baber/WOPTO huggingface dataset:
Patent JP-H06324220-A (JP)
Title: Apparatus for production of porous glass preform for optical fiber
Inventor: ISHII YUKIO
IPC: G02B6/00
Filed: 1993-05-14
Abstract: PURPOSE:To provide the apparatus for production capable of stably producing the porous glass preform for large-sized optical fibers. CONSTITUTION:The porous glass P reform for optical fibers is produced by depositing glass particulates synthesized by a burner 3 for synthesizing the glass particulates on the outer periphery of a target rod 1 consisting of a core rod with a vitrified clad part while rotating and moving back and forth both ends of this target rod 1 by means of supporting members 2a, 2b. A bell-jar 4 which is slender at both ends is installed at the injection port of the burner 3 for synthesizing the glass particulates and the part under deposition of the target rod 1 so as to cover these parts.
Patent JP-S61273496-A (JP)
Inventor: MOROOKA KAZUO
IPC: E02F3/36
Filed: 1985-05-28
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-H01286713-A (JP)
Title: Connection part of plastic cable and manufacture thereof
Inventor: TAKAOKA MICHIO
IPC: H02G1/14
Filed: 1988-05-10
Abstract: PURPOSE:To simply connect plastic cables without necessity of heating by pouring insulator powder with adhesive in an inner face releasable injection mold covering the connection part of a cable which is stepwise peeled, integrally molding it, and forming a reinforcing insulator. CONSTITUTION:The end of a cable 10 to be connected is stepwise peeled, and cable conductors are connected at 12 to form an inner semiconductor layer 14. Then, its periphery is covered with split injection molds 24, 24' with releasable inner faces formed over between its connection part and the stepwise peeled part. Insulator powder 18 with adhesive in a tank 34 is fed under pressure from a pouring hole 25 formed at the lower mold 24' through a valve 30 by pressure fluid 38 and a ram 36. An air vent hole 26 and a valve 28 are provided in the upper mold 24, and the press-fitted powder 18 is integrated. The powder 18 is formed by mixing particles 20 having 1-100mum of particle size made of PE, EP rubber or the like with cyanoacrylate adhesive 22. After the powder 18 is integrated under pressure, it is removed from the molds 24, 24'. Thus, its heating is not required, and a simple connection can be performed.
Patent JP-H0410882-A (JP)
Title: Teletext receiver
Inventor: MORII TAKASHI
IPC: H04N7/025
Filed: 1990-04-27
Abstract: PURPOSE:To store data without an error in a memory by providing a data transfer control means to make the data stored in a first memory stored in a second memory when no error is discriminated by an error discriminating means. CONSTITUTION:When a program to be stored is assigned from a key input processing part 2, a data selecting part 7 takes out the data of the applying program from the output of a character signal sampling part 1 and makes a first memory 8 store them. An error discriminating part 10 discriminates whether the whole data of the applying program are received without an error and when the no error is discriminated as the result of error discrimination, the data stored in the first memory 8 are transferred to a second memory 9 by a data transfer control part 11. Thus, the data of the assigned teletext program without the error can be stored in the second memory 9 by providing the first memory 8, the second memory 9, the error discriminating part 10 and the data transfer control part 11.
Patent JP-H05311315-A (JP)
Title: Method for adding rare earth element to fe-cr-al alloy and additive material
Inventor: YAMANAKA MIKIO
IPC: C22C33/06
Filed: 1992-05-06
Abstract: PURPOSE:To add rare earth elements to a molten alloy extremely safely in a high yield by coating an alloy wire consisting of rare earth elements and Al with a carbon steel and then inserting the wire into a molten Fe-Cr-Al alloy. CONSTITUTION:The wire or rod of alloy consisting of one or >=2 kinds among rare earth elements (Sc, Y, and lanthanoide series elements) and Al (for which the content of rare earth elements is about 1-9 atomic% to Al content) is coated with carbon steel or stainless steel. The alloy wire or rod is inserted into a molten Fe-Cr-Al alloy to add the rare earth elements to the molten metal. By this method, the rare earth elements can be added extremely safely to the molten Fe-Cr-Al alloy without causing the scattering and the deterioration of slag in a high addition yield.
Patent JP-S5738189-A (JP)
Title: Recording member
Inventor: TERAO MOTOYASU
IPC: G11B7/2433
Filed: 1980-08-20
Abstract: PURPOSE: To obtain a recording member which is stable and of excellent manufacturing reproducibility, by forming on a substrate a recording film which contains Te or Bi and Se and has a portion of large Se content near the surface or the interface between said film and the substrate.  
     CONSTITUTION: In a recording member comprising a substrate and a recording film which is formed on said substrate and to be transformed or removed by means of irradiation of an energy beam, said recording film contains tellurium and/or bismuth and selenium and has a part, which has a selenium content larger than the average selenium content of the other parts of said recording film, near said recording film surface or/and the interface between said film and the substrate. It is specially perferable that said part of larger selenium content has a thickness of 1W5nm on each of the substrate side and the surface side. The Se quantity of the part of larger selenium content is preferably within 50W100% by number of atoms. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S61271136-A (JP)
Title: Absorbed energy calculating device for clutch disc
Inventor: MASUDA TOYOO
IPC: B60W10/00
Filed: 1985-05-27
Abstract: PURPOSE:To make a prompt countermeasure to abnormal wear in a clutch attainable, by installing an operational device which calculates the extent of absorbed energy in a clutch disc according to an engine speed, a revolving speed at the input side of a transmission and an on-off state of the clutch. CONSTITUTION:At the time of car starting, with the specified time DELTAt ranging from a state of clutch off to that of clutch on, each of speed signal ES and IS out of an engine speed sensor 12 and an input shaft speed sensor 13 and a clutch stroke signal CS out of a clutch stroke sensor 10 are all taken in an arithmetic unit 15. Next, a clutch learning value is subtracted from this signal CS, finding a relative stroke value, and clutch pressing load Fc corresponding to the value is searched. And, clutch absorbed energy at the specified time DELTAt is found out of this Fc, signals ES and IS, a clutch friction factor and an equivalent radius of a clutch disc with the specific expression.
Patent JP-S605297-A (JP)
Title: Sludge solidifying agent
Inventor: ARAI HITOSHI
IPC: C04B7/17
Filed: 1983-06-23
Abstract: PURPOSE:To achieve the enhancement in longterm strength and initial strength and the available utilization of quick lime dust, by containing a shaft furnace granulated slag fine power with a predetermined particle size, gypsum and quick lime dust in a predetermined ratio. CONSTITUTION:A sludge solidifying agent consists of 30-60pts.wt. of finely pulverized shaft furnace granulated slag with a specific surface area of 2,000- 4,000cm<2>/g, 20-45pts.wt. of gypsum and 15-40pts.wt. of quick lime dust prepared from a lime baking oven as a byproduct. This solidifying agent is high in longterm strength and initial strength and quick lime dust discarded by much effort is effectively utilized.
Patent JP-S5738653-A (JP)
Title: Suction air heater
Inventor: OGAWA YOSHIHIRO
IPC: F02M31/06
Filed: 1980-08-19
Abstract: PURPOSE: To perform the optimal heating of the suction air in correspondence with the temperature of the atmospheric air, by utilizing the fact that the terminal voltage of the power source will vary periodically during the clanking of the engine thereby controlling the ratio between the open and close times of an electromagnetic valve which supplying the fuel for heating the suction air.  
     CONSTITUTION: A suction air heater 10 comprising a burner section 11, a heater 12 and a nozzle 13 is provided in a suction tube K of an engine E, and the fuel is injected from a fuel source 16 through a pipe 15 having an electromagnetic valve 14 and a nozzle 13. The normally open contacts S-2, S-3, S-4 of a starting switch S are connected to the starter motor M and the heater 12. The switch S is further connected through a relay R of a controller 17 to the electromagnetic valve 14. The terminal voltage of the power source B will vary periodically in accordance with the temperature thus to vary the on-off time ratio of the relay R and to control the opening/closing of the electromagnetic valve 14 in accordance with said time ratio. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S5447203-A (JP)
Title: Tubeless radial tire for truck or bus
Inventor: KAIZU MASARU
IPC: B60C15/06
Filed: 1977-09-21
Abstract: PURPOSE: To prevent the exposure of bead part reinforcement layer, by shaping the outline of tire part between the widest part and the bead heel part in the form of convex or in the form of both convex and plane as to the rim flange.  
     CONSTITUTION: A 15°-taper drop center rim is used for the tubeless tire. Since a mold 11 for vulcanizing the tire has a part 12 shaped in the form of smooth concave to form a rim flange contact part, the thickness of rim cushion rubber 16 fluidized during vulcanization does not decrease on the rim flange contact part 17 and is kept appropriate. The outline of tire part between the widest part 14 and the bead heel part 15 of the tire has 13 the form of convex or the form of both convex and plane as to the rim flange. Therefore, the exposure of the bead part reinforcement layer is prevented 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H06299920-A (JP)
Title: Air intake device for motorcycle
Inventor: NAKAMURA TETSUMI
IPC: F02M35/16
Filed: 1993-04-17
Abstract: PURPOSE:To prevent an air intake port of an air cleaner case from infiltration of water, muddy dust, or the like. CONSTITUTION:Labyrinth structure is formed inside an air intake passage 52, which is formed between a bottom plate 47 of a seat and a rear fender 29, by a standing wall 46, which projects upward and is arranged integrally on the outer circumference of an air intake duct 42 opening backward, suspended walls 48, 49 of the bottom plate 47 of the seat, and a surrounding wall 51, which surrounds the rear side from the side of an intake port 45 and projects upward, so that the air intake port 45 is prevented from infiltration of water, muddy dust, or the like, which infiltrates not only from the front but also from the side or the rear.
Patent JP-S5337958-A (JP)
Title: Method of manufacturing filter
Inventor: KIKOU MASAFUMI
IPC: C21D5/00
Filed: 1976-09-21
Abstract: PURPOSE: To provide a method of manufacturing filter, in which cast iron having flake graphite structure and containing C and Si within a limited range is cast into a desired form, and thereafter it is subjected to decarbonization treatment at a prescribed temperature, whereby filters having desired shapeds can be manufactured economically, with no use of powder metallurgy. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H0259150-A (JP)
Title: Method and device for accurately setting clearance of dam block of nozzle/belt and nozzle/teddy
Inventor: ROBAATO JIEI KAAMAIKERU
IPC: B22D11/06
Filed: 1989-05-06
Abstract: PURPOSE: To establish clearances in the vertical direction and in the horizontal direction by advancing a nozzle so that male and female guide members are engaged with each other, to set the engagement of the male and female guide members to the desired value. CONSTITUTION: A tundish 10 is moved toward a casting machine together with a feed pipe and a nozzle assembly 12. First, a funnel-shaped opening part 136 of a nozzle stop part 134, and then, a pair of rollers 130, 132 on each side of the nozzle assembly are engaged with slender guide pins 66, 66'. When the engagement is achieved, the motion of a caster is delayed, and a nozzle 14 enters an inlet of a cavity 21 between upper and lower belts 18, 20 and between side dams. The motion of the caster is continued until nozzle stop parts 134a, 134b are engaged with a fixed casting machine stop part formed by a conical nut 70. Then, the guide pins 66, 66' continuously apply a certain force to the casting machine while the nozzle 14 is positioned at the prescribed position through regulation in the vertical direction and in the horizontal direction.  As a result, the male and female guide members can establish the clearances in the vertical direction and in the horizontal direction to the desired value.
Patent JP-H01282319-A (JP)
Title: Spinning of pitch
Inventor: MATSUMOTO TADAYUKI
IPC: D01F9/14
Filed: 1988-05-10
Abstract: PURPOSE:To stably obtain a highly uniform pitch yarn by controlling a distance between a nozzle and the cooling liquid surface under a specified value in case of melt spinning of a pitch and uniformly cooling a spun pitch. CONSTITUTION:A distance between a nozzle and the cooling surface is controlled under 4.5mm, preferably within 1-4mm in case of melt spinning of a pitch such as a coal-based, a petroleum-based or synthesized pitch to provide the objective pitch yarn. In addition, imparting convergence and handling properties to the yarn by using a surfactant or an oil medicine as the cooling liquid, washing tar, dust, etc., on the pitch yarn surface with an organic solvent such as alcohol or hexane, infusibilizing the yarn using an oxidative liquid such as nitric acid, are also preferable.
Patent JP-H07289686-A (JP)
Title: Slot machine
Inventor: FUKUDA KIYOHIKO
IPC: A63F5/04
Filed: 1994-04-27
Abstract: PURPOSE:To provide a player with an index by which, when the player selects a machine, the player can judge whether or not a prize of a specially high allotment can be obtained by the machine. CONSTITUTION:An information display part having a prize display part 6 is provided to the upper part of the reel display window of a slot machine. On the prize display part 6, prize patterns 11, 12, 13 for establishing a prize, and the number of sheet of medals to be allotted to the corresponding prize are printed, and when a prize is caused, any of the luminous bodies 14, 15, 16 behind the printed prize patterns corresponding to the prize is lighted. After occurrence of prize, the lighting condition is continued and maintained during the continuation of game until next prize is caused.
Patent JP-S5339167-A (JP)
Title: Electronic wristwatch
Inventor: NAKAMURA TSUTOMU
IPC: G04G17/08
Filed: 1976-09-22
Abstract: PURPOSE:To provide an electronic wristwatch which is easy to carry and has a large degree of design freedom by accommodating a watch circuit, display part, battery, etc.  within a C-form casing.
Patent JP-H09281779-A (JP)
Title: Image forming device
Inventor: WATANABE YOICHI
IPC: G03G15/043
Filed: 1996-04-11
Abstract: PROBLEM TO BE SOLVED: To keep an image quality, excellent without being affected by the sensitivity fluctuation of a High-γcharacteristic photoreceptor by controlling faithful reproducibility of dots in an image forming device using the high-γcharacteristic photoreceptor. SOLUTION: This image forming device is provide with a measuring image forming device 5 for forming the measuring dot pattern image on the photoreceptor 1 by imparting the measuring exposure pattern consisting of multiple dot pattern studded with plural exposing part dots to exposing means 3, a dot area detecting means 6 for detecting area information of the exposing part dots of the measuring dot pattern image formed by the measuring image forming device 5, and a dot area control means 7 for comparing the area information of the exposure part dots of the measuring dot pattern image detected by the dot area detecting means 6 with the reference area information serving as a reference level, and correcting the area of the exposure part dot based on this comparison result.
Patent JP-H11293200-A (JP)
Title: Zinc-rich paint composition
Inventor: SHIBATA HIROSHI
IPC: C09D7/12
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To obtain a zinc-rich paint composition capable of improving mesh passage of powdery component and exhibiting excellent corrosion resistance, coating workability, adhesivity and crack resistance, useful for preventing the corrosion of marine structure, etc. SOLUTION: This zinc-rich paint composition comprises (A) a binder such as a (modified) polyalkyl silicate partial hydrolyzate or a mixture of it and an organic polymer compound (e.g. an epoxy resin or a polyamide resin) or the like, (B) preferably 45-95 wt.% of zinc powder as a main component and (C) preferably 0.5-50 wt.% in the whole mixed solid components of a whiskered calcium carbonate having 5-50 μm major axis and >=4 aspect ratio (preferably treated with a silicone-based, carboxylic acid-based or sulfonic acid-based surface treating agent or a titanate-based coupling agent).
Patent JP-S5238466-A (JP)
Title: Superpurification method of brine
Inventor: TERASE KUNIHIKO
IPC: B01J19/00
Filed: 1975-09-23
Abstract: PURPOSE: A superpurification method of brine by which purified brine of turbidity less than 0.1 ppm can be obtained efficiently and continuously. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H10286836-A (JP)
Title: Manufacture of synthetic resin composite plate
Inventor: TANIGUCHI YUTAKA
IPC: B32B27/12
Filed: 1997-04-15
Abstract: PROBLEM TO BE SOLVED: To manufacture a synthetic resin composite plate of uniform performance for manufacturing synthetic resin composite plates of not only rectangular shape, but also of round and other optional shapes, in which foams can be formed into the uniform size in the case sections of not sufficient thickness are formed, and cracks are not generated on a core material. SOLUTION: In a method for manufacturing a synthetic resin composite plate formed of a core material 15 of a thermosetting resin foamed body and fiber reinforced plastic outer face layers 13 and 14 coating the upper and lower, front and rear and left and right of the core material, upper box-shaped sections 13 constituting the upper halves of the outer face layers and lower box-shaped sections 14 constituting the lower halves are formed of the above fiber reinforced plastic separately, and a mixture (foamed resin) 15 of thermosetting resin with compressed gas is filled respectively in the upper and lower box- shaped sections 13 and 14, and then the upper and lower box-shaped sections 13 and 14 are overlapped in the matching mold shape and foamed resin 15 is cured to manufacture the core material.
Patent JP-S609886-A (JP)
Title: Anticorrosive for aluminum or aluminum alloy tank
Inventor: MATSUSHITA TSUTOMU
IPC: C23F11/18
Filed: 1983-06-27
Abstract: PURPOSE:To obtain an anticorrosive having a significant corrosion preventing effect and causing no environmental pollution at a low cost by preparing an aqueous soln. contg. mercaptobenzothiazole or a salt thereof, an aluminate and a nitrite. CONSTITUTION:This anticorrosive for an Al or Al alloy tank is an aqueous soln. contg. mercaptobenzothiazole or a salt thereof, an aluminate and a nitrite. For example, said salt of mercaptobenzothiazole is the sodium salt, potassium salt or amine salt. Sodium aluminate or potassium aluminate is used as said aluminate, and sodium nitrite, potassium nitrite or ammonium nitrite is used as said nitrite.
Patent JP-S5541727-A (JP)
Title: Production of impatt diode
Inventor: AKIMURA TAKASHI
IPC: H01L29/864
Filed: 1978-09-18
Abstract: PURPOSE: To provide an IMPATT diode by a simple and convenient method comprising forming metal layers on a semiconductor wafer, followed by only chemical etching to form the desired element, thus the troublesome and difficult mask-locating operation being dispensed with.  
     CONSTITUTION: A wafer 4 is prepared by arranging an n-type semiconductor layer 2 and a p + -type semiconductor layer 3 on an n + -type semiconductor substrate 1. On the layer 3 are placed metal layers 5 and 6 successively. The substrate 1 is etched to form a new substrate 7. At the predetermined place on the substrate 7 are successively placed metal layers 13 and 14 of the same materials as the metal layers 5 and 6, respectively. Further, metal layers 41 and 42 of predetermined sizes and of the same materials as the metal layers 5 and 6, respectively, are laid thereover. Thereupon, the substrate 7 and the layers 2, 3 and 5 are subjected to chemical etching using the layer 42 as mask, to form a substrate 15 and layers 16, 17 and 19. The layer 42 is then removed off the layer 41 while a metal layer 20 consisting of a region below the layer 6 and the layer 41 is formed. The layer 41 is then removed off the element proper 18 and the layer 13, to finally produce the desired IMPATT diode 23 including an electrode 21 formed of the layers 14 and 13 and another electrode 22 formed of the layers 19 and 20. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H04342237-A (JP)
Title: Light receiving equipment
Inventor: SAITO TOMOKI
IPC: H04B10/66
Filed: 1991-05-20
Abstract: PURPOSE:To offer the light receiving equipment which can suppress deterioration of receiving sensitivity caused by a noise increase of an optical fiber amplifier and the influence of a reflection, when a rare earth added optical fiber amplifier of back excitation. CONSTITUTION:A signal light is made incident on an Er added optical fiber 1. A stimulating ray emitted from an excitation light source 3 is multiplexed with the signal light by an optical multiplexer/demultiplexer 2 of an optical fiber type so that it is propagated through the inside of the optical fiber in the direction opposite to the signal light amplified by the Er added optical fiber, and made incident on the ER added optical fiber 1. The signal amplified in the Er added optical fiber 1 passes through the optical multiplexer/ demultiplexer, and also, passes through a narrow band passing optical filter 4 using an interference film filter whose center wavelength coincides with wavelength of the signal light, and thereafter, is received by an avalanche photodiode 5.
Patent JP-S5738697-A (JP)
Title: Vane wheel of multiple vane blower
Inventor: MORINUSHI KEN
IPC: F04D29/28
Filed: 1980-08-19
Abstract: PURPOSE: To improve aero dynamical performance and decrease noise with simple structure by a method wherein main vane wheel and sub vane wheel are joined in one body with the leading edge of the vane of the flowing-away side a little shifted to the rotating direction than the trailing edge of the flowing-in side so that gap may be generated between the blades.  
     CONSTITUTION: Assemble sub vane body to the outer circumference of the main vane wheel 5 by a proper method for example by welding, under the condition that the leading edge of the sub vane 7b is shifting a little to the rotating direction than the trailing edge of the main vane 7a so that to create a gap 8. Under this constitution exfoliation of liquid on negative pressure surface is prevented, because liquid at high pressure side having high energy with little development of boundary layer, is fed to the boundary layer on the negative pressure surface of the main blade 7a, of which boundary layer is developed almost to exfoliate through gap 8 and prevents exfoliation. By this method a flow without any exfoliation up to the trailing edge of the auxiliary vane 7b is obtained, causing to improve aero-dynamic performance and reduce the noise. This arrangement also result in less parts, large reduction of working process and reduce manufacturing cost largely. 
     COPYRIGHT: (C)1982,JPO&Japio