baber/WOPTO huggingface dataset:
Patent JP-H10163530-A (JP)
Title: Nitride semiconductor device
Inventor: SENOO MASAYUKI
IPC: H01L31/10
Filed: 1996-11-27
Abstract: PROBLEM TO BE SOLVED: To reduce the contact resistance between a substrate and either an n-electrode or p-electrode by providing a semiconductor layer and the n- and p-electrodes on the first main surface side of the substrate and a first electrode, continuously from the second major surface and side face of the substrate and connecting the first electrode to either one of the n- and p-electrodes and insulating the electrode from the other electrode by forming an insulating film on the first major surface side. SOLUTION: On the first major surface side of a substrate 1, an n-type contact layer 2, an n-type clad layer 3, an active layer 4, a p-type clad layer 5, and a contact layer 6 are formed. Over nearly the entire surface of the contact layer 6, a p-type electrode 11a for ohmic contact, and a second electrode 11b which is connected to the electrode 11a are formed and stuck to a supporting body 30 with a conductive adhesive 31. On the second major surface side of the substrate 1, n-electrodes 10a and 10a' are formed, and a first electrode 10b which is connected to the electrodes 10a and 10a' is formed continuously from the second major surface and the side face of the substrate 1. The electrode 10b is insulated from the p-electrode 11a and second electrode 11b by an insulating film 20, formed on the first major surface of the substrate 1.
Patent JP-H04189119-A (JP)
Title: Check ring for resin molding screw
Inventor: FUJIWARA YOTARO
IPC: B29C45/52
Filed: 1990-11-22
Abstract: PURPOSE:To perform precisely injection of a fixed quantity of molten resin by eliminating completely a back current of the molten resin, by a method wherein permanent magnets are arranged in the direction of the shaft center of a screw by facing on a rear region of a check ring having a nonmagnetic substance and a front region of a screw main body, and the permanent magnets are arranged by separating them from one another so that N poles are positioned alternately in circumferential directions each. CONSTITUTION:At the time of measurement, a check ring 5 is pressed against the end surface 3a of a screw head 3 by high resin pressure through a screw main body 2 side and a rear region 11 of a check ring and permanent magnet 18 arranged in a front region 12 of a screw main body are held their condition by generating identical magnetism. Then measurement of molten resin is completed and at the time of the starting of injection, simultaneously with suspension of a rotation of the screw main body 2 a pressure gradients of the screw main body 2 side and a spatial part side of a front part of the screw head become low. Since the permanent magnet 18 generates a different magnetism and the check ring 5 is pressed against the front part 12 of the screw main body quickly, a back current of the molten resin can be prevented completely.
Patent JP-2001135431-A (JP)
Title: Television receptacle
Inventor: SAITO TAKESHI
IPC: H01R9/05
Filed: 1999-11-05
Abstract: PROBLEM TO BE SOLVED: To provide a television receptacle for allowing easy connection of an input-side coaxial cable. SOLUTION: A television receptacle has a retaining body 14 that holds an outside conductor of an input-side coaxial cable that acts as an input side in cooperation with an input terminal frame 12 on a rear face side of a cover 20. A central conductor of the coaxial cable is inserted into and connected to a contact spring 34. A coaxial connector 30 that acts as an output side is visible on the front face of the cover 20. The contact spring 34 is disposed on the rear-face side of the cover 20. A direction in which the central conductor of the coaxial cable is inserted into the contact spring 34 is made to coincide with an extended direction of the coaxial cable held between the input terminal frame 12 and the retaining body 14.
Patent JP-H02164262-A (JP)
Title: Hybrid type stepping motor
Inventor: SAKAMOTO MASABUMI
IPC: H02K37/04
Filed: 1988-12-16
Abstract: PURPOSE:To facilitate minute stepping by letting the winding of a stator be three-phase or its multiples whose number of main poles are 6m (where m is an integer of 1 and over), and by clamping a permanent magnet with two pieces of rotating plate having numerous poles like a toothed gear for constituting a rotor. CONSTITUTION:Poles 10-1 to 10-3 for three-phase are formed in a stator core 2 on the inside circumference of a stator housing 1 and windings 11-1 to 11-3 for the 1st to 3rd phases are wound around. Two pieces of rotor discs 7 and 8 having numerous pole teeth Z and sandwiching a permanent magnet 9 having two poles axially are fixed to a rotating shaft 6 to form a rotor R. Let a stator be set in a 3m-phase (where m>=1 in an integer) with a stepping angle thetas and n>=1 in an integer so that the following expression (1) or (2) may be satisfied.
Patent JP-H11140615-A (JP)
Title: Magnesium-containing hot dip galvanized steel sheet
Inventor: TSUJIMURA TAKAO
IPC: C23C2/06
Filed: 1997-11-04
Abstract: PROBLEM TO BE SOLVED: To make better the surface appearance of a plated steel sheet in such a manner that it is free from linear banded patterns in the sheet width direction by continuously dipping a steel strip into an Mn base plating bath large in the content of Mg taking up it and regulating the form of Mg-contg. oxidized coating formed on the surface of the plating layer to a sharpening degree. SOLUTION: A steel strip 2 is continuously dipped into a Zn base plating bath 1 having a compsn. contg., by weight, 1.0% Mg and composed of, e.g. 4.0 to 10.0% Al, 1.0 to 4.0% Mg, 0.002 to 0.1% Ti, 0.001 to 0.045% B, and the balance Zn with inevitable impurities to obtain an Mg-contg. galvanized steel sheet. At this time, till the solidification of the plating layer, for example, the concn. of oxygen in a wiping gas sprayed from a wiping nozzle 5 adjusting the coating weight of the plating is regulated to <=3 vol.%, and the form of the Mg contg. oxidized coating formed on the surface of the plating layer is regulated to the sharpening degree %=100×Nm ×(M+V)/L (L denotes the unit length of >=100×10<3> μm, M denotes the average crest height, V denotes the average dresp depth, and Nm denotes the number of the crests).
Patent JP-H11148346-A (JP)
Title: Exhaust gas purification device for internal combustion engine
Inventor: SHIBATA KATSUHIRO
IPC: B01D53/94
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To secure sufficient NOx reduction treating performance when NOx is released from NOx storage catalyst in stoichiometric or rich operation, by decreasing cell density on the central side of an exhaust passage for the catalyst carrier of a three-way catalyst compared with cell density on the peripheral side (outside) of the exhaust passage. SOLUTION: A three-way catalyst 3 placed in an exhaust passage for internal combustion engine is provided so as to treat HC, CO and NOx efficiently in a stoichiometric operation, and a metal carrier for supporting the catalyst is formed by winding alternately laminated plane plates 11 and wave plates 12 made of metallic foil material in the concentric shape. In this metallic carrier, cells (small spaces) are formed between any adjacent plane plates 11, 11 every wave pitch of the wave plates 12. At this time, the wave pitch of the wave plates 12 on the central side of an exhaust passage is shortened than that on the peripheral side of the exhaust passage to decrease cell density on the central side of the metal carrier compared with that on the peripheral side. Thus, the conversion efficiency on the central side of the three-way catalyst 3 is decreased.
Patent JP-H01156681-A (JP)
Title: Circuit board inspecting method
Inventor: MINAMI HIDEAKI
IPC: G01R31/02
Filed: 1987-12-15
Abstract: PURPOSE:To obtain a circuit board inspecting device capable of detecting inferior pars with a simple program by measuring impedances on each measuring point in the manner of connecting a measuring signal wave to N-1 pieces of a probe and connecting the remaining one piece to a signal detecting part. CONSTITUTION:The probes 1-4 corresponding to respective measuring points A-D are connected to a power source 5 for the measurement and the signal detector 6 through switches 1a-4a and 1b-4b respectively. The output of the signal detector 6 is connected to a CPU 9 through an amplifier 7 and an A/D converter 8. When the inspection is made, three pieces among the probes 1-4 are connected to the power source 5 for the measurement and the remaining one is connected to the signal detector 6 by the operation of the switches, then the measured value in this instance is compared with an expected value keeping in a memory 10 by CPU 9. With this arrangement, the inspection can be performed by the simple program without specifying probe numbers corresponding to the packing parts and/or a guard pin.
Patent JP-H01158731-A (JP)
Title: Photoelectron replication exposure and mask used therefor
Inventor: SAKAMOTO JUICHI
IPC: G03F1/00
Filed: 1987-12-15
Abstract: PURPOSE:To endure strong photoelectrons against stable use of long period of time and to reproduce them by exposing a photoelectron radiating material with a mask made of Pt, Pt content or Pt compound. CONSTITUTION:A metal pattern 12 is formed on a transparent substrate 11 of a mask 10, a Pt film 13 having 10-300Angstrom  of thickness is formed thereon, a photoelectron radiating section and an exposure region patterned with nonphotoelectron radiating section are used as a real exposure pattern, and a pattern to be aligned at an element to be exposed with a plurality of masks disposed at its periphery is used as an alignment pattern. When the region of the combination of the patterns is used as an exposure unit, the mask to be used for exposure is preferably formed of one set or more of exposure region units, and an exciting light for radiating electrons from the masks has desirably a wavelength of 220-300nm. In order to align them, the photoelectron exciting light to be radiated to the alignment mark is preferably of second harmonic waves of an Ar laser. As a result, strong photoelectrons are stably durable against the use of long period of time and can be reproduced.
Patent JP-H04194856-A (JP)
Title: Processing method for silver halid color photosensitive material
Inventor: HAGIWARA MOEKO
IPC: G03C1/035
Filed: 1990-11-21
Abstract: PURPOSE:To perform processing by means of common stabilizing liquid by processing at least two different kinds of photosensitive materials each having a specific total coated silver amount by means of stabilizing liquid containing a specific compound and at least one kind of a compound selected from the specific compound group. CONSTITUTION:A material A having a total coated silver amount of 2 - 10g/m<2> contained in a silver halid color photosensitive material and at least two differ ent materials selected from materials B having a total coated silver amount of 1g/m<2> or less are treated by means of stabilizing liquid containing a hexamethylenetetramine compound and at least one kind of a compound selected from a compound group expressed by formulas I and II. In the formula I, R1 - R6 represent a hydrogen atom or a univalent organic group. In the formula II, each of R71 - R75 represents a hydrogen atom or a methylol group. Further, X represents an oxygen atom or an sulfur atom. A compound expressed by a formula III or salt thereof is listed as a hexamethylenetetramine compound.
Patent JP-H11147609-A (JP)
Title: Grip and conveyance method for molded material by flexible roll
Inventor: KIUCHI MANABU
IPC: B29D30/06
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To reduce a pinch stand, shorten a molding line, and improve the productivity by gripping and conveying a molded material by a hollow rubber roll which is provided with a function adjusting gripping force and conveyance force by expanding and shrinking a hollow part formed between the hollow rubber roll and a rim and of which internal pressure is variable. SOLUTION: Rims 2, 2' are provided at an upper end or a lower end of hollow rubber rolls 1, 1', and hollow parts 3, 3' constituted by the hollow rubber rolls 1, 1' and the rims 2, 2' can be expanded and shrunk by liquid pressure. Rotary disks 6, 6' in the shape of S character which are fixed on rotary shafts 5, 5' and connect them with the rims 2, 2' are provided on an outer side of the rims 2, 2'. Consequently, rotary driving force from a drive motor is transmitted to the rotary shafts 5, 5' and this rotary force rotates the disks 6, 6' in the shape of S character in hollow rubber rollers 1, 1'. As a result, the rims 2, 2' and the hollow rubber rollers 1, 1' are rotated integrally, and a molded pipe P is conveyed in the direction of pipe molding by gripping and pressing the molded pipe P.
Patent JP-H10137189-A (JP)
Title: Optometric apparatus
Inventor: UMEMURA IZUMI
IPC: A61B3/10
Filed: 1996-11-13
Abstract: PROBLEM TO BE SOLVED: To eliminate a photoconductive member while achieving a smaller diameter of a projection means by arranging the projection means for projecting a specified pattern onto corneas of eyes to be inspected to form a pattern out of a plurality of light emitting elements arranged at the peripheral part of a measuring window. SOLUTION: An optometric apparatus 1 built as refracto/keratometer has a case body and a measuring means 10 by which light is projected onto eyes 2 to be inspected to measure a flexural force of the eyes 2 to be inspected from the reflected light, a projection means 20 to project a specified pattern onto the eyes 2 to be inspected, a fixation target means 30 and an observation means 40 are housed into the case body. The measuring means 10 performs a scanning of measuring light irradiated by a light source 11 in two directions by a chopper 13 driven by a motor 14 and the light is deflected by a half mirror 4 to the eyes 2 to be inspected to irradiate the eyes 2 to be inspected.  The projection means 20 has a plurality of light emitting diodes arranged on a circular substrate at an equal interval to project a pattern having dot patterns arranged on a ring onto the corners of the eyes 20 to be inspected.
Patent JP-H07175778-A (JP)
Title: Neural net device
Inventor: NATORI NAOKI
IPC: G06N3/00
Filed: 1993-12-17
Abstract: PURPOSE:To make it possible to exactly recognize the patterns in the vicinities of the boundaries of various kinds of pattern areas without adding the intermediate unit by introducing a negative area into the response area of each intermediate unit. CONSTITUTION:The arithmetic unit educated by an educator signal is specified and the output value for an inputted case pattern in the specified arithmetic unit is corrected so that the value may be below a prescribed threshold. In this case, an intermediate part 2 performs learning or an analysis for the character pattern inputted from an input part 1, and if the pattern inputted at the time of learning is located in the vicinity of the boundary of a complicated character pattern area like a handwritten character pattern whose deformation is remarkable, the intermediate part 2 provides a learning result with a negative area so that the character pattern may not affect on the learning result of other kind of character. An output part 3 summarizes the information given by the intermediate part 2 and displays the information on a display device so that the information may be recognized by a human being.
Patent JP-H08170015-A (JP)
Title: Polyamide resin composition
Inventor: TANAKA HIDEHO
IPC: C08L23/00
Filed: 1994-12-20
Abstract: PURPOSE: To obtain the subject composition produced by using fibrous xonotlite having a specific shape, offering a good balance in strength, rigidity, heat resistance, etc., having excellent dimensional stability and useful in the field of automobiles, etc. CONSTITUTION: This composition is composed of (A) a polyamide resin, (B) a polyolefin resin and (C) fibrous xonotlite. The component C has a BET specific surface area of >=21m<2> /g determined by nitrogen absorption and its surface is treated with a surfactant and/or a coupling agent. Further, the component C is formed in granulated shape, and wf shown by formula I ([A] is the weight of the component A in the objective composition; [B] is the weight of the component B; [C] is the weight of the component C) satisfies 5<=wf<=70 and wb shown by formula II satisfies 5<=wb<=50.
Patent JP-H07149532-A (JP)
Title: Method for controlling temperature of furnace for optical fiber and apparatus therefor
Inventor: OTAKE FUMIO
IPC: C03B37/027
Filed: 1993-11-24
Abstract: PURPOSE:To enable the more accurate control of the temperature in a furnace to a definite level. CONSTITUTION:This temperature controlling apparatus is provided with a heat- insulating furnace wall 4 having a plurality of temperature-controlling openings 41 opened through the furnace wall, a heat-insulating outer cylinder 5 covering the outer surface of the heat-insulating furnace wall 4 in a coaxially rotatable state and having temperature-controlling holes 51 opened through the wall at positions corresponding to the temperature-controlling holes 41 on the furnace wall, a driving pinion 6 to rotate the heat-insulating outer cylinder 5 and a driving motor 7 for rotating the driving pinion. The driving motor 7 is energized by a signal for controlling the temperature in the furnace. When the temperature-controlling holes 41 and 51 are connected with each other, the space in the furnace is connected to the outer atmosphere to quickly lower the temperature in the furnace and enable the more accurate control of the furnace to a definite temperature by the combined use of a large-capacity heater.
Patent JP-H06155699-A (JP)
Title: Both-side sheet offset printer
Inventor: URASE HISATO
IPC: B41F7/02
Filed: 1992-11-26
Abstract: PURPOSE:To provide a new both-side offset printer having a mechanism for simultaneously transferring an image to both sides of a matter to be printed in order to print both sides by one unit. CONSTITUTION:A both-side sheet offset printer once transfers an image formed on a printing plate to a blanket and further transfers the image to both sides of a print sheet 7 from above the blanket. The printer comprises (a) a first blanket cylinder 3 in contact with a plate cylinder 1 and a second blanket cylinder 5 in contact with the cylinder 3, (b) a mechanism for engaging a matter to be printed at the cylinder 5 to pass the sheet 7 between the cylinder 3 and the cylinder 5, and (c) feeding the sheet 7 once while the cylinder 5 is rotated twice.
Patent JP-H09133342-A (JP)
Title: Gas burner
Inventor: SENOO YASUTOSHI
IPC: F23L1/00
Filed: 1995-11-09
Abstract: PROBLEM TO BE SOLVED: To make it possible to obtain a uniformly mixed premixed gas by providing a predetermined gap to the inner wall of a duct, and opening the injection hole of fuel gas on the surface of a wing-like member of the state that a predetermined elevation angle is given to the direction of combustion air. SOLUTION: A wing-like member 2 is disposed in the state that a predetermined gap is provided to the inner wall of a duct 1 and a predetermined elevation angle 6 is given to the flowing direction of combustion air. The member 2 is formed in the wing shape of a smooth stream line type to receive the supply of fuel from a fuel supply tube 3 passed through the duct 1. The tube 3 is extended in the wing lengthwise direction of the member 2, and provided near the front edge. Further, the injection hole 4 of the gas is opened at the surface of the member 2 disposed at the downstream side with respect to the flowing direction of the air flowing through the duct 1. Thus, a premixed gas uniformly mixed in a short channel can be obtained to make it possible to reduce the size of a burner.
Patent JP-H01159221-A (JP)
Title: Molding device for optical disk
Inventor: GOTO MUNEHITO
IPC: B29L11/00
Filed: 1987-12-17
Abstract: PURPOSE:To improve molding accuracy and productivity of a disklike medium, by a method wherein a sprue bushing and gate cut punch treating cut parts of a sprue runner formed incidentally at the time of injection molding are built in with cooling flow paths. CONSTITUTION:A ring member 3 molding an external circumferential part between both molds 1, 2 is positioned by fitting tapered parts 4, 5 by arranging a stationary side mold 1 and movable side mold 2 for molding a disklike information medium in opposition. Then at the time of molding, the movable side mold 2 is moved to the stationary side mold 1 and fitted in the stationary side mold 1. Then after mold clamping through pressurization, a cavity in both the molds 1, 2 is vacuum-drawn, a material is injected through a raw material supply nozzle 13 and compression molding is performed while keeping dwelling. After cooling, a sprue runner is removed by moving the gate cut pin, mold break is performed and a product is taken out. In this instance, a gate cut punch 9 and sprue bushing 8 also are cooled effectively with cooling flow paths 10, 11 besides cooling of the stationary side mold 1 and the external circumferential ring member 3 or the movable side mold 2 and the external circumferential ring member 3, through which molding where transfer is performed in a well-balanced state is made possible.
Patent JP-H10159655-A (JP)
Title: Overflow device of carburetor
Inventor: NAGUMO TOMOO
IPC: F02M5/12
Filed: 1996-11-28
Abstract: PROBLEM TO BE SOLVED: To provide an overflow device of carburetor which can prevent the feeding of the fuel into a float chamber more than the overflow level, and at the same time, can prevent that the fuel vaporized in the float chamber is discharged to the outside by an overflow pipe, when the fuel is at a level lower than the overflow level. SOLUTION: This overflow device of a carburetor furnishes an overflow pipe 21 provided penetrating the wall surface of a float chamber 14, in which a discharge port 21b formed at the lower end is positioned at the outer side, as well as an inflow port 21a formed at the upper end is positioned at the overflow level; a cage form valve housing member 22 fixed to the upper end of the overflow pipe 21; and a valve 25 which is composed to float on an oil surface Fa inside the fuel F, as well as inserted movable vertically inside the valve housing member 22.
Patent JP-H08173505-A (JP)
Title: Refrigerating bag
Inventor: HIROBE TERUHISA
IPC: A61J1/14
Filed: 1994-12-21
Abstract: PURPOSE: To provide a medical refrigerating bag having high impact strength and high safety at an extremely low temperature. CONSTITUTION: This refrigerating bag is made of a laminated film heated and welded with an ultrahigh molecular weight polyethylene layer on the inside and a thermoplastic resin layer on the outside having a melting point lower than that of the ultrahigh molecular weight polyethylene and compatibility with the ultrahigh molecular weight polyethylene. The refrigerating bag can be sufficiently used at an extremely low temperature, it is nontoxic and has high transparency and little fine grains, and it is excellent as a medical bag.