baber/WOPTO huggingface dataset:
Patent JP-S6212628-A (JP)
Title: Production of optical fiber
Inventor: KAMIYA TAMOTSU
IPC: C03B37/027
Filed: 1985-07-05
Abstract: PURPOSE:To simultaneously, surely and stably, carry out drawing and collapsing and to obtain optical fiber in high production efficiency, by drawing a quartz tube which has piled specific synthetic glass on the inner face and sealed at one end, from the sealed end, while keeping the quartz pipe at given inner pressure. CONSTITUTION:The inner part of the quartz pipe 31 is piled with the synthetic glass layer 30 having higher refractive index than the quartz pipe by MVC method, et., in such a way that a ratio of the inner diameter/the outer diameter of the quartz pipe 31 becomes <=0.85 (the inner diameter is the inner diameter of the synthetic glass layer 30) and one end of the quartz pipe is sealed to form the sealed end 42 and the quartz pipe 31 is supported by the bearer 32 in the drawing furnace 33. Then, as a fixed amount of air inhalation is carried out by the suction pump 35 of the air inhalation system 50 connected through the joint part 40 to the open end 43 of the quartz pipe 31, an introduced amount of a gas consisting of Cl2, an inert gas, etc., is regulated by the the flow rate regulator 36 and pressure in the quartz pipe 31 is kept at 0--22mmH2O while detecting the inner pressure of the quartz pipe 31 by the differential pressure gauge 38, the optical fiber 41 is drawn from the above- mentioned sealed end 42, coated by the applicator 45 and taken up through the capstan 39.
Patent JP-S6210112-A (JP)
Title: Ethylene copolymer and its production
Inventor: ONISHI AKIYOSHI
IPC: C08F220/22
Filed: 1985-07-05
Abstract: PURPOSE:To obtain a copolymer excellent in dielectric breakdown characteristic, long-term performance retention and flexibility and containing no metallic catalyst residues, by polymerizing ethylene containing an ethylenically alpha,beta-unsaturated acid halogenated alkylated phenyl ester in specified conditions. CONSTITUTION:Ethylene containing 0.0015-3mol% (based on the total) ethylenically alpha,beta-unsaturated acid halogenated alkylated phenyl ester of the formula is polymerized at a reaction temperature >=120 deg.C and a reaction pressure >=500kg/cm<2> in the presence of a free radical-generating initiator. In the formula, R is H or -CH3, X is a halogen, Y is a 4-18 C alkyl, n is 0 or 1, m is 1-4 and l is 1-4. Among the monomers of the formula, those having Cl or Br as the halogen are preferable and those having Br are particularly preferable. With respect to the polymer structure of the ethylene copolymer, a random copolymer or a graft copolymer obtained by grafting a monomer of the formula onto an ethylene polymer skeleton is desirable.
Patent JP-S635806-A (JP)
Title: Planetary mill rolling
Inventor: TAKAHASHI HIROKI
IPC: B21B15/00
Filed: 1986-06-26
Abstract: PURPOSE:To smoothly execute rolling near the joint of slabs and to make stable operation of a mill by forming the end face of said joint to a surface curved to a saddle shape so that the joint is so constructed as to prevent vertical and lateral shiftings. CONSTITUTION:The front end of the succeeding slab 2 forming the joint of the slabs is formed with parts 9 to support the rear end 1f the preceding slab 1 from below and parts 10 to suppress the rise of the slab 1 so that said front end is curved to the saddle shape. Such curved surface can be formed by swinging, for example, a powder cutting torch upward and downward while moving the torch in the transverse direction of the slab. The succeeding slab 2 formed with such curved surface is fitted to the preceding slab 1 by feed rolls and the centers of the mill and the slabs are aligned, by which the vertical and lateral shiftings of the joints are prevented and the joint is smoothly rolled. The stable operation of the mill is thus made.
Patent JP-H09303493-A (JP)
Title: Deceleration device having shock absorbing mechanism
Inventor: HOSOYA OSAMU
IPC: F16H55/22
Filed: 1996-05-17
Abstract: PROBLEM TO BE SOLVED: To improve shock absorbing performance and reduce the number of part items in a device in which a shock absorbing rubber damper is arranged on the way of power transmission passage from a first wheel to that motor driving force is input to a second wheel for power output. SOLUTION: A first projection 3e, an auxiliary projection 3f, and a second projection 5b formed on a first wheel 3 and a second wheel 5 are arranged in a clearance in a divided rubber damper 6. Receiving plates 7, 8 are arranged on axial end faces 6a, 6b of the rubber damper 6 opposed to the projections 3e, 3f, 5b so as to surround substantially all of the end faces. The receiving plates 7, 8 arranged on the faces 6a, 6b are integrated to compose a receiving plate unit U.
Patent JP-S637416-A (JP)
Title: Construction of hollow concrete structure under ground
Inventor: INOUE YOSHITO
IPC: E21D13/00
Filed: 1986-06-26
Abstract: PURPOSE:To construct a seamless hollow concrete structure by a method in which, a reinforcing bar cage having a formwork fixed inside is set in a pit and concrete is placed without the need for timbering of formwork. CONSTITUTION:A pit 12 is excavated under the ground, and a reinforcing bar cage 16 having a netted formwork 40 fixed inside is set in the pit 12. Concrete 58 and 64 is placed into the space between the inner surface of the pit 12 and the formwork 40. Seamless hollow concrete structure of long length can thus be easily constructed without the needs for timbering for the formwork 40.
Patent JP-S5481420-A (JP)
Title: Exhaust gas purifying equipment for internal combustion engine
Inventor: KAWADA MASAKATSU
IPC: F02M25/07
Filed: 1977-12-09
Abstract: PURPOSE: To carry out exhaust gas purifying, by combining EGR equipment and carburetor with built-in auxiliary fuel equipment.  
     CONSTITUTION: With co-idling, at light load running, throttle valve 28 of the carburetor 3 is almost shut, the negative pressure in the suction manifold 2 is large, since the contact point 32 of negative pressure switch 30 is opened, all solenoids 26, 37 among solenoid valve 21, 31 will be not energized. Then an inlet port 24 of solenoid valve 21 is shut with the valve body 25, the negative pressure does not work to the diaphragm chamber 18 in EGR valve 13, EGR does not carry out. While, on the solenoid valve 31, since part 35 on atmospheric air side is shut, condiut 38 from suction manifold 2 is connected to the negative pressure chamber 49 of the power equipment 8 through the inlet and outlet ports 34, 39 and the conduit 40, the passage 44 is off, so that air fuel ratio will be lean. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H052734-A (JP)
Title: Magnetic recording medium
Inventor: UEDA HIDEYUKI
IPC: C09D175/00
Filed: 1991-06-20
Abstract: PURPOSE:To provide the magnetic recording medium, such as magnetic tape or magnetic disk of a coating type, which is formed by using ferromagnetic metallic powder as magnetic powder and has particularly excellent electromag netic conversion characteristics and durability. CONSTITUTION:The alternate copolymers consisting of the skeleton components of vinyl chloride and polyurethane formed by introducing a sulfobetaine acid group into the terminal expressed by formula I are incorporated into a magnetic coating material. This magnetic coating material is applied on a nonmagnetic base and is dried, by which a magnetic layer is formed.
Patent JP-S5671095-A (JP)
Title: Preparation of cephalosphorin compound
Inventor: MURAKAMI MASAHIRO
IPC: C07D257/04
Filed: 1979-11-16
Abstract: PURPOSE: To obtain the titled compound extremely safely, efficiently in high yield, useful as a wide range antibiotic, by reacting a 7-aminocephalospholanic acid derivative with a novel compound having high reactivity in mild conditions as an acylating agent.  
     CONSTITUTION: A compound shown by the formula I (R 1  is halogen, azide, acetoxy, or benzimidazolethio) or its salt is reacted with a novel compound shown by the formula II (R 2  is H, methyl carboxymethyl, or methyl sulfonate), to give a cephalosphorin compound shown by the formula III or its pharmaceutically accetable salt. The compound shown by the formula II is obtained in high yield by reacting a compound shown by the formula IV with mandelic acid. The reaction is carried out without severe temperature control and side reactions by the use of the compound shown by the formula II. Both reaction of acylation and substitution are carried out simultaneously under the same conditions to shorten the process extremely. It has improved workability and maintenance free from irritant action and hygroscopicity. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S6210132-A (JP)
Title: Resin composition for sealing semiconductor
Inventor: ICHIMURA SHIGEKI
IPC: C08L63/00
Filed: 1985-07-05
Abstract: PURPOSE:The titled composition excellent in moisture resistance, high- temperature properties, molding workability and reliability, comprising an epoxy resin and a specified filler. CONSTITUTION:An epoxy resin such as o-cresol novolak epoxy resin of an epoxy equivalent of 180-205 is melt-mixed with 45-75vol% (based on the total sealant) filler selected from among fused silica, crystalline silica and alumina and having no particle of a diameter >=106mu, a content of particles of a diameter of 105-74mu <=2wt%, a content of particles of a diameter of 105-44mu, of 6-30wt%, an average particle diameter of 25-5mu and a specific surface area of 2-40m<2>/g and, optionally, 0.5-1.5 equivalent, per equivalent of epoxy groups, of a curing agent (e.g., novolak phenolic resin) and a cure accelerator (e.g., 2-methylimidazole), etc.
Patent JP-S6128746-A (JP)
Title: Carburetter
Inventor: SHINDO TAKAO
IPC: F02M7/06
Filed: 1984-07-18
Abstract: PURPOSE:To feed fuel-air mixture in an optimum ratio depending upon the operating condition of an engine, by a method wherein fuel additionally fed to a carburetter is controlled in 2 stages for supply according to the opening of a throttle valve and a negative pressure. CONSTITUTION:When a load is increased at less than the given opening of a throttle valve 2, a negative pressure in a suction pipe is lowered, a negative pressure through a pipe 19 is so low not to allow suction of a first piston 14, and a second piston 16 is pressed down through the foce of a spring 15. A valve body 29 is pressed down through a rod 17 to open a first opening 25 to feed a small amount of additional fuel. When the throttle valve 2 is in a state of a given opening or less, a rod 33 rotates a lever 35 through a spring 45 to open a valve 38a of a valve body 38, a valve 37 is opened by a negative pressure through a pipe 19, the open air is exerted on the first piston 14 through a pipe 39 by means of a hole 40, and a valve 29 is opened to feed additional fuel through a first opening 25. With a throttle valve 2 opened widely, a valve 38 is widely opened by a lever 35, and holes 39b and 40b are intercommunicated. An atmospheric pressure is always introduced through a hole 40, the valve 29 is widely opened through the piston 14, and a hole 26 is also opened, whereby a large amount of additional fuel is supplied.
Patent JP-H09327283-A (JP)
Title: Portable ashtray for cigarette
Inventor: ITOU KIYOJI
IPC: A24F19/00
Filed: 1996-06-11
Abstract: PROBLEM TO BE SOLVED: To provide the subject ashtray enabling a cigarette to be smoked without scattering its ash and convenient to carry. SOLUTION: This ashtray 1 has a vessel 2, a cylinder 3 and a frame 4. The fire origin 11a of a cigarette 11 is ignited, the cigarette 11 is inserted into the cylinder 3, which is, in turn, inserted into the frame 4. In this state, the respective inside projections 8 on the inner periphery of the frame 4 are in point contact with the outer periphery of the cigarette 11, affording a gap between the inner periphery of the frame 4 and the cigarette 11. Thereby, air is allowed to flow and the fire at the fire origin 11a of the cigarette 11 is retained.  When the filter tip 11b of the cigarette 11 is sucked, air flows through the following route: the respective air holes 5a on the outer wall 5 of the vessel 2 → the opening 2a of the vessel 2 → the fire origin 11a of the cigarette 11 →the filter tip 11b, and the smoke from the cigarette 11 can be sucked via the filter tip 11b. The ash of the cigarette 11 falls from the cylinder 3 onto the inside of the inner wall 6 of the vessel 2 and stays here.
Patent JP-H092296-A (JP)
Title: Steering angle ratio adjustable steering gear for vehicle
Inventor: KAGAWA KAZUNORI
IPC: B62D5/04
Filed: 1995-06-15
Abstract: PURPOSE: To change a ratio between a steering wheel operating angle and a steered wheel steering angle according to the traveling state of a vehicle and downsize a device. CONSTITUTION: A gear 16 is meshed with a drive pinion 14 connected to the steering shaft 12A of a steering wheel 12, and the gear 16 is fixed to an end part 18A of a lever 18. The lever 18 can be oscillated in the direction of an arrow mark A around a shaft 20 as a fulcrum. A pin 24 is inserted in the groove 22 of the lever 18. A pin supporting part 26 with the pin 24 protruded is fitted to a relay rod 28, vertically to the moving direction of the relay rod 28, and a motor 30 is fixed to the pin supporting part 26. The pin 24 is movable in the direction of an arrow mark C in response to rotation of a rotary shaft of the motor 30.
Patent JP-H0442942-A (JP)
Title: Mounting structure of semiconductor
Inventor: IWATA KAZUYUKI
IPC: G09F9/00
Filed: 1990-06-06
Abstract: PURPOSE:To secure the consistance of narrowing electrode pitch with lowering impedance of electrode line by a method wherein a multiple electric connection mode is used together in the same driver LSI chip so as to effectively take the advantages of respective connecting modes. CONSTITUTION:In order to fix a driver LSI chip 11 to a PET film 12, the output pins 11a of the driver LSI chip 11 and an ITO film 13 are electrically connected. On the other hand, the driver LSI and a Cu foil 15 are electrically connected by wire bonding process. That is, the COP mode used as the connection mode between the driver LSI 11 and the ITO film 13 suitable for narrowing pitch is naturally suitable for the miniaturization due to the thin ITO film 13. On the other hand, the wire bonding mode used as the connection mode between the driver LSI 11 and the Cu foil 15 can lower the impedance for the connection due to the Cu foil 15 as a wiring whose impedance can be easily lowered.
Patent JP-S63312826-A (JP)
Title: Metal mold for spike tire
Inventor: SUGATA MICHIHIRO
IPC: B29D30/66
Filed: 1987-06-17
Abstract: PURPOSE:To prevent a tire block from, cracking by forming a kerf at a specific position of a spike tire. CONSTITUTION:A kerf molding protrusion 2 is formed near a spike pin burying hole forming protrusion 4 in a metal mold 1 for molding a spike tire. The protrusion 2 is formed to reduce the deformation of a tire block 3 due to the protrusion 4 and to release the tire from the mold 1 with a small deformation. The block 3 is prevented from cracking.
Patent JP-H11344087-A (JP)
Title: Tensioner and engine with it
Inventor: ONISHI YOJI
IPC: F02B67/06
Filed: 1998-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a tensioner and an engine equipped therewith which allow easy mounting works and giving a specified tension to an endless transmitting member. SOLUTION: A tensioner 11 is to give a tension to an endless transmitting member to transmit the driving force of an engine and is composed of a body 12, a plunger 13 inserted into a hole 22 provided in the body 12 movably in the axial direction, and a resilient piece 14 to give the plunger 13 a resilient force in the advancing direction to press the endless transmitting member, wherein the body 12 is provided with a jig inserting hole 24 to admit insertion of a jig 15 which pushes out the plunger 13 in the advancing direction. The tensioner 11 is mounted above the liquid level of a lubricating oil in the engine when it is in operation.
Patent JP-S5939621-A (JP)
Title: Transferring method of molded foundation material of roofing tile or the like
Inventor: KATOU KAZUO
IPC: B65G47/90
Filed: 1982-08-28
Abstract: PURPOSE:To eliminate or reduce labor and substantially improve work efficiency, by constituting a device in such a manner that molded foundation materials on a flat conveyer can be automatically transferred onto a pallet by a shuttle running truck and a chucking device mounted to said truck. CONSTITUTION:Molded foundation materials W molded by a molding machine are successively and intermittently transferred while being vertically placed on a flat conveyer 1, and if they reach a prescribed position, clamping plates 9, 9' of a chucking device 8 are lowered from a truck 6 through a supporting lever 7 in such a manner as the be oppositely faced in both sides of the molded foundation material W. Next the clamping plates 9, 9' are closed to hold the molded foundation material W, and then lifted to be reset, thus the material W is lifted. Then the truck 6 is run to a prescribed position above a pallet conveyer 2, thereafter the clamping plates 9, 9' are lowered, and the molded foundation material W is straightened to be loaded on a pallet 3. Repeating the similar action as in the above, the molded foundation materials W are straightened to be fully loaded on the pallet 3.
Patent JP-H10338060-A (JP)
Title: Automatic clutch control device
Inventor: IMANI YUICHI
IPC: B60W10/04
Filed: 1997-06-06
Abstract: PROBLEM TO BE SOLVED: To provide an automatic clutch control device whereby a vehicle can easily be driven at crawling speed without deteriorating the drivability and controllability of the vehicle. SOLUTION: This automatic clutch control device is designed so that a clutch provided between the output shaft of an engine and the input shaft of a transmission is automatically engaged and disengaged by an actuator according to the speed changing action of the transmission and the running condition of the vehicle. In this case, if an accelerator pedal is fully closed (S110: YES) and if a brake operation is performed (S120:YES), and if the engine speed Ne is determined to have dropped below a predetermined engine speed (NA-α) which is set to be lower than idle speed NA by a predetermined value α(S130:YES), the amount of engagement of the clutch is decreased so that the engine speed Ne does not become lower than the predetermined speed (Ne-α), and the clutch is engaged by half (S240, S150).  As a result, the vehicle can be driven at crawling speed without deteriorating drivability and controllability.
Patent JP-S5274208-A (JP)
Title: Television tuner input circuit
Inventor: AMAMIYA KIYOSHI
IPC: H04N5/44
Filed: 1975-12-17
Abstract: PURPOSE:To improve the performance of cross modulation in a strong electric field, by inserting a diode in the input circuit without giving effect to other performance.
Patent JP-S5575935-A (JP)
Title: Cutting device
Inventor: KASHIMA NORIO
IPC: G02B6/25
Filed: 1978-12-05
Abstract: PURPOSE:To enable an optical fiber to be cut at a right angle to the fiber axis at uniform lustrous faces by notching a wire rod by the actions of an edge cam, a holding cam and a stretch cam interlocking with a drive shaft and by separately moving mechanisms holding one side and the other side of the notch, respectively. CONSTITUTION:By closing microswitch 10 motor 2 is electrified with cells 3 to rotate drive shaft 5. Holding lever 18 holds the tip of wire rod 13 through holding cam 8 interlocking with shaft 5. By the action of edge cam 7 edge lever 15 moves left, and edge 16 is pressed by the spring force of flat spring 16a to notch rod 13. During this time, stretch cam 9 swings swing lever 17 through stretch lever 19 and spring 20 so that lever 17 is parted from holding lever 12, and tension is applied to notched rod 13. When the tension reaches an appropriate value, rod 13 is cut at the notched portion.
Patent JP-S6042777-A (JP)
Title: Forming device of developer thin layer
Inventor: EGAMI HIDEMI
IPC: G03G15/09
Filed: 1983-08-18
Abstract: PURPOSE:To collect a leaked magnetic particle to a developer holding member, and to prevent a bad influence by providing a magnetic particle holding magnetic pole on a prescribed position in the holding member, and setting a distance between the holding member of the magnetic pole position and a photosensitive body to >=1mm. and <=20mm.. CONSTITUTION:In a developer holding member 12, a magnetic particle holding magnetic pole 20 is provided on the downstream side from a position opposed to a photosentive body, and a distance L to the photosensitive body in a position of the magnetic pole 20 is set to >=1mm. and <=20mm.. When a mixture of a magnetic particle and a non-magnetic developer is supplied to the holding member 12 and rotated in the direction as indicated with an arrow (b), a base layer 16 is formed by a magnetic bursh, and a thin layer of a developer is supplied onto the holding member 12, but depending on a condition, sometimes the magnetic particle flows out. In that case, it does not adhere to a photosensitive body 11 since the magnetic pole 20 exists, but is attracted to the member 12 and returned to a vessel 13. Therefore, scattering, etc. of the magnetic particle are prevented, and its bad influence can be prevented effectively.
Patent JP-H0315589-A (JP)
Title: Information recording thin film
Inventor: TAMURA NORIHITO
IPC: G11B7/243
Filed: 1989-06-14
Abstract: PURPOSE:To improve recording, reproducing and erasing property by making the average composition in a thicknesswise direction of an information recording thin film formed directly or through a protective layer onto a substrate to be a specific ratio of the composition of elements. CONSTITUTION:The average composition of this thin film in a thicknesswise direction is represented by a formula I. In the formula, Mc represents one of the elements Tl, halogen and alkali metal, and Mb is selected from Co, Fe, Ni, S, Ti, V, Cr, Mn, Cu, Zn, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, Hf, Ta, W, Re, Os, Ir, Pt and Au, and Ma is one of the elements except those represented by Sb, Se, Mb and Mc. A protective SiO2 layer 2 is formed on a substrate 1 through magnetron sputtering. ZnS is sputterd on this disk, thereby forming a layer 3, onto which a recording layer 4 of the composition, e.g., Sb62Se33Tl5 is formed. Subsequently, a protective ZnS layer 5, and a reflective Au layer 6 and a protective ZnS layer 7 are sequentially formed. Another disk is formed in the similar manner, and the obtained two disks are bonded by an adhesive layer 8.
Patent JP-2000337017-A (JP)
Title: Automatically door closing device capable of being built in door
Inventor: MINAMI SABURO
IPC: E05F3/06
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To provide an automatically door closing device capable of being built in a door, offering compact and slender construction permitting storage in an upper frame of the door and smooth opening/closing of the door and eliminating exposures to the door and its vicinity for neat appearance of the door when closed. SOLUTION: An automatically door closing device capable of being built in a door includes a door closing mechanism B formed to grant a built-in torsional spring tortional force for closing a door D following the opening/closing operation of the door D and embedded and fixed to the fixed side of the upper frame of an opening,  a door closing speed control mechanism A formed to control the closing speed of the door D to be slow by the flow of operating oil in a cylinder 2 between a cylinder head side and a bottom side with the moving operation of a piston following the opening/closing operation of the door D and embedded and fixed to the upper frame of the door D and a link C formed to oscillate following the opening/closing operation of the door D with the connection of the door closing mechanism B to the door closing speed control mechanism A and accommodated in a gap between the upper frame of the opening and the upper frame of the door D.