baber/WOPTO huggingface dataset:
Patent JP-S59221110-A (JP)
Title: Ultrahigh frequency plural band amplifier device
Inventor: SHIBATA TOSHIO
IPC: H03F3/60
Filed: 1983-05-31
Abstract: PURPOSE:To attain respectively excellent amplification operation at plural bands by matching the impedance by a bias supply circuit at a band lower than the frequency band subjected to impedance matching. CONSTITUTION:An amplifier element 5 is coupled with an input terminal 1 and an output terminal 3 with strip lines 2, 4 and the impedance is matched at the 1st frequency band, e.g. 11-13GHz by impedance matching circuits 6, 7. Further, the bias supply circuit to the amplifier element 5 is constituted by strip lines 8, 9 and the line length is decided to be a 1/4-wavelength at said 1st frequency band, then the impedance is nearly infinite. Capacitors 11, 12 are provided respectively to the lines 8, 9 and the value is adjusted so as to take matching at the 2nd frequency band, e.g. 1-3GHz lower than the 1st frequency band.
Patent JP-H03294880-A (JP)
Title: Image forming device
Inventor: ICHIKATAI MASATOSHI
IPC: G03G15/08
Filed: 1990-04-13
Abstract: PURPOSE:To surely supply a necessary developer without carrying out a misoperation by providing a projecting part or a recessed part on three outer peripheries of the dropping part of a developer replenishing container, and the recessed part or projecting part fitting in the projecting part or recessed part on the side of the attaching part of a device main body, as well. CONSTITUTION:Detecting projecting parts 30 - 32 are provided on three surfaces of the right, left, and rare sides of the guiding member 22 as the pushing part to the container attaching part 11 of the upper lid 10 of the hopper of the developer replenishing container 20. On the other hand, detecting recessed parts 33 - 35 are provided on right and left guiding members 14 and the reare part of a placing part 13, on the container attaching part 11 of the upper lid 10 side of the hopper, as well, corresponding to the detecting projecting parts 30 - 32 of the developer replenishing container 20. Therefore, when the developer replenishing container 20 is attached to the container attaching part 11 of the upper lid 10 of the hopper, the detecting projecting parts 30 - 32 of the developer replenishing container 20 and the positions of the detecting recessed parts 33 - 35 of the side of the hopper top cover 10 are in coincident with each other, and the developer replenishing container 20 can be surely dropped on the placing plate 13 of the container attaching part 11. Thus, toner inside the container can be surely supplied into the toner hopper.
Patent JP-S5523853-A (JP)
Title: Humidifier
Inventor: CHIHARA KINGO
IPC: F24F6/02
Filed: 1978-08-09
Abstract: PURPOSE: To cheaply, safely and appropriately humidify the room of an automobile through a simple construction, by providing a humidifier which is inserted into the cigar lighter socket of the automobile to generate steam.  
     CONSTITUTION: Thermosensitive resistors 1, which are chiefly made of a barium titanate semiconductor, are tightly fitted on the bottom of a heating container 4 by a washer 2 and a screw 3. The heating container 4 is then housed in a lower casing 5 made of synthetic resin. A nut 6 is tightened on the tip of the screw 3. An upper casing 5' is attached to the lower one 5'. The tips of the upper and lower casings 5', 5 are formed as a plug, which is inserted into the cigar lighter socket. A pin anode 9 and a leaf spring cathode 11 are attached to the plug and electrically connected to the thermosensitive resistors 1. A heat-resisting water absorbent 13 is housed in the heating container 4. Steam holes 8 are opened through a lid 7 fitted on the container 4. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S59226178-A (JP)
Inventor: JIEEMUZU ROORANDO AKUSE
IPC: H01B1/16
Filed: 1984-05-14
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-H10249849-A (JP)
Title: Drill bit
Inventor: FUJITA SHOGO
IPC: B28D1/04
Filed: 1997-03-10
Abstract: PROBLEM TO BE SOLVED: To prevent clogging of a core due to tapered cutting edge by wearing by preventing no flow of cooling liquid by entering the core into the body and facilitating an operation for removing the core from the body. SOLUTION: In the drill bit, a cooling liquid passage 19 is provided in a peripheral plate 18 of a body 11, cooling liquid is supplied to a cutting edge 14 via the passage 19, a window 21 is formed at the plate of the body, a hole is opened and a core in the body is discharged from the hole. An inner periphery of the edge is formed in an inverted tapered surface 22 so that the inner periphery does not become a tapered surface.
Patent JP-S5470652-A (JP)
Title: Cordless cleaner
Inventor: SAKATA HARUHIKO
IPC: A47L5/22
Filed: 1978-08-08
Abstract: PURPOSE: To eliminate the dangers of the loss of nozzles, by allowing the rapid replacement of the nozzles by mounting a plurality of nozzles, which shapes differ,  to a body of installing the nozzles in a revolution-possible form.  
     CONSTITUTION: A cylindrical body 17 of mounting a nozzle is integrally installed to a cylindrical circular hole 16 at a front lower surface of a dust collecting chamber case 14 in a projecting shape toward the lower side. A communicating hole 19 communicated with an internal hole of the nozzle 18 is located at the front of the body 17 of mounting the nozzle. With the nozzle 18, a plurality of suction holes 20, 21 are formed at both ends, the body 17 of mounting the nozzle is penetrated to a central curved portion 22 and fitted so as to slide on the outer circumferential surface, and the communicating hole 19 is communicated with the suction hole 20 or 21. The suction hole 20 is arranged in such a manner that it is large-sized and sucks large dust by mounting a brush 28 to it, and the suction hole 21 is constituted to ensure that it is a thin hole and sucks small dust. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H11293321-A (JP)
Title: Lance
Inventor: NISHIKAWA TSUNEAKI
IPC: F27D7/02
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To surely cool an opening edge of a tip part, to prevent a fusing damage and to prolong the service life of a lance by piercing plural high-pressure gas ejection ports in a ring shape on a heat receiving surface of the lance tip for refining a metal and counter-boring the opening edge of the tip part to reduce the wall thickness. SOLUTION: Plural oxygen nozzles 9 are pierced and arranged in a ring shape on a heat receiving surface at a tip of a lance comprising an inner pipe 2 to form a passage of a high-pressure oxygen gas, an intermediate pipe 3 to form a cooling water feed passage 6 on the outer side thereof and an outer pipe 4 to form a cooling water return passage 7 on the outer side thereof. Opening edges 13 of the oxygen nozzles 9 are counter-bored 13a to reduce the wall thickness of the opening edge 13 to <=125% of the wall thickness on the heat receiving surface. In addition, heat radiation fins 14 to be connected to the oxygen nozzles 9 are arranged on the back side of the heat receiving surface radially from its center. The thickness of the heat radiation fins 14 is preferably <=5 mm and its height is preferably not more than the interval between the outer pipe 4 and the intermediate pipe 3.  The flow speed of the cooling water is preferably increased by arranging a regulation plate on an opening edge of the outer circumference of the each oxygen nozzle 9.
Patent JP-H02276125-A (JP)
Title: Fuse circuit forming method
Inventor: ITOU MASANORI
IPC: H01H37/76
Filed: 1989-04-18
Abstract: PURPOSE:To perform circuit formation securely and effectively by coating paste type soldering metal on circuits to be connected, and placing a plate solder having the composition as same as a metal grain included in the paste metal, and heating. CONSTITUTION:Soldering paste is printed on both terminals of conductive circuits. Sn-Pn eutectic solder is used as soldering paste. A plate solder (Sn-Pb eutectic solder, melting temperature 183C) is placed on both the terminals so as to make a bridge. A whole is heated by a belt furnace. A clearance between conductive circuits and the plate solder is filled with solder paste, and wetting of solder to the conductive circuits is improved by the flux included in solder paste, and an overlapped part of the conductive circuits and the plate solder is preferentially melted for mounting to facilitate connection between the circuits.
Patent JP-S62251413-A (JP)
Title: Valve stopping device for internal combustion engine
Inventor: ISHII TOKUO
IPC: F01L13/00
Filed: 1986-04-25
Abstract: PURPOSE:To enable a valve to be optionally switched to its operative and inoperative state through a control of the oil pressure, by mutually turnably fitting cams to a cam shaft and pressing the cam by the oil pressure to a tapered surface, provided in the cam shaft, so as to enable the cam to be connected with the cam shaft. CONSTITUTION:When cams 2, which drive intake and exhaust valves 8, are detached from tapered surfaces 6 of a cam shaft 1 by springs 7, the cam 2 is not rotated in no relation to turning of the cam shaft 1, and the intake and exhaust valves 8 are not operated opening and closing. While a pressure oil chamber 5 is formed in a side surface of the cam 2, and when pressure oil is supplied from an oil hole 9, the pressure oil in the pressure oil chamber 5 firmly connects the cam shaft 1 with the cam 2 by pressing it a side of the tapered surface 6 of the cam shaft 1 against the spring 7. In this way, the cam 2 also rotates together with rotation of the cam shaft 1, and the intake and exhaust valves 8 can be opened and closed.
Patent JP-2000288695-A (JP)
Title: Method for casting rapidly solidified thin metal strip and casting nozzle
Inventor: SATO YUICHI
IPC: B22D11/06
Filed: 1999-04-02
Abstract: PROBLEM TO BE SOLVED: To uniformize a thickness of a thin metal strip in the plate width direction by uniformizing the gap between a nozzle and a cooling roll in the width direction of the circumferential surface of the roll i.e., in the plate width direction of the thin metal strip even if a thermal crown is generated in the cooling roll in a casting equipment using a single roll method. SOLUTION: A nozzle 3 whose slit shaped nozzle opening 7 is bent or curved symmetrically at the center in the length direction of the opening is disposed in the position where the gap between the nozzle and a cooling roll becomes the minimum at both ends in the length direction of the opening, the degree of the above described bent or curve is decided in accordance with the thermal crown of the cooling roll, and whereby the thickness of the cast thin metal strip is uniformized in the plate width direction. Also, the nozzle opening of the nozzle 3 is formed in the above described manner. Thus, the influence of the thermal crown of the cooling roll is made harmless, and the thin metal strip having the uniform distribution of the thickness in the plate width direction is stably obtained.
Patent JP-S5220462-A (JP)
Title: Heat exchanger
Inventor: KANAZAWA KATSUAKI
IPC: F28D7/12
Filed: 1975-08-11
Abstract: PURPOSE: A heat exchanger in which the intake and the outlet of the liquid beside tubes are corresponded to longitudinal direction of the heat exchanger to reduce heat stress. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05296056-A (JP)
Title: Mechanical supercharger
Inventor: IGUCHI YUICHI
IPC: F02B39/04
Filed: 1992-04-16
Abstract: PURPOSE:To reduce a driving loss by performing rotor rotation suited for an engine load. CONSTITUTION:In a mechanical supercharger having rotors 5, 6 rotated by transmitting turning force from an engine-driven pulley 11, a variable speed mechanism 21, which is for continuously changing a transmitted rotational speed in order to accelerate/decelerate rotational speeds of the rotors 5, 6 in accordance with an engine load, is provided between the pulley 11 and the rotors 5, 6.
Patent JP-S60240810-A (JP)
Title: Valve timing control device for internal-combustion engine
Inventor: DOI ISAO
IPC: F01L1/34
Filed: 1984-05-16
Abstract: PURPOSE:To make a device compact and improve reliability of operation, by forming a driving device for displacing a pair of adjust pulleys to be press-contacted with a timing belt for transmitting rotation of one cam shaft as driven to the other cam shaft by a lever and a link, etc. CONSTITUTION:Cam sprockets 11 and 13 are fixed to an exhaust valve driving cam shaft 4 to which rotation of a crank shaft 2 is transmitted through a first timing belt 6 and a suction valve driving cam shaft 12, respectively, and a second timing belt 14 is wound around the sprockets 11 and 13. A pair of adjust pulleys 15 and 16 functioning as a valve timing adjusting pulley are press-contacted with outer surfaces of a tight side (a) and a loose side (b) of the belt 14, respectively. Shafts of the pulleys 15 and 16 are supported at free ends of adjust levers 17 and 18, respectively. The lever 17 is rockable about a pin 17a through a wire 22 by driving a step motor 23. The lever 18 is also rockable about a pin 18a through a link 26 by the rocking motion of the lever 17.
Patent JP-S5220583-A (JP)
Title: Granular material transfer means
Inventor: ARIMOTO SADAO
IPC: B65G53/60
Filed: 1975-08-10
Abstract: PURPOSE: To permit granular material having been transferred through an air pressure duct with an air pressure to be selected and sicharge quickly through adjustment of the air pressure. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H09278594-A (JP)
Title: Lead tungstate single crystal
Inventor: USU YOSHIYUKI
IPC: G01T1/202
Filed: 1996-04-18
Abstract: PROBLEM TO BE SOLVED: To obtain a lead tungstate single crystal useful for scintillator for radiation detector in a short decay time of fluorescence by adding a specific amount of molybdenum to lead tungstate. SOLUTION: This PbWO4 single crystal is obtained by heating and melting PbO and WO3 or PbWO4 used as starting raw materials in platinium crucible and growing a single crystal PbWO4 by Czochralski process from the melt. Mo content of PbWO4 single crystal is >=1×10<-8> mol and <=15×10<-6> mol based on 1mol PbWO4 . Mo content contained in PbO and WO3 or PbWO4 used as the raw material is s <=5×10<-6> mol. Total amount of impurity except Mo contained in PbO and WO3 or PbWO4 is <=1×10<-4> mol, preferably <=10<-5> mol. The resultant PbWO4 single crystal is processed into a prescribed size and subjected to mirror polishing and luminous peak due to X ray ecitation and decay time of fluorescence are measured. As a result, main peak of luminescence is observed at about 410-430nm.
Patent JP-H07300199-A (JP)
Title: Calculation of quantity of use of chemical
Inventor: MIKI SHIRO
IPC: G01F13/00
Filed: 1994-05-11
Abstract: PURPOSE:To accurately measure the quantity of use without being influenced by diameters of piping, etc., by finding the quantity of use of a pump from the total quantity of use on the basis of the ratio of the set quantity of delivered liquid with respect to that particular chemical-feeding pump to the total set quantity of delivered liquid. CONSTITUTION:Detective switches 3 respectively detect the operation of the chemical-feeding pumps PN for each of pipes CN and a calculating device 4 measures the operating time TN of each of the chemical-feeding pumps PN. From the product of the set quantity of discharge (qN) per unit time with respect to each of the pumps PN multiplied by the operating time TN the set quantity of delivered liquid TN.qN is calculated with respect to each of the pumps PN. On the other hand, a liquid level gauge 2 measures the liquid level inside the chemical tank 1 and the calculating device 4 calculates the total quantity of use Q of the chemical L on the basis of a fall in the liquid level inside the tank 1 between the level before the delivery and that after the delivery. The calculating device 4 obtains the total set quantity of delivered liquid SIGMATNqN with respect to all the pumps PN, the ratio TNqN/SIGMATNqN of the set quantity of delivered liquid TNqN with respect to a pump PN to the total set quantity of delivered liquid SIGMATNqN, and from the product of this ratio and the total quantity of use Q the quantity of use MN with respect to the particular chemical-feeding pump PN.
Patent JP-H10287733-A (JP)
Title: Production of crosslinked polycaprolactone
Inventor: MAKUUCHI KEIZO
IPC: C08G63/08
Filed: 1997-04-15
Abstract: PROBLEM TO BE SOLVED: To obtain a crosslinked polycaprolactone which attains a high gel fraction at a low dosage of radiation and gives a hot-press compression molded article excellent in heat resistance and clarity by melting polycaprolactone at its m.p. or higher, cooling it, and exposing it to a radiation at such a temp. as not to cause the crystallization. SOLUTION: Polycaprolactone(PCL) used is a crystalline thermoplastic aliph. polyester resin having a number average mol.wt. of 1×10<4> -1×10<6> and an m.p. of 60 deg.C and is biodegradable. A dosage of a radiation enough to impart heat resistance to PLC is about 100 kGy, though a higher dosage rate is pref. in terms of production efficiency. The lower the oxygen concn. in the atmosphere during exposure to radiation, the lower the dose can be made. PLC is melted at its m.p. or higher, is cooled to such a temp. as not to cause the crystallizatin, 50-35 deg.C, pref. 45 deg.C, and then is irradiated at that temp. Practical radiation sources are γ-rays of Co 60, an electron beam, and X-rays.
Patent JP-S57210891-A (JP)
Title: Heat-sensitive recording material
Inventor: KATSURAGAWA TADAO
IPC: B41M5/333
Filed: 1981-06-23
Abstract: PURPOSE:To prevent decoloration of a colored image due to water or chemicals, by providing a leuco dyestuff and a resol type phenol resin which develops color of the leuco dyestuff by heating, as a heat-sensitive color-forming layer on a surface of a support. CONSTITUTION:A resol type phenol resin comprising a precondensate, which is prepared by the reaction of a phenol with an aldehyde in the presence of an alkaline catalyst, or a modified resin obtained therefrom is used as a color- developer of a normally colorless or light-colored leuco dyestuff. The leuco dyestuff and the resol type phenol resin can be formed in a single layer structure in which they are present as a mixture, but when a layer containing said resin is formed on a support and a layer containing the leuco dyestuff is laminated thereon, a ground density can be reduced. The resol-type phenol resin is difficultly fusible and fire-retarding, and serves also as a binder.
Patent JP-S63262501-A (JP)
Title: Conversion scale for variable multiplication rate
Inventor: SAKAI MINORU
IPC: G03B27/34
Filed: 1987-04-20
Abstract: PURPOSE:To make it possible to know a variable multiplication rate enabling the attainment of a desired copying state without conducting calculation of a multiplication rate, by printing or marking on a plane substance pattern scales obtained by illustrating in real sizes the varies states corresponding to relationships of variable multiplication rates. CONSTITUTION:A rectangular sheet 1 as a plane substance is of an A-3 size, for instance, and, on this sheet 1, a line 2 of a specified regular size, e.g. an A-4 size, is printed or marked in a real dimension, together with an expression of 'A4', using a corner part 1a as a base. Moreover, a plurality of pattern scales 3 and 4 are printed or marked on the sheet 1 with the corner part 1a used as the base. The pattern scales 3 and 4 show the varied states corresponding to individual multiplication rates in real sizes, using the A-4 size line 2 as a base.
Patent JP-H08291284-A (JP)
Title: Pseudoazeotrope based on difluoromethane and pentafluorodimethyl ether and its use as refrigerant
Inventor: SHIRUBII MAKODEIEERU
IPC: F25B1/00
Filed: 1996-04-18
Abstract: PROBLEM TO BE SOLVED: To obtain a pseudoazeotropic mixture which is useful as an alternative to a chlorofluorocarbon or chlorofluorohydrocarbon in refrigeration systems and air conditioning systems and does not affect environment by incorporating a specified compd., such as difluoromethane.  
     SOLUTION: This pseudoazeotropic mixture contains at least one compd. selected from the group consisting of difluoromethane, pentafluorodimethyl ether, 1,1,1,2- or 1,1,2,2-tetrafluoroethane, 1,1,1-trifluoroethane, 1,1-difluoroethane, fluoroethane, 1,1,1,2,3,3,3- or 1,1,1,2,2,3,3-heptafluoropropane, and 1,1,1,2,2- pentafluoropropane. 
     COPYRIGHT: (C)1996,JPO
Patent JP-S61255091-A (JP)
Inventor: YAMADA TADAHARU
IPC: H01L21/60
Filed: 1985-05-08
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-H06287734-A (JP)
Title: Production of galvanized cr-containing steel sheet
Inventor: KOGA SHINICHI
IPC: C23C2/02
Filed: 1993-03-31
Abstract: PURPOSE:To produce a galvanized Cr-contg. steel sheet excellent in plating adhesion by heating a steel sheet contg. a specified amt. of Cr in an atmosphere having a specified oxygen concn. to oxidize its surface before reducing treatment. CONSTITUTION:A steel contg. >=0.2% Cr us reduced in a hydrogen-contg. reducing gas and is subjected to the galvanizing of Zn or a Zn-Al alloy to produce a galvanized steel sheet. At this time, the steel sheet is heated in the temp. range of about 500 to 700 deg.C for about 1 to 3sec in an atmosphere having 5 to 30% oxygen concn. and is oxidized before the reduction by the reducing gas. In this way, the galvanized Cr contg. steel sheet excellent in plating adhesion can be obtd.
Patent JP-H06260070-A (JP)
Title: Electromagnetic relay
Inventor: KITAMURA TSUNEHIRO
IPC: H01H9/38
Filed: 1991-04-26
Abstract: PURPOSE:To provide an electromagnetic relay capable of increasing the contact time difference between arc contacts and low-resistance contacts, capable of prolonging the contact life, and not enlarged so much. CONSTITUTION:When the first and second moving members 17, 18 are attracted to the opposite piece 12a of a yoke 10, both moving members 17, 18 are integrally operated until the first moving member 17 faces the first contact section 12c, and arc contacts 3, 7 are brought into contact. After the first moving member 17 is brought into contact with the first contact section 12c, only the second moving member 18 is operated until it is brought into contact with the second contact section 12d, and low-resistance contacts 4, 9 are brought into contact.
Patent JP-H06286528-A (JP)
Title: Carrying case for vehicle
Inventor: TOTANI TSUTOMU
IPC: B60R9/04
Filed: 1993-03-30
Abstract: PURPOSE:To provide a carrying case for a vehicle, which requires little space for storage when no used, and which is easily attached and detached. CONSTITUTION:A carrying case 20 for a vehicle is loaded on the roof of a car body to store baggage. A plate material 34 having rigidity is provided on the inside of the bottom surface of a case main body 21 made of waterproof cloth material, so that the plate material 34 is freely taken out of the case main body 21. A holding bar 22 is fixed to the plate material 34 attachable to and detachable from the outside of the bottom surface of the case main body 21 so that the holding bar 22 is extended along the both sides of the bottom surface of the case main body 21.