baber/WOPTO huggingface dataset:
Patent JP-S63161198-A (JP)
Title: Equipment for electrolytically cleaning band steel
Inventor: TAKEMASA TOSHIHIRO
IPC: C25F7/00
Filed: 1986-12-24
Abstract: PURPOSE:To prevent trouble due to the meandering or vibration of band steel by installing a tension applying means and a leveling mill before the inlet of an electrolytic cell so as to level the band steel under applied tension. CONSTITUTION:Electrodes confronting each other are arranged in an electrolytic cell 5 filled with an electrolytic soln. and band steel 1 is passed between the electrodes. A tension leveler 14 is installed before the inlet of the cell 5 so as to prevent the meandering and vibration of the band steel 1. The leveler 14 is composed of a pair of bridles 15a, 15b as a tension applying means and a leveling mill 16 between the bridles 15a. 15b. During through the leveler 14, the band steel 1 is leveled by repeated bending under applied tension.
Patent JP-H06139921-A (JP)
Title: Cap for high-pressure discharge lamp and manufacture thereof
Inventor: YAMAMOTO YASUHARU
IPC: H01J9/36
Filed: 1992-10-20
Abstract: PURPOSE:To provide a low-cost and new cap for a high-pressure discharge lamp which can be handled easily, which achieves favorable workability and which is of a low cost as a cap for the high-pressure discharge lamp having plural light emission tubes which can be lighted alternately by switching. CONSTITUTION:In a high-pressure discharge lamp comprising a cap 7 connected to an end part of an outer ball having plural light emission tubes 2, 3 which can be alternately lighted by changing, the cap 7 is formed cylindrical, it comprises a metal shell part 8, plural eyelet parts 10a, 10b at a bottom part of the cap 7, and three pins 12a-12c protruding in a side surface of the shell part 8, and protruding positions of the three pins are anisometric in a circular cross section.
Patent JP-H04178911-A (JP)
Title: Rotary head device with head cleaning mechanism
Inventor: ITO TETSUO
IPC: G11B5/41
Filed: 1990-11-14
Abstract: PURPOSE:To enable increase in volume to be reduced even if a cleaning mechanism is mounted to a rotary head device since a supporting member of the cleaning mechanism is not required by mounting the cleaning mechanism to a supporting member which supports a stator of a motor. CONSTITUTION:An opening is formed in a central part of a supporting member 30 and a head cleaning mechanism is provided at this opening. Namely, a roller 31 for removing substances adhering to head, a roller arm 32 which supports this roller 31 so that it can be rotated, and further an arm holder 33 which supports the roller arm 32 so that it can be rocked are placed at an opening of the supporting member 30, thus achieving a compact device even if a head cleaning mechanism is provided at a rotary head device which incorporates a motor 13 at a rotary drum 3.
Patent JP-H02243706-A (JP)
Title: Manufacture of ultrafine magnetic nd-fe-b particle
Inventor: MANIYUERU ARUTSURO ROPE KUUINT
IPC: C22C1/04
Filed: 1989-11-24
Abstract: PURPOSE: To produce the particles of desired sizes by forming particles in a micro-reactor, regulating the maximum size of formed particles by the quantity of the reactor and changing the size of the reactor. CONSTITUTION: In the case that magnetic Nd-Fe-B particles are formed by chemical reaction in an aq. medium, aq. micro-drops contain water/oil micro- emulsions including a micro-reactor ideal for obtaining desired particles. In the case that the reaction agent is ionic or polar, it is present only in an aq. soln. forming a part of the micro-emulsions. The reaction is executed only within the aq. micro-drops, and the size of the final particles is regulated by the quantity of the micro-drops. By the reaction, crystal particles are formed in the micro-drops, this muclei grow by aggregation to obtain the final micro- particles of the size approximately same as that of the micro-drops or smaller than that.  In the case that the compsn. and temp. are certain, the micro- emulsions are formed by a uniform amt. of micro-drops, and the size of the micro-drops can be changed by changing the compsn. or only the temp.
Patent JP-H01146303-A (JP)
Title: Thermistor unit
Inventor: MITOMO AKIO
IPC: H01C7/02
Filed: 1987-12-03
Abstract: PURPOSE:To form a uniform film on the surface, to prevent the generation of film defects such as pinhole, a blister, a see-through and the like on a base material, and to make it possible to secure the insulating property on the surface of a thermistor element by a method wherein a protective film layer is formed by electrostatically coating powder resin on the outer circumference of the thermistor element including a metal supporting pole and subsequently a sintering work in conducted on the protective film layer. CONSTITUTION:Through holes 2a and 2b are provided on a substrate 2 leaving the prescribed intervals, metal supporting poles 3 and 4 are passed through said through holes 2a and 2b, and they are fixed by a bonding agent 2c. The powder resin, which will be fused at 300-350 deg.C, is coated at least on the circumference of the thermistor element 1 including the metal supporting poles 3 and 4, they are sintered to form a protective film layer 5. For example, a protective film layer 5, composed of the lower layer 6 consisting of polyimide and the like containing the fluoric compound provided by spray coating, of and the upper layer 7, formed by electrostatically coating the powder resin such as tetrafluoroethyleneperfuoroalkoxyethylene copolymer resin and the like, is provided.
Patent JP-H05121253-A (JP)
Title: Transformer
Inventor: TAKAYAMA KOICHI
IPC: H01F27/32
Filed: 1991-10-25
Abstract: PURPOSE:To provide a substantially miniaturized, long-life transformer improved in insulation, heat radiation, and bobbin strength by molding it with resin. CONSTITUTION:A bobbin 1, and coils 4, 5 and 6 wound on the bobbin of a transformer are molded with resin 31, together with wire-wrapped parts 9 and 10 of coil terminals. The bobbin and molding resin should have the same coefficient of thermal expansion. Since creepage distance does not have to be considered in this structure, the transformer can be designed much smaller than before. In addition, it is possible to improve insulation, heat radiation, and bobbin strength, and to prevent of the resin from the bobbin, with the result of longer service life.
Patent JP-H04177317-A (JP)
Title: White balance adjustment of display device
Inventor: OGUSHI YOICHI
IPC: G09F9/30
Filed: 1990-11-13
Abstract: PURPOSE:To simplify and facilitate the adjustment of white balance by changing the permeability of green damping filter as well as the application voltage applied to an electrode for display. CONSTITUTION:A green damping filter 40 is provided on the display surface side of a color filter 18, and by chaging the permeability of the filter 40 as well as the application voltage applied to an electrode 10 for display, white balance adjustment is carried out. Namely, by changing the permeability of the filter 40, the component of green light can be adjusted, while by changing the application voltage applied to the electrode 10, the component of red and blue lights can be adjusted. For example, by increasing the application voltage, the percentage of the blue color is reduced, while the percentage of the red color can be increased. By chaning the permeability of the filter 40 and the application voltage applied to the electrode 10, white balance can be adjusted. The white balance adjustment of the display device can thus be easily carried out.
Patent JP-2001122962-A (JP)
Title: Method for producing polyphenylene ether
Inventor: YAMADA KENJI
IPC: C08G65/44
Filed: 1999-10-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a particulate polyphenylene ether which has a uniform average particle diameter and scarcely contains a left solvent. SOLUTION: This method for producing polyphenylene ether comprises (A) oxidatively polymerizing one or more kinds of phenol compounds in the presence of a complex catalyst comprising a metal salt and an amine in a good solvent for the polyphenylene ether or a solvent mixture of the good solvent with a non-solvent, (B) bringing the polymerization reaction solution obtained in (A) into contact with a polymerization terminator or with the polymerization terminator and a reducing agent to remove the catalyst, (C), if necessary, adding a non-solvent or its aqueous solution, or a solvent mixture of a good solvent with a non-solvent or its aqueous solution to the polymerization reaction solution obtained in (B) to produce the slurry solution of the solidified polyphenylene ether, (D) wet-pulverizing the solid product in the slurry solution obtained in (C), (E)  subjecting the polyphenylene ether slurry solution obtained in (D) to a vacuum solid-liquid separation process and then washing the obtained solid particles with a non-solvent or a solvent mixture of the non-solvent with a good solvent.
Patent JP-H08148672-A (JP)
Title: Hetero junction type of field effect transistor, and its manufacture
Inventor: NIWA SHIGEKI
IPC: H01L21/338
Filed: 1994-11-17
Abstract: PURPOSE: To reduce the source resistance without increasing gate leak, and control the threshold voltage without providing a back gate. CONSTITUTION: A p-type GaAs layer (back gate layer) 2 in the shape of a projection is made on a semiinsulating GaAs substrate 1 [(a)]. A nondoped GaAs layer 3 to serve as a buffer layer, an InGaAs layer 4 to serve as a channel layer, an n-type AlGaAs layer 5 to serve as an electron supply layer, and an n-type GaAs layer 6 to serve as a source and drain region are grown in order [(b)-(d)]. The n-type GaAs layer 6 on the p-type GaAs layer 2 is removed, and a gate electrode 7, and source and drain electrodes 8 and 9 are made [(e)].
Patent JP-H08140660-A (JP)
Title: Stopper for culturing and rearing container and its production
Inventor: HARUNO HIROSHI
IPC: B29C44/56
Filed: 1994-11-17
Abstract: PURPOSE: To obtain the stopper for a culturing and rearing container, capable of easily setting a gas permeation degree corresponding to the kind of a fungus to be cultured and reared, and capable of being suitably elestically fit into the opening of the container, and further to provide a method for producing the same. CONSTITUTION: The method for producing the stopper for a culturing and rearing container comprises kneading and mixing raw materials such as a silicone rubber compound in a kneading machine, preliminarily molding the kneaded product, vulcanizing and foaming the preliminarily molded product to form an elastic foamed molded product having a closed-cell structure, passing the elastic foamed molded product between rollers or plates separately disposed at a distance of 10-59% based on the thickness dimension of the product to press and compress the elastic foamed molded product. Thus, the stopper 10 having a structure wherein bulkheads separating the cells from each other are partially broken to allow the cells to partially communicate with each other, namely a structure wherein the closed cell structure and the communicating cell structure are contained in a mixed state is obtained.
Patent JP-H02216752-A (JP)
Title: Tube-form glass with transparent conductive oxide thin film and its manufacture
Inventor: OTOMA TAKASHI
IPC: C03C17/23
Filed: 1989-11-27
Abstract: PURPOSE:To make it possible to adopt a spreading method and to obtain a desired resistance value and the thickness by composing a transparent conductive oxide thin film with a composite of indium oxide and tin oxide when such a transparent conductive oxide membrane is attached to the inner surface and/or at least to a part of the outer surface of a tube-form glass base. CONSTITUTION:When a transparent conductive oxide thin film is spread to a tube-form glass base to compose an instant lighting type fluorescent lamp, a composite of indium oxide and tin oxide is used, and it is formed by a spreading method. In this case, the thickness of the thin film is made in a scope 0.01-2mum, its surface resistance value is made in a scope 1KOMEGA/square-30MOMEGA/ square, and the whole light transmissibility of the tube-form glass is made 80% or higher. And the surface of the oxide thin film is protected by a transparent protective layer. The glass tube may be a straight tube or a bending tube, and as the spreading method, either a soak-and-pickup method, an intratube filling-and-flowing method, a spray method, or an outer surface printing is available.
Patent JP-H04179769-A (JP)
Title: Floor construction in border section
Inventor: TSUGE KEIJU
IPC: E04F15/00
Filed: 1990-11-15
Abstract: PURPOSE:To make it possible to cover a border section completely irrespective of a difference in the width or shape of the border section by constituting the floor construction at the border section of three kinds of members such as a leg member, deck member and control member. CONSTITUTION:A floor construction at a border section existing between a floor and a wall formed of a flooring A is constituted of a leg member 10, a deck member 20 and a control member 30. The leg member 10 has a narrow width, and the overall length thereof is the same as that of a side of the flooring A. The width of the deck member 20 is much the same as an arrangement pitch of an interlocking piece 14 of the leg member 10, and the overall length thereof is much the same as that of a side of the flooring A. The length of the control member 30 is the same as that of a frame piece 21 of the deck member 20, and the length of a perpendicular piece 31 has much the same as that of the flooring A. The leg member 10 is placed on the floor of the border section with a pitch equivalent to the length of the deck member 20, the deck member 20 is laid on the surface of the leg member 10, the control member 30 is laid between the wall and the deck member, space is covered with a horizontal piece 33 of control member 30, the horizontal piece 33 is fixed on the deck member 20, and then a mounting plate such as a carpet, etc., is spread over the whole floor. According to the constitution, the border section can be covered completely and decently.
Patent JP-S63160257-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: IKETANI MASAHISA
IPC: H01L23/34
Filed: 1986-12-23
Abstract: PURPOSE:To prevent a substrate from breaking down while enabling any heat generated in operation to be dissipated efficiently by a method wherein the back surface of substrate of individual semiconductor device is bonded onto a metal plate with rigidity and heat dissipation property. CONSTITUTION:After finishing the manufacture of multiple semiconductor devices, the back surface of substrate 31 is ground in the specified thickness. Then, the ground surface is pressurized and heated to be bonded onto a copper plate 35 with excellent rigidity and heat dissipation property using an exclusive jig and a thermosetting adhesives 33. Next, after finishing the cleaning process, a backmetal 39 is formed to divide the multiple semiconductor devices into individual device 41. Through these procedures, the breakdown of substrate 31 after grinding process can be prevented from occurring while enabling any heat generated in operation to be dissipated efficiently.
Patent JP-H05119754-A (JP)
Title: Display system
Inventor: NAKAMURA CHIE
IPC: G09G5/02
Filed: 1991-10-28
Abstract: PURPOSE:To compose a highly secret sentence or to view a picture on television even in a place where there are many people by contriving that contents displayed on a display can be viewed only by an operator. CONSTITUTION:The operator is allowed to view only a display object screen and not allowed to view the complementary color screen of the display object screen by intermittently shutting out the visual field of the operator with a spectacles device 3 while the display object screen and the complementary color screen thereof are alternately displayed on a display 9 by a screen generation circuit 12 and a display control circuit 14, so that the display object screen is viewed only by the operator. Then, the people around him is allowed to view the display object screen and the complementary color screen, whereby the display object screen and the complementary color screen are mixed by afterimage action to make the display just like a single screen which is displayed.
Patent JP-H05145969-A (JP)
Title: Remote controller
Inventor: HISANAGA YUKIHISA
IPC: H04Q9/00
Filed: 1991-11-22
Abstract: PURPOSE:To accelerate the responding speed of a remote control and to improve the reliability of communication in the remote controller of a pulse interval modulating communication system. CONSTITUTION:Both a transmitter and a receiver are provided to a remote control transmitter/receiver 1a and a main body device respectively 7, bidirectional communication is executed, and a code with a short transmission time is allocated to communication data with high use frequency. The allocation of the code can be always updated, and the coincidence of a code table between the transmitter/receiver 1a and the device 7 is successively confirmed by the bidirectional communication. Therefore, since the communication data with high use frequency are transmitted at a high speed, the average responding speed of a remote control is accelerated. Further, since the communication is successively confirmed mutually by bidirectional communication, the reliability of speaking is improved.
Patent JP-H05266788-A (JP)
Title: Holder for cold cathode discharge tube and light radiating device and temperature control method for same device
IPC: F21S4/00
Filed: 1992-10-21
Abstract: PURPOSE:To control the heating of a heater element with high heat responsiveness, and improve the safety by projecting control parts from the back surface of a holding part for holding a heater element and a cold cathode discharge tube so as to contact to the heater element. CONSTITUTION:A holder main body 1 having projecting parts 7, 9 is projected upward and downward from the back surface of a holding part 3 for holding a heater element 21 and a fluorescent lamp 37 with a predetermined space. The holding part 3 is formed with openings 13, 15 for control parts, and a thermistor 17 as a control parts is arranged in the opening 13, and a temperature fuse 19 as a control parts is arranged in the opening part 15, and the thermistor 17 and the temperature fuse 19 are made to contact to the heater element 21. Heating of the heater element 21 can be thereby controlled with high responsiveness.
Patent JP-H01148513-A (JP)
Title: Wafer breaking equipment
Inventor: TOTSUKA TADAO
IPC: H01L21/301
Filed: 1987-12-07
Abstract: PURPOSE:To make it possible to surely and accurately break a wafer by a method wherein the wafer is pushed against a swollen-out portion by a soft bag and, at the same time, the pressure of the soft bag is controlled so as to become the optimum value at the time when the wafer reaches said swollen- out portion during the sending process of the wafer. CONSTITUTION:A belt 100 is driven by a servo motor 103 based upon a signal, which is supplied from a programmable controller 101 through a servo driver 102, so as to be fed in constant increment, when the end of a wafer 1 is detected with an end detecting sensor 109. After that, the belt 100 is stopped in the timing that the cutting line of the wafer 1 reaches just below a soft bag 104 and, at the same time, the programmable controller 101 energizes a solenoid valve 105 so as to feed compressed air P to the soft bag 104, resulting in breaking the wafer 1 along the cutting line. Since the pressure in the bag lowers when the wafer is completely broken, by the change of said pressure detected with a pressure sensor 106, the programmable controller 101 deenergizes the solenoid valve and starts the transferring of the belt 100 again so as to transfer the belt in order to bring the next cutting line just below the soft bag.
Patent JP-H09151095-A (JP)
Title: Hydraulic system for cargo handling work
Inventor: YOSHIKAWA SEIJI
IPC: B66F17/00
Filed: 1995-11-27
Abstract: PROBLEM TO BE SOLVED: To perform raising operation of cylinders so as to be switched to two stages of high speed and low speed without arranging an orifice in a return passage. SOLUTION: Ports 2 and 3 of cylinders 1 and 1 are connected to each other by a connecting passage L1 having a first check valve 4 capable of checking the flow to the rod chamber 1b side from the piston chamber 1a side. A directional control valve 8 to select connection with either of a main passage L2 connected to an oil control valve 6 through a control valve 5 and a return passage L3 opened in an oil tank 7, is arranged between the first check valve 4 and the port 3 in the connecting passage L1 . A bypass passage L4 branching off from between the control valve 5 and the directional control valve 8 in the main passage L2 is connected between the first check valve 4 and the port 2 through a second check valve 9 to check the flow from the piston chamber 1a side, and an opening-closing valve 10 is arranged in the return passage L3 .
Patent JP-H11106246-A (JP)
Title: Material prepared by mixing and solidifying crushed artificial marble, cement and mortar
Inventor: YAGI SHIGERU
IPC: C04B28/02
Filed: 1997-10-03
Abstract: PROBLEM TO BE SOLVED: To recycle artificial marble waste by crushing artificial marble, mixing it with cement and mortar, solidifying them and processing the front and back surfaces of the product beautifully. SOLUTION: The waste of artificial marble, now regarded as an industrial waste, is crushed, the crushed artificial marble 1 is mixed with cement and mortar 2, solidified and its front and back surfaces of the product is beautifully processed. Accordingly, industrial waste can be reduced, contributing to environmental saleguard. In addition, the artificial marbles can be recycled as a material having a wide variety of beautiful colors and patterns in no need of a heavy burden of costs for disposing with reduced influence of industrial waste on the natural environment. Since industrial wastes are mixed and solidified, the beautiful patterns of artificial marble can be enjoyed in any case the recycled product may be processed to any shape.
Patent JP-2000121939-A (JP)
Title: Zoom lens
Inventor: TOMITA YASUYUKI
IPC: G02B13/18
Filed: 1998-10-14
Abstract: PROBLEM TO BE SOLVED: To obtain a zoom lens of a small size having a large aperture ratio and a high variable power ratio. SOLUTION: This zoom lens has, successively from an object side, a first lens group L1 of positive refracting power which is fixed at the time of variable magnification, a second lens group L2 of negative refracting power which is movable at the time of the variable magnification, a third lens group L3 of positive refracting power which corrects the fluctuation in the image face accompanying the variable magnification and a fourth lens group L4 of positive refracting power for image forming. The image forming magnification of the second lens group L2 and the third lens group L3 simultaneously passes a point of -1 times at the time of the variable magnification from a wide angle end to a telephoto end.  An aspherical face of the shape to weaken the positive refracting power or a shape to intensify the negative refracting power is applied on the surface satisfying the conditions 1<|h3'/h3| when the focal length at the wide angle end is defined as fw, the variable magnification ratio as (z), the height at which axial marginal rays pass at the intermediate focal length fm expressed by fm=fw.z1/2 as h3'.