baber/WOPTO huggingface dataset:
Patent JP-H0886380-A (JP)
Title: Pilot valve
Inventor: HAYASHI FUMIYA
IPC: F16K31/42
Filed: 1994-09-13
Abstract: PURPOSE: To provide a pilot valve whereby the service life of pistons driving a valve element can be prolonged and made compact. CONSTITUTION: Piston boxes 11 and 12 are installed on both sides of a valve main body 4 of a main valve 1 which is provided with multiple ports and an axial valve hole 6, and protruded parts 13a and 15a extending to the valve hole are installed in cylinder chambers 13 and 15 which are provided in the piston boxes 11 and 12. Also pressing parts 14a and 16a which press a valve element 9 and recessed parts 14b and 16b on which the protruded parts slide are provided are provided on pistons 14 and 16 so as to guide the sliding of the pistons by the relative sliding movement of these protruded and recessed parts. Thus the service life of an active valve can be prolonged and made compact because it is not inclined even if the width of the pistons in sliding direction is small.
Patent JP-2000077427-A (JP)
Title: Manufacture of semiconductor device
Inventor: MATSUNAGA NORIHIKO
IPC: H01L21/338
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device, which equalizes the lengths of the overhang parts of a T-type gate electrode to each other. SOLUTION: This semiconductor device is one constituted into a such a structure that a first resist 32 is applied on a semiconductor substrate 31, a transmitting film 33 for transmitting exposure light is formed on this resist 32, a second resist 34 is applied on this film 33, the outer peripheral parts and the central parts of the resist 34, the film 33 and the resist 32 are removed, the resist 34, the film 33 and the resist 32 are exposed, the exposed part of the resist 34 is developed, overhang formation parts are formed, and after the exposed part of the film 33 is etched, the resist 32 is made slightly soluble, the unexposed parts of the central parts of the resist 34, the film 33 and the resist 32 are exposed and developed, a pillar formation part is formed,  a metal film 39 is deposited on the upper parts of these overhang formation parts and the upper part of the pillar formation part, and a T-type gate electrode is formed on the metal film 39.
Patent JP-2000074293-A (JP)
Title: Lubricating method in ultra-high vacuum
Inventor: HONDA FUMIHIRO
IPC: F16N17/06
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain the low frictional coefficient <=0.01 by restraining the plastic flow of a lubricating thin film in friction in an ultra-high vacuum. SOLUTION: A diamond pin 20 having the spherical tip having the radius of curvature in the range of 1 to 20 mm and the mean surface roughness of 10 nm or less is arranged on an Ag thin film 15 having the mean thickness in the range of 0.26 to 100 nm and formed on the front surface of a silicon base plate 16 having the mean surface roughness of 1 nm or less in an ultra-high vacuum by applying load (f) in the range of 125 to 500 mN, and this pin 20 is slid on the Ag thin film 15 at the speed in the range of 0.01 to 0.1 mm/sec.
Patent JP-H0290697-A (JP)
Title: Printed wiring board
Inventor: NAKAMURA HIROBUMI
IPC: H05K3/28
Filed: 1988-09-28
Abstract: PURPOSE:To prevent a solder bridge from occurring between circuit patterns by a method wherein insulating resin is formed not only against a circuit pattern component packaging pad and a conductor layer of a through-hole land but also on the primary face of a printed wiring board other than a conductor pattern leaving no gap, where the thickness of the insulating resin is equal to or more than that of the conductor layer. CONSTITUTION:A film-like photosensitive resin 4 is deposed in tension on an insulating board 1 through a laminator so as to block the upper and the lower opening of a through-hole 1a. The photosensitive resin 4 is exposed to light through the intermediary of a mask film 3 and then subjected to a developing treatment for the formation of an etching resist pattern 4a, and the exposed part of a conductive layer 2 is subjected to an etching treatment to form a required circuit pattern 2a. And then, photosetting insulating resin layer 6 is uniformly applied onto the whole face of the board and photo-set. Then, the insulating resin layer 6 is flatly polished to expose the etching resist pattern 4a, and the pattern 4a is excoriated off to be removed. Next, insulating resin is applied onto a non-soldering part through a screen printing for the formation of a required insulating resin pattern 5.
Patent JP-2000075100-A (JP)
Title: Charged particle irradiation device
Inventor: NAKAGAWA TAKAFUMI
IPC: A61N5/10
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To reduce the number of component equipment and to improve economy and working efficiency by providing a deflection electromagnet, a plurality of medical treatment rooms, a rotary gantry, and the like and arranging a beam being emitted from the rotary gantry on a circumferential surface with an electromagnet for branching beams as a center. SOLUTION: Charged particles being accelerated to a specific energy by a charged particle accelerator 41 is branched into a medical treatment room 43 by an electromagnet 42. In this case, the direction of a magnetic field is changed or the magnetic field is set to zero. The branched beam is rotated in a vertical surface with an irradiation position 44 as a center. The beam shape is adjusted using a four-pole electromagnet 48 until the beam reaches an irradiation position 44 after passing through a rotary gantry 46 and is guided to the irradiation position 44.  Also, the direction of the beam is changed by a plurality of deflection electromagnets 42 and the beam is carried to the irradiation position 44, thus reducing the beam path length after the electromagnet 42 for branching beams, reducing the installation space of an irradiation device, and reducing the deflection angle of the electromagnet for deflection beams, reducing the scale of the device, and facilitating adjustment.
Patent JP-2000074615-A (JP)
Title: Rotational angle sensor
Inventor: KIKUCHI TOMOSHI
IPC: G01B7/30
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a rotational angle sensor which can expand the dynamics range by sufficiently magnetizing a magnet for magnetic flux production without making complicated the process control in the assembly of the magnet and yokes. SOLUTION: A throttle sensor 10 is equipped with a 1st housing 20, a 2nd housing 40, and a rotor 30 supported rotatably in the 1st housing 20. A magnet structure 320 which constitutes part of the rotor 30 is equipped with a permanent magnet 322 and a couple of yokes 324 and 326 fixed to the permanent magnet 322. A substrate part 410 formed integrally with the 2nd housing 40 is mounted with a Hall element 430 so that it is positioned between the magnetic pole surfaces 334 and 336 of the yokes 324 and 326. Both the end surfaces 322a and 322b of the permanent magnet 322 in the magnetic field direction are exposed without being covered with the yokes 324 and 326.
Patent JP-S60139698-A (JP)
Title: 3beta-acetoxy-7-oxo-24-trifluoroacetyloxo-delta5-cholene
Inventor: TAKANO SEIICHI
IPC: A61K31/575
Filed: 1983-12-28
Abstract: NEW MATERIAL:A compound expressed by formula I (Ac is acetyl group). USE:A synthetic raw material for ursodeoxycholic acid which is a cholagogue and chenodeoxycholic acid which is a gallstone dissolvent. PREPARATION:For example, the hydroxy group at the 3-position in cholesterol expressed by formula II is acetylated by the conventional method to give 3beta- acetoxycholesterol. The allyl group of the resultant 3beta-acetoxycholesterol is oxidized without cleaving the double bond at the 5-position to give 3beta-acetoxy-7- oxocholesterol expressed by formula III, which is then subjected of trifluoroacetic anhydride, sulfuric acid and hydrogen peroxide to afford the trifluoroacetyloxy compound expressed by formula I . The resultant compound is hydrolyzed, hydrogenated, oxidized and reduced, etc. to give ursodeoxycholic acid expressed by formula IV and chenodeoxycholic acid expressed by formula V.
Patent JP-2001061632-A (JP)
Title: Server for canned beer
Inventor: YAMASHITA SHOZO
IPC: A47G23/02
Filed: 1999-08-31
Abstract: PROBLEM TO BE SOLVED: To make compact and easy to carry and cool by ice or cold water in a container by mounting a rotary valve, pump and air chamber to a body container as an integral structure. SOLUTION: The lid 2 of a body is removed, canned beer is opened and covered with a cap 14, a necessary number of beer cans are put in a container 1 and the tube of each can is attached to a tube fitting opening of a rotary valve. When fitting finishes, the lid 2 is closed. After that, by operating up and down the knob 10 of an air pump 13, the air chamber 12 is filled with air. By rotating the handle 9 of the rotary valve to a specified position, beer can be poured from a beer discharge opening 7. As such a container 1 is a cold insulating container, canned beer inside tastes good due to a small temperature difference from beginning to end. Therefore, as the server is easy to carry, it can be used in any place and is also versatile.
Patent JP-H0582280-A (JP)
Title: Discharge lamp lighting device
Inventor: OSAKI HAJIME
IPC: H05B41/392
Filed: 1991-09-25
Abstract: PURPOSE:To reduce wasteful electric power consumption by correlating a control circuit for a pre-regulator constituting a lighting device with a main control circuit for an inverter circuit, and stopping switching operation of the pre- regulator according to a prescribed signal when the inverter circuit stops oscillation. CONSTITUTION:A pre-regulator 2 having an inductor 8 is arranged in the preceeding stage of an inverter circuit 3, and electric power supply voltage of both a main control circuit 5 to control oscillation of the circuit 3 in a switching system and a control circuit 6 to control the pre-regulator 2 in a switching system is supplied from the inductor 8, and when the oscillation of the circuit 3 is stopped by means of the circuit 5 according to an external signal or a detected signal for safety, a reset signal is outputted from a pin 7 being an output unit of the circuit 5 to a pin 5 being a control input unit of the circuit 6 as a prescribed control signal, and both of these are correlated with each other, and switching operation of the pre-regulator 2 is stopped in the case of oscillation stopping mode. In this way, the occurrence of false operation can perfectly be prevented.
Patent JP-H0582055-A (JP)
Title: Image display device
Inventor: KAWABATA YOHEI
IPC: H01J31/12
Filed: 1991-09-25
Abstract: PURPOSE:To accomplish a high quality image display device by keeping constant the potential at the outer surface of a front glass vessel, stabilizing the potential distribution in the inside, and preventing variation of the position of fluorescent body bombardment with an electron beam in particular near the wall surface. CONSTITUTION:The outer surface of a back plate 10 is coated with a waterproof insulating agent 30, and the water film 31 due to bedewing generated over the area from a front glass vessel 9 to the back plate 10 is prevented from being in electrical continuity to the back plate 10 at the grounding level.
Patent JP-S62106556-A (JP)
Title: Data processor
Inventor: AOTA TOSHIHIRO
IPC: G06F12/02
Filed: 1985-11-01
Abstract: PURPOSE:To execute any type of address replacement by providing a ROM, an occasional read/write memory and a computing element which calculates a prescribed address. CONSTITUTION:An address generating part 23 is set between an internal bus 5 and a system address bus 2 and an occasional read/write memory RAM25 which can be rewritten from an internal bus 5 and is connected to a computing element 27 serving as an adder. A read-only memory ROM26 is provided between a multiplexer 28 and the computing element 27. The computing element 27 supplies the outputs of the RAM25 and the ROM26 and delivers the result of addition of both outputs to the bus 2 and a multiplexer 29. A multiplexer 28 selects the outputs of an internal bus 5 and the element 27 and gives it to the ROM26. The data width of both the RAM25 and the ROM26 are equal to 20 bits and the element 27 serves as an adder having the double input of 20 bits and the output of 20 bits respectively.
Patent JP-S62107269-A (JP)
Title: Restarting device for autumobile engine
Inventor: OKAZAKI KATSUMI
IPC: F02N5/04
Filed: 1985-10-31
Abstract: PURPOSE:To facilitate the restarting of an engine, in case of transmitting the revolution of a flywheel for energy recovery to a driving shaft at the time of the restart after the stoppage of an automobile, by correcting the speed change ratio so as to set an engine speed to the predetermined cranking revolving speed. CONSTITUTION:Upon an vehicle operation, it is judged by a control device 30 based on various detected data such as a revolving speed of a flywheel Nw, engine speed Ne and water temperature Cw and the like whether an operating condition is suitable to the condition for energy recovery at the time of speed reduction, etc. or not. In case of YES, a flywheel clutch 20 is turned on so that energy is accumulated in a flywheel 6. Besides, in case that an restart operation is performed after the stoppage of the vehicle, the revolving speed of a flywheel Nw is read and the pulley ratio Po between variable pulleys 11, 12 of a variable speed transmitting means 10 is adjusted to the value of Po=(Nw/cranking revolving speed), thereafter the clutch 20 is turned on so that the revolution of the flywheel 6 is transmitted to the driving shaft 5.
Patent JP-H0588978-A (JP)
Title: Cache memory
Inventor: OZAKI SHINJI
IPC: G06F12/00
Filed: 1991-09-25
Abstract: PURPOSE:To provide a cache memory whose access efficiency is not easily affected by the positional relation of plural continued address areas in a memory address space even when the continuous address areas are made access. CONSTITUTION:A tag memory 14 and a data memory 15 are made access by a cache entry specification signal 13 obtained by shifting the low-order (n) bits of an address signal 11 consisting of (m) bits only by a value expressed by its high-order (m-n) bits in the high-order bit direction by means of an address conversion circuit 12. In the case of writing the stored data of the memory 15 in an external memory, an access is made by using an address low-order signal 23 obtained by shifting the signal 13 only by a value expressed by an address high-order signal 16 stored in the memory 14 in the low-order bit direction by means of an address reverse conversion circuit 22.
Patent JP-2001074565-A (JP)
Title: Temperature control member
Inventor: ENDO MITSUHARU
IPC: G01K11/12
Filed: 1999-08-31
Abstract: PROBLEM TO BE SOLVED: To simply realize low price by impressing selectively different heat energy on a region of control information previously recording heat sensitive members, and constituting the heat sensitive members occupying the region so as to have different temperature characteristics. SOLUTION: In a heat sensitive member reacting to temperature to change the color, control information such as a specific letter, a sign, or a code is previously formed on a supporting body, and by impressing selectively different heat energy on a region of control information previously recorded in the heat sensitive member, the heat sensitive member has different temperature characteristics. Hereat, a temperature control member 1 is provided with two regions, i.e., a region A is formed with the part position displaying temperature control information 8, and a region B is formed with the part position displaying merchandise information 7. In the region A, for example, a temperature controlling code 10 displaying the temperature control information 8 is formed.  In the region B, for example, date information 11 and merchandise controlling code 9 displaying the merchandise information 7 are formed.
Patent JP-H1166972-A (JP)
Title: High tension power cable
Inventor: TANAKA TAKASHI
IPC: H01B7/18
Filed: 1997-08-26
Abstract: PROBLEM TO BE SOLVED: To provide a high tension power cable which has allowable tension of approx. 500 kg without generating waviness while a cable is being bent. SOLUTION: Protective covering layers 4, 5 consisting of inner and outer two layers are provided outside an insulator 2, and between both protective covering layers 4, 5, rough braid 6 is formed using a high tension body consisting of string formed by stranding high tension fiber into a rope shape or string formed into a flat braid shape, where a braid surface cover rate A shown by the following equation is 40% or less, and an angle (θ) of cable center line to the rough braid of the high tension body is less than 35 deg.. A=(2F-F<2> )×100(%), F=(m.n.δ/2πD)×(1/cos θ), where m = number of braiding strokes, n = number of braiding holds, θ = high tension fiber outside diameter, and D = braid lower diameter (mm).
Patent JP-S60136006-A (JP)
Title: Manufacture of ferrite head
Inventor: HORIKAWA JIYUNICHI
IPC: G11B5/193
Filed: 1983-12-23
Abstract: PURPOSE:To obtain a higher output than before and to improve characteristics of high-density magnetic recording and high-frequency magnetic recording by forming a protection film at a gap formation part and then etching the surface of a ferrite head core and improving magnetic characteristics. CONSTITUTION:Plural grooves are formed in a ferrite bar whose outside shape is polished, glass is molded 1 in the grooves, and the gap formation surface 2 is polished. Two ferrite bars formed as mentioned above are adhered mutually forming a gap 3 of spacers or a gap, and then cut into head cores. The surface of a head core is etched. The etching is carried out preferably slowly, so the surface is etched in hot phosphoric acid of 70 deg.C for 10min. Consequently, respective property constants become stable. Etching temperatures of the phosphoric acid from the room temperature to about 80 deg.C are adaptive sufficiently by varying the etching time. Further, the protection film 4 is formed of resin for protecting the formation part of the gap during the etching.
Patent JP-H0577007-A (JP)
Title: Method for continuously casting steel slab using static magnetic field
Inventor: YAMAZAKI HISAO
IPC: B22D11/04
Filed: 1991-09-25
Abstract: PURPOSE:To prevent the clogging of a nozzle caused by the sticking of alumina to a discharging hole in an immersion nozzle and also, to prevent the trapping of inclusions poured together with a molten steel in a mold into a solidified shell by intruding into the deep position of a crater. CONSTITUTION:By immersing the straight immersion nozzle 2 opening the tip part of the nozzle body into the continuous casting mold 1, the molten steel is poured and also, a lower part static magnetic field generator 3 and an upper part static magnetic field generator 5 are disposed at the lower part and the upper part from the lower end of the immersion nozzle 2 at the back of the long side 1b in the mold 1, respectively. By the lower part static magnetic field generator 3, the downward discharging molten steel flow from the nozzle 2 is controlled, and by the upper part static magnetic field generator 5, the variation of the molten steel formed in meniscus direction is controlled.
Patent JP-S61124860-A (JP)
Title: Himidity detection element
Inventor: NISHIMOTO IKUO
IPC: G01N25/66
Filed: 1984-11-22
Abstract: PURPOSE:To enable local cooling by a weak current in such a state that a cooling part is thermally insulated, by concentrating the cooling parts of a Peltier cooling means to the central part of a humidity detection element from which a substrate is removed. CONSTITUTION:First metal patterns 24 and second metal patterns 25 are alternately arranged to a substrate 20 and the terminal parts of both patterns are successively connected while the connection parts are arranged to the central and peripheral parts of the substrate every other one. A part, of which the reflective state is changed by the adhesion of a water droplet, is formed to the surface of the connection part group 26 of the Peltier cooling means provided to the central part of the substrate 20. The silicon nitride film provided to the central part of the back side of the substrate 20 is selectively removed by plasma etching according to photoengraving technique to form an aperture and the substrate 20 is further etched through said aperture so as to reach an insulating layer 22 to form a recessed part 21 to the substrate 20. The peltier cooling means can be also utilized as a cooling temp. detection means by changing over a connected external circuit.
Patent JP-S6399811-A (JP)
Inventor: SASAKI NORIHIKO
IPC: A47G27/02
Filed: 1986-10-15
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-S63101037-A (JP)
Title: Pressure forming machine
Inventor: MIYAJI KEIJI
IPC: B21K27/00
Filed: 1986-10-16
Abstract: PURPOSE:To automatically adjust various control objects of a pressure forming machine in the case of changing a product by storing the rotary angle of a pinching roller, the position of a stopper, the position of a die pin, the projection amount of a kickout pin, etc., corresponding to the identification number of the product thereof on each kind of product in a storing device. CONSTITUTION:The numerical value of the rotary angle of a pinching roller, the position of a stopper, the position of a die pin and the projection amount of a kickout pin conformed to the product is inputted to a memory arithmetic circuit 86 together with the identification number of the product on each kind of the product by an input device and these values are stored as the setting signal of the mobile body of each adjusting mechanism. And in case the kind of products in changed, the identification number of the product is inputted into a calling device 88 and then the set signal corresponding to the identification number is called and inputted into a motor driving control circuit 85, a pulse signal is sent out to the control motor 20, 32, 47 and 81 driving the mobile body of each adjusting mechanism, and the automatic adjustment of various control objects is performed.
Patent JP-H0691568-A (JP)
Title: Robot control device
Inventor: ASAKURA MAKOTO
IPC: G05D3/12
Filed: 1992-09-16
Abstract: PURPOSE:To improve the follow-up performance and stability of a robot control device by providing a pre-compensator before a position control means, whereby in putting a requested joint angle and outputting a target joint angle so as to compensate for delay to the input value, by the position control means, of the detected joint angle. CONSTITUTION:A joint driving means including a motor, a speed reducer and a servo driver 11, a joint angle detector 12 and an angular speed detector 13 are provided on every robot arm 10. A servo driver 11 is adapted to feedback speed in such a manner as to make the joint angular speed detected by the angular speed detector 13 equal to a command angular speed. A position control means 20 calculates a command angular speed in such a manner that the joint target value rtheta(k) becomes equal to a joint angle theta(k) by feedback to a designated position. A pre-compensator 2 is disposed before the position control means 20, whereby a requested joint angle dtheta (k+2) is input therein to generate a target joint angle rtheta(k) which is input of the position control means 20 and output the same.