baber/WOPTO huggingface dataset:
Patent JP-H0421794-A (JP)
Title: Composition having low melting point and aluminum electroplating method
Inventor: MORI SHOICHIRO
IPC: C25D3/44
Filed: 1990-05-16
Abstract: PURPOSE:To facilitate the handling of a plating bath and to enable efficient Al electroplating by using a compsn. having a low m.p. prepd. by mixing Al halide with specified tetraalkylphosphonium halide as the plating bath. CONSTITUTION:Al halide is mixed with tetraalkylphosphonium halide represented by the formula, wherein each of R<1> to R<4> is 1-12C alkyl and X is halogen, to prepare a compsn. having a low m.p. and Al electroplating is carried out with the compsn. as a plating bath. The compsn. becomes an easily handleable liq. at ordinary temp. and has high ionic conductivity in a molten state. Since tetraalkylphosphonium cations are electrochemically stable, plating can be carried out at a higher temp. and high current density.
Patent JP-S5247708-A (JP)
Title: Magnetic recorder-reproducer system
Inventor: HATSUYAMA MASAMI
IPC: G11B15/10
Filed: 1975-10-14
Abstract: PURPOSE: To render it possible to simplify an operation curcuit and control the captioned system by means of a timer etc. by controlling a driving circuit by a signal which a storage circuit outputs in response to operation of a command switch. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5728589-A (JP)
Title: Driving system for direct current motor
Inventor: KOUZAI YOSHITOKU
IPC: H02P3/14
Filed: 1980-09-08
Abstract: PURPOSE:To enable to perform a fine and detailed control by smoothly increasing an accelerating current as well as to eliminate vibrations for the subject DC motor by a method wherein a piece of striking pulse is added at the boundary point of a low-speed striking region and a high-speed striking region when an accelerative control is performed by a forward converting operation mode. CONSTITUTION:The DC motor is driven through a thyristor three-phase antiparallel inverters and, at the same time, using the driving device with which the striking phase of each thyristor is controlled in digital system, the striking pulse generating region IAR is splitted into a high-speed striking region T2 having the striking angle alpha of 0 deg.-60 deg., a low striking region T3 having the striking angle alpha of 60 deg.-120 deg., and a reverse convertion striking region T1 having the striking angle alpha of 120 deg.-180 deg.. Then, the DC motor is accelerated by shifting the timing of striking from the low- speed controlling region T3 to the high-speed striking region T2 and a current Ia is smoothly increased in such manner that one more striking pulse PUV is added to a striking pulse SPV at the point of time of movement of boundary from the region T3 to the region T2.
Patent JP-H04350937-A (JP)
Title: Treatment of copper wiring
Inventor: SATO JUNICHI
IPC: H01L21/28
Filed: 1991-05-29
Abstract: PURPOSE:To prevent oxidation of a copper wiring and prevent copper atoms in the copper wiring from diffusing into an insulating film. CONSTITUTION:A laminate of a metal layer 11, a diffused barrier layer 12, and a copper alloy layer 13 on an insulating layer 10 is patterned. and it is processed in a plasma of carbon-containing gas, such as CH4. As a result, a copper carbide layer (CuCx) is formed on the copper wiring. The copper carbide, which is stable physically and chemically, serves to effectively prevent copper from oxidizing. The copper carbide also prevents copper atoms in the copper wiring from diffusing into insulating film. Therefore, it is possible to prevent problems, such as the deterioration in permeability of the insulating film and the appearance of leakage current.
Patent JP-S5459217-A (JP)
Title: Preparation of alkylene glycol esters
Inventor: OKANO TAKESHI
IPC: B01J27/00
Filed: 1977-10-17
Abstract: PURPOSE: To obtain the title compounds with high selectivity, by reacting olefins with carboxylic acids and molecular oxygen in an aqueous solvent with a specific water concentration, using a specific catalyst continuously.  
     CONSTITUTION: Olefins, e.g. ethylene, etc. of formula I: (R 1 , R 2 , R 3 , and R 4  are H, alkyl or aryl groups) are reacted with carboxylic acids, e.g. acetic acid, etc. of formula II: (R 5  is alkyl or aryl group) and molecular oxygen in the presence of one or more types of iodine-containing substances selected from ionine and iodine  compounds and one or more types of compounds selected from nitrogen oxides and hetero-poly-acids of Mo or W in water or a solvent containing water 0.5W3WT.% of conc, sulfuric acid to maintain the water concentration of the reaction mixture at 10W30wt.%, thus giving the desired compounds of formulas III and IV.  
     EFFECT: Deposition of metal after the completion of reaction of hetero-poly-acids can be prevented with a little loss of reaction rate.  
     USE: Solvents, raw materials for polyesters, and antifreezing solutions. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H1171120-A (JP)
Title: Metallic mold for molding optical element
Inventor: SHIOKAWA TAKANOBU
IPC: C03B40/00
Filed: 1998-05-07
Abstract: PROBLEM TO BE SOLVED: To substantially eliminate peeling problems of a protective film layer caused by a difference in thermal expansion between a high-hardness material as a base material and the protective layer in a metallic mold for molding which is used for molding an optical element according to a glass molding method and prepared by forming the protective film layer on the base material and working a molding surface shape in the protective film layer. SOLUTION: This metallic mold for molding an optical element is used for molding the optical element by a glass molding method and is obtained by forming a protective film layer 14 on a base material 10 and further forming a molding surface on the protective film layer 14. An interlayer 12 composed of at least one layer is provided between the base material 10 and the protective film layer 14 and the thermal expansion coefficient of the interlayer 12 has a numerical value between the thermal expansion of the base material 10 and that of the protective film layer 14.  When an interlayer composed of at least two layers is provided between the base material 10 and the protective film layer 14, the thermal expansion coefficient thereof is changed stepwise so as to gradually reduce the difference in the thermal expansion coefficient between the base material 10 and the protective film layer 14.
Patent JP-S5916625-A (JP)
Title: Method for detecting camber of rolling material
Inventor: YAMAZAKI YOSHIMASA
IPC: B21C51/00
Filed: 1982-07-19
Abstract: PURPOSE:To grasp a camber quickly and quantitatively, by providing two range finders in the carrying direction of the outlet side of a rolling mill, measuring a distance to the face of the tip part of a rolling material, respectively, and detecting a camber of the rolling material. CONSTITUTION:A rolling material 1 is rolled by a work roll 2, and distnces l1, l2 to its tip parts are measured, respectively, by sensors 41, 42 provided at a prescribed interval in the carrying direction and a distance operating device 43. In accordance with an output signal of the distance operating device 43 and a reference value of a host computer 6, an extent of a camber is judged by a comparing and judging device 44. In accordance with this result, display or a warning is executed by a display and warning device 7 through a control device 45, also it is outputted to a camber correcting device 7, and the camber is controlled automatically.
Patent JP-H08296685-A (JP)
Title: Transmission rotation damper
Inventor: KOSUGI AKIO
IPC: F16F9/12
Filed: 1995-04-26
Abstract: PURPOSE: To obtain transmission rotation damper in which a shaft is rotated in different speed with different braking force by independently rotating in its rotation range, constituting of a shaft or rotating together with a roller. CONSTITUTION: A partition 2 is arranged on the way of an inner periphery in an axial direction of a cylinder whose both ends are opened. An inner space is divided into a first chamber 4 and a second chamber 7 in an axial direction by the partition 2. A female screw 3 is threaded on an inner periphery of a housing 1 on the partition 2, while a male screw 12 screwed with the female screw 3 is formed on the way of an outer periphery in an axial direction. A shaft 11 is rotated so as to be screwed into the housing 1 in such a state that the male screw 12 is screwed with the female screw 3 and an engagement part projected from a recession is engaged. Then, a rotor is also rotated until the engagement part is brought into a housing recession 8, that is, the engagement above is released. When the rotor is rotated in the engagement state, braking force is increased. On the other hand, when the rotor is not rotated in the disengagement state, the braking force is decreased.
Patent JP-H05148264-A (JP)
Title: Preparation of spiro(isoquinoline-4(1h), 3'- pyrrolidine)-1,2',3,5'(2h)-tetron useful as aldose reductase inhibitor and intermediate thereof
Inventor: MAIKERU SOTEIRIOSU MARAMASU
IPC: A61K31/472
Filed: 1992-05-18
Abstract: PURPOSE: To efficiently obtain spiro [isoquinoline-4(1H), 3'pyrrolidine]1,2',3,5'(2H) tetrone useful as an aldose reductase inhibitor, etc., by allowing 2-bromobenzoic acid, etc., as starting material to react with dimethyl malonate, etc.  
     CONSTITUTION: A compd. of formula I (where R 1  is H or a halogen) is allowed to react with dimethyl malonate and sodium hydride in the presence of a catalytic amt. of copper bromide to form a compd. of formula II. This compd. is allowed to react with thionyl chloride and treated with a compd. of the formula R 2 NH 2  (where R 2  is a dihalogen substd. benzyl or methyl) in an ordinary solvent in the presence of triethylamine to form a compd. of formula III. This compd. is allowed to react with bromoacetonitrile in an ordinary solvent in the presence of potassium carbonate to form a compd. of formula IV. This compd. is allowed to react with gaseous HCl in methanol and diethyl ether and the resultant compd. of formula V is allowed to react with a base in an ordinary solvent to obtain the objective compd. of formula VI. 
     COPYRIGHT: (C)1993,JPO
Patent JP-S61284377-A (JP)
Inventor: SUZUKI SHIGEKAZU
IPC: B25D9/04
Filed: 1985-06-07
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-H05323394-A (JP)
Title: Wavelength conversion device for laser beam
Inventor: SAKUMA JUN
IPC: H01S3/109
Filed: 1992-05-18
Abstract: PURPOSE:To provide the wavelength conversion device for a laser beam constituted to stabilize the output of the laser beam subjected to a wavelength conversion to a higher harmonic wave. CONSTITUTION:This wavelength conversion device has an optical resonator 4, a laser oscillator 1 which consists of a laser medium 5 provided in the optical resonator, a nonlinear crystal 12 which converts the wavelength of the laser beam outputted from the laser oscillator to the higher harmonic wave and a self-focusing element 23 which is provided between the nonlinear crystal and the laser oscillator, is changed in its focal length according to the intensity of the laser beam outputted from the laser oscillator and changes the beam diameter of the incident laser beam on the nonlinear crystal.
Patent JP-S5249055-A (JP)
Title: Method of measuring surface roughness
Inventor: TOMOMATSU KENICHI
IPC: G01B1/00
Filed: 1975-10-16
Abstract: PURPOSE: To render a highly accurate measurement possible without affecting the surface of the object being measured, by transferring the surface of said object to a replica material and performing inspection by a feeler. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5348990-A (JP)
Title: Regenerating method for inorganic synthetic adsorbents
Inventor: IGARI YOSHIMASA
IPC: B01J20/34
Filed: 1976-10-18
Abstract: PURPOSE: To enable inorganic synthetic adsorbents, contg. Fe, Al or Ca, Mg metal components and formed by the co-precipitating process, to be regenerated and reutilized many times efficiently by a simple process, by regenerating and activating them after use by a wet oxidation process. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5918158-A (JP)
Inventor: YAMAGUCHI FUKUYOSHI
IPC: B22D11/10
Filed: 1982-07-16
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-H07330527-A (JP)
Title: Antimicrobial ceramic
Inventor: TAKEDA SHUNJI
IPC: C04B33/13
Filed: 1994-06-07
Abstract: PURPOSE:To obtain an antimicrobial ceramic excellent in the safety, having a wide- ranging antimicrobial activity and a long-term durability and suitable for environmental use, e.g. sterilization of a sandbox or sterilization in water treatment by making an antimicrobial substance adhere through an expansible layered clay mineral to the surface of a ceramic base material. CONSTITUTION:This antimicrobial ceramic is obtained by making an antimicrobial substance adhere through an expansible layered clay mineral to the surface of a ceramic base material (preferably <=150 mesh particle diameter) and then calcining it at >= the temperature where the expansible layered clay mineral is converted to a semi-ceramic. As the antimicrobial substance, an antimicrobial metal such as silver, copper, zinc, tin or nickel or an inorganic antimicrobial agent composed of one of these anti-microbial metals supported on a ceramic is used. As the expansible layered clay mineral, a smectite-type mineral or a vermiculite-type mineral is preferably used. This antimicrobial ceramic is excellent in water resistance, chemical resistance and heat resistance and suitable for environmental use, e.g. sterilization of a sandbox, sterilization, fungusproofing and chemicalproofing in water treatment of exhausted water, city water, etc., fungus-proofing and algaproofing of a cooling tower and sterilization of toilet sand for pet.
Patent JP-S5917215-A (JP)
Title: Magnetic recorder and its manufacture
Inventor: NAKAMURA KIYUUZOU
IPC: G11B5/66
Filed: 1982-07-20
Abstract: PURPOSE:To manufacture the magnetic recorder with a Co-Cr group vertical magnetizing film on a base material even when the temperature of the base material is the normal one by mixing a small amount of P to the Co-Cr group vertical magnetizing film on the surface of the base material. CONSTITUTION:A material in which the small pieces of a Co-P alloy are arranged uniformly on a material surface of a tabular shape, etc. of a Co-20wt% Cr alloy displaying the most excellent vertical magnetization characteristics is used as a target, and the material is sputtered through a normal DC magnetron sputtering method, and precipitated at a precipitation rate of 6,000Angstrom /mm. on the surface of the base material at the normal temperature consisting of the sheet of PET. The surface of the base material is bonded with a cooled holder to prevent a temperature rise during sputtering. Accordingly, the Co-Cr vertical magnetizing film, which has the thickness of 4,000Angstrom  and into which approximately 4wt% P is mixed, is obtained on the surface of the base material made of polyethylene terephthalate. It is preferable that the quantity of P to be added is inhibited to approxmately 5% or less.
Patent JP-H10319521-A (JP)
Title: Image synthesizing device
Inventor: MINAGAWA TAKESHI
IPC: G02F1/13
Filed: 1997-05-15
Abstract: PROBLEM TO BE SOLVED: To provide an image synthesizing device synthesizing images at a high speed without deteriorating the quality of an original image. SOLUTION: An original image projected by a film projector 1121 is projected and displayed on a screen 5011 by shielding one part thereof as a shadow by a liquid crystal shutter 3111. Then, a CG character 751 is projected and displayed at the part being the shadow on the screen 5011 from a liquid crystal projector 1112. The part where the original image projected from the projector 1121 is shielded by the shutter 3111 and the CG character 751 projected from the projector 1112 are controlled by an image processor 701.
Patent JP-S5837050-A (JP)
Inventor: KENESU FUREDERITSUKU MIRAA
IPC: C08L69/00
Filed: 1982-07-20
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-S5458683-A (JP)
Title: Ultraviolet ray irradiating apparatus
Inventor: OOTSUKA KATSUO
IPC: C08F2/48
Filed: 1977-10-19
Abstract: PURPOSE: To provide a ultraviolet ray irradiating apparatus which consists of a luminous bulb made of silica and a far-ultraviolet ray absorbing material made of ozone-less silica, and which is capable of controlling O 3  formation to an extent harmless to human body, and capable of radiating far ultraviolet ray sufficient to cause photopolymerization such as curing of printing ink.  
     CONSTITUTION: The luminous bulbe 1 of an apparatus described in the title is made of ordinary silica, and luminous metal, e.g., mercury, and a rare gas, e.g., Ar, are encapsulated in it, and electrodes 2, 2 are seadled in the bulb 1 at the both ends respectively. A cylindrical outer tube 3 made of ozoneless silica is installed which is placed apart from the outside surface of the bulb 1 and encircles the bulb 1. By use of the apparauts of such a constitution, ultraviolet ray radiated from the bulb 1 irradiates through the outer tube 3 on the surface to be irradiated. While transmitting the outer tube 3, far ultraviolet ray is absorbed suitably to the extent sufficient to cause photopolymerization, e.g., curing of printing ink without formation of O 3  to the extent harmful to human body 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H0426387-A (JP)
Title: Controller of ac elevator
Inventor: UCHINO HIDEO
IPC: B66B1/30
Filed: 1990-05-17
Abstract: PURPOSE:To reduce the number of regeneration resistors substantially by a method wherein the resistors which consume regenerative energy of a driving induction motor which is in a regenerative state are forcibly air-cooled. CONSTITUTION:A regenerative mode detecting circuit 21 which detects that an induction motor 4 driving an elevator is in a regenerative state and a cooling fan 22 which forcibly air-cools regeneration resistors 15 and is operated by the output of the circuit 21 are provided. That is, in order to consume the regenerative energy of the cage driving induction motor 4 which is in a regenerative state at the time of the descent of the cage and the like, the regenerative state is detected by the detecting circuit 21 and the regeneration resistors 15 are forcibly air-cooled by the cooling fan 22 driven by the output of the circuit 21. Therefore, a radiation means for the regenerative resistors 15 can be improved and the efficiency of consumption of the regenerative energy stored in the regeneration resistors 15 can be improved.
Patent JP-H11301898-A (JP)
Title: Method and device for detecting woud end of web
Inventor: KUBOTA KAZUYA
IPC: B65H19/29
Filed: 1998-04-21
Abstract: PROBLEM TO BE SOLVED: To highly precisely detect the wound end of a roll wound web. SOLUTION: For a web wound end detector 10, a plurality of protrusions 21 are provided on the surface of a web guide 20 arranged facing the rotational movement passage for a wound web 1 to be parallel along the rotationally moving direction of the wound web 1. Air is blown into a recess between the protrusions to detect the pass of the web wound end being attracted to the surface of the web guide 20 and moved thereon with a detection sensor 40.
Patent JP-2000324761-A (JP)
Title: Encoder coupling structure of synchronous dynamo- electric machine
Inventor: MUROFUSHI MISAKI
IPC: H02K19/10
Filed: 1999-05-06
Abstract: PROBLEM TO BE SOLVED: To couple the rotary shaft of a synchronous dynamo-electric machine and the encoder shaft of an encoder with each other, adapting the phases simply without needing skills. SOLUTION: This coupling structure is equipped with an encoder coupling 11, which has a pair of coupling pins 19 and 19 attached to a rotary shaft in a condition in which the phase in the rotational direction is positioned to couple a shaft 1a of a synchronous dynamo-electric machine 1 and a shaft 2a of an encoder 2, adapting the phases in the rotational direction, and an encoder adaptor which is freely attached for mounting and dismounting onto the encoder shaft. The encoder adaptor consists of a pair of adaptor pieces 24 and 24, where semicircular parts 22 and flange parts 23 to surround each half of the encoder shaft. One adaptor piece 24 is screwed in a condition where the phase in rotational direction is positioned to the encoder shaft.  A pair of adaptor pieces are coupled with each other with screws 26 and 26 piercing them from side, and the encoder shaft is caught from both sides. A coupling pin is pinchingly fixed with engaging grooves 29 and 29 which are provided between the junction parts of the flange parts.
Patent JP-H07305812-A (JP)
Title: Burner
Inventor: NAGAI ITSUO
IPC: F23D14/62
Filed: 1994-05-15
Abstract: PURPOSE:To provide a burner which conducts thick and thin combustion and in which a main flame distribution is uniform. CONSTITUTION:Thick mixed gas passages 3 are disposed at the right and left sides of a burning tube body 2 as a center, and a burner port member is further mounted at the top of the body 2. A thin mixed gas path 73 is formed between the body 2 and the passage 3, and partitioned to zones by a protrusion 15. Four fuel injection openings 20 are provided in each zone of the body 2. Thick mixed gas is discharged from the openings 20 to the path 73, mixed with the air, and raised. Since the opening 20 is provided to the end side of the protrusion 15, the thick mixed gas is discharged concentratedly to the site where fuel concentration tends to become thin.
Patent JP-S61284715-A (JP)
Title: Aspherical single lens
Inventor: SATO FUMIYOSHI
IPC: G02B13/00
Filed: 1985-06-10
Abstract: PURPOSE:To obtain a small-sized, lightweight aspherical single lens which has aberrations compensated with high precision and is molded suitably by specifying the refractive index and geometric shape of the lens. CONSTITUTION:This lens is composed of aplanatic single lens which has a convex aspherical surface as its 1st surface and a concave spherical surface as the 2nd surface and also has positive refracting power and the refractive index eta is 1.8-2.2 to in-use wavelength: center thickness d1=0.5-5mm, (center thickness d1-end surface thickness d2)/center thickness d1<=15 deg., the end surface angle of the 1st surface theta1<=45 deg., and the end surface of the 2nd surface theta2<=15 deg.. This aspherical single lens has an about 2-10mm effective light beam diameter and an about 0.4-0.65 numerical aperture. When the refractive index eta is prefer ably >=1.9, aberrations to the numerical aperture NA' are easily removed. When the refractive index exceeds 2.2, the specific gravity of the lens material increases and the light-weight property of the lens is easily spoiled.
Patent JP-H05323002-A (JP)
Title: Battery voltage display circuit of portable type electronic equipment
Inventor: KITAMURA SHIGEKI
IPC: G01R31/36
Filed: 1992-05-19
Abstract: PURPOSE:To display voltage which is suited for each battery by switching operating point of a display element which displays battery voltage according to each battery. CONSTITUTION:When a charging-type battery is fitted to an equipment body, a positive-pole output terminal 40, a terminal 41 for charging, and a negative-pole output terminal 42 are connected to a first power supply terminal 4, a second power supply terminal 5, and a terminal 7 for grounding and then a DC voltage is applied to an input terminal 9 of a first comparator 8. When a non-charging type battery is fitted, a positive-pole output terminal 45 is connected to the first power supply terminal 4 and then a negative-pole output terminal 46 is connected to the terminal 7 for grounding and then DC voltage from a battery 44 is applied to an input terminal 15 of a second comparator 14. As DC voltage which is input to the input terminals 9 and 15 of the first and second comparators 8 and 14 increases, display elements 21-14 are activated in this order and the element 21 displays the minimum voltage. When the element 21 is not activated, voltage drop where no normal operation is made is indicated. When a high-level signal is output to an output terminal 10 or 16, 11 or 17, 12 or 18, and 13 or 19, the elements 21, 22, 23, and 24 are activated, display operation is made, and voltages of both types of batteries can be recognized.