baber/WOPTO huggingface dataset:
Patent JP-H07209037-A (JP)
Title: Flow meter
Inventor: OTAKI TSUTOMU
IPC: G01F1/20
Filed: 1994-01-21
Abstract: PURPOSE:To continuously carry out the accurate measurement of flow with a low resistance and no pulsation by removing the inversion of a ball and a flow. CONSTITUTION:A fluid inlet 22 and a fluid outlet 24 are obliquely connected to the lower side of a circular pipe 20, and balls 1 to 12 whose number is equivalent to the sum of number staying in a lower side part A between the fluid inlet 22 and the fluid outlet 24 and number which is more than two and exists in an upper side part B are accomodated in the circular pipe 20, and the number of balls which are pushed by the measured fluid for moving and circulating is detected by a sensor 13 and counted by a counting device 14, and the flow of the measured fluid is computed by an arithmetic unit 15 and displayed on a display device 16.
Patent JP-S60148233-A (JP)
Title: Mixer circuit
Inventor: HASEGAWA MAKOTO
IPC: H03D7/14
Filed: 1984-01-13
Abstract: PURPOSE:To obtain a mixer circuit with excellent noise figure and ternary and secondary distortion characteristics by connecting a choke coil between an input connecting section to which an intermediate frequency signal of a mixer circuit havng a balanced-unbalanced circuit is inputted and a common potential point. CONSTITUTION:A microstrip line forms a signal input terminal 1, a terminal 2 for extracting an intermediate frequency signal and a local oscillation signal input terminal 3. Parallel coupling lines 4, 5, 6, a ground line 8 and a stub 9 form a balanced-unbalanced circuit balun 10 at a local oscillation frequency zoe. The input connecting section 21 as the mixer is connected to the common, and a line 25 having an inductance is connected between a connection section 23 having a choke coil 22 and diodes 17, 18 and a connection section 24 for diplexers 19, 20 for separating input and output signal. Thus, the impednace of the connecting section 21 over a wide band is corrected by the line 25, the connecting section 23 is opened in the terms of high frequency and grounded by a low resistance in terms of DC by means of the coil 22 so as to improve the balance as the mixer circuit and the secondary and ternary distortion characteristics.
Patent JP-S63175278-A (JP)
Title: Switching mechanism for checking head of magnetic disk surface
Inventor: YAMAGUCHI KIYOMI
IPC: G11B33/10
Filed: 1987-01-14
Abstract: PURPOSE:To reduce the dimensions of a switching mechanism in the X axis direction by using an X axis carriage to which a burnishing head and a projection checking head are attached and a Y axis carriage to which the X axis carriage is mounted. CONSTITUTION:A fixed radius line 1a of a magnetic disk 1 is used as an action line of a burnishing head 2 and a projection checking head 5 respectively. Both heads 2 and 5 are switched with each other and performed their functions, when they are moved to the position of the line 1a with the shift of an X axis carriage 8 carried out by the revolution or a drive motor 9. A Y axis carriage 10 holding the carriage 8 is moved by the revolution of a drive motor 11 and carries out a burnishing or projection checking action up to the center from the outside of a magnetic disk 1 along the line 1a. Thus the space occupation factor is reduced since both heads 2 and 5 are attached to the carriage 8. Then a compact switching mechanism is obtained.
Patent JP-H08192546-A (JP)
Title: Ink jet printer
Inventor: MATSUMOTO YOSHIO
IPC: B41J13/00
Filed: 1995-01-17
Abstract: PURPOSE: To provide a printer for which the technical problem in paper-carrying quality is eliminated by a method wherein a mechanism by which a printing head moves in two directions, in the paper discharging direction of a printing paper, is provided, and a mechanism which delivers/discharges the printing paper after completing a printing without performing the feeding/delivering motion of the printing paper, under a state wherein the printing paper is being set at a specified position, is provided. CONSTITUTION: For a printing head 1, a line head is adopted, and a paper cassette 2 is equipped with a hopper 7 wherein a cork 6 is arranged in the length direction of a printing paper 3, at both ends of the hopper 7, a luminar 9 at a discharging port part for the printing paper 3, and a spring 8 to support the hopper. By installing the paper cassette 2 in a printer, under a state wherein the printing paper is set, the printing paper 3 is brought into contact with a paper feeding belt 5 with teeth on one side, which is engaged with a paper feeding pulley 4 with teeth of a paper discharging mechanism, for the constitution.
Patent JP-H06212396-A (JP)
Title: Treatment of carburizing gear
Inventor: MATSUMOTO TAKASHI
IPC: C23C8/38
Filed: 1993-01-14
Abstract: PURPOSE:To improve the pitting resistance by making a tooth surface, tooth base, tooth bottom part in a gear finished by a plasma carburizing treatment the specific structure. CONSTITUTION:At the time of applying the carburizing treatment to the gear finished to a prescribed shape, the plasma carburizing method is used and carbide is precipitated on the tooth surface and on the other hand, the tooth base round part and the tooth bottom part are made into (martensite + retained austenite) structure. Then, as the conditions of the plasma carburizing treatment, e.g. the carburizing temp.: 960 deg.C, C content on the surface: 1.5wt%, carburizing time: 2.5h, quenching temp.: 870 deg.C, quenching oil temp.: 80 deg.C and tempering treatment: air cooling after heating at 170 deg.C for 2h. By this method, without obstructing the productivity, needless to say, the pitting resistance on the tooth surface and fatigue strength of the tooth base part can remarkably be improved.
Patent JP-S58124712-A (JP)
Inventor: JIYANNFURANSOWA GURORIEERU
IPC: A61K8/00
Filed: 1983-01-14
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S59132015-A (JP)
Title: Storage transfer device of electromagnetic energy
Inventor: SASAYA SHINICHI
IPC: G05F1/66
Filed: 1983-01-18
Abstract: PURPOSE:To omit a forcibly commutating circuit to simplify the circuit constitution, by operating an exciting thyristor bridge as a power rectifier to charge a commutating capacitor and operating a transferring thyristor bridge as an inverter. CONSTITUTION:An exciting thyristor bridge 2 is connected to the secondary side of a transformer 1, and this bridge 2 is connected in series to a transferring thyristor bridge 3, and an energy storage coil 4 and a by-pass thyristor 5 are connected in parallel between both ends. A commutating capacitor 6 and a load thyristor bridge 7 are connected in parallel to the AC terminal of the transferring bridge 3, and a load coil 8 is connected to the bridge 7. The exciting bridge 2 is operated as a power rectifier and the transferring bridge 3 is operated as a by-pass pair to store energy. The transferring bridge 3 is operated as an inverter and the load bridge 7 is operated as a power rectifier with respect to transfer of energy, thus exciting the load coil 8.
Patent JP-H07210846-A (JP)
Title: Magnetic head device and its production
Inventor: SAEKI YUKITAKE
IPC: G11B5/17
Filed: 1994-01-21
Abstract: PURPOSE:To obtain a device which is provided with reliability of soldering and ease of assembly by suppressing the length of coil terminals projecting to the rear side of a substrate for connection, thereby eliminating the height of the rear surface and reducing the thickness and a process for production thereof. CONSTITUTION:This magnetic head device is constituted by mounting land patterns 116 of the substrate 114 for connection to be connected to the coil terminals 108A and 109A of a magnetic head 100 projected via a base or gimbal 105 toward the base or gimbal 105. In such a case, the heights of the rear surfaces of the base or gimbal 105 arranged on the rear side of the magnetic head 100 and the coil terminals 108A and 109A projecting from the substrate 114 for connection are made approximately zero. As a result, the magnetic head device formable to the smaller size and thickness is obtd.
Patent JP-S52118617-A (JP)
Title: Preparing pipe joint
Inventor: OOTA RIYOUZOU
IPC: F16L21/02
Filed: 1977-01-20
Abstract: PURPOSE: To easily make the junction working in the insertion sytem joint method for a plastic pipe and the like which uses a hollow rubber ring, an attachment groove and a pipe socket having a concave part which is shallower than the attachment groove. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05188981-A (JP)
Title: Music reproducing device
Inventor: SEKIYA RYUJI
IPC: G10K15/04
Filed: 1992-01-16
Abstract: PURPOSE:To efficiently perform key input operation when the music reproducing device is equipped with plural input devices such as a switch panel and remote controllers and data is inputted from one of the input devices by inhibiting data input except from the input device. CONSTITUTION:Input device name codes are inputted to a device main body by pressing operation start keys set on a switch panel 1 and remote controllers 7A-7C. The input data is stored in a RAM 10 by a CPU 3, only data including the code data matching the input device name code stored in the RAM 10 is accepted among data which are inputted thereafter, and other data are not accepted. When it is judged from the data of a timer 2 that a key is not pressed successively within a constant time, the input device name code in the RAM 10 is cleared and the input of one new operation start key is newly expected.
Patent JP-S58130476-A (JP)
Title: Disk cassette
Inventor: WAKABAYASHI MANABU
IPC: G11B23/03
Filed: 1983-01-19
Abstract: PURPOSE:To prevent damage to a disk, by automatically turning a shutter provided between the disk and a case in interlocking with insertion and removal of the case, by making a hub of the center part of the disk an axis, and opening and closing a window. CONSTITUTION:A half body 13' for forming a case has the almost same structure as a half body which is not shown in the figure, and they are junctioned by the uneven part and formed in one body. To a projecting strip provided on an opening part 16', a ring part 3 of a shutter 7' consisting of the ring part 3 and a plate-like part 5 is fitted to turn it. As for a shutter opening and closing jig 8, a part of notch part 18' is fitted to the end of the plate-like part of the shutter 7', and the other end has a projection 9 and is detained by a spring 10. A rail 15 is a groove having a recessed section, consists of a circular arc-like part 19 and a linear part 20, and the opening and closing jig 8 slide-moves in it. The projection 9 is engaged with a projecting piece in a device body, the shutter 7' turns in interlock with the projection 9 when inserting or removing the case into or from the device, and a window 11 is opened and closed. The other half body has the almost same structure, as well. In this way, the shutter is opened and closed automatically, and damage of the disk is prevented.
Patent JP-S57120835-A (JP)
Title: Polarization scrambler
Inventor: AOYAMA KOUICHI
IPC: G01M11/02
Filed: 1981-01-20
Abstract: PURPOSE:To measure a loss and a connection loss of a single-mode optical fiber accurately by making the polarization direction of backward scattered light random, and eliminating the fluctuation in the waveform to be observed of the backward scattered light. CONSTITUTION:If a part of a fiber 4 to be measured is bent to apply a twist in a direction 115 or 116 thereto, the double refractive axes of the fiber rotate in accordance with this. If this is put to the incident side of the fiber, the plane of polarization of incident pulse light rotates and the plane of polarization of the backward scattered light rotates as well. The twist is applied continuously at a prescribed angular speed during the measurement. The pulse light from a semiconductor laser LD1 passes through a lens 2, a polarization separation type directional coupler 3, a lens 2' and is made incident to the fiber 4. When the pulse light is made incident to the fiber 4, backward scattered light is generated and propagates in the direction opposite from the propagation direction of pulses. this light is separated to two polarization components by the coupler 3, one of which returns to the LD1 and the other enters a photodetector 5. The detector 5 is connected to an averaging processor, where the light is subjected to averaging processing of the outputs of all polarization states.
Patent JP-H05190063-A (JP)
Title: Vacuum circuit-breaker
Inventor: TANIGUCHI YOSHINOBU
IPC: H01H33/66
Filed: 1992-01-17
Abstract: PURPOSE:To improve a breaking characteristic and to make a contact long-life while making an external shape small-sized by causing an end part of a conducting axis on the fixed side to penetrate a sliding contact and insertion- fitting a wipe spring into the conducting shaft on the fixed side. CONSTITUTION:An end part of a conducting shaft 3B on the fixed side of a vacuum valve 1 is connected to a fixed side terminal of while pressing an electrode 2B on the fixed side and an electrode 2A on the movable side by the closing action of the operating part through a wipe spring 5. Then, the sliding contacts 8A, 8B are provided on the fixed side terminal and the end part of the shaft 3B is made to penetrate the contacts 8A and 8B and the spring 5 is fitted on the shaft 3B projected from the valve 1. In this case, the spring 5 is mounted in a mounting length L1 slightly compressed between a flange 3b and the upper terminal conductor 7B. In this way, the number of the connecting parts and inertia of the operation part are reduced up to a prescribed contact clearance being made after the electrode 2A is dissociated from the electrode 2B, so that opening speed and breaking characteristic of the electrode 2B can be raised while obtaining a small-sized external shape and a long life.
Patent JP-S58124273-A (JP)
Title: Thin film silicon transistor
Inventor: UMIGAMI TAKASHI
IPC: H01L29/78
Filed: 1982-01-20
Abstract: PURPOSE:To reduce a threshold voltage and a leak current between a source and a drain and to obtain high mutual conductance due to the increase in carrier mobility, by providing a thin film of ZnS between a thin film of silicon and an amorphous insulating substrate. CONSTITUTION:When the ZnS thin film 6 is provided between the silicon thin film 13 and the amorphous insulating substrate 5, an interface level due to lattice misalignment of the silicon thin film 13 and the ZnS thin film 6 becomes very small, and the effect of instability due to movable cation and the like can be eliminated. Meanwhile the interface level is present at the interface between the ZnS thin film 6 and the amorphous insulating substrate 5, but even though the charges are induced in the ZnS thin film due to the interface elevel, the mobility of said charges is very small and the movable charges are not obtained. Therefore, the back channel effect can be eliminated and the threshold voltage and the leak current between the source and the drain can be reduced.
Patent JP-H07204585-A (JP)
Title: Classifier
Inventor: KANEOKA CHIKAO
IPC: B07B11/00
Filed: 1994-01-25
Abstract: PURPOSE:To improve classification efficiency by preventing the deposition of a grain on the inlet side of a partition wall and sufficiently changing the direction of a carrier gas. CONSTITUTION:A solid-gas mixture G is injected into a classification chamber 2 from an outlet 35 as a supersonic current by a supersonic current generating means 3. The inside of the classification chamber 2 is divided into a coarse grain recovery passage 21 and a fine grain recovery passage 22 by partition walla 41, and a grain recovery means 4 is furnished to generate a standing impulse wave S in the supersonic current of the mixture G and to separate the coarse grain Pr and the fine grain Pf. A flange projected inside and with the face 43 opposed to the outlet 35 flattened is provided on the inlet end of the partition walls 41 of the grain recovery means 4. The inlet 23 between the tips of the flanges 42 is made larger than the outlet 35, and the partition wall 41 is formed with a couple of parallel flat sheets.
Patent JP-S5813241-A (JP)
Title: Leaf spring for vehicle
Inventor: HORI JIYUNICHI
IPC: F16F1/368
Filed: 1981-01-19
Abstract: PURPOSE:To contrive cost reduction while securing sufficient strength, by providing strengthened fiber only on four corner surface layers other than a part where stress is comparatively small, in a leaf spring made of FRP. CONSTITUTION:Divided carbon fibers 2 are provided concentratively on surface layer parts 1c, 1d, 1e and 1f at four corners other than these core parts 1a and 1b, as not so big stress is generated on the vertical core part 1a of a leaf spring 1 made of strengthened fiber resin when a vertical bending load is applied and not so big stress is generated on the lateral core part 1b when a lateral bending load is applied. With this, cost reduction can be contrived.
Patent JP-H01186627-A (JP)
Title: Preparation of passivation film of semiconductor device
Inventor: NEGORO TAKAAKI
IPC: H01L21/316
Filed: 1988-01-14
Abstract: PURPOSE:To prevent fluctuation of a threshold voltage of a MOSIC after plasma CVD treatment, by forming a passivation film of a plasma SiO2 on a surface, by performing plasma CVD treatment on a semiconductor element surface under a specific condition. CONSTITUTION:When a passivation film (insulating protective film) is formed on a surface of a semiconductor of a MOSIC and the like, plasma CVD treatment is performed on a surface of a semiconductor element to form a passivation film of a plasma SiO2 film on the surface under a condition that a deposition pressure is above 1.30Torr and a used gas is N2O/SiH4 of a flow rate of 10 or less. As a result, it is possible to prevent a threshold voltage from fluctuating after the plasma CVD treatment of the semiconductor element such as a MOSIC.
Patent JP-H05188111-A (JP)
Title: Transistor inspecting apparatus
Inventor: ITO MASATAKA
IPC: G01R31/26
Filed: 1992-01-17
Abstract: PURPOSE:To improve the accuracy of defect inspection of a transistor. CONSTITUTION:A measuring electrode 13 opposite to an electrode 11 to be measured which is connected to a transistor 12 to be inspected is vibrated by a piezoelectric vibrator 14. A signal processing circuit 16 detects current flowing through the measuring electrode 13 by a change in capacitance between both electrodes due to the vibration of the measuring electrode 13 and outputs vibration voltage having a dc component according to the average current value to the piezoelectric vibrator 14. Thus a vibration center position of the measuring electrode 13 is corrected according to a change in the average current value from the measuring electrode 13 caused by a change in the average distance between both electrodes to maintain the average distance between both electrodes constant, improving the accuracy of defect inspection of a transistor.
Patent JP-H01181189-A (JP)
Title: Electronic cash register
Inventor: SATO MITSUHIRO
IPC: G07G1/12
Filed: 1988-01-14
Abstract: PURPOSE:To correspond to plural special prices and to correspond even when plural periods, for which the special prices are acknowledged, are superimposed by setting and processing with the price of the special price memory for which the period is set from the latest date among plural special price memories. CONSTITUTION:A memory means 1 has an ordinary memory 2 to set an ordinary price and plural special price memories 3 and 4 to set the price for which the period is set and the period to apply the price and the special price is set to respective memories. A judging means 6 judges whether or not the present date of a timing means 5 is included in the period of the special price memories 3 and 4. The special price memories 3 and 4 to set the period among the date latest to the present among the special price memories 3 and 4 judged to be included in the period of the special price memory by the judging means 6 are selected by a selecting means 7. When the date is not included in any of the special price memories 3 and 4, the price set at the ordinary memory 2 is selected.
Patent JP-H06215094-A (JP)
Title: Graphic preparing device
Inventor: FUKUDA YOSHIFUMI
IPC: G06T11/20
Filed: 1993-01-19
Abstract: PURPOSE:To convert a position relation of a control point and a curve, which is indirect conventionally, so that a position operation of the curve can be executed directly by an operation of the control point, in the case of preparing a free curve in an interactive graphic preparing device by a three-dimensional computer graphics. CONSTITUTION:By preparing a virtual control point separately from a control point inputted from an input part 101 in a graphic preparing part 106, an end point of a curve is without fail superposed on an end point of an inputted control point group. A user can input a curve almost similar to what the user intends, by instruction of a coordinate by an intuitive method. Also, two curves can be connected simply.
Patent JP-S61165895-A (JP)
Title: Driving method of nonvolatile memory
Inventor: IKEDA NOBUYUKI
IPC: G11C16/04
Filed: 1985-01-17
Abstract: PURPOSE:To attain an erasing action with a plastic package sealing device by applying the voltage of a level higher than the voltage of the normal writing mode between a control gate and a drain. CONSTITUTION:For injection of electrons, a writing action is carried out by applying the voltage of a high level to a control gate 4 and a drain 2 and by injecting hot electrons produced at a place close to the drain 2 to a floating gate 3. When the votlage higher than the voltage of the normal writing mode, the written electron of a memory cell is extracted through the gate 4 by a field discharging phenomenon. Thus the threshold value of the memory cell is reduced again. This fact is consequentially equal to a case where the threshold value is reduced with irradiation of ultraviolet rays. Then the electrons are extracted electrically after sealing for reduction of the threshold value. Thus an erasing action is possible.
Patent JP-H04239680-A (JP)
Title: Printer controller
Inventor: TAKAGI KAZUYA
IPC: B41J29/46
Filed: 1991-01-24
Abstract: PURPOSE:To enable investigation of an exact damage cause and an optimum maintenance operation to be performed by a method wherein history information concerning the damage and the maintenance is reserved in a printer. CONSTITUTION:When maintenance history information is written in an alarm and maintenance history information memory 6, a maintenance person operates a write data switch 7 to input a maintenance execution date and a maintenance code, which are sent to an alarm and maintenance history information memory control circuit 5. The memory control circuit 5 writes them in an information memory 6. When a content of the information memory 6 is read to be sent to an upper device 1, the maintenance person sends a maintenance information read command 12 to a memory controller 5 from an operation rate of the upper device 1. The memory controller 5 reads the content of the information memory 6 by this command and sends it to a maintenance history information sending circuit 8. The information sending circuit 8 sends it as a maintenance information read data 13 to the upper device 1.
Patent JP-H01185197-A (JP)
Title: Power supply device for car
Inventor: MASUNO KEIICHI
IPC: H02J7/14
Filed: 1988-01-18
Abstract: PURPOSE:To generate line voltage of two systems at a low cost, by setting an ON/OFF-controlled switching element between a high tension system and a low tension system. CONSTITUTION:The output of a DC generator 1 having the rated voltage of 48V is fed to the battery 2 of 48V, and is fed to the load 2 of a 48V system via a switch 31. In the meantime, by a voltage converter 4, 48V is converted to 12V, and the voltage is fed to loads 5, 6 via switches 51, 61. As a result, a system line voltage can be generated, and the weight of the wiring of a car can he easily lightened.