baber/WOPTO huggingface dataset:
Patent JP-S6490063-A (JP)
Title: Spin coating method
Inventor: MATSUKURA TOKUSUKE
IPC: H01L21/027
Filed: 1987-10-01
Abstract: PURPOSE:To improve the uniformity of the thickness of a film formed on a substrate by coating by removing part of the surface of a coating soln. on the periphery of the substrate during the rotation of the substrate. CONSTITUTION:Part of the surface of a coating soln. 2 on the periphery of a substrate 1 is removed with a pallet 3 during the rotation of the substrate 1. The surface tension of the coating soln. 2 on the periphery of the substrate 1 is reduced and the unnecessary coating soln. 2 is easily released from the surface of the substrate 1. The amt. of the coating soln. stagnating on the periphery of the substrate is reduced and the uniformity of the thickness of a film formed on the substrate by coating is improved.
Patent JP-H02256251-A (JP)
Title: Semiconductor device and its manufacture
Inventor: TAKAOKA KIYOSHI
IPC: H01L21/52
Filed: 1989-09-26
Abstract: PURPOSE:To obtain a high quality semiconductor device free from occurrence of bubbles and chip tilt by a method wherein semi-hardened thermosetting resin or thermoplastic resin adhesive of uniform thickness is used to adhere a chip to a die pad. CONSTITUTION:Adhesive 9 comprising semi-hardened resin or thermoplastic resin is used to make a chip 6 uniformly thick and adhere it to a die pad 2. That is, the adhesive 9 is screened on a tape-like release paper 10 with substantially uniform thickness, the adhesive 9 is heat-transferred to the die pad 2 of a leadframe 1, the chip 6 is press-fitted by a collet 7 while the adhesive 9 transferred to the die pad 2 is being heated, and heat treatment is performed for complete hardening if the adhesive 9 is semi-hardened resin so that the chip 6 is adhered to the die pad 2. Thus a high quality semiconductor device free from occurrence of bubbles and tilt of the chip 6 can be obtained.
Patent JP-H08108997-A (JP)
Title: Carrier truck system for independent or synchronous operation of multistage core type boom structure
Inventor: DONARUDO SHII HEIDE JIYUNIA
IPC: B66C23/697
Filed: 1995-09-27
Abstract: PROBLEM TO BE SOLVED: To prevent damage of a flexible hydraulic hose and an electric cable by adjusting the movement of the flexible hydraulic hose and the electric cable by first and second carrier tracks during telescopic movement of respective sections of a boom. SOLUTION: A rod-type hydraulic cylinder 9 is connected among stages 1a, 1b and 1c of a boom, and respective sections of the boom are extended and retracted in the independent and synchronous state. Respective hydraulic hoses and the electric cables are housed in a air of flexible carrier tracks 10, 11 to prevent the hoses and the cables from being damaged in the telescopic movement of respective sections. One end of the first carrier track 10 is connected to the inner end of the mid section 1b at the position 10a, and the other end is connected to the lower end wall of the lower section 1a. One end of the second carrier track 11 longitudinally extends in the position 11a and connected to the outer end of a hose and cable support tube to be fixed to the inner end of the mid section 1b at the position 12a.  The other end of the carrier track 11 is connected to the lower end wall of the upper section 1c at the position 11b.
Patent JP-H03112891-A (JP)
Title: Gas feeder
Inventor: MIKOSHIBA NOBUO
IPC: H01L21/205
Filed: 1989-09-26
Abstract: PURPOSE:To provide the title feeder for film formation unit with CVD technique, so designed that a channel to bypass a carrier gas to its discharge side without passing through an organometal vessel is specifically set up, thereby facilitating the purge of residual organometal and enabling such vessel causing no leak to be installed. CONSTITUTION:A pipe 202 dipped into an organometal liquid 60 reserved in an organometal vessel 1 is fitted with an inlet valve, and a second pipe 203 connected to the vessel 1 but not dipped into said liquid 60 with an outlet valve 3. And these valves 2, 3 are connected, using joints 5, 6, to carrier gas-flowing pipings, respectively. In such system, close to the vessel 1, a bypass line 204 fitted with a bypass valve 4 is set up between the piping connecting the joint 5 and the valve 2 and the other piping connecting the joint 6 and the valve 3. To make dead zones between these valves as small as possible, the pipings between these valves are directly connected by welding without using joints.
Patent JP-S60140818-A (JP)
Title: Manufacture of semiconductor device
Inventor: IMAOKA KAZUNORI
IPC: H01L21/3205
Filed: 1983-12-28
Abstract: PURPOSE:To flatten the surface of a buried layer, and to prevent the remaining of polysilicon at the stepped section of a polysilicon film by removing polycrystalline silicon in the sections except an electrode window through plasma- etching. CONSTITUTION:A U-shaped groove 12 is formed to an silicon substrate 11 through reactive-ion-etching, and the surface of the U-shaped groove is oxidized to shape an oxide film 13. When polysilicon is deposited and a polysilicon film is formed, the surface of the polysilicon film takes a shape indented at the central section of the U-shaped groove. When the polysilicon film on the silicon substrate 11 is etched through plasma-etching, a polysilicon buried layer having a flat surface is obtained in the same manner as formation through chemical polishing, and the buried layer in which there is no possibility of the contamination of K ions is acquired. Accordingly, when an element isolation layer is formed by using the U-shaped groove 12, an MOS transistor having excellent characteristics is formed.
Patent JP-H0992672-A (JP)
Title: Wire bonder
Inventor: KAWAI YOSHIAKI
IPC: H01L21/60
Filed: 1995-09-28
Abstract: PROBLEM TO BE SOLVED: To form a concave-curved part adjacent to a pressing face and prevent a wire kink caused by a separated piece to avoid a discontinuity of the wire. SOLUTION: A wedge 13 which presses a wire 11 against a substance to connect is fixed to one end part of a horn 8 into which an ultrasonic vibration is given, and in this wedge 13, a neighboring part between a pressing face 13c for pressing the wire 11 and a side wall on the side to which the wire 11 is supplied is formed in a convex-curved face 13g, and also a concave-curved part 13h is formed in a neighboring portion to the pressing face 13c in this convex-curved face 13g.
Patent JP-H03112774-A (JP)
Title: Hydraulic system for industrial vehicle
Inventor: SUZUKI SHIGERU
IPC: B62D5/07
Filed: 1989-09-26
Abstract: PURPOSE:To reduce a surplus amount of oil by providing a flow selector valve, which is pilot-operated by a pressure in a cargo-handling circuit, in a delivery pipe line with a volume control valve pilot-operated by a differential pressure before and after this flow selector valve to change the delivery volume of a variable displacement oil hydraulic pump. CONSTITUTION:A flow divider valve 14, in which pressure oil is flow-divided into a flow amount required for a power steering circuit 13 and a flow amount for the rest of a cargo-handling circuit 15, is provided in a delivery pipe line 12 connected to a variable displacement oil hydraulic pump 11 driven by an engine 10, and the cargo-handling circuit 15 is connected to a cargo-handling actuator such as various cargo-handling cylinders through a cargo-handling control valve (not shown). While a flow selector valve 20, which is pilot-oerated by a pressure in the cargo-handling circuit 15, is provided in the delivery pipe line 12 of reaching the flow divider valve 14. Throttle parts 21, 22, whose opening is different by a normal position (a) and a select position (b) of this flow selector valve 20, are provided, and a volume control valve 30 is selected by a differential pressure before and after this flow selector valve 20 to change the delivery volume of the pump 11.
Patent JP-H0559664-A (JP)
Title: Method for resin finishing of fiber product
Inventor: MINAGAWA TAKUMI
IPC: D06M101/00
Filed: 1991-09-02
Abstract: PURPOSE:To enable a resin finishing method of fiber product of providing the fiber product with flexibility, high wrinkle preventing ability and shrink preventing ability without lowering strength in subjecting a cellulosic fiber product to resin finishing with formaldehyde vapor by using a polyhydric alcohol having a specific boiling point. CONSTITUTION:A cellulosic fiber-containing fiber product is immersed, for example in an aqueous solution of a polyhydric alcohol having >=150 deg.C boiling point (preferably ethylene glycol or polyethylene glycol having 90-5,000 molecular weight), uniformly dried, the cloth is exposed to formaldehyde vapor, then provided with a catalyst such as sulfur dioxide gas, heat-treated, and crosslinking bond of cellulose molecules with formaldehyde is caused and the amount of the remaining formaldehyde is suppressed to a low content to provide the cellulosic fiber-containing fiber product with excellent wrinkle preventing properties and shrink preventing properties without reducing strength.
Patent JP-H07102649-A (JP)
Title: Joint structure for building panel
Inventor: NAKAI IKUO
IPC: E04B1/348
Filed: 1993-10-06
Abstract: PURPOSE:To use panels having the same thickness in common. CONSTITUTION:This structure applies to the joint of a ceiling panel 11 where the first ceiling panel 12 and the second ceiling panel 13 are slantwise jointed to each other. In this case, both panels 12 and 13 are jointed to each other via joint edges 14 and 15 having an angle of theta/2 relative to the vertical planes 19 and 19 of the panels 12 and 13, provided that the inclination angle of the second ceiling panel 13 relative to the side 12A of the first ceiling panel 12 is taken at theta. Also, a wall panel including an interior panel and an exterior panel can be mentioned, in addition to the ceiling panel 11, as a concrete example of a building panel.
Patent JP-H0675611-A (JP)
Title: Access control system for controller
Inventor: MAEKAWA AKIHIKO
IPC: G05B19/05
Filed: 1992-08-26
Abstract: PURPOSE:To facilitate simulation by improving the CPU execution speed of a controller and executing a tracing function which is necessary for maintenance without placing a load on a CPU. CONSTITUTION:An image memory 6 is arranged between input/output cards 3 and 4 and the CPU 1 and refreshed only at the time of input/output variation. Further, the image memory 6 is constituted so as to have a 1st memory 6a and a 2nd memory 6b and data simultaneousness is secured.
Patent JP-H0673869-A (JP)
Title: Double flooring and manufacture of floor board
Inventor: MIURA KOICHI
IPC: H02G3/38
Filed: 1992-08-25
Abstract: PURPOSE:To utilize an under floor as a radiocommunication zone for safely and surely transmitting/receiving information signals between information processing devices indoors, and perform base isolation by means of a floor construction by which earthquake force is turned way as a countermeasure of earthquake. CONSTITUTION:This double flooring system is constituted so that floor boards 10 respectively having leg bolts 20 adjustable their height on the four corners are arranged, or a bottom plate 6 and a receiving plate 8 are connected together through a post screw 9, the bottom plate 6 is provided on a bed floor 1, corners of four mortar floor boards 10 are placed on the receiving plate 8 and connected together. Transmitting devices and receiving devices of electric wave, ultrasonic wave, infrared rays, and light of high intensity under the floor are connected to electronic devices on the floor, and signals are transmitted and received in the space under the floor by the use of respective carrier waves.
Patent JP-H06101568-A (JP)
Title: Oil pan structure of engine
Inventor: ABE RYOJI
IPC: F02F7/00
Filed: 1992-09-21
Abstract: PURPOSE:To provide an engine oil pan structure wherein a capacity chamber which sinks below an oil level when the oil level is tilted is provided within the oil pan of an engine without increasing the weight or decreasing the storage capacity of oil. CONSTITUTION:An engine oil pan, structure comprises a reinforcing block 3 connected to the lower portion of a cylinder block 2, an oil pan 1 connected to the lower portion of the reinforcing block 3, and a member 12 constituting a capacity chamber and mounted on the lower surface of a supporting portion 11 bifurcated from the side wall of the reinforcing block 3, the capacity chamber sinking below an oil level when the oil level is tilted.
Patent JP-H02101290-A (JP)
Title: Construction method for large cavity section at ultra-deep underground
Inventor: INOUE KAZUTOSHI
IPC: E21D1/03
Filed: 1988-10-06
Abstract: PURPOSE:To easily perform construction by fitting a drilling machine to a guide pipe vertically provided in a large-diameter vertical shaft, forming a large cavity section, and applying lining on the inner wall face of the large cavity section with a spraying machine fitted to the guide pipe. CONSTITUTION:A hollow guide pipe 2 is erected at the center of a small- diameter vertical shaft, a guide wall 3 is constructed around the opening side of the small-diameter vertical shaft, and the inner side is expanded and drilled. A rotary drilling machine is coupled on the outer periphery of the pipe 2, the periphery of the small-diameter vertical shaft is expanded via mud water drilling by the drilling machine 5 to the preset depth to construct a large-diameter vertical shaft 4. A large cavity section 14 is dug by a reclaimer type drilling machine 13 fitted rotatably and movably along the pipe 2, and the drilled sediment is discharged on the ground by an elevator provided in the pipe 2. Lining is applied to the inner wall face of the large cavity section 14 by a spraying machine 15 fitted rotatably and movably along the pipe 2.
Patent JP-H0193485-A (JP)
Title: Annealing process for superconductive material
Inventor: IWAMATSU SEIICHI
IPC: C04B35/45
Filed: 1987-10-05
Abstract: PURPOSE:To give high and stabilized critical temperature to the ceramic high- temperature superconductor with treatment at a relatively lower temperature, by annealing, as it is exposed to an ozone-containing atmosphere. CONSTITUTION:A ceramic high-temperature superconductor such as YBaCuO system superconductor, is placed in a quartz tube, and annealed as it is heated at about 400 deg.C with an infrared heater, and simultaneously an ozone gas is introduced into the quartz tube. Further, more effective annealing can be performed by ozonizing the oxygen gas introduced into the tube by irradiation with ultraviolet rays from the tube surface.
Patent JP-S63104023-A (JP)
Title: Electro-optical device
Inventor: TSUNODA YUKIYOSHI
IPC: G02F1/1343
Filed: 1986-10-22
Abstract: PURPOSE:To obtain a color electro-optical device having high reliability at a low cost by using a conductive coated film as an electrode of an electro- optical device. CONSTITUTION:On a glass substrate 1 on which a color filter 2 has been formed, that which has dispersed fine grains of ITO into an acrylic resin is formed in a stripe shape and burned by offset printing, and a conductive coated film 5 is formed. On the surface of this conductive coated film 5, an oriented film of polyimide, etc. and by performing rubbing processing, a liquid crystal display device is manufactured. The conductive resin film 5 which becomes a display electrode can be formed by a printing machine, therefore, the manufacturing process is simplified, and the cost can also be reduced remarkably.
Patent JP-2000082704-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: MAKIMOTO HIROMI
IPC: H01L21/316
Filed: 1998-09-04
Abstract: PROBLEM TO BE SOLVED: To manufacture an isolated oxide film having high configurational accuracy, and an isolated oxide film having high breakdown voltage, by a simple process. SOLUTION: A semiconductor device provided with a plurality of isolated oxide films 49 and 42 of different thicknesses is manufactured. A nitride film 14 and a resist film 30 are formed on a silicon substrate 10. Aperture parts 32 and 34 are provided on the resist film 30. (A) An etched hole is formed on the nitride film 14 using the resist film 30 as a mask. (B) Isolated oxide films 40 and 42 are formed on the lower part of the etched hole by thermal oxidization. (C) The etching dimensions of LW of the etched hole 36 provided on the nitride film 14 is set at 0.6 μm or larger, and the etching dimensions LN of a small etched hole is set at 0.6 μm or smaller, i.e., in concrete terms, at the value necessary to obtain the prescribed thickness on the isolated oxide film 42.
Patent JP-H10107740-A (JP)
Title: Optical element power control system
Inventor: ROBERTS KIM BYRON
IPC: H04J14/00
Filed: 1997-09-01
Abstract: PROBLEM TO BE SOLVED: To control a power output with a relaxed maximum or minimum margin by deciding an optical power in each of a plurality of different optical wavelength bands so as to eliminate the need for taking a gain change among different wavelength bands into account. SOLUTION: This system has a means 6 that decides an optical signal power for a specific wavelength band, a means 7 that decides which wavelength band is close to a prescribed threshold level, and a means 8 that generates a control signal for an optical element based on the optical signal power for one wavelength band or over. The means 6, 7, 8 are executable by a software operated on a conventional micro controller hardware. A digital input to the micro controller is generated by an A/D converter and fed via an optoelectric converter like a PIN diode.
Patent JP-H1197996-A (JP)
Title: Photoelectric sensor and its sensitivity adjusting method
Inventor: YAMASHITA YOSHIHIRO
IPC: H03K17/78
Filed: 1997-09-17
Abstract: PROBLEM TO BE SOLVED: To finely adjust the sensitivity of a photoelectric sensor by using a resistance which varies in resistance ratio linearly with an angle of rotation. SOLUTION: A series circuit is provided which consists of 1st and 2nd resistances R1 and R2 dividing the voltage of the output of a photodetecting circuit 4. A variable resistor VR1 which varies in resistance ratio linearly with the angle of rotation is connected to the 2nd resistance R2 in parallel. Then a light projection current is so adjusted that a stable light incidence state is entered while a recursive reflection plate is arranged at a body detection position. Consequently, the adjustment can be made so that the optimum sensitive can easily be obtained.
Patent JP-S63107050-A (JP)
Title: Resin seal type semiconductor device
Inventor: TSUBOSAKI KUNIHIRO
IPC: H01L23/29
Filed: 1986-10-24
Abstract: PURPOSE:To prevent disconnection of bonding wire at the time of thermal cycle of a resin seal type semiconductor device having a chip coat film, by setting the coefficient of linear thermal expansion of resin seal material within a specified range. CONSTITUTION:Concerning a resin seal type semiconductor device wherein a protective film 6 of organic polymer is arranged on the upper surface of a semiconductor chip 4, the coefficient of linear thermal expansion of a resin seal material 7 is in the range of 5X10<-6>/ deg.C-15X10<-6>/ deg.C. The above resin seal material 7 is composed of epoxy resin, hardening agent, silica filler, etc., and the content of silica filler is equal to or more than 70 weight %. The above organic polymer protective film 6 is made of any one out of silicon system gel or rubber, polyimide system resin, epoxy system resin, aromatic series plyester, aromatic series polyester imide, aromatic series polysulfone, aromatic series polyether amide etc.
Patent JP-H0972191-A (JP)
Title: Image pickup device
Inventor: ODA HIROSHI
IPC: E21D9/06
Filed: 1995-09-05
Abstract: PROBLEM TO BE SOLVED: To easily grasp facing, bit or a state inside a cutter chamber. SOLUTION: An image pickup device 23 is so constituted that a TV camera 24 is stored in a waterproof type case 42. The front wall 84 of the case 42 is equipped with an opening 90 loading a bearing lens 92 thereto, and a lens of the TV camera 24 is opposed to the opening 90. The case 42 is fixed to the front end section 26B of a bearing member on the rear wall 86. When taking a picture of facing, etc., first of all, a shutter 36 is opened, and then, the bearing member is moved by a motor to insert the image pickup device 23 in a chamber through an opening 30 of a partition wall 10. When taking a picture of the peripheral sections of facing, etc., the front end section 26B of the bearing member is oscillated by the motor and is rotated. When earth, sand or sludge are made to adhere to a place taking a picture, water is jetted from a nozzle 9801 of the front wall 84 of the case 42 to eliminate them. The illumination of a place taking a picture is made by light from the front end of an optical fiber 104A exposed to the front of the front wall 84 of the case 42.
Patent JP-2000138223-A (JP)
Title: Bonding pad structure and manufacture thereof
Inventor: ONODERA TAKAHIRO
IPC: H01L21/60
Filed: 1999-09-06
Abstract: PROBLEM TO BE SOLVED: To improve reliability and productivity of a multilayer interconnection by providing a wiring structure, together with its manufacturing method, where an oxidation-resistant metal is selectively formed on at least a surface of a pad region of a chip, when a copper is embedded in a wiring groove at a top layer of an LSI. SOLUTION: A second metal forming an inert oxide is embedded on the surface of a first metal through a series processes comprising a process, where at least a bonding pad groove 35 is formed at a top layer insulating film 34, a process where a first metal 36 which is thinner than the depth of the bonding pad groove is formed, a process where a second metal forming an inert oxide is formed on the first metal, and a process where the first and second metals on the surface of the top layer insulating film are removed. For a multilayer interconnection top layer comprising a wiring region and a bonding pad region, a second metal forming an inert oxide layer is formed on the surface of the first metal which is embedded in an interlayer insulating film of the top layer.
Patent JP-2000079260-A (JP)
Title: Back flow prevention device for pachinko ball
Inventor: ENOMOTO HIROSHI
IPC: A63F7/02
Filed: 1998-09-07
Abstract: PROBLEM TO BE SOLVED: To provide the small-sized back flow prevention device of pachinko balls capable of surely preventing the pachinko balls from flowing back by gravity even in the case of stopping a lifting device. SOLUTION: Inside a main body 10 in a block shape, a passage 11 where pachinko balls are lined up and pushed upwards and an inclined hole 14 with a stopper 17 communicated with the passage 11 in a chevron shape are formed. The pachinko ball 16 or an elevating/lowering body is inserted to the inside of an inclined hole 14. When a lifting device is stopped, a bridge state where the pachinko ball 16 or the elevating/lowering body inserted inside the inclined hole 14 pushes the pachinko ball inside the passage 11 with each other is attained, the passage 11 is closed and a back flow is prevented.
Patent JP-S63106627-A (JP)
Title: Liquid crystal display device
Inventor: KODA SATOSHI
IPC: G02F1/1333
Filed: 1986-10-23
Abstract: PURPOSE:To eliminate the electrode cutting, and to decrease the display failure of a liquid crystal display device, by using a multi-layer electrode as a transparent conductive film electrode. CONSTITUTION:In a liquid crystal display device which uses a plastic film as two pieces of upper and lower substrates 1, 6, and also uses a transparent conductive film as an electrode, other electrode than that of an orienting agent applying part on at least one substrate of the upper and the lower substrate is a multi-layer electrode. For instance, on the electrode except the part to which an orienting agent 3 of a transparent electrode 2 is applied, a conductive layer 7 is formed by conductive paste such as carbon paste, silver paste, copper paste, etc., by screen printing, pat printing, etc., and a double layer structure with the transparent electrode 2 is formed. In such a way, the electrode cutting of a liquid crystal display body is eliminated, and the yield is improved, and a high reliability is obtained.