baber/WOPTO huggingface dataset:
Patent JP-H05275327-A (JP)
Title: Manufacture of semiconductor device
IPC: H01L21/76
Filed: 1992-03-30
Abstract: PURPOSE:To provide a method for easily forming grooves for separating elements at one time of etching by forming the grooves having high aspect ration with the use of an etching mask formed at only one time. CONSTITUTION:Manufacture of a semiconductor device incorporates a process that an etching mask of a specified pattern is formed on a semiconductor substrate 1, and grooves are formed by dry etching with the use of the etching mask. The etching mask is composed of three-layered films of a resist film 2-1, metal film 3, and metal oxide film 4.
Patent JP-S571586-A (JP)
Title: Welding method for hollow joined body
Inventor: GOCHIYOU YOSHIJI
IPC: B23K15/00
Filed: 1980-06-02
Abstract: PURPOSE: To surely join a joining part without providing any groove by inserting the joining parts of a hollow joined body through a pair of insertion holes of a tightly closed box, and irradiating an electron beam.  
     CONSTITUTION: The respective end faces of a hollow joined body 2 are inserted through both insertion ports 3 of a tightly closed box 1 via sealing packings 4, thereby forming a joining part 2a. Next, a stop valve 6 is opened to fill an inert gas in a cylinder 5 into the box 1; at the same time, electricity is conducted to an electron beam generator 7 which irradiates an electron beam to the part 2a through an electromagnetic lens 7a. While the welding is carried out in this way, the entire part of the device 7 is slowly turned with respect to the fayed surface 2a to irradiate the outside circumference of the fayed surface 2a, whereby the welding is accomplished. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H10271319-A (JP)
Title: Color-reproduction processing method
Inventor: TANAKA KENJI
IPC: H04N1/60
Filed: 1997-03-26
Abstract: PROBLEM TO BE SOLVED: To easily correct color reproducing characteristic of an output device, while checking an image on a display monitor having different color reproducing ranges and to easily execute the partial correction of data on a color conversion table, while holding natural color reproduction. SOLUTION: A color correction parameter normalizing part 12 executes normalization, such as the reverse conversion of a color correction parameter 10 on a GUI. A color conversion table preparing part 17 prepares a color conversion table, based on the normalized color collection parameter. A primary correction image is calculated from the color cooperation parameter which is not reversely charged, a correction area and correction quantity information which are obtained from an original image 13 and the correction image. A secondary correction image, corresponding to a 1st color system color related to the original color 13 and the primary correction image, are composited by a picture data synthesis part 25 by using the prepared color conversion table to generate a corrected image 14. The processing is repeated while observing the corrected image 14 on the monitor until required color reproduction is obtained.
Patent JP-H05272630-A (JP)
Title: Shift controller for automatic transmission
IPC: F16H61/02
Filed: 1992-03-30
Abstract: PURPOSE:To make a torque prior to occurrence of a slip substantially equal to that succeeding to reduction of a slip occurring on a vehicle wheel, easy to restore to a speed change stage prior to occurrence of the slip. CONSTITUTION:In steps 140, 141, and 143, decision is made of that the present gear position is 1st, 4th, of 3rd speed stage. In case of 1 speed stage, in steps 142, 149 and 153, shift-up lines for 1-2, 2-3 and 3-4 are sequentially read in by which down-shift is performed correspondingly to the vehicle speed, or the 4-speed stage is maintained. In case of 3 speed stage, shift-up lines for 1-2, and 2-3 are sequentially read-in steps 144 and 160 by which down-shift is performed correspondingly to the vehicle speed, or the 3rd speed stage is maintained. In the case of other speed stage than the 3rd speed stage, in steps 145, 1-2 shift-up line is read in by which shift down to the 1st speed stage stage is performed correspondingly to the vehicle speed, or other speed stage than 1, 4 and 3 speed stages, namely a 2 speed is maintained.
Patent JP-H04289210-A (JP)
Title: Apparatus for wet spinning
Inventor: OMORI AKIO
IPC: D01D5/06
Filed: 1991-03-12
Abstract: PURPOSE:To enable both normal and homogeneous discharge of a spinning solution and production of high-strength and homogeneous polyvinyl alcoholic fiber with good stability in a compact flowing up type method for wet spinning, facilitating formation of porous fiber and excellent in stability. CONSTITUTION:The subject apparatus is constructed as follows. A heating medium passage 4 for keeping a spinning solution warm is provided in a state so as to cover at least the outer periphery of a spinning solution feed pipe 2 for feeding a spinning solution to a nozzle 3 in the nozzle 3 for discharging the spinning solution and the aforementioned spinning solution feed pipe 2 in a spinning solution discharge device 1 and a heat insulating cover 5 for suppressing the heat conduction between the spinning solution discharge device 1 and a coagulation bath 13 is installed. Thereby, heat transfer between the spinning solution just before discharge from the nozzle 3 and the coagulation bath 13 is suppressed while positively keeping the spinning solution warm until the spinning solution is discharged from the nozzle 3.
Patent JP-H03275914-A (JP)
Title: Gas foam generation preventing device for engine oil
Inventor: WATANABE MASAHIRO
IPC: F01M9/02
Filed: 1990-03-23
Abstract: PURPOSE:To prevent the generation of gas foams in engine oil by adding an additive which is added to the fresh air and lowers the surface tension of the engine oil for the fresh air, to an additive adding means installed in a fresh air introducing passage for blow-by gas ventilation. CONSTITUTION:An additive 16 for lowering the surface tension of engine oil is added to the fresh air which flows into a cylinder head cover 4 through a bypass passage 11 from an air cleaner 7 in low or intermediate loading, by an additive adding device 13 installed in a bypass passage 11. Accordingly, the fresh air is prevented from being gulfed by the engine oil, and the generation of gas foams is prevented.
Patent JP-S55166018-A (JP)
Title: Thermocouple
Inventor: NAGANO OSAMU
IPC: G01K7/02
Filed: 1979-06-13
Abstract: PURPOSE: To increase the temperature response speed for accurate checking of temperature distribution in a furnace by making the cross sectional area of protective tube smaller at the temperature detecting section than at supporting section.  
     CONSTITUTION: A thermocouple protective tube 2' is formed to have smaller size at the leading section 10 than at the supporting section 20. This reduces the capacity of the protective tube at the area where the joint section 6, or detecting section of thermocouple detector, is covered. As a result, heat response property for heating and heat discharge is enhanced and faster motion of the thermocouple is allowed, thereby resulting in shortened time of checking. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H10256170-A (JP)
Title: Method and device for heat treatment
Inventor: YAMAZAKI SHUNPEI
IPC: H01L29/786
Filed: 1997-03-11
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a film to be treated can be heat-treated effectively by lamp annealing. SOLUTION: Ultraviolet rays 107 are projected upon the upper surface of a substrate 101 from an ultraviolet lamp 104 and infrared rays 111 are projected upon the lower surface of the substrate 101 from an infrared lamp 108. Since the electron exciting effect of the ultraviolet rays 107 is applied to the substrate 101 in addition to the vibration exciting effect of the infrared rays 111, the exciting efficiency of a film 103 to be treated is remarkably improved and the film 103 can be heat-treated effectively.
Patent JP-2000266893-A (JP)
Title: Conversion method of metal oxide to chloride
Inventor: HIJIKATA TAKATOSHI
IPC: G21F9/06
Filed: 1999-03-18
Abstract: PROBLEM TO BE SOLVED: To provide a conversion method of metal to chloride capable of setting the conversion temperature in converting a metal oxide to a metal chloride at a relatively low temperature, shortening conversion time, minimizing the contact of high radioactive metal oxide and corrosive gas, chlorine, and promoting reaction with high safety. SOLUTION: In the method converting a metal oxide 4 as a starting material into a metal chloride 6, the metal oxide 4 is converted to the metal chloride 6 by contacting gas or liquid Mo chloride 5 to solid metal oxide 4 in a temperature range of 100 deg.C to 700 deg.C. On the other hand, Mo chloride 5 is separated from the metal chloride 6 after conversion as an oxychloride and objective metal chloride 6 is isolated. In this case, Nb chloride, V chloride and W chloride can be used instead of the Mo chloride.
Patent JP-2000270361-A (JP)
Title: Sector antenna and method for configuring sector cell
Inventor: IWAMURA MIKIO
IPC: H04W16/28
Filed: 1999-03-18
Abstract: PROBLEM TO BE SOLVED: To expand channel capacity by properly configuring a sector cell in mobile communication. SOLUTION: In the case of configuring a sector cell with sector antennas, the beam width of each sector antenna is selected to be the product of 0.5 or over, and less than the product of 1.0, and a value resulting from dividing 360 degrees by the number of sectors. Furthermore, the directivity of the sector antennas is directed to the border between sectors of a sector cell adjacent to the sector cell configured by using the sector antennas. Thus, the channel capacity as a whole system can be expanded and an efficient system of a large capacity can be built up.
Patent JP-S60218240-A (JP)
Title: Paper transport system for copying machine
Inventor: OCHIAI TSUTOMU
IPC: B65H83/00
Filed: 1984-04-13
Abstract: PURPOSE:To automatically discharge both-sided copies and one-sided copies made from both-sided documents in order of page by providing a tray for temporarily storing a copied sheet, which can be used both for a both-sided copy mode and for a one-sided copy mode. CONSTITUTION:In a copying machine including an automatic document feeder 100, in case of a both-sided copy mode, a sheet is fed out from the first tray 210 by a feeder 211 during the first cycle of driving the above feeder 100, and the sheet PA copied through a photoreceptor drum 201 is stored in the second tray 220. Subsequently, during the second cycle of driving the feeder 100, a copy is made on the back of the sheet PA fed out from the tray 220 by a feeder 221. Thus, the copied sheets are sequentially discharged. In case of a one-sided copy mode, one-sided copied sheets PA are stored in the tray 220, and during the second cycle of driving the feeder 100, the first and third feeders 221, 222 are alternately driven to alternately discharge sheet PA from the feeder 211 and sheet PA in the tray 220.
Patent JP-S57189716-A (JP)
Title: Coil end feed device
Inventor: KOGUCHI MASAAKI
IPC: B65H23/00
Filed: 1981-05-18
Abstract: PURPOSE:To obtain the product at a high yield utilizing up to the end section of a coil by providing a coil end feed device which is fitted with a plate suppressor and freely of moving back and forth on a shear line. CONSTITUTION:When the end section of a coil goes off a pinch roll of a stand A, disabling further plate feeding, a shear line is stopped. Next, a rotary arm 9  of a coil end feed device B is turned upright 9', and the device B is moved (B')  in the X direction so as to approach a shear section C. Then, a plate G is  pinched by the shear section C, which is moved by a required cutting length in  the X direction. Next, the plate G is pinched by the device B, and the shear section C is moved in the Y direction so as to return to the original position. The  plate G is now cut off by the shears 24, 25 into a predetermined length by  moving a die set D.
Patent JP-S561244-A (JP)
Title: Mold
Inventor: NATORI TATSUO
IPC: B22C9/08
Filed: 1979-06-15
Abstract: PURPOSE: To make possible the removal of the mold and achieve higher working efficiency without waiting for the freezing of the molten metal at the sprue after pouring by forming the sprue in the continuous pores of three-dimensional net form in the mold in a pressure casting method.  
     CONSTITUTION: The foamed polyurethane resin 2 having the shape of three-dimensional net form having continuous pores is affixed to a pattern 1 for casting. A molding flask 3 is then installed around this and gypsum slurry 4 is poured into the molding flask 3. After it has set, the pattern 1 is removed and the entire part of the mold is heated to about 600°C to let the foregoing resin 2 evaporate and burn away, thereby forming the mold 6 formed with the continuous pores of three-dimensional net-form. This mold 6 is suited for a low-pressure casting method. If the molten metal 7 in a crucible is filled in the mold cavity through the sprue 2', the mold may be removed and another mold may be installed without waiting for the freezing depending upon the size of the viscous resistance of the foregoing pores 2' with respect to the molten metal. This eliminates the laborious experiment and number of steps required for conventional freezing decision and permits the improvement in working efficiency. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S62231411-A (JP)
Title: Auxiliary magnetic pole ecitation type vertical magnetic recording device
Inventor: ITO AKIHIRO
IPC: G11B5/127
Filed: 1986-03-31
Abstract: PURPOSE:To prevent the deterioration of the reliability of a recording medium and to improve the slidability of a head with the recording medium and the durability by providing a solid lubricating layer on the surface of an auxiliary magnetic pole which slides with the magnetic recording medium and providing a groove having a hole to the position of the solid lubricating layer facing the thin high-permeability magnetic film of a main magnetic pole. CONSTITUTION:The auxiliary magnetic pole 2 is constituted of a high-permeability magnetic material 2A such as Mn-Zn ferrite or Ni-Zn ferrite magnetic pole applied with a magnetic pole winding 3 for information input and output on said material, and a holding member 2D. The solid lubricating layer 5 is provided on the surface of the holding member 2D of the auxiliary magnetic pole 2 which slides with the magnetic recording medium. The groove 6 having the hole 6A is provided to the position of the solid lubricating layer 5 where said layer faces the thin high-permeability magnetic film of the main magnetic pole. Since the contact frictional resistance of the solid lubricating layer 5 provided to the head part of the auxiliary magnetic pole 2 and the recording medium is small, the slidability of the auxiliary magnetic pole 2 is improved. The decrease of the effective magnetic flux passing the solid lubricating layer 5 is prevented by providing the hole 6a to the position of the solid lubricating layer 5 where said layer faces the thin high-permeability magnetic film of the main magnetic pole.
Patent JP-H09265824-A (JP)
Title: Surface light emitting device
Inventor: YOSHIKAWA YUKIO
IPC: F21V8/00
Filed: 1996-03-28
Abstract: PROBLEM TO BE SOLVED: To increase the amount of light emitted to the outside of a light guide plate held at a distance from a light source, if the density of projections provided on the light guide plate is given stepless differences, by preventing the projections from fluctuating in shape with position, and making the intervals between the adjacent projections smaller for an increase in the density at which the projections are arranged. SOLUTION: In a surface light emitting device in which a number of projections 6 to be arranged in a high density roughly proportional to the distance from a light source are formed to provide uniform illuminance over an entire surface, die recesses 102 for forming the projections 6 are injection molded from a light-transmitting resin material using a molding die 101 machined by a cutting tool 30 having an apex angel θ, so that incident light which is incident at a critical angle or less that is determined by the resin material is reflected by the projections 6.
Patent JP-S55166615-A (JP)
Title: Light deflector
Inventor: KITAMURA TAKASHI
IPC: H04N3/02
Filed: 1979-06-14
Abstract: PURPOSE:To reduce polarizing errors by fixing a polyhedral mirror to a revolving shaft by means of a flexible member, providing a plurality of float members on the circumference concentrical to the revolving shaft in opposition to the reference plane of the polyhedral mirror and supporting the polyhedral mirror by the pressure of the fluid produced by the revolution of the polyhedral mirror. CONSTITUTION:A polyhedral mirror supporting ring 5 is fixed to the shaft 2 of a motor 1 by way of a sleeve 3 and the flexible member 4 fixed to the top end part of the sleeve 3. The polyhedral mirror 6 is rotated by the revolution of the motor 1, and the luminous flux A incident from a window 8 is reflected by the mirror surface 6-1 of the polyhedral mirror 6, is polarized in the direction rectangular to the plane of the paper and again emitted from the window 8. In opposition to the reference plane 6-2 of the polyhedral mirror 6, float members 7 are fixed at an equal spacing on the circumference centering at the axis OO' on the base plate 9. The polyhedral mirror is supported by the pressure along with the turning between the reference plate 6-2 and the float members. A magnet 13 is provided in order to remove dust such as iron powder in the fluid. Thereby, the errors of polarization may be decreased and the abrasion of the device may be prevented.
Patent JP-S51151493-A (JP)
Title: Nuclear power plant superheater s team temperature control system
Inventor: FUJIWARA TOSHIKATSU
IPC: G21D3/08
Filed: 1975-06-19
Abstract: PURPOSE: The system to accurately control the superheater steam temperature at a nuclear power plant. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S51151402-A (JP)
Title: An improved deflator
Inventor: YAMADA MINORU
IPC: F22D1/30
Filed: 1975-06-19
Abstract: PURPOSE: On the upper portion of a frame installed specifically in the main component of the deflator, provided is a water spray box, while a group of receiving trays on the lower portion, and interrupted pla te, a funnel port and a receiving tray so as to minimize a deflactor and upgrade the deflating efficiency. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H02254086-A (JP)
Title: Frame structure for motor bicycle
Inventor: TERAI KAZUO
IPC: B62J35/00
Filed: 1989-03-29
Abstract: PURPOSE:To ensure high rigidity as the number of parts is reduced by a method wherein a head pipe and a rear arm bracket are intercoupled through a bent down tube and an approximately linear tank frame provided at its interior with a tank space. CONSTITUTION:In a car body frame 1 in which a head pipe 5 and a rear arm bracket 6 are intercoupled through a tank frame 7 and a down tube 8, a pair of the down tubes 8 on both sides are provided, and the intermediate part thereof is bent in a ' '-shape downward as seen from a side. The tank frame 7 is formed approximately in the shape of a wide straight line as seen from a side and such that it is positioned astride between a pair of the down tubes 8 on both sides, and an internal space forms a tank space in which fuel is stored. Further, a triangle is formed, as seen from a side, with the tank frame 7 and the two sides of the bent down tube 8, and this constitution provides high rigidity.
Patent JP-2000267973-A (JP)
Title: File information bulletining method and computer- readable recording medium
Inventor: MIYAMURA KAZUTOSHI
IPC: G06F13/00
Filed: 1999-03-19
Abstract: PROBLEM TO BE SOLVED: To browse a file of multi-page constitution through a Web browser without using any special plug-in viewer by displaying a file name as an object to be bulletined and displaying operation information used for page control, and bulletining information of a constitution file that the bulletin file indicated by a page has. SOLUTION: At a 1st processing stage, the names of files which are composed of constituent files each generated for one page and handled as one file are displayed as objects to be bulletined. At a 2nd processing stage, operation information used for page control over a selected bulletin file is displayed. At a 3rd processing stage, the information of the constitution file that the bulletin file indicated by a selected page has is bulletined. For example, a browser 20 on a terminal device 2 reads in a display control file 13 and interprets the display control file described in a tagged language for screen operation to perform control as if the constitution file of the bulletin-file had a page.
Patent JP-H09245461-A (JP)
Title: Software recording medium and formation of label
Inventor: SAKURA OSAMU
IPC: G09F3/00
Filed: 1996-03-05
Abstract: PROBLEM TO BE SOLVED: To allow the data described in a label to accurately express the content. SOLUTION: When a software is recorded to a software recording medium (or software is reading from a software recording medium), characteristic of software to be recorded (or having been recorded) is output 108 by converting it with a color or monochrome dot pattern by dividing the software into blocks having constant length, thereafter assigning dot to each block 105 and then causing the information of each block to be corresponding to color and gradation of each dot 107.
Patent JP-S571509-A (JP)
Title: Controller for preventing hunting of tip of rolled material
Inventor: TAKAHASHI AKIHIRA
IPC: B65H23/188
Filed: 1980-06-03
Abstract: PURPOSE:To prevent the titled hunting, by setting a looper control gain at a little lower point, when the tip of a material to be rolled touches a looper, and by raising the looper control gain to a set point following to a timer. CONSTITUTION:When a material 3 to be rolled passes a rolling mill 1 and is bitten by a rolling mill 2, a metal-in detecting relay 13 is put ON by a metal-in device 12, and a looper 4 is actuated by a command to start ascendance so that a loop is generated. Hereupon, a control gain G is under a condition alpha.G(<G) because an instantaneous junction 14b is close until just before the material 3 is bitten; a timing junction 14a is turned on following to a metal-in timer so that the amount of the loop becomes large; however, the corrective value for returning the looper angle theta to the preset angle thetaK is limited to a value not to cause a hunting, by suitably setting the value alpha. Thereafter, at a point wherein the junction 14a is put ON, a gain corrector 17 linearly restores a gain G8, a value to be originally set, and the rolling work for the main part of the material 3 except the tips is smoothly controlled.
Patent JP-H01246649-A (JP)
Title: Memory system
Inventor: MURASE KIYOSHI
IPC: G06F12/06
Filed: 1988-03-29
Abstract: PURPOSE:To attain the high speed data transfer between an arbitrary main memory address and an auxiliary memory address by executing the data transfer between the area of a window to develop an auxiliary memory and the area of a main memory. CONSTITUTION:At the time of a data transfer, an address on a main memory 1, an address on an auxiliary memory 2 and the size of transfer data are transferred to a control logic 7. Next, the control logic 7 checks the overlapping of a transfer address on the main memory 1 and windows 3 and 4. When the address is not overlapped, the control logic 7 gives an instruction to bank switching circuits 5 and 6 so that the purpose auxiliary memory 2 can be developed to either of the windows 3 and 4 and the data transfer is instructed between the windows 3 and 4. When the address is overlapped, for the window to access the auxiliary memory 2, the window at the side, in which the overlapping does not occur, is used.