baber/WOPTO huggingface dataset:
Patent JP-H06181296-A (JP)
Title: Read only storage device, driving method therefor and manufacture thereof
Inventor: KUBOTA YASUSHI
IPC: H01L27/112
Filed: 1993-04-06
Abstract: PURPOSE:To increase a margin of a manufacturing process and to read at a high sped by varying channel impurities on a surface of a substrate under gate electrodes of a plurality of MOSFETs to two or more types. CONSTITUTION:A field insulating film 2 is formed on a p-type silicon substrate 1, and an element isolation is conducted. Then, a region to become a channel 11 of a depression type transistor is opened, and impurity is implanted in the opening. Thereafter, an insulating film 4 is formed on an exposed surface of the substrate 1, and a gate electrode 5 is formed thereon by using polycrystalline silicon. With the electrode 5 and the film 2 as masks different impurity from that of the substrate 1 is implanted in a self-alignment manner to form source.drain regions 6, and channel region having different effective channel lengths are formed. Then, an insulating film 11 is deposited on the substrate 1 of this state, and a contact hole 11a is formed. Further, a bit line 12 is formed to complete a read only storage device.
Patent JP-H02260431-A (JP)
Title: Semiconductor device and photoelectric conversion apparatus using the device
Inventor: MORISHITA MASAKAZU
IPC: H01L29/737
Filed: 1989-03-30
Abstract: PURPOSE:To enhance a current amplification factor and a frequency characteristic by a method wherein a part near an interface to a base region inside an emitter region is set to a specific carrier concentration, a high-concentration emitter region of a specific impurity concentration is formed between an emitter electrode and the emitter region and a concentration of Ge of impurities added to the base region is made larger than a concentration of B. CONSTITUTION:At least the following are provided: an emitter region 5 of a first conductivity (n) type; a base region 4 of a second conductivity (p) type; a collector region 7 of the first conductivity type; and an emitter electrode 200. The emitter region 5 is formed of a single crystal. A part near an interface to the base region 4 inside the emitter region 5 is set to a carrier concentration of 1X10<19>cm<-3> or lower; a high-concentration emitter region 9 whose impurity concentration is 1X10<19> to 1X10<21>cm<-3> is formed between the emitter electrode 200 and the emitter region 5. In addition, B and Ge as impurities are added to the base region 4; a concentration of the Ge is made larger than a concentration of the B. Thereby, it is possible to enhance a current amplification factor and a frequency characteristic.
Patent JP-H07268731-A (JP)
Title: Twisting spindle of yarn
Inventor: SUGIOKA TAKAMI
IPC: D01H7/86
Filed: 1994-03-26
Abstract: PURPOSE:To provide a twisting spindle hardly causing noise, having high durability and capable of making the size of the apparatus smaller in operation with high-speed rotation and capable of suppressing increase in tension of yarn produced by centrifugal force of ballooning due to decreasing ballooning and thereby speeding up twisting yarn. CONSTITUTION:Two shafts 2 and 6 having yarn guide holes 24 and 25, respectively, and mutually reversely rotating are coaxially arranged in series and the end part 2b of one shaft 2 in two shaft is formed as a cylindrical part and the end part (a) of other shaft 6 is formed as a shaft part and plural rolling bodies 8 each engaging at a prescribed spacing installed between the cylindrical part and the shaft part rotatably support these two shafts and a controller 10 for controlling revolution of the cylinder is provided.
Patent JP-H09271971-A (JP)
Title: Laser beam machine
Inventor: KODA KYOJI
IPC: B23K26/064
Filed: 1996-04-02
Abstract: PROBLEM TO BE SOLVED: To always realize precise and quick optical path correction by arranging an auto alignment system of laser beam. SOLUTION: An auto alignment system roughly consists of the following constitution. Oscillation devices 29, 31 to change its inclination angle are respectively arranged to mirrors 5, 7. Further, a screen 41 as a mechanism to detect an optical path of the laser beam reflected with the mirror 5 and a camera 43 behind the screen are arranged, further, a screen 45 and camera 47 for an optical path of the laser beam reflected with the mirror 7 are arranged. The cameras 43, 47 are connected to a computer 39 through a selecting switch 49, the computer 39 computes a deviation quantity between actual optical path and target optical path, based on the result, a controller 33 is operated. As a result, the deviation of optical path axes is corrected through the oscillation devices 29, 31.  Thus, the laser beam can precisely make incidence on prescribed region of the homogenizer 17 having specific construction.
Patent JP-S57195845-A (JP)
Title: Fuel supply unit in internal combustion engine
Inventor: KITAMURA SHIYUUICHI
IPC: F02M7/22
Filed: 1981-05-27
Abstract: PURPOSE:To make it possible to carry out high responsible fuel supply irrespective of the shape of an intake air bypass passage and the attitude of a vehicle, by changing the effective cross-sectional area of fuel jet in response with the flow of intake air passing through a bypass passage detouring a Venturi section in a carburetter. CONSTITUTION:An air flow detecting plate 9 fixed to a rotary shaft 11 is provided in an intake air bypass 7 upstream of an intake air throttle valve 8, and is arranged to be rotated, overcoming a returen spring, to an open degree corresponding to the flow of intake air. A metering needle 16 is displaced by the rotation of the detecting plate 9 through a lever 12 fixed to the rotary shaft 11, so that the effective cross-sectional area of a fuel jet 17 to which fuel is led from a float chamber 22, is changed for enabling the metering of fuel to be made in response with the flow of intake air. Fuel flowing from the fuel jet 17 is ejected to the upstream side of the throttle valve 5 together with air entering from a fuel discharge chamber 18, through a restriction part 19 and a fuel passage 20.
Patent JP-S60225057-A (JP)
Title: Detection of different material
Inventor: KAWABATA SHIGEO
IPC: G01N27/72
Filed: 1984-04-23
Abstract: PURPOSE:To attain enhancement of the detection accuracy of a different material, by performing the automatic setting of a reference value at every kind and amplifying only the difference between the impedance of a detection coil and that of a contrast coil to predetermined magnitude. CONSTITUTION:An impedance measuring instrument 5 measures the impedance Z0 of a contrast coil 3 and the impedance Z1 of a detection coil 1 and amplifies the difference (Z1-Z0) between the impedances Z0, Z1 to predetermined magnitude. When the value of amplified impedance (Z1-Z0) exceeds a predetermined value, a judge device 6 judges a steel pipe 2 as a different material and issues an order to a feed control apparatus 8 through a control apparatus 7 and the apparatus 8 moves the different material out of the line. The foregoing operation is performed every when the steel pipe 2 passes through the coil 1 but the setting of a steel pipe 4 to the coil 3 and the measurement of the impedance Z0 are performed at every kind and this measurement may be performed only by inserting the steel pipe 4 corresponding to ech kind into the coil 3 and, even if a kind changes, it is unnecessary to take the setting of the reference value over again.
Patent JP-S61239921-A (JP)
Title: Preparation of dish shaped article
Inventor: MACHIDA MITSUNOBU
IPC: B29C45/14
Filed: 1985-04-17
Abstract: PURPOSE:To prepare a dish shaped article having a surface free from wrinkles by an insert injection molding process without cutting the metal layer constituting a thin wall article, by presetting the thin wall article to the moving side or fixed side of a mold an fixing the same at the outer edge part of the mold close to the molded article of said mold. CONSTITUTION:A thin wall article has at least a metal layer and a thermoplastic resin film excellent in weatherability may be laminated to the surface of the metal layer. The thin wall article is preset to the moving side of an injection mold and fixed at the outer edge part of the mold by hydraulic pressure. The mold has mount plates 1, 1' and the press plate 2 of the thin wall article. Further, the hydraulic cylinders 3, 3' for the pressing operation of the thin wall article, guide pins and thin wall article pressing plate support pins 4, 4' are provided. Furthermore, a rocket ring 5 and a spray 6 are provided to fix the thin wall article 7 having the metal layer and it is desirable to provide embossing for preventing the slip of the thin wall article to the press plate. Subsequently, a mold is closed and a thermoplastic resin is allowed to fill the mold and, after cooling, the mold is opened.
Patent JP-H02258079-A (JP)
Title: Method and apparatus for coating electronic part
Inventor: NAKANO TATSUMI
IPC: B05C1/02
Filed: 1989-03-30
Abstract: PURPOSE:To easily ensure a normal coating shape and the dimensions of coating width and thickness by pressing a tape carrying coating material on the surface thereof to the electronic part rotated by a coating apparatus to apply painting to the outer periphery of the electronic part. CONSTITUTION:An electronic part 2 is mounted on a drum 4 to be fed to a coating position and coating material is applied to the surface of a long coating tape 12, which has a predetermined thickness and a predetermined width, in a predetermined width and a predetermined thickness by paint applying means 6-8. The coating tape 12 coated with the coating material is brought into contact with the outer periphery of the electronic part 2 present ag a coating position by tension rollers 9a, 9b. Further, the coating tape 12 after coating is taken up by a bobbin 11. That is, the coating tape 12 coated with the coating material is brought into contact with the outer periphery of the electronic part 2 while the electronic part 2 present at the coating position is rotated to apply painting to the outer periphery of the electronic part. As a result, a normal coating shape and the dimensions of coating width and thickness can be easily ensured.
Patent JP-H09209606-A (JP)
Title: Building utilizing iron ball durable to earthquake
Inventor: HIRAYAMA NOBUO
IPC: F16F15/04
Filed: 1996-01-30
Abstract: PROBLEM TO BE SOLVED: To reduce the generation of vibration of an earthquake to a half and reduce the occurrence of the fall of buildings by separating a ground and the columns of a building from each other to reduce the occurrence of damage due to an earthquake. SOLUTION: In case of a building about to turn sideways, an iron ball type buffering equipment 1 and a turn-sidways preventing column 2 are built as a method wherein vibration of an earthquake is prevented from being exerted directly on the column. In case of a building not about to turn sideways, only the iron ball type buffering equipment 1 is built.
Patent JP-H05246770-A (JP)
Title: Metal-ceramic joining material
Inventor: SAKAI TAKEKAZU
IPC: C04B37/02
Filed: 1992-03-02
Abstract: PURPOSE:To provide a metal-ceramic joining material which ensures high metal- ceramic joining strength and excellent thermal shock resistance and does not cause a short circuit especially when applied to a substrate. CONSTITUTION:This metal-ceramic joining material is paste obtd. by dispersing a powdery metal mixture having a compsn. consisting of 0.5-4.0wt.% at least one among Ti, Nb and Zr, 35-90wt.% Cu and the balance Ag in an org. solvent at 60-95% solid concn. The Ti, Nb and Zr powders have <=20mum particle size, the Ag powder has <=10mum particle size and the Cu powder has 5-20mum particle size and includes >=90wt.% particles having 10-20mum particle size. This joining material is especially effective for a substrate for a power module.
Patent JP-S62264303-A (JP)
Title: Safety device
Inventor: NOGUCHI AKIO
IPC: G05B9/02
Filed: 1986-04-07
Abstract: PURPOSE:To prevent malfunctions due to a leakage current, etc., and to improve reliability with a safety device by using a current transformer to detect the energization of a heater. CONSTITUTION:The differential amplification output (c) is obtained from the detection signal received from a current transformer CT via an amplifier IC1, a rectifying part 52 and a comparing part 53. In a normal state of the output waveform (c), a transistor (TR) Q3 of a selecting part 54 is turned on and off by an AC/DC converting part 55. Thus a phototriac PT is driven for control of a triac TC. While the collector of the TR Q3 is set at a high impedance in an abnormal state of the waveform (c) and a (TR) Q2 is turned on to turn on continuously both TRs Q4 and 5. These TRs Q4 and 5 keep their self-holding actions until the power supply is cut. As a result, a (TR) Q6 is turned off and the contact point of a relay RL is opened to secure a protection state.
Patent JP-S5415144-A (JP)
Title: Columnar electric equipment channel
Inventor: KOBAYASHI TADASHI
IPC: H02B1/40
Filed: 1977-07-05
Abstract: PURPOSE:To facilitate wiring insertion work by separately constituting the wire gutter main unit for mounting electric machinery and apparatus and the auxiliary frame for inserting low voltage wiring and small power wiring and mounting the wire gutter main unit after the auxiliary frame installation.
Patent JP-S62236183-A (JP)
Title: Disk control system
Inventor: KADOWAKI AKITAKA
IPC: G11B20/10
Filed: 1986-04-08
Abstract: PURPOSE:To attain the alternative allocation for every sector instead of alternatively allocating all sectors in one track even if defective sectors exist by pairing a defective sector and its adjacent normal one and executing the alternative allocation with respect to a defective sector. CONSTITUTION:If a defective sector FS is present, it is paired with its adjacent normal sector S0, and subjected to the alternative sector allocation in an alterna tive area. Simultaneously the number of sectors that are composed as one set at the position of alternative sectors and include magnetization defective areas is recorded in the normal sector composed as one normal set. If the defective sector is accessed, the normal sector paired with the defective one can provided the positions of the alternative sectors and their number, whereby the alternative sector processing can be made according to the obtained positions and the obtained number.
Patent JP-S62238056-A (JP)
Title: Metallic mold casting for cylinder block
Inventor: EBISAWA SHIZUO
IPC: B22D17/22
Filed: 1986-04-08
Abstract: PURPOSE:To improve a casting quality around the first casting through hole and also to improve the continuous productivity by setting a cooling time of the first core for the first casting through hole forming near the sand core for water jacket larger than a cooling time of the second core for the second casting through hole forming near a metallic mold, after casting. CONSTITUTION:At the time of filling up molten metal into a cavity C1, cooling water is flowed through the cooling water introducing passages 191, 192 and the cooling water exhausters 201, 202 by opening each opening valve 221, 222 through each timer, and exhausted from drainage pipe 241, 242. By these flows, the first and the second cores 171, 172 are cooled. The molten metal at the metallic mold M side is cooled by the metallic mold M to solidify rapidly, and so even if the cooling time at each the second core 172 side is short, it is no problem. In the other side, the molten metal at the sand core 16 side is slowly solidified by receiving the heat insulating effect of the sand core 16, but the water passing time of each the first core 171, that is, the cooling time is set as longer than it of the second core 172. Therefore, the heat reserve of each the first core 171 is evaded and the casting quality around each the first casting through hole becomes to good.
Patent JP-H08278625-A (JP)
Title: Production of photomask
Inventor: SASAKI HIRONOBU
IPC: G03F1/80
Filed: 1995-04-06
Abstract: PURPOSE: To shorten a process for the production of a photomask by selectively irradiating the light shieldable metallic thin film of a photomask blank with a laser beam and forming patterns by changing a wet etching rate. CONSTITUTION: This process for producing the photomask comprises the forming of the patterns by selectively irradiating the photomask blank 10 formed with the light shieldable metallic thin film 2 on a transparent substrate 1 with the KrF excimer laser 21. The material of the light shieldable metallic thin film 2 consists of chromium or chromium nitride and the patterns are formed by utilizing the fact that the wet etching rate of the parts irradiated with the excimer laser 21 is slower than the wet etching rate in the non-irradiated parts. The material of the light shieldable metallic thin film 2 otherwise consist of chromium nitrooxide or chromium oxide and the patterning is executed by utilizing the fact that the wet etching rate of the parts irradiated with the excimer laser 21 is higher than the wet etching rate in the non-irradiated parts.
Patent JP-H06264095-A (JP)
Title: Sterilizing and bleaching agent
Inventor: IKEDA MISAO
IPC: C11D7/54
Filed: 1993-03-16
Abstract: PURPOSE:To prepare a sterilizing and bleaching agent capable of uniformly and surely sterilizing and bleaching in its small amt. all the surfaces of kitchen utensils irrespective of the sizes and shapes, and excellent in safety. CONSTITUTION:This sterilizing and bleaching agent 1 is in the form of a paste comprising calcium hypochlorite and water-soluble cellulose mixed together. All the surfaces of kitchen utensils, etc., 10, irrespective of the sizes and shapes thereof, can be uniformly and surely sterilized and bleached with a small amt. of this sterilizing an bleaching agent 1 thanks to the synergistic effect of calcium hypochlorite and water-soluble cellulose.
Patent JP-S5414902-A (JP)
Title: Preparation of squalane
Inventor: OONISHI TAKASHI
IPC: C07C49/20
Filed: 1977-07-06
Abstract: PURPOSE: To prepare squalane economically from 13C ketones which can be obtained easily and at low cost by hydrogenating unsaturated ketones obtained by the thermal rearrangement of a propargyl-type alcohol. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S567773-A (JP)
Title: 2-substituted-5-alkyl-tetrahydrofuran derivative, its preparation and use
Inventor: NAKAMURA MIKIO
IPC: A23L27/29
Filed: 1979-06-28
Abstract: NEW MATERIAL:A compound shown by the formula I (R is H or R 2 ; R 2  is alkyl, alkenyl, or arylalkyl; R 1  is alkyl).  
     EXAMPLE: 2-Hydroxy-5-pentyl-tetrahydrofuran.  
     USE: A lasting perfume and flavor imparter and a modifier. Having a fresh green note and usable for food and drink, soap, cosmetics, healthy or hygienic products, drugs, etc.  
     PROCESS: An alkyl γ lactone shown by the formula II is reduced with a metallic halide to give a 2-hydroxy-5-alkyltetrahydrofuran, which is brought into contact with an alcohol shown by the formula R 2 OH in the presence of an acid catalyst to give a compound shown by the formula I wherein R is R 2 . 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H02259984-A (JP)
Title: Coin or medal arranging jig
Inventor: MURAKISHI YUKIHIRO
IPC: G07D9/00
Filed: 1989-03-31
Abstract: PURPOSE:To easily and accurately arrange every prescribed number of coins or medals and to prevent the damage of coins and medals by providing a flat rectangular block made of a polyethylene of high expansion ratio or Teflon with many specific angular grooves. CONSTITUTION:A flat rectangular block 1 made of a foam polyethylene or Teflon of high expansion ratio or Teflon is provided with many angular grooves 2 which have the same width as coins or medals and have the same length as a prescribed number of coins or medals and have the same depth as the radius of coins or medals. Coins or medals are inserted in respective angular grooves 2 of this coin or medal arranging jig 3, and the jig is inclined in the lengthwise direction. Thus, coins or medals are inclined in the direction of this inclination and are automatically arranged, and the number of coins or medals reaches a prescribed value when they are arranged throughout each angular groove. Since the block 1 is made of a foam polyethylene of high expansion ratio or Teflon, coins or medals are not damaged.
Patent JP-H07286263-A (JP)
Title: Packaging material
Inventor: MOTOSAWA YASUNORI
IPC: C08J7/04
Filed: 1994-04-20
Abstract: PURPOSE:To produce a packaging material having an excellent light shielding property and throwing property by composing the packaging material of a light shielding layer successively formed with a white ink layer, yellow ink layer and red ink layer on a resin film and a barrier layer formed with an inorg. vapor deposited film on this resin film. CONSTITUTION:This packaging material 1 is formed of the light shielding layer 2, the barrier layer 5 and a heat sealing layer 8 (nonstretched polypropylene resin, etc., and thickness about 10 to 100mum). The light shielding layer 2 is formed by laminating the white ink layer 4a (titanium oxide pigment), the yellow ink layer 4b (disazo yellow pigment) and the red ink layer 4c (watching red pigment) on a resin film 3 (stretched polypropylene resin, etc., and thickness about 5 to 30mum). The coated amts. of the respective ink layers are about 1.5 to 2.0g/m<2> and the light transmittance over the entire part of the ink layers is confined to about <=0.02%. The barrier layer 5 is constituted by forming the inorg. vapor deposited film 7 (SiO2, etc., and thickness about 10 to 100nm) on the resin film 6 (polyester resin, etc., and thickness about 5 to 20mum).
Patent JP-S57195964-A (JP)
Title: Gasket
Inventor: KAMIWAKI OSAMU
IPC: F16J15/08
Filed: 1981-05-28
Abstract: PURPOSE:To provide a gasket which can retain seal-up property during a long period of time and be used repeatedly by making the gasket of Ni-Ti alloy having superelasticity effect. CONSTITUTION:A gasket 3 is made of Ni-Ti alloy having superelasticity effect. This Ni-Ti alloy has the range of restoring to its initial length without plastic deformation ten-odd times as much as general metals. The this made gasket 3 has narrow parts 3a at contact portions A thereof with a pipe, one part 3a of which is fitted in a peripheral groove 2a formed on a pipe connecting portion 2 and fastened by bolts 4 and nuts 5.
Patent JP-H07285621-A (JP)
Title: Book storing and managing device
Inventor: YOSHIE JINICHI
IPC: E04H3/06
Filed: 1994-04-20
Abstract: PURPOSE:To improve the housing efficiency of books in a stack, and effectively improve the efficiency of taking and returning work of books by automation. CONSTITUTION:In a book storing and managing means adapting free location system by size for classifying and storing a large quantity of books only by size, two containers 12, 12 are housed in bookshelves 11a, 11b in the depth direction to a frontage for taking the container 12 by a stacker crane 13, and the stacker crane 13 has a transfer means for taking out the container 12 on the deep side after taking out the container 12 on this side.