baber/WOPTO huggingface dataset:
Patent JP-H06305774-A (JP)
Title: Heat ray reflective glass
Inventor: KOJIMA HIROYASU
IPC: C03C17/34
Filed: 1993-04-21
Abstract: PURPOSE:To produce a heat ray reflective glass having bright green appearance, neutral in reflective color tone in room side and improved in designing ability and habitability by forming a nitride layer, an oxide layer and a nitride layer on a glass substrate. CONSTITUTION:The nitride layer 11, 20-180Angstrom  in thickness, of at least one kind selected from nitrides of Ti, Cr, Zr, Ta, Hf or multiple nitrides mainly containing them, the oxide layer 12. 370-600Angstrom  in thickness, of at least one kind selected from oxides of Ti, Sn, In, Zn, Zr, Ta, Hf or multiple oxides mainly containing them and the nitride layer 13, 90-200Angstrom  in thickness, are formed on the blue heat ray absorptive glass substrate 10 having 450-495nm main wavelength to obtain the heat ray reflective glass having <=40% transmissivity in visual spectrum range.
Patent JP-2000016977-A (JP)
Title: Production of aliphatic nitrile
Inventor: TERASAKA MICHIO
IPC: B01J23/20
Filed: 1999-04-26
Abstract: PROBLEM TO BE SOLVED: To produce an aliphatic nitrile having high quality in high yield at a low cost without causing the dissolution of catalyst into the product by reacting an aliphatic carboxylic acid with ammonia in the presence of niobium oxide. SOLUTION: The objective compound is produced by reacting preferably 6-22C aliphatic carboxlylic acid (e.g. caproic acid or caprylic acid) with ammonia in the presence of preferably 0.3-3 wt.% (based on the carboxylic acid) of niobium oxide (e.g. niobium pentaoxide or niobium tetraoxide) treated with an aqueous solution of an acid (preferably hydrochloric acid or boric acid) having a concentration of preferably 0.1-5 mol/L preferably at 250-300 deg.C. In the case of performing the reaction by a fixed bed flow process, the average retention time of the reaction mixture in the catalyst layer is preferably 1 sec to 10 min. The niobium oxide can be produced by suspending niobium oxide in an aqueous solution of an acid for >=24 hr and evaporating the mixture to dryness and baking preferably at <=500 deg.C.
Patent JP-S60260626-A (JP)
Title: Resin sheet reinforced with nonwoven aramid fabric
Inventor: UNO KEIICHI
IPC: C08J5/24
Filed: 1984-06-07
Abstract: PURPOSE:The titled resin sheet useful as an insulation layer of a printed circuit board, excellent in dimensional stability, moisture resistance, and soldering-heat resistance, prepared by impregnating a specified nonwoven aramid (i.e. an aromatic polyamide) fabric with a resin. CONSTITUTION:The desired resin sheet is obtained by impregnating a nonwoven aramid (usually comprising structural units of formulas 1 and 2, wherein R1, R2, and R3 are each a substituted or unsubstituted aromatic ring, and examples of the substituents on this ring include 1-3C alkyls, chlorine, bromine, and phenyl) fabric with a resin. It is preferable that said nonwoven aramid fabric contains at least 60wt%, preferably at least 90wt% aramid component.
Patent JP-H05290225-A (JP)
Title: User authentication system for optical/ic card
Inventor: TODA AKIRA
IPC: G11B13/04
Filed: 1992-04-10
Abstract: PURPOSE:To highly accurately authenticate a user by improving the secrecy of a pass-word in a user authentication system for an optical/IC card constituted to be the state of a card by integrating an optical memory part which can optically read information and an integrated circuit part including CPU. CONSTITUTION:The system is provided with a ciphering processing part 53 ciphering random number data generated from a random number generation part 43 in the order of prescribed ciphering procedure with an optional ciphering key, a decoding processing part 42 decoding ciphered random number data in the order of prescribed decoding procedure with an optional decoding key and a collation part collating random number data generated from the random number generating part 43 and that decoded by the decoding processing part 42. Either of the ciphering key or the decoding key is previously stored in a card 1 and the other key is inputted from a terminal device for a card 5 as the pass-word so as to authenticate a pass-word inputted when both pieces of random number data are coincident in the collation part is an authorized pass-word.
Patent JP-S63285290-A (JP)
Title: Cylindrical multiblade fan
Inventor: AKAISHI MINEICHI
IPC: F04D29/66
Filed: 1987-05-16
Abstract: PURPOSE:To smooth rotation of a shaft by forming a support piece to be attached to a plate into trifurcated form by spring material, attaching a boss to the center of the support piece, and inserting a turning shaft thereinto. CONSTITUTION:Each blade 1 is fitted in a metal plate 2, and a trifurcated support piece 3 by spring material is attached to this plate 2. A plastic boss 5 provided with a split groove 4 is attached to the central part of this support piece 3, inserting a turning shaft 6 into this boss 5, and a spring 7 is inserted and pressed close onto the boss, thereby clamping the turning shaft 6. Since the support piece is made into the trifurcated form, an elastic effect becomes good enough so that smooth rotation is securable without entailing any hindrance to motor rotation.
Patent JP-H02299464-A (JP)
Title: Multiple output power circuit
Inventor: MAEBA YUKIO
IPC: H02M3/28
Filed: 1989-05-10
Abstract: PURPOSE:To miniaturize and to reduce costs by detecting the difference between voltage drop of a current detection resistor and reference voltage to provide a circuit to stabilize current supplied to the first load, connecting a resistor voltage divider circuit between output terminals of a rectifier ripple filter circuit, and supplying voltage to the second load from the resistor voltage divider circuit. CONSTITUTION:A switching circuit 1 is connected to the primary winding N1 of a transformer, a rectifier ripple filter circuit 2 is connected to the secondary winding N2 of the transformer, and the first load 4, a current detection resistor Rd and voltage drop resistor Rc are connected to the output of the rectifier ripple filter circuit 2 in series through a terminal OUT1. An error amplifier circuit 3 detects the difference between voltage drop of a current detection resistor Rd and reference voltage Vr to make negative feedback control of a switching circuit 1. Resistor voltage divider circuits Ra and Rb are connected between output terminals of the rectifier ripple filter circuit 2, and voltage is outputted to the second load 5 from a terminal OUT2. According to the constitution, a positive or negative specific voltage can be provided to the second load 5.
Patent JP-H09287454-A (JP)
Title: Combustion chamber of auxiliary chamber type internal combustion engine
Inventor: OMURA TADAO
IPC: F02B19/08
Filed: 1996-04-17
Abstract: PROBLEM TO BE SOLVED: To disperse injection flow in a main chamber, and also promote combustion in the main chamber by arranging side injection ports on both sides of an auxiliary chamber injection port, on a flat surface perpendicular to a flat surface including the auxiliary chamber injection port center line of an auxiliary base buried on a cylinder head, and specifying the auxiliary combustion chamber side cross sectional area of the side injection port. SOLUTION: When a piston 7 is raised during compression stroke, air in a main chamber 1 is compressed, and passed through an auxiliary chamber injection port 3 and both side injection ports 33 so as to generate vortex in an auxiliary chamber 2. When fuel is injected from a fuel injection valve 5, ignition and combustion are started near a glow plug 6, and simultaneously therewith, unburnt and already burnt gas are injected into the main chamber 1 passing a main injection port and the side injection port 33.  At this time, The side injection ports 33 are arranged on both sides of the auxiliary chamber injection port 3 on a flat surface perpendicular to a flat surface including the center line of the auxiliary chamber injection port 3, and it is formed so as to change a cross sectional area to the relation of A2 >A1 when the cross sectional area is set to A2 and the cross sectional area of the main chamber side is set to A1 , and thereby, it is possible to improve dispersion property of gas injection flow in the main chamber 1.
Patent JP-H07326886-A (JP)
Title: Electronic parts feeder
Inventor: YAMADA KIYOHIKO
IPC: H05K13/02
Filed: 1994-05-31
Abstract: PURPOSE:To shorten down time when parts are fed or switched to other types. CONSTITUTION:In mounting operation, reels 4 of taped electronic parts are set in a parts feed units 2 in a collective part feed section 1, and parts are replaced by collectively feeding them to the main body frame 16 of a mounting machine. Furthermore, the carrier tape is intermittently fed by the part feed unit 2 and is kept in a state of tension by a carrier tape feed roller 11a equipped with a torque limiter, and thus mounting preparations are finished.
Patent JP-H04345265-A (JP)
Title: Image sensor
Inventor: SUETSUGU KENICHIRO
IPC: G02B6/12
Filed: 1991-05-23
Abstract: PURPOSE:To obtain a complete contact type image sensor with the little deterioration of resolution even if the gap between a transparent protection layer and the face of an original becomes large in the image sensor being a device for inputting the various kinds of images. CONSTITUTION:A glass substrate 12 is provided with plural photoelectric conversion elements 11 provided in a main scanning direction, a light guide window 13 and a light source 14 which permits illuminating light to be made incident on the guide window 13. The illumination of the original 19 is executed from the light source 14 through the light guide window and the reflected light is read by the respective photoelectric conversion elements 11 in the image sensor where the core part of a waveguide which guides incident illuminating light on the light guide window 13 from the light source 14 having a light quantity control plate 23 which the respective light guide windows 13 are irradiated with uniform light quantity to the original 19 and which guides reflected light from the original 19 to the photoelectric conversion elements is provided at every photoelectric conversion element. The clad layer is provided in the outer periphery of the core part 20 and color light shield material is packed in space between the glass substrate 12 and the waveguide so that the light quantity of LED light where light quantity dispersion is large is almost made uniform.
Patent JP-H05289153-A (JP)
Title: Flash device
Inventor: SAKAMOTO TAKAMASA
IPC: G03B15/05
Filed: 1992-04-10
Abstract: PURPOSE:To obtain a flash device where state of distribution of light of a flash can be varied in a short period of time and where flash zooming is not carried out when the flash case is in a halfway state. CONSTITUTION:The light emission case 19 integrating the flash can be driven between the stored position and the use position of a camera body by a driving lever 12 driven by one motor 1 by rotating the motor 1 in a forward direction or a reverse direction, and furthermore, a flash light distribution changeover light emitting unit continuously varying an angle of light distribution of the flash is also driven by the motor 1.
Patent JP-H0394029-A (JP)
Title: Manufacture of fine aluminum particle alloy
Inventor: AANESUTO DABURIYUU DEYUUINGU
IPC: C22C21/00
Filed: 1990-05-07
Abstract: PURPOSE: To continuously and stably produce, a grain-refined Al alloy containing Ti or B by agitating a nearly horizontal flowing molten Al layer, bringing a Ti or B compound layer into contact with the surface of the above layer from above, and allowing both to react with each other along the interface between them.  
     CONSTITUTION: Molten Al is supplied, through an inlet 21 partitioned off by a baffle 14, into a nearly horizontal tank 13 consisting of a bottom wall 10, end walls 11, 12, and a side wall 13. While allowing the resultant Al layer 19 to flow toward an outlet 23 side partitioned off by a baffle 15, a salt layer 20 of Ti or B compound, preferably K 2 TiF 6  or KBF 4 , reducible by Al is brought into contact with the surface of the Al layer 19 from above. Further, the Al layer 19 is slowly agitated by means of a linear induction motor 18. By the above procedure, the Al layer 19 and the salt layer 20 are allowed to react with each other along the interface. The resultant slag is removed through a discharge hole 16, and the grain-refined Al alloy containing 2-12wt.% Ti and 0.5-2% B is continuously recovered through the outlet 23. 
     COPYRIGHT: (C)1991,JPO
Patent JP-S6016702-A (JP)
Title: Slot line by microwave plane circuit
Inventor: YOSHIMURA YOSHIKAZU
IPC: H01P5/02
Filed: 1984-06-08
Abstract: PURPOSE:To connect directly an image type line by providing a choke consisting of a slot line of 1/2 wavelength to a connection boundary part of two image type slot lines made of a microwave plane circuit. CONSTITUTION:A choke citcuit 9 made of the slot line having 1/2 wavelength in total is provided to the connected part of the two image type slot lines 7, 8 made of the microwave plane circuit constituted by a conductor plate clipped by split waveguides. The impedance of the choke citcuit goes to zero when it is viewed from a connecting point P of the slot lines 7, 8. Thus, even if there is a gap at the connection part of the image type slots 7, 8, the gate is short-circuited and since no electric discontinuity is produced at the boundary, the image type slot lines 7, 8 are connected directly.
Patent JP-S63139580-A (JP)
Inventor: TANAHASHI MASAO
IPC: B26B21/38
Filed: 1986-05-23
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5452332-A (JP)
Title: Chain trough
Inventor: KIMURA TOKUJI
IPC: E04D13/08
Filed: 1977-09-30
Abstract: PURPOSE: To prevent splashing pillers or passersby with rain water by restricting swinging motions of chain trough by bertically connecting multi number of chain type trough elements supported by projected top and bottom connecting parts of which supporting shafts are disigned to be paralled.  
     CONSTITUTION: Top connecting part 2 and bottom connecting part 3 with parallel projections as coaxial shat holes 6 are projected from both top and bottom ends of almost cylindrical-shaped chain type trough elements 1. Then, chain trough 1 is constituted by vertically connecting multi number of chain type trough elements 1 by engaging grooves 5 of top connecting part 2 of a chain type trough element l and bottom connecting part 3 of another chain type trough elements 1 and inserting supporting shaft 4 into shaft holes 6 of both connecting parts 2, 3 to join them together. Furthermore, 8 shows the decorating part which is to be appropriately provided to chain type trough element 1. By this constitution, chain trogh 7 bends only in one direction and does not freely swing, and rain water does not splash on pillers or passersby 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S609879-A (JP)
Title: Formation of metallic foil pattern on curved surface of plastic
Inventor: MAEKAWA MAKOTO
IPC: B29C37/00
Filed: 1983-06-30
Abstract: PURPOSE:To form accurately a metallic foil pattern of an arbitrary shape on the curved surface of plastics by plating the surface of an Al mandrel with a metal to form a positive pattern, coating the pattern with plastics, and removing the Al part. CONSTITUTION:The surface of an Al mandrel 2 curved in inverse relation to the curved surface of plastics on which a pattern is formed is plated with a metal, and the resulting plating is mechanically worked to form a layer 4 having a positive pattern 7. The surface of the layer 4 is coated with plastics 3, and the whole mandrel is immersed in a chemical soln. such as hydrochloric acid to dissolve and remove the Al part. The layer 4 and the plastics 3 are left, and the metallic foil pattern is accurately transferred to the curved surface of the plastics 3.
Patent JP-S6010663-A (JP)
Title: Semiconductor device
Inventor: HAMAZAKI MASAHARU
IPC: H01L29/772
Filed: 1983-06-30
Abstract: PURPOSE:To read out an ultrafine signal charge in high sensitivity by forming an MOS transistor through a gate insulating layer on a semiconductor region which stores signal charge, and using the region as the gate of the transistor. CONSTITUTION:After N<+> type region 33 to become a gate as divided by a channel stop region 31 is formed on the main surface of a P type substrate 1, a silicon semiconductor layer 35 is formed through a gate insulating layer 34. A P type channel forming unit 36 is formed, N<+> type regions 37, 38 are formed to become source and drain at both sides, thereby forming an output MOS transistor FET-1. Further, a P type channel forming unit 39, and an N<+> type region 40 are formed, N<+> type regions 38, 40 disposed at both sides of the unit 39 are used as the source and the drain, the region 33 at the substrate 1 side is used as the gate, thereby forming an MOS transistor FET-2 as a load.
Patent JP-S6322257-A (JP)
Inventor: FUUBERUTO HINTSUEN
IPC: B24B7/16
Filed: 1987-05-18
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5453208-A (JP)
Title: Manufacture of coil winding core for clock step motor and construction
Inventor: NOMURA HIRONORI
IPC: G04C15/00
Filed: 1977-10-04
Abstract: PURPOSE: To enable a winding of fine coil wire in large number of turns at high speed, by means of providing a roundness in a coil winding lever part of coil winding core through a continuous press work.  
     CONSTITUTION: A high permeability material like permalloy is successively carried out toward the metal mold as in a band shape, and surface press works are processed at each station for a fixing small hole 3d to the yoke, lever part 3a for the coil wire to be wound, and angle part 3b, to construct a winding core with a roundness formed in the angle part 3b of the coil winding lever part 3a, and a work of fine wire winding is made capable in large number of turns at high speed 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S6010259-A (JP)
Title: Developer
Inventor: SUEMATSU HIROYUKI
IPC: G03G9/08
Filed: 1983-06-29
Abstract: PURPOSE:To obtain a developer for a negative latent image improved in a tribo-electrification amt. and electrostatic charge distribution by using an N- contg. hetero ring or its deriv. as a component of a positive charge controller. CONSTITUTION:A toner contains an A-B composite or its deriv. of (A) phthalocyanine and its deriv. and (B) an N-contg. hetero ring and its deriv. As the phthalocyanine deriv., its halide, such as chloride, or phenyl-combined deriv., etc. are usable, and as the N-contg. hetero ring, ones shown on the right are useable. The A-B composite is stable against heat and the lapse of time, low in hygroscopicity, and since a color generating section and a charge controlling section form a kind of a function separation type, it can develop a sharp color, while it serves as a positive charge controller capable of adequate control of a charge amt.
Patent JP-S5826098-A (JP)
Title: Liquid phase growing apparatus
Inventor: OOSAWA JIYUN
IPC: C30B19/06
Filed: 1981-07-31
Abstract: PURPOSE:To accurately control the composition of a grown layer and to repeatedly use a melt many times by forcing out the melt for growth from one of a pair of melt vessels having a flowing hole to the other to cover a substrate for growth and by wiping the excess melt from the substrate. CONSTITUTION:Each of a plurality of melt reservoirs 8 constituting a slider 1 sliding in the arrow direction on a susceptor 2 holding a substrate 6 for growth is composed of a pair of melt vessels 10, 11. When a piston 4 is pushed down by a gate 5, a melt 3 for growth in the vessel 10 is forced out to the vessel 11 through a melt flowing hole 9 to cover the substrate 6. After finishing liq. phase growth, by moving the slider 1, the melt 3 on the substrate 6 is wiped away by the piston 4 or the partition wall of the reservoir 8 and stored in the reservoir 8. Thus, the mixing of the melt on the substrate 6 with the melt for growth in the reservoir 8 is avoided.
Patent JP-H0417177-A (JP)
Title: Adhesive applicator
Inventor: ARAMAKI AKITOKU
IPC: G11B5/84
Filed: 1990-05-09
Abstract: PURPOSE:To attain stable bonding by arranging a center core heat section preheating a center core prior to carrying of the center core to an adhesive applying section. CONSTITUTION:A center core heat section 18 preheating a center core 3 is arranged prior to carrying of the center core to an adhesive applying section 19. An adhesive is applied to the center core on a center core placing table 17 by using the adhesive applying section 19 descended with a driven cylinder section 52. Since the center core 3 is heated to a prescribed temperature by the center core heat section 18, the reduction in the temperature of the applied adhesive is avoided and disadvantage in the adhesion of disks at the post-process is prevented. Thus, uniform adhesion is attained.
Patent JP-S6010735-A (JP)
Title: Semiconductor device
Inventor: SAITOU TAMIO
IPC: H01L21/60
Filed: 1983-06-30
Abstract: PURPOSE:To facilitate positioning of a semiconductor element and a conductor pattern when face down bonding is to be performed, and to contrive to enhance mass producibility of a semiconductor device by a method wherein both an insulating substrate of wiring substrate and the conductor pattern to be adhered thereon are formed of transparent materials. CONSTITUTION:An insulating substrate 2 is formed of a transparent ceramic material such as polymer glass, plastics, a sapphire, etc., and conductor patterns 3, 5 are formed of a transparently good conductor such as ITO, SnO2, etc. Moreover insulating layers 4 are also formed of a transparently insulating material consisting of acrylic resin, epoxy resin, silicon, etc. A flip chip semiconductor element 6, an IC chip for example, having electrode terminals 7 forming solder bumps is eonnected to be fixed on a laminar conductor pattern 15 facing the electrode terminals 7 formed surface to the wiring substrate 1 side, namely according to face down bonding. At this case, because the connecting places can be confirmed according to the naked eye, etc., for example, through the substrate 2, the conductor pattern 3, the insulating layer 4 and the conductor pattern 5, positioning thereof is easy.
Patent JP-H04322758-A (JP)
Title: Pulse voltage generator of electrostatic precipitator
Inventor: KONDO YUKIO
IPC: B03C3/68
Filed: 1991-04-23
Abstract: PURPOSE:To obtain the pulse voltage generator of an electrostatic precipitator capable of impressing pulse voltage having peak voltage higher than the charging voltage of a power capacitor to a discharge pole. CONSTITUTION:A reactor 30 for boosting and a coupling capacitor 18 are connected with a gap 26 for pulse starting 26 in series between the power capacitor 14 and a discharge pole 22. After the power capacitor 14 is charged by a DC power source 10, the maximum value of pulse voltage V3 impressed to the discharge pole 22 is made higher than the maximum value of charging voltage V1 of the power capacitor 14 by transition phenomena generated in a time of continuity of a switching element 21, for the pulse starting.
Patent JP-S5822087-A (JP)
Inventor: YAMASHITA TAKASHI
IPC: B26B19/28
Filed: 1981-07-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。