baber/WOPTO huggingface dataset:
Patent JP-H0355828-A (JP)
Title: Impurity diffusing liquid for semiconductor element and manufacture of impurity diffusion layer using same liquid
Inventor: MORISHIMA HIROYUKI
IPC: C08G77/48
Filed: 1989-07-25
Abstract: PURPOSE:To prevent the generation of a foreign matter and the generation of corrosion to a semiconductor element, and to equalize the concentration of an impurity after spin coating by containing a reactant obtained by reacting specific poly-ladder organosiloxane and metallic alkoxide compound in the presence of a solvent and a catalyst respectively. CONSTITUTION:A reactant acquired by reacting poly-ladder organosiloxane represented by a general formula (I) shown in formula and a metallic alkoxide compound represented by a general formula M(OR)m in the presence of a solvent and a catalyst is contained. Where R1 in formula represents the same or different lower alkyl group or phenyl group, R2 the same or different hydrogen, lower alkyl group or phenyl group, (n) the integers of 10-1000, M a metallic atom, R a 1-4C alkyl group or aryl group, and (m) an integer equal to the valency of the metallic atom M. It is favorable that antimony, phosphorus or arsenic is used as said metallic atom M. Said impurity diffusing liquid is applied onto the surface of a semiconductor substrate and dried and diffused, thus forming an impurity diffusion layer.
Patent JP-H1133060-A (JP)
Title: Wheelchair
Inventor: MIYOKAWA TAKUMI
IPC: A61G5/02
Filed: 1997-07-17
Abstract: PROBLEM TO BE SOLVED: To allow a user whose one lower limb and one upper limb are disabled to use a wheelchair by arranging a driving device, through which one of main wheels is rotationally driven by a lower limb, in a frame. SOLUTION: A seat part is arranged in the upper part of a frame 20 in a wheelchair 10, and two universal wheels 35 on the left and right sides are supported rotationally in the front lower part of the frame 20. In both side parts of a rear part of the frame 20, two main wheels 40, 41 on the left and right sides are supported rotationally, and in the frame 20, a driving device, through which one of the main wheels 40, 41 is driven by means of a lower limb, is arranged. A foot pedal 63 is fixed in the tip part of a driving lever 60 fixed to a rotary shaft 59 to which a large sprocket 58 is fixed, and one end of a chain 64 is wound on the large sprocket 58 so as to be fixed, while the other end is wound on a small sprocket 45 incorporating a one-way rotational clutch connected to the main wheels 40, 41 so as to be fixed to the lower part of a supporting plate 56 via a return spring 65.
Patent JP-H0241164-A (JP)
Title: Deodorant and its preparation
Inventor: TANAKA AKIO
IPC: A61L9/01
Filed: 1988-08-01
Abstract: PURPOSE:To obtain a deodorant having excellent durability by constituting said deodorant by bonding a specific metal ion to the amidoxime group contained in a compound. CONSTITUTION:A deodorant is formed by bonding at least one metal ion selected from a group consisting of aluminum, chromium, zinc, nickel, lead, titanium, indium and zirconium to the amidoxime group of an amidoxime group- containing compound. The coordination of the metal ion with the amidoxime group is achieved by a method for heat-treating the amidoxime group-containing compound in the metal ion-containing aqueous solution. This deodorant shows marked deodorizing action effect by its chemical reactivity, catalytical reactivity and physical adsorbability and can be utilized in an arbitrary shape.
Patent JP-H0536031-A (JP)
Title: Grinding controller
Inventor: TOMITA KATSUHIKO
IPC: G11B5/31
Filed: 1991-07-31
Abstract: PURPOSE:To improve a working efficiency by operating the management of the dimension of the grinding area of an object to be ground in parallel with the grinding operation by a control means. CONSTITUTION:A grinding controller 1 is equipped with a grinding device 2 having a shaft 2a formed like a disc of a conductive material such as an Sn, and a jig 5 constituted of a four-sided jig made of the conductive material arranged in parallel with the grinding device 2 at a prescribed interval, and a prismatic jig made of the conductive material attached to the outside of the four sides. Moreover, this device is equipped with a magnetic head assembly 6 as a rectangular parallelipiped object to be ground, which is attached to the lower face side of the four-sided jig, and whose lower face is connected with the upper face of the grinding device 2. The grinding controller 1 detects the continuity of conductive patterns provided at the both corners of the upper face of the prismatic jig with the grinding device 2, and the detected result is transmitted by a pair of continuity detecting means 11 as an optical signal, and this light is received by a pair of light receiving means 12. Then, the output signal is processed, and a control signal for driving the rotation of the jig 5 and the grinding device 2 is controlled by a control means 13. Thus, the manage of the grinding operation can be exactly operated in parallel with the management of the dimension of the grinding area, so that the working efficiency can be improved.
Patent JP-S6253186-A (JP)
Title: Method of driving small-sized synchronous motor
Inventor: YOSHIKAWA SHINICHI
IPC: H02P1/46
Filed: 1985-08-30
Abstract: PURPOSE:To regulate the direction of rotation of a rotor in one direction at all times even when source frequency changes by making the phase of frequency in case of starting or stoppage different from that in case of driving by other frequency. CONSTITUTION:A synchronous motor 1 is connected to a power supply 3 at 50Hz or 60Hz through a Triac 2 for switching. A control circuit 5 generates a gate signal S at a 'H' level for a driving period (t). The starting time t1 of the generation of the gate signal has the same phase at both supply voltage E1 of 50Hz frequency and supply voltage E2 of 60Hz frequency, and is given on a voltage value of 0. The stopping time t2 thereof is set at the time of mutually inverted phase between supply voltage E1 and E2.
Patent JP-S6436026-A (JP)
Title: Photo-etching
Inventor: SHINOHARA KEIJI
IPC: H01L21/3065
Filed: 1987-07-31
Abstract: PURPOSE:To obtain a less damaged semiconductor with the less number of processes by a method wherein, after the semiconductor has been dry-etched inside a reaction chamber by using fluorine gas, the semiconductor is photo- etched selectively inside the reaction chamber by using a chlorine gas. CONSTITUTION:A silicon semiconductor is dry-etched inside a reaction chamber 9 by using a fluorine gas 5a as a reaction gas; an unnecessary natural oxide film on a poly-Si film 12 as the silicon semiconductor is removed; after that, the poly-Si film 12 photo-etched selectivery inside the reaction chamber 9 by using a chlorine gas 5b as the reaction gas, and is removed. A photo-etching operation is executed by a reaction of the activated poly-Si film 12 with a chlorine radical decomposed by the light of the chlorine gas 5b. By this setup, a process to dry the semiconductor is not required; it is possible to shorten a duration until the photo-etching operation is started.
Patent JP-H0481063-A (JP)
Title: Facsimile equipment
Inventor: TAKAHASHI TOSHIHIKO
IPC: H04N1/32
Filed: 1990-07-20
Abstract: PURPOSE:To unnecessitate the use of a complicated command/response when starting transmission and to shorten time for transmission by adding additional information before a picture data, transmitting/receiving the information, using a standard control signal, and transmitting the additional information of a transmitting telegraphic message similarly to picture information. CONSTITUTION:An additional data to be transmitted with transmitting information stored in an additional information storage part 1 is inputted as a signal 13, and a transmitting data switching part 3 adds a header showing the head and outputs the data to a communication control part 4 as a signal 34. The data switching part 3 outputs a picture data 23 from a picture data input part 2 to the communication control part 4 as the signal 34 continuously to the additional data. The signal 34 generated in this way is transmitted according to the communication control process of a facsimile by the communication control part 4. On the other hand, a signal 47 outputted by the communication control part 4 is outputted to an additional information display part 5 and a picture data output part 6 as an additional data 75 by a received data switching part 7. Thus, the control process is simplified when starting transmission and time until starting transmission is shortened.
Patent JP-H0242767-A (JP)
Title: Photodetector with built-in circuit
Inventor: KUBO MASARU
IPC: H01L27/14
Filed: 1988-08-01
Abstract: PURPOSE:To make a high-speed and high-sensitivity photodetector with a built-in circuit by a method wherein a photodetector is formed in a part of a high- resistivity epitaxial layer corresponding to a recessed part and a circuit element is formed in a flat part of a low-resistivity epitaxial layer of a second conductivity type. CONSTITUTION:A high-resistivity epitaxial layer 4 is formed in a recessed part of an epitaxial layer 3 of a second conductivity type; a photodetector is formed in this part; a circuit element is formed in a flat part of the low- resistivity epitaxial layer 3 of the second conductivity type. Since the photodetector is formed in a part of the high-resistivity epitaxial layer 4 having a certain thickness, both targets of a high speed and an increase in sensitivity are achieved; the circuit element is formed in the part of a thin and low-resistivity epitaxial layer 3; accordingly, when a transistor is formed in this part, the epitaxial layer whose resistivity and thickness are optimum can be used. Thereby, the high-sensitivity photodetector with a built-in circuit can be obtained.
Patent JP-H0921137-A (JP)
Title: Device for relieving disturbance in surrounding natural ground in pneumatic caisson
Inventor: KOMURA KIMIO
IPC: E02D23/08
Filed: 1995-07-04
Abstract: PROBLEM TO BE SOLVED: To relieve disturbances in surrounding ground arising from side earth pressure oh occasion of sinking a caisson body, and to make stabilized sinking possible for the caisson body. SOLUTION: A plurality of air intakes 4 are provided at specified intervals at the periphery of a caisson body 1, and air chambers 5 are provided at the inside of a row of the air intakes. Air passages 7 for releasing air to the outside air above the ground through the inside of the side wall of the caisson body 1 are connected to the air chambers 5.
Patent JP-S5893383-A (JP)
Title: Memory data reading method in semiconductor device
Inventor: YAMAGUCHI YASUHIRO
IPC: G11B7/005
Filed: 1981-11-30
Abstract: PURPOSE:To read the memory data by a method wherein a semiconductor device provided with a hetero-junction is radiated from light rays to write data and the data are read by means of radiating the data from the light rays with longer wavelength than that of the light rays for writing. CONSTITUTION:The data may be written by means of irraidating a semiconductor element with hetero-junction from memorizing light rays and the intensity of irradiation of the reflected light rays radiated from the longer wavelength light rays are different between the region where the free electrons are increased by light ray irradiation and the region where the electron concentration of free electrons are constant and the reflecting power declines in the region where the electron concentration is intensive due to the light ray absorption by said free electrons. Consequently it may be possible to write the data scanning the light rays with longer wavelength exceeding 10mum and reading the intensity of the reflecting light rays using a photodetector by means of partially radiating a semiconductor from laser light beams around 0.7mum at the low temperature of 77 deg.K and scanning the electron concentration of the part concerned.
Patent JP-H0243282-A (JP)
Title: Liquid crystal composition and liquid crystal element made by using it
Inventor: TERADA MASAHIRO
IPC: C09K19/46
Filed: 1988-08-03
Abstract: PURPOSE:To obtain a chiral smectic liquid crystal composition which has a high speed of response and such a wide drive temperature margin that good matrix drive of all picture elements can be realized even if there is some temperature variation on the display area of an element by mixing three kinds of specified liquid crystal compounds together. CONSTITUTION:A ferroelectric chiral smectic liquid crystal composition is prepared by mixing a compound (A) of formula I [wherein R1 is (substituted) 1-18C alkyl; R2 is (substituted) 1-14C alkyl; X1 and X2 are each a single bond, -O-, a group of formula II, etc.; m is 0 to 7; n is 0 or 1]; a compound (B) of formula III [wherein R3 and R4 are each (substituted) 1-18C alkyl; X3 and X4 are each a single bond, a group of formula IV, etc.; Z1 is a group of formula IV, -OCH2-, a single bond, etc.; groups of formula V and formula VI are each a group of, e.g., formula VII or VIII, and a group of formula IX is a group of formula VII or X, provided that at least one of the groups of formulas V, VI and IX is a group of formula X or VIII]; and a compound (C) of formula XI [wherein R5 and R6 are each (substituted) 1-18C alkyl, at least one of which is optically active; X5 is a single bond, -O-, a group of formula II, etc.; X6 is a single bond, -O-, a group of formula II, etc.].
Patent JP-H07173787-A (JP)
Title: Apparatus for cleaning rotating filter
Inventor: GERUHARUTO KOTEICHIYUKE
IPC: D21F1/32
Filed: 1994-08-16
Abstract: PURPOSE: To provide a cleaning device for surely washing circulating double filters respectively with plural steps. CONSTITUTION: In the cleaning of the double filter for forming belt-like paper in a paper-making machine, a blowing opening part of an air-blowing device 2 connected with a source 62 of compressed air is arranged between a stranding bar 41 and a discharging bar 42 inside the loop above a guiding drum 21a of a first endless loop filter 11 which runs from the upper part to the lower part through a filter zone and a water-spraying device 3 toward a wedge-shaped gore 45 which is formed between the stranding bar 41 and the filter 11 outside the loop is disposed. Likewise, the opening of a water-spraying device 3A is disposed in the wedge-shaped gore 45A which is formed between an air-blowing device 2A which locates the blowing part thereof between two bars 38 and 39 above a guiding drum 22a of a second filter 12, the bar 39 and the filter 12.  Water stream from the water-spraying devices 3 and 3A is converged to the gores 45, 45A through the filters 11 and 12, at the same time, are passed through the filters 11 and 12 again in the opposite direction by an air beam and, thus, the two-stage washing is executed.
Patent JP-H1172063-A (JP)
Title: Fuel injection valve
Inventor: DITTUS BERND
IPC: F02M61/16
Filed: 1998-07-08
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injection valve with which the friction radius can be maintained constantly in a high degree. SOLUTION: An fuel injection valve of an internal combustion engine includes a tension nut 5 and valve element l fastened to a valve holder 7 firmly. In a hole 9 provided in the valve element, a valve member 11 is guided slidably in the axial direction, and the hole is equipped with a pressure chamber 29 expanded in the radial direction, in which 29 a supply passage 37 extending in parallel with the hole is opened. The tension nut has a ring-shaped shoulder 44 formed internally in a conical shape and is thereby contacted with a ring- shaped step 45 furnished on the valve element at the level corresponding to the pressure chamber so as to fasten the valve element to the valve holder.  The ring-shaped step is curved on its side confronting the shoulder, and a supporting point extending ring-shapedly is generated at a certain distance from the axis of the valve member, and with this point the conical ring-shaped shoulder contacts in the assembled condition.
Patent JP-2001024486-A (JP)
Title: Or oscillation circuit
Inventor: TAKENAKA TOSHIKAZU
IPC: H03B5/20
Filed: 1999-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a CR oscillation circuit outputting exact oscillation frequen cies by correcting the state of a port even when the fluctuation of each part is generated. SOLUTION: An R part of a CR oscillating part is constituted by connecting a resistance R0 with each of n+1 resistances R(n)-R(0) having value of r.20-r.2n respectively (R0 and r are prescribed values and n is an integer) in parallel, and the connection pattern of each resistance is set by ports P0-P11 of a microcomputer 2 so that arbitrary frequencies can be oscillated in this CR oscillation circuit. The microcomputer 2 measures oscillation frequencies corresponding to two kinds of resistance connection patterns for turning on/off all the connection states of the resistances R(n)-R(0) by counting a signal of p20, and obtains and sets a resistance connection pattern corresponding to the arbitrary frequencies from the value by interpolation.
Patent JP-H0355895-A (JP)
Title: Connecting device for printed wiring board
Inventor: KATANOSAKA TERUYA
IPC: H05K3/40
Filed: 1989-07-25
Abstract: PURPOSE:To reduce the cost of a printed wiring board and manufacturing steps by connecting both side surfaces by a jumper wire having a bent part connected to a copper foil of d second surface near a first surface from a leg connected to a copper foil of the first surface and the other second surface. CONSTITUTION:A jumper wire 11 is inserted into a first insertion hole 17, and pressed toward a second hole 16 of a square hole from a jumper insertion surface. Then, a bent part 11A is formed at the wire 11, and exposed at a solder dip surface. When it is eventually dipped, since the bent part of the wire is disposed near the solder surface, solder is sucked through the bent part 11A, and a copper foil 13B of the second surface near the bent part is connected to a copper foil 13A of the first surface. Accordingly, the copper foils of both- side surfaces can be connected by only the wire without plating the hole.
Patent JP-2001019426-A (JP)
Title: Process for recovering barium hydroxide
Inventor: TOKIHISA MASAYOSHI
IPC: C01F11/02
Filed: 1999-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a barium hydroxide recovery process capable of recovering recyclable barium hydroxide in a high yield. SOLUTION: This process comprises: adding barium hydroxide to a waste plastic material containing chlorine; subjecting the mixture to pyrolysis to obtain a solid fuel containing barium chloride; combusting the solid fuel to form combustion ash; and recovering barium hydroxide from the combustion ash by using a procedure that involves washing the combustion ash with water to elute barium chloride in the ash into water and subjecting the eluted barium chloride to ion exchange to form barium hydroxide.
Patent JP-H0724779-A (JP)
Title: Cutting edge positioning device at slitter
Inventor: KAMIYAMA MINORU
IPC: B26D1/24
Filed: 1993-07-07
Abstract: PURPOSE:To improve production efficiency by making the positioning of automatic cutting edges possible inexpensively and with simple structure in the case of a slitter device which slits a wide web in plurality and in a width direction. CONSTITUTION:In the case of a cutting edge device at a slitter made up by being provided with plural cutting units A to cope with the number of slits in the width direction of a wide web, first and second guide rails 2, 3 are laterally provided in parallel with each other over the width direction of the web, and at the first guide rail 2, plural cutting units A to cope with the number of units are furnished slidably and also fixably at a position after position setting, and in the meantime, the position fixing of the cutting units A is released at the second guide rail 3, and a cutting unit transfer device B to hold a cutting unit is furnished so as to be able to travel freely along the rail 3, and by moving the cutting unit transfer device B to a desired position by means of a sending screw 20 that can rotate forward and reversely, and then conducting position, setting, a cutting unit A can be fixed at this position.
Patent JP-H1120850-A (JP)
Title: Housing lid
Inventor: TEJIMA TAKAYA
IPC: B65D43/16
Filed: 1997-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a housing lid which can be folded both in a mountain folding manner and a valley folding manner dependent on ease of use of a purchaser. SOLUTION: A housing lid wherein a lid can be put on an opening O of a housing part 1 of a top face opening O is an integrally molded product comprising a pair of split lid parts 21, 22 and a short tabular hinge 23 which connects a top edge α and a bottom edge B at side faces opposite to both lid parts. In this case, recessed tying parts 23a and 23b for hinge are formed on both faces of the hinge 23. That is, when the lid part 21 at this side is pushed backward, the lid parts 21 and 22 are folded up in a mountain folding manner at the tying part 23b so as to rise. The lid parts 21 and 22 are smooth as they move on a receiving face 11 slidably. When the lid parts 21 and 22 come to rise, the whole of the opening appears.
Patent JP-H0862716-A (JP)
Title: Positioning device for film
Inventor: SUTANREI WAADO SUTEIIBUNSON ZA
IPC: G03B1/62
Filed: 1995-07-28
Abstract: PROBLEM TO BE SOLVED: To suppress film advance at the time of positioning a frame inside a camera, to abandon a separate mechanism for rewinding and to automatically link the respective mechanisms of film traveling, shutter releasing and film rewinding. SOLUTION: A positioning mechanism is composed of a member 40 for positioning, provided with a pair of connection parts to be connected to pierced holes, provided on a frame feed type film 20, the first connection material 70 of a rotary type provided with a first rotation center 72 and an oblique surface 79, a second connection material 80, provided with a second rotation center 84 and an extended suppression part 86, a high-strength lever 88 provided with first and second projection parts 96 and 98 and a free end 105, a shutter release button 110 and a projected tab.
Patent JP-S5983334-A (JP)
Title: Image display device
Inventor: HIRATA YOSHIHIRO
IPC: H01J37/28
Filed: 1982-11-02
Abstract: PURPOSE:To enable a plural number of scanning images to be displayed at high speed on the picture screen of a single cathode-ray tube by providing a means for switching the outputs of scanning-signal producing circuits alternately and a means for reducing the frequency of the output signal to one divided by an integer when the output of a Y scanning signal is supplied to an X deflection coil for a charged beam. CONSTITUTION:The output signals of an X and a Y scanning-signal producing circuits supplied to the deflection means of a cathode-ray tube 3 and coils for deflecting an electron ray 7 are made in opposite by switching the terminals of interlocked switches (S4) and (S5) for switching a mode for displaying a usual scanning image and a mode for displaying a plural number of scanning images from (a) (b). When the switch (S5) is connected to the terminal (b), the frequency of a Y scanning signal becomes half, and an X scanning signal is supplied to a deflection coil 8Y. The X and the Y scanning signals, respectively, are supplied to the deflection means 4X and 4Y of the cathode-ray tube 3 thereby displaying a secondary-electron scanning image on the right half of the cathode-ray tube 3, both surfaces of which are vertically scanned, and displaying an X-ray scanning image on the left half.