baber/WOPTO huggingface dataset:
Patent JP-S6018368-A (JP)
Title: Slip feeder
Inventor: YAMAGAMI YOUZOU
IPC: B41J11/42
Filed: 1984-06-22
Abstract: PURPOSE:To make constantly accurate a slip-feeding position of a sprocket wheel, by a method wherein a rotating angle of a driving shaft smaller than a specified rotating angle of a detent wheel is corrected by a detent roller, in a slip-feeding mechanism. CONSTITUTION:The angle of rotation of the driving shaft 3 by a slip-feeding driving motor is set to be smaller than the specified rotating angle. The tooth form of the detent wheel 2 fitted to the driving shaft 3 through a one-way bearing is corrected to correspond to the specified rotating angle by the pressure exerted by the detent roller 4 energized by a torsion spring 6. Therefore, each of pins 9 of the sprocket wheel 1 connected to the detent wheel 2 is always stopped at an accurate feeding position. Accordingly, a slip can be fed accurately by a simple mechanism.
Patent JP-H09312320-A (JP)
Title: Evaluation method and evaluation device for oxide film of semiconductor device
Inventor: HORIE HIROSHI
IPC: G01N31/00
Filed: 1996-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an evaluation method capable of performing the evaluation of the film quality of an oxide film made on the surface of a semiconductor substrate simply and quickly, so as to get the surface of a semiconductor substrate excellent in safety. SOLUTION: This method is one which performs the evaluation of the film quality of the oxide film on the surface of a semiconductor substrate, making use of the reactivity between the oxide film made on the surface of a semiconductor substrate and alkaline solution, and the etching selectivity of the alkaline solution between the above oxide film and the semiconductor crystal. At this time, the thickness of the above oxide film is measured in advance, and then the above semiconductor substrate is soaked in alkaline solution. The time of generation of hydrogen gas created by the alkaline solution and the above semiconductor substrate reacting on each other is measured, and the hydrogen gas generation time for the above unit film thickness is computed.  The hydrogen gas generation time for the above unit film thickness is made a parameter, thereby performing the evaluation of the quality of the film made on the surface of the semiconductor substrate.
Patent JP-H09309084-A (JP)
Title: Method and device for calibrating robot
Inventor: TANAKA DAISUKE
IPC: B23K9/127
Filed: 1996-05-22
Abstract: PROBLEM TO BE SOLVED: To provide a method to effect simple and high-precise calibration and to provide a low-cost device to execute calibration and improve usability. SOLUTION: A calibration jig is arranged at the tip of a work member 5. The other ends of at least three wires W stretched from the calibration jig are respectively attached to a holding part 12. In a state that each wire W is held by the holding part 12 so as to prevent slacking, the attitude of an arm 3 is varied and an attitude after variation the attitude of the arm 3 is taught to a control part.
Patent JP-H11318644-A (JP)
Title: Air cushion mat
Inventor: TOSHIMITSU AKIHIKO
IPC: A47C27/08
Filed: 1998-05-11
Abstract: PROBLEM TO BE SOLVED: To provide an air cushion mat, which is properly weighty in use, comfortably fit to a buttock in use on a seat, and scarcely shifted and maintained in the previous seating condition when a user sits on the mat again after leave it, so as to secure a stable seating condition. SOLUTION: An air cushion mat is provided with a breathable auxiliary mat 8, an airtight air bag 3 having an openable plug 2 in an air port, and a cushion cover 5 having a port 4 provided with a fastener which can be opened according to the openable plug 2 position. The air bag 3 is inserted beneath the auxiliary mat 8 inside the cushion cover 5. When the openable plug 2 of the air bag 3 is closed after it is opened for lowering a pressure, the compressed surface shape of the air bag 3 can be maintained for a fixed time at least by an action of a breathable cushion member 6 inserted inside the air bag 3.
Patent JP-H10319279-A (JP)
Title: Optical module and heat radiating substrate
Inventor: USHIKUBO TAKASHI
IPC: G02B6/42
Filed: 1997-05-16
Abstract: PROBLEM TO BE SOLVED: To quickly detect the temperature change of a laser device(LD) and to easily control the temperature of LD by monolithically forming the temperature detection part in one body on a semiconductor substrate. SOLUTION: An upper surface 13a of a Si substrate 13 has an area 25 for loading a LD 11 and an area 27 for forming a Schottky diode. Since a Schottky diode area 31 is monolithically formed on the Si substrate 13, it is influenced by the heat generated by LD 11. A forward current made to flow through the Scottky diode, assuming that a forward voltage is constant, varies according to the temperature of Schottky diode area 31. Therefore, a temperature change of LD 11 can be detected by means of taking the forward current in Schottky diode. Further, the temperature of LD 11 is controlled to be kept constant by transmitting the forward current to a temperature control system as a temperature detection signal and operating a thermoelectric cooling element 15.
Patent JP-H08301662-A (JP)
Title: Boron nitride-based sintered compact and its production
Inventor: NOSE TETSUO
IPC: C04B35/584
Filed: 1995-04-28
Abstract: PURPOSE: To produce a high-density boron nitride-based sintered compact capable of manifesting a high mechanical strength and toughness. CONSTITUTION: This baron nitride sintered compact has a composition comprising the ranges of 0.8-8wt.% yttrium, 0.4-4wt.% magnesium, 0.05-1.5wt.% titanium, 0.03-0.2wt.% aluminum, 2.5-5.5wt.% oxygen, 51-56wt.% silicon and 34-37.5wt.% nitrogen (100wt.% sum total of the respective elements). The sintered compact is obtained by forming a mixed powder comprising 1-10wt.% yttrium oxide, 1-8wt.% magnesium hydroxide, 0.1-3wt.% titanium silicide, 0.05-0.4wt.% 21R type sialon and the balance comprising silicon nitride and sintering the resultant formed compact at a temperature within the range of 1500-1700 deg.C in an atmosphere containing nitrogen gas.
Patent JP-H07329497-A (JP)
Title: Decorative device
Inventor: FUJIMORI YOJI
IPC: B44C5/00
Filed: 1994-06-09
Abstract: PURPOSE:To form a decorative device for forming a crystal having a perfuming function and excellent decorativeness and excellent impact resistance by providing a water absorbing base material, decorative stock solution containing solution which dissolves an inorganic compound dissolving specific inorganic compound and additive of chloride compound and a vessel arranged with a dominant color part of the base material to be filled with the stock solution. CONSTITUTION:A base material 2 forms the protruding end 21 of a thin plate 20 upward, vigorously evaporates from the end 21 to expedite the precipitation and growth of crystal. Decorative stock solution 3 obtained by adding additive of chloride compound to solution 31 which dissolves an inorganic compound and perfume 32 to be regulated is used. Examples of the inorganic compound include at least one tape of phosphoric acid-potassium, phosphoric acid- ammonium and ammonium nitrate. A vessel 4 is formed with a space 40 for filling the solution 3 therein, a cross-shaped cutout 41 for inserting the material 2 and an opening 43 of the size in which the evaporation of the solution 3 of a circular shape at its center is considered.
Patent JP-H09291795-A (JP)
Title: Steel segment, its joint structure and jointing method
Inventor: OKIMOTO MASAYUKI
IPC: E21D11/14
Filed: 1996-04-25
Abstract: PROBLEM TO BE SOLVED: To apply force acting in the direction separating steel segments from each other to the whole steel segments uniformly and dispersedly, and prevent the joint part only from being partially applied. SOLUTION: In steel segments 1, 1 in which end plates 4 are provided on the end parts of main girders 2, splice plates 3 inserting through the opening of the respective end plates of the first and the second steel segments 1 opposed to each other, and capable of being fixedly secured along the main girders 2, 2a positioned on the depth side are provided so as to insert through the opening parts 6 of the end plates 4 of the steel segments 1. Hereat, the base end parts of the splice plates 3 are arranged along the main girders 2, 2a of the steel segments 1, and fastened with the main girders 2, 2a by means of fasteners.
Patent JP-H02307911-A (JP)
Title: White, electroconductive conjugate yarn
Inventor: OTSUKA KIYOTO
IPC: D01F8/14
Filed: 1989-05-19
Abstract: PURPOSE:To obtain the title conjugate yarn having excellent physical properties of fiber, wearing durability, antistatic performances and simplified production process by using an electroconductive metal oxide whisker as an electroconductive metal oxide. CONSTITUTION:The aimed conjugate yarn comprising (A) a nonelectroconductive component of fiber forming thermoplastic polymer and (B) an electroconductive component containing 20-60wt.% electroconductive metal oxide whisker (e.g. electroconductive whisker prepared by coating the surface of whisker of potassium titanate with an electroconductive coating film consisting essentially of zinc oxide or tin oxide) in a thermoplastic polymer (e.g. thermoplastic elastomer).
Patent JP-H05328755-A (JP)
Title: Ultrasonic motor
Inventor: IMABAYASHI HIROYUKI
IPC: H02N2/00
Filed: 1992-05-20
Abstract: PURPOSE:To provide a high-efficiency high-torque ultrasonic motor where the alignment of the boundary of each piezoelectric element can be performed accurately and simply. CONSTITUTION:The boundaries where the directions of polarization are inverted are trued up by putting each piezoelectric element 1, 2, 11, and 12 in square shape and truing up the corners when stacking a first group 21 of piezoelectric elements being constituted by sandwiching an electrode plate 13 between piezoelectric elements 1 and 11 and a second group of piezoelectric elements 22 being constituted by sandwiching an electrode plate 14 between piezoelectric elements 2 and 12 with resonators 5 and 6 through electrode plates 3, 7, and 4, and pressing and fixing them with a fastening member 10.
Patent JP-H11320445-A (JP)
Title: Nailing machine
Inventor: MUKOYAMA KENJI
IPC: B25C1/04
Filed: 1998-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a nailing machine having a safety device prevented from being unpreparedly operated, in a random nailing machine being of a type wherein a single nail is driven, for example, hammering a number of times. SOLUTION: This nailing machine performs a nailing action when a contact arm 57 is raised through press operation. In this case, when a trigger 60 is drawn and operated, a stopper part 60b arranged at the trigger 60 is refuged from the top side in an raising direction of the contact arm 57 and raising of the contact arm 57 is allowed. In a state that the trigger 60 is not drawn, the stopper part 60b is extended to the top side in a raising direction of the contact arm 57 to block raising of the contact arm 57.
Patent JP-S63292098-A (JP)
Title: Radiation image reader
Inventor: KATAYAMA CHUJI
IPC: G03B42/02
Filed: 1987-05-25
Abstract: PURPOSE:To enable efficient reading, by turning a disc-shaped phosphor layer for recording a radiation image to move irradiation of an excitation light relatively along the radius of the phosphor layer. CONSTITUTION:A light source 3 has a flexible optical fiber 3a projecting from the tip of a body 3b and generates an excitation light 2 from the tip of the optical fiber 3a. The light source 3 generates the excitation light 2 as very fine diameter beam minimizing the diameter of a hole in a beam reflecting member 4. Then, no achieve image reading work, a phosphor layer 10 is turned by a rotary driving means 11 while a support frame 16 moves at a fixed speed each time the phosphor layer 10 makes a turn to scan the phosphor layer 10 by the excitation light 2. In other words, a radiation image recorded on the phosphor layer 10 is read out by detecting a luminous state at points during the scanning sequentially with an emission detector 6 thereby enabling efficient reading.
Patent JP-H07332058-A (JP)
Title: Muffler
Inventor: TSUNODA KENJI
IPC: F01N1/06
Filed: 1994-06-10
Abstract: PURPOSE:To make the flow of exhaust gas into one direction, and also to achieve effective muffling by expansion, compression, interference, etc., on the way of the flow, in a muffler for exhaust gas for an automobile. CONSTITUTION:At least two types of chambers 11 are provided by dividing the inner space of a cylinder 2 of a muffler 1 by spiral bulkheads. Moreover, exhaust pipes 4-1, 4-2, 8 having the different ignition orders are connected to two types of chambers, so as to increase the speed of exhaust gas 9. Preferably, many holes 6 are provided on the bulkheads 5, 7, so as to achieve diffusion of exhaust pressure, moreover, holes in the opposite direction to the torsional direction are provided on one part of the bulkheads, so as to alleviate the vortex of the exhaust flow, and to absorb noise.
Patent JP-H10305401-A (JP)
Title: Simple wood cut-off device
Inventor: IWAI MASATO
IPC: B27B17/00
Filed: 1997-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a simple wood cut-off device which is capable of cutting a wood off safely. SOLUTION: This simple wood cut-off device is made up of a trestle 20 on which a wood is placed, a motor-driven chain saw 40 which is installed on the trestle 20 in a freely lifting manner and cuts off the wood placed on the trestle 20, and a holding cover 50 which is installed on the trestle 20 in a freely lifting manner, then covers a blade on the chain saw 40 and has an open bottom face for holding the wood. The holding cover 50 presents protective coverage against the blade of the chain saw 40 and operating safety and further, prevents cuttings from becoming scattered. In addition, the wood can be prevented from being displaced during its cutting operation and the position intended for cutting can be accurately cut by holding the wood with the help of the holding cover 50.
Patent JP-H08328278-A (JP)
Title: Manufacture of multilayer electronic photoelectron imaging member
Inventor: HIYUUIIJIEN YUU
IPC: G03G5/05
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a stable, economic and convenient method of manufacturing a multilayer electrophotographic image pickup member having a highly sensitive perylene-contained charge generating layer. SOLUTION: An electrophotographic image pickup member having a perylene- contained charge generating layer is manufactured by dispersing a perylene charge generating material into an acetate solvent, and applying the dispersed solution to an electrophotographic image pickup member layer by solution coating.
Patent JP-2000317937-A (JP)
Title: Resin transporting apparatus with tilter
Inventor: MIYASAKA TSUTOMU
IPC: B65G53/24
Filed: 1999-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a resin transporting apparatus with a tilter wherein suction work can be completely automated. SOLUTION: The weight of a resin buffer tank 20 wherein a pallet box 22 for storing resin pellets is fitted by means of a tilter 23 so as to be able to be inclined and an air bag 24 is provided as a driving source to tilt the pallet box 22 is metered by means of a platform scale 27 and when the weight of the resin buffer tank 20 becomes smaller than a specified value, the pallet box 22 is tilted by actuating the air bag 24 and the remaining resin pellets are gathered thereby to the resin accumulating side 22A of the pallet box 22 and are taken out by means of a suction nozzle 25.
Patent JP-H05293665-A (JP)
Title: Power feeder for spot welding machine
Inventor: HONDA MINORU
IPC: B23K11/11
Filed: 1992-04-21
Abstract: PURPOSE:To supply a high electric current by using plural cables for power feed, to lighten the gross weight of the cables for power feed and to facilitate wiring thereof and to reduce load of a robot to operate a welding gun and the cables for power feed. CONSTITUTION:Plural power feeding conductors (alpha and beta in cables 13 and 14 for power feed are connected in parallel mutually on both ends thereof and the electric current I1 for spot welding is dispersed and passed to each of the plural power feeding conductors alpha, and beta connected in parallel.
Patent JP-H08152492-A (JP)
Title: Timepiece device
Inventor: AOYAMA TETSUZO
IPC: G04B19/30
Filed: 1995-05-26
Abstract: PURPOSE: To make the outside illumination possible to be performed and reduce the cost and consumption power by providing an LED having high intensity and high directivity at a case side part. CONSTITUTION: Pointers of such as hour, minute and second are set on an analog indication type dial 2, and time indication is performed on the circumferential part. A plurality of LED 4 for dial illumination are set on the lower part of a light introduction plate 3. An LED mounting part 5 is formed projecting an outer case 1 on the side of nine o'clock of the time indication, LED 6 for outer illumination is provided so that a light ongoing direction may be in parallel to the direction of 6-12 o'clock of the time indication. Switch buttons 7, 8 turn on/off LED 4 for the dial illumination and LED 6 for the outer illumination.  As a result, for instance, if a timepiece device is put on the arm of a user as a watch by providing LED 6, the switch buttons 7, 8 and the like, light emission can be performed to an object to be illuminated and good illumination is conducted without being blocked by the hand of the user, the switch buttons 7, 8, a crown 9 and the like.
Patent JP-S5919506-A (JP)
Title: Gas separation membrane
Inventor: TAKADA KOUICHI
IPC: B01D71/44
Filed: 1982-07-22
Abstract: PURPOSE:To provide a gas separation membrane excellent in coefficient of separation of oxygen and nitrogen and also is its processability and having good permeability, by selecting an aryl acetylene polymer comprising a specific recurring unit as a membrane material. CONSTITUTION:Molybdenum hexacarbonyl is added in carbon tetrachloride and the resulting solution is irradiated with light from a 300W high pressure mercury lamp. Phenyl chloroacetylene is added to the obtained catalyst solution to perform polymerization reaction overnight at 30 deg.C. A large amount of methanol is thrown into the reaction liquid to precipitate a product polymer which is, in turn, separated by filtration to be dried. This polymer is redissolved in toluene and the obtained solution is cast on a glass plate to carry out casting to obtain a permeable membrane. The obtained membrane has coefficient of permeation of nitrogen of 8.3X10<-10>-0.87X10<-10>cc.cm/cm<2>.sec.cmHg and the separability of both of them is 9.6. This membrane may be combined with a porous polypropylene support according to necessity.
Patent JP-H0222411-A (JP)
Title: Method for receiving rotating reaction of tilting device in converter
Inventor: KONO HIROYUKI
IPC: C21C5/50
Filed: 1988-05-27
Abstract: PURPOSE:To prevent occurrence of accident, such as breakage of tilting device, flow-out of molten metal, by arranging buffering mechanism to the tilting device in a converter and restricting the buffering mechanism with clamping device during blowing. CONSTITUTION:The bottom part of the tilting device 1 in the converter is pin-connected with a crank arm 3 through a clevis 6. The crank arm 3 is made to integrated construction with a torsion bar 2 as the buffering mechanism and both ends of the torsion bar 2 are supported with bearings 7 as turnable. Boss 5 having tapered hole 11 is fixed to the crank arm 3 and the clamping device 12 is set at near the boss 5. The clamping device 12 is composed of a tapered rod 4, which is freely advanced/retreated to the tapered hole 11 in the boss 5, and driving device thereof. By this cramping device 12 during blowing, the torsion dar 2 is locked and facility of the buffering mechanism is restricted to avoid resonance. At the time of starting and stopping, which receive large shocking force, the restriction is released to work the buffering facility in itself.
Patent JP-H09309573-A (JP)
Title: Wall-hanging display paper case used for transfer box in common
Inventor: SAKABAYASHI AKIHIRO
IPC: B65D5/52
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To spare labors in exchanging motions of commodities, by assembling upper and lower stage box-type containers at the front side of a support board to form a wall-hanging display paper case and making it possible to use it as a transfer box by folding it. SOLUTION: In the assembling of containers 2, respective boundary lines of the support board 1 and the right side wall 3, the front wall 4 and the right and left side walls 3, 5 are bent to make chevron-shaped forms and the left side wall 5 and the support board 1 are pasted with each other to form a cylindrical body and the lower part of the front wall 4 of the cylindrical body is bent toward the support board to form the bottom. The folding-back piece of the bottom end is bent inward to contact the support board 1 with pressure and the handling pieces of both sides are inserted in the groove holes of the bottom and the bottom is held from both sides. A reinforcing piece 10 of the upper part of the front wall 4 is bent and pasted with the support board 1 to reinforce the containing part 2.  Commodities 40 are held in the containers 2 of the display paper box and the support board 1 is bent at the folding lines to fold inward the containers 2. An insertion board 23 is inserted between the support board 1 and the lower container 2 to a transfer box. In this way, this paper case can be transferred as it contains commodities.
Patent JP-H06338563-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: ISHIKAWA TAKAHIDE
IPC: H01L23/34
Filed: 1993-05-31
Abstract: PURPOSE:To enable a semiconductor device of high output power to be remarkably enhanced in yield in a chip separating process, wherein a thin semiconductor board and a thick heat sink material are brought into close contact with each other for the formation of the semiconductor device. CONSTITUTION:Stress relaxing grooves 7 are provided onto the primary surface of a semiconductor board 3 sandwiching a dicing part between them by etching or the like. Therefore, stress is restrained from being transmitted to a chip region by the stress relaxing grooves 7 when a dicing operation is executed.
Patent JP-H01299871-A (JP)
Title: Polyamic acid solution, polyimide powder and production thereof
Inventor: SUZUKI ATSUSHI
IPC: C08L79/08
Filed: 1988-05-26
Abstract: PURPOSE:To make it possible to obtain a sine polyimide powder of excellent moldability, readily by mixing a specified polyamic acid with an amide solvent, a tert. amine and a poor solvent for the polyamic acid. CONSTITUTION:A polyamic acid (a) mainly consisting of repeating units of formula I (wherein Ar is a tetravalent aromatic residue containing at least one six-membered carbocycle, and Ar' is a bivalent aromatic or aliphatic residue) is obtained by reacting a tetracarboxylic acid derivative (i) with a diamine (ii) in an amide solvent. A mixture (b) is obtained by mixing an amide solvent (iii) (e.g., pyridine) with a tert. amine (iv) in an amount to give a component (iii) to component (iv) ratio of 99-10/1-90, a poor solvent (v) (e.g., acetone) for component (a), having a solubility parameter of 9.0-10.0(cal/cm<3>)<1/2>, in an amount to give a component (v) to component (iii) ratio of 80-50/20-50. 1-20wt.% component (a) is mixed with 99-80wt.% component (b) to obtain a polyamic acid solution. An aliphatic acid anhydride is added to this solution, and the mixture is subjected to cyclization through dehydration to obtain a polyimide powder of formula II.