fastening discriminating to hudge whether the screw fastening by this driver part 3 is made perfectly, a counter 6 to count the frequency of this means having judged perfect screw fastening, and a screw fastening frequency discriminating means to judge if the counted value by the counter 6 is identical to the set value. Disengagement of a stopper 1 is executed by a stopper disengaging switch SW2 only when the two values are judged as identical by this screw fastening frequency discriminating means.
Patent JP-H11203049-A (JP)
Title: Drive connection system and drive connection system for optical information recording medium
Inventor: ITO TAMOTSU
IPC: G11B7/00
Filed: 1998-01-14
Abstract: PROBLEM TO BE SOLVED: To disable a normal operation when a drive is connected to another system while using a general-purpose interface without mounting any expensive IC chip dedicated to certification by connecting the drive to a host through performing software processing to a command and a parameter. SOLUTION: In an optical disk reproducing device, a DVD drive 1 and a main body 2 of DVD reproducing device are electrically connected by a connector 3 using a general-purpose interface. In this connector connecting 3, only the paired DVD drive 1 and main body 2 of DVD reproducing device can be connected by software processing without using any IC chip dedicated to certification. Namely, when another system is connected to the general-purpose interface 3, the DVD drive 1 can not be normally operated. Besides, the DVD drive 1 can be normally operated only by the combination of the specified DVD drive 1 and the main body 2 of DVD reproducing device having a specified decoder part.
Patent JP-H11197763-A (JP)
Title: Hemming structure and hemming apparatus
Inventor: UCHIDA TOSHIHIDE
IPC: B21D19/08
Filed: 1998-01-14
Abstract: PROBLEM TO BE SOLVED: To suppress generation of deformation to a minimum in the case that a foreign matter of spatter, etc., is put in between a hemming part. SOLUTION: When a peripheral part 21 of a frame 2 is held between a main body part 11 and a flange part 13 by bending the flange part 13 from the main body part 11 through a bending line 12 , a press face 61 of a punch 6 is inclined for a press face 51 of a die 5 at an angle α. As a result, the flange part 13 , the peripheral part 21 , and the main body part 1 are brought into tight contact each other at a (a) part near an edge 14 of the flange part 1. Farther at the bending line 12 side, a clearance β is formed between the main body part 11 and the peripheral part 21 , a foreign matter of spatter 4, etc., is put in between the main body part 11 and the peripheral part 21 , the foreign matter 4 can be accommodated in the clearance β, a possibility to generate deformation on a skin 1 is suppressed low.
Patent JP-H02184584-A (JP)
Title: Concrete surface hardener
Inventor: TABATA TOSHIKAZU
IPC: C04B40/02
Filed: 1989-01-11
Abstract: PURPOSE:To increase the thickness of a surface hardened layer and facilitate field application by blending an aqueous solution of a silicofluoride with a small amount of a surfactant and, as necessary, a pH adjustor. CONSTITUTION:A small amount of an anionic or nonionic surfactant is added to a silicofluoride e.g. MgSiF6.6H2O, dissolved in water and a pH adjustor, as necessary, is then blended to provide a concrete surface hardener. If the MgSiF6 is used as a hardener, MgO, Mg(OH)2, etc., are used as the pH adjustor in order to approach the surface to a basic pH and H2SiF6 is used to approach the surface to an acidic pH. In use, a 32% aqueous solution of the MgSiF6.6H2O is diluted 2-3 times and applied or sprayed on the concrete surface in 0.2-0.8l/m<2> coating amount. Thereby, a hardened layer having >=2mm thickness can be formed to also improve roughness of surface conditions.
Patent JP-H01181251-A (JP)
Title: Data communication equipment
Inventor: TAKAYAMA MAKOTO
IPC: H04L29/10
Filed: 1988-01-12
Abstract: PURPOSE:To minimize a data transfer time by commanding an optimum data transfer rate in response to error number of a data or a data length of transfer of an optimum data and retransmitting the data based on the condition. CONSTITUTION:When a data is received by a receiver 5, a data check code is checked to detect a block having an error and the error block number is measured and the transmission speed of data or data length of one block of data to be sent are decided in response to the number. Then an error block number and the transfer rate or data length are sent from the receiver 5 to the transmitter 1. The transmitter 1 retransmits the picture data of the error block in the transmission rate or data length decided by the receiver. The retransmission sequence is repeated till no error is detected by the receiver 5 and when no error exists, the data transmission is finished.
Patent JP-S63173092-A (JP)
Inventor: OWADA AKIRA
IPC: G02F1/1333
Filed: 1987-01-13
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-H10196436-A (JP)
Title: Air-fuel ratio controller for engine
Inventor: YOSHIOKA SADAAKI
IPC: F02D41/14
Filed: 1997-01-16
Abstract: PROBLEM TO BE SOLVED: To avoid inconvenience such as engine stalling as well as to decrease the adverse effect of the erroneous learning in an air-fuel ratio controller provided with a learn value of an addition item and a learn value of a multiplication item. SOLUTION: The reference injection amount is corrected by a learn value of an multiplication item, a learn value of an addition item, and the air-fuel ratio feedback correction amount ALPHA, and the fuel injection amount is calculated by a calculating means 28. Two learn values are respectively limited by limiting means 24, 25 that a limiter may falls in the specified range in the total of a value obtained by converting the learn value of the addition item into the rate in relation to the reference injection amount and the learn value of the multiplication item, and the limiter falls in the specified range in the total of two lean values regardless of the reference injection amount. Therefore, the adverse effect of the erroneous learning is decreased, and inconvenience such as engine stalling can be avoided.
Patent JP-S63172982-A (JP)
Title: Scattered rays correcting device
Inventor: KIHARA TOMOHIKO
IPC: G01T1/164
Filed: 1987-01-12
Abstract: PURPOSE:To obtain an image which is quantitatively superior by estimating a scattered component from the energy spectrum of each picture element constituting a gamma-ray image and correcting the image with the estimated scattered component. CONSTITUTION:An input circuit 15 is applied with X and Y position data detected by a gamma camera (not shown in figure and data Z indicating the energy intensity of gamma rays counted for the picture element and they are converted into digital data. Those data are applied to a gathering processing circuit 17 and the data Z in a certain energy range is discriminated by a wave height discriminating circuit 17 and applied to the gathering processing circuit 17 at the same time. The X and Y data from the circuit 17 are recorded in an image memory 18. The energy spectrum of each picture element is stored as the Z data in a memory 19 and a control means 20 estimates the scattered component from its contents and corrects the contents of the image memory 18.
Patent JP-H1030602-A (JP)
Title: Control system for controlling operation of hydraulic cylinder for skid steer loader and control method therefor
Inventor: SAGASER THOMAS M
IPC: E02F9/20
Filed: 1997-01-16
Abstract: PROBLEM TO BE SOLVED: To perform control of the hydraulic cylinder of a skid steer loader. SOLUTION: A control stem 42 controls operation of the hydraulic cylinder of a skid steer loader. The control system is provided with a movable element movable by an operator. A position sensor 46 is coupled to the movable element and provides a position signal displaying the position of the movable element. The control device is coupled to the position sensor so that the position signal is received and based on the position signal, a control signal is generated. A valve spool 52 controls a flow of hydraulic fluid to the hydraulic cylinder. A actuator 50 is coupled to a control device and the valve spool and in response to a control signal from the control device, the valve spool is operated.
Patent JP-S5598310-A (JP)
Title: Water service meter
Inventor: SUZUKI SHINICHI
IPC: G01F1/06
Filed: 1979-01-20
Abstract: PURPOSE: To obtain a water service meter which can determine precisely the amount in the case of the small amount of flow, by providing a partition wall in order to make narrower the flow passage between an inlet passage and an outlet passage in a part of a vane wheel chamber.  
     CONSTITUTION: There are provided a plurality of entrance passages 11b and exit passages 11a at regular interval on an outer periphery of a lower inner case accommodating a vane wheel 12 therein and at an intermediate portion, there is formed protrudingly a partition wall 11c from the internal face of a lower inner case 11 toward a center of the vane wheel so as to make narrower the flow passage of the water service. Further, on a lower surface of the lower inner case 11 and a lower surface of an upper inner case 10, radially extending ribs 15, 17 are formed. Thus, the water service water passing through the entrance passage 11b strikes effectively against the vane wheel to rotate it without flowing along the internal surface of the lower inner case 11, so that in the case of the small amount of flow, the present meter can measure the flow without the deterioration thereof. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S60149870-A (JP)
Inventor: ARAKI TOKINORI
IPC: F25D21/02
Filed: 1984-01-17
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-S5499929-A (JP)
Title: Transformer
Inventor: TOMEKAWA SHIYOUGO
IPC: H01F27/04
Filed: 1978-01-25
Abstract: PURPOSE: To make it easy to transport a transformer on a freight car, by setting a sufficient oil insulation distance between the horizontal part of a lead wire and each of an iron core tightening member and a tank and lowering a main body cover.  
     CONSTITUTION: The oil insulation distance D is made sufficient between the horizontal part 14 of the lead wire 8 and each of the iron core tightening member 6 and a tank 2. The main body cover 3 is lowered. Thereby, the transformer can be transported on a freight car while a part for attaching a bushing pocket 5 is closed with a lid and the main body cover 3 is mounted on the transformer. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S58122637-A (JP)
Title: Tape tension controller
Inventor: ENDOU SATOSHI
IPC: B65H23/18
Filed: 1982-01-18
Abstract: PURPOSE:To obtain a constant tension, by connecting a variable voltage source in series with a fixed power supply disposed in parallel with a variable resistor, differentially amplifying a voltage obtained by changing a slider position of the variable resistor in response to the change of the winding diamter, and driving a motor. CONSTITUTION:A semi-fixed voltage source V3 is used as a boosting voltage, and connected in series with a constant voltage source V2, and two variable resistors VR3, VR4 are connected in parallel with the V2. A slider (b) of the VR3 is interlocked respectively with the winding diameter detection arm of winding and supply reels. A slider (e) of the VR4 compensates the unstable state when the terminal (b) of the VR3 comes close to a terminal (c). A differential amplifer 11 amplifies amoplifies a voltage Vbc between the sliders (b)  and (e) with the amplification factor determined with a resistor R3 and a semi- fixed variable resistor R4, and an output voltage V4 drives winding and supply  reel motors, respectively. The semi-fixed voltage source V3 and the semi-fixed  resistor R3 are adjusted and fixed. Thus, the adjustment with constant tension  from the beginning to the end is performed easily.