baber/WOPTO huggingface dataset:
Patent JP-H0810775-A (JP)
Title: Treatment of waste water containing hexafluorophosphate ion
Inventor: HASHIMOTO TSUGUO
IPC: C02F1/58
Filed: 1994-07-04
Abstract: PURPOSE:To develop the treatment with which the ions in waste water contg. hexafluorophosphate ions can completely be decomposed to enable the defluorination of the waste water. CONSTITUTION:This treatment consists of three stages as shown below. The first stage comprises: (1) adjusting the pH of waste water contg. hexafluorophosphate ions to <=1; then (2) adding calcium chloride to this waste water in an amount to provide a Ca/2F ratio of 1 to 3; and thereafter (3) allowing the resulting waste water to react under conditions of >=70 deg.C reaction temp. and >=1hr reaction time to decompose the hexafluorophsphate ions into fluorooxyphosphate ions. The second stage comprises (4) adding calcium hydroxide to the solution obtained in the first stage after stopping the heating of the solution to adjust the pH of the resulting solution to >=7 and decomposing the fluorooxyphosphate ions into calcium fluoride and calcium phosphate to fix the fluorine. The final stage comprises (5) adjusting the pH of the solution after completing the second stage to 6 to 8.
Patent JP-H0925543-A (JP)
Title: Nitriding steel sheet excellent in formability and its press formed body
Inventor: NISHIWAKI TAKESHI
IPC: C22C38/00
Filed: 1995-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a nitriding steel sheet combining wear resistance, fatigue resisting strength, and seizure resistance, used for tools, parts for machine structural use, and automobile parts, and excellent in press formability and also to provide a press formed body excellent in workability and wear resistance. SOLUTION: This steel sheet is a nitriding steel sheet excellent in formability, having a composition consisting of, by weight ratio, 0.010-0.080% C, <=1.00% Si, <=3.00% Mn, <=0.150% P, >0.150-5.00% Cr, >0.060-2.00% Al, further either or both of 0.010 to <4×C% Ti and 0.010-1.00% V, and the balance iron with inevitable impurities. Further, this press formed body is composed of the steel sheet and has a hard nitride layer at least on one side.
Patent JP-S5878095-A (JP)
Title: Heat exchanger
Inventor: TOKUNAGA NAOSUKE
IPC: F28F9/02
Filed: 1981-11-02
Abstract: PURPOSE:To improve sealing property of internal fluid, in the heat exchanger wherein a plurality of paths are formed in a channel cover, by constituting the inner wall of the cover so that a single fluid path is formed. CONSTITUTION:In the channel cover 1, box shaped first and second fluid paths 21 and 22 are formed by a separating plate 20. A third fluid path 23 is formed between the seperating plate 20 and the inner wall of the cover 1. A fluid inlet port 4 and the first fluid path 21 is connected by a pipe 24, and a second fluid path 22 and a fluid outlet port 10 connected by a pipe 25. In this constitution, the fluid A flows into a path 23 through the inlet port 4, the path 21, and a small pipe 6. At this time the inner wall of the cover 1 is contacted with only the fluid A. Then the fluid is discharged from the outlet port 10 through a small pipe 8, the path 22, and the pipe 25. In this constitution, the temperature of the inner wall of the cover 1 becomes uniform and the thermal expansion is equalized. Therefore distortion can be prevented and the sealing property can be improved.
Patent JP-S6234697-A (JP)
Title: Flux cored wide for welding
Inventor: TAKEUCHI HIROKIMI
IPC: B23K35/368
Filed: 1985-08-09
Abstract: PURPOSE:To improve the quality of a weld zone and deposited metal and welding workability by packing a flux for welding consisting of a specifically composed oxide, iron and metal except iron into a metallic pipe. CONSTITUTION:The flux cored wire for welding having no seams on the surface is obtd. by packing the flux for welding into the metallic pipe consisting of a carbon steel, low alloy steel, etc. or forming a metallic strip and packing the flux for welding into the formed pipe, then joining both ends in the transverse direction of the metallic strip by welding, brazing, etc. The above- mentioned flux for welding is composed of 30.0wt% <= oxide <= 75.0%, >=17.0% metal except iron, >=8.0% iron in the iron powder + ferro alloy and the packing rate in the total weight of the wire is made 10.0-25.0%. The wire surface is not subjected to a metal coating treatment. The above-mentioned oxide which contains TiO2 as the essential component and contains >=1 kinds among ZrO2, SiO2, MnO, Al2O3, CaO, Na2O, K2O, B2O3 and Fe2O3 is preferable. The above- mentioned metal except the iron which contains Mn and Si as the essential component is preferable.
Patent JP-S6068730-A (JP)
Title: Signal transmitter
Inventor: SHIMIZU SHINKICHI
IPC: H04B1/00
Filed: 1983-09-26
Abstract: PURPOSE:To suppress the frequency change due to temperature change without using AFC by using vibrators coincident with the temperature characteristic to the transmission side and reception side. CONSTITUTION:The vibrator having a temperature characteristic coincident with the temperature characteristic of the vibrator used for the oscillation of a transmitter is used as the vibrator inserted to a local oscillator of a receiver. It is preferable to use an LiTaO3 vibrator whose frequency change width is large especially for both the transmitter and the receiver. Thus, it is possible to suppress the frequency change due to temperature change without using any AFC.
Patent JP-2001001952-A (JP)
Title: Floor reinforcing device for vehicle
Inventor: DEMOTO MASANORI
IPC: B62D25/20
Filed: 1999-06-23
Abstract: PROBLEM TO BE SOLVED: To increase a rigidity of a floor without sacrificing maintainability of an engine requiring a large opening at the center of the floor for engine maintenance for a truck with a non-tilt cab, or a bus with an engine installed at rear, and to secure a mount point for a seat belt anchor for a case with a wide area provided at the rear of a seat. SOLUTION: A floor panel 3 is fixed to main still provided in a lengthwise direction of a vehicle, and a large opening 3b is formed at a center 3a of the floor panel 3 between left and right seats 5 fixed on the floor panel 3, thereby allowing a long distance to a cross member 6 to the rear of the seats 5. At least a pair of brackets 11 are fixed on a bottom side of the floor panel 3 along the main sill and the floor panel 3. The opposing brackets 11 are connected with one or more cross members 13, the cross members 13 are detachably constituted, and seat belt anchors 12 for the left and right seats 5 are mounted on the bracket 11.
Patent JP-H0228261-A (JP)
Title: Resin composition for optical forming
Inventor: OKAWA KAZUO
IPC: C08L101/00
Filed: 1988-07-15
Abstract: PURPOSE:To provide the title composition sensitive to and curable by energy rays, suitable for optically forming system, comprising a cationically polymerizable organic substance, cationic polymerization initiator, radically polymerizable organic substance and radical polymerization initiator. CONSTITUTION:The objective composition comprising (A) a cationically polymerizable organic substance curable by energy rays (pref. an alicyclic epoxy resin having in one molecule two or more epoxy groups), (B) an energy ray- sensitive cationic polymerization initiator (pref. a compound having in one molecule three or more unsaturated double bonds), (C) an energy ray-curable radically polymerizable organic substance, and (D) an energy ray-sensitive radical polymerization initiator.
Patent JP-S6070192-A (JP)
Title: Method and installation for electrolyzing sea water or aqueous salt solution
Inventor: NAKAMURA SHIGEOKI
IPC: C25B9/00
Filed: 1983-09-26
Abstract: PURPOSE:To enable stable production of NaClO water having high concn. in the stage of electrolyzing sea water and salt water by providing a gas vent tank and a separator tank in the mid-way of plural electrolytic cells and attaching degassing valves having a specific construction thereto. CONSTITUTION:A gas vent tank G and a separator S provided with degassing valves in the mid-way of an electrolytic cell array are disposed in the stage of disposing plural electrolytic cells EC for sea water or salt water in series and producing NaClO by DC electrolysis. Float type valves are used for the valves V and are opened and closed by the ascending and descending of the electrolyte contg. the gaseous H2 generated by the electrolysis as foam. The diameter d(cm) of the discharge port thereof is set at the value expressed by the equation ( I ) and the electrolytic cell pressure for drawing the NaClO soln. having a high concn. is set at <=(0.1-10)kg/cm<2>G in the value expressed by the equation (II). There is no increase in the electric resistance of the electrolyte owing to the presence of foamy H2 and the electrolytic operation is continued with the stable voltage.
Patent JP-H115853-A (JP)
Title: Polyvinyl chloride film for ultraviolet-hardening type ink
Inventor: IIDA AKIRA
IPC: C09D11/00
Filed: 1997-06-16
Abstract: PROBLEM TO BE SOLVED: To obtain a polyvinyl chloride film with excellent adhesion to an ultraviolet hardening-type ink. SOLUTION: This polyvinyl chloride film is the polyvinyl chloride film used for printing a ultraviolet hardening-type ink and obtained by blending 0.4-1.5 pts.wt. metal salt of a fatty acid having a 9-17C linear and saturated alkyl group with 100 pts.wt. polyvinyl chloride.
Patent JP-H0838641-A (JP)
Title: Sprinkler piping
Inventor: MIIKE TAKAHIRO
IPC: A62C35/68
Filed: 1994-07-28
Abstract: PURPOSE:To provide a sprinkler piping designed in such a manner that sizing of the positions to mount sprinkler heads to a ceiling surface and fixing of the sprinkler heads are easily and securely executed. CONSTITUTION:This sprinkler piping has sprinkler head mounting pipes 1 which are connected with flexible pipes 1b at one-side ends and the sprinkler heads 4 at the other-side ends, respectively and are provided with circumferential grooves 2 on the outside surfaces, fixing materials 23 which intersect approximately orthogonally with these sprinkler head mounting pipes 1 and fixtures 5 which are formed to a U shape to elastically tighten and hold the sprinkler head mounting pipes 1 and to engage with the grooves at one-side ends, are provided with pawl parts to elastically clamp the front surfaces or rear surfaces of the fixing materials 23 by enclosing the front surfaces or rear surfaces on the other-side ends and are formed of steel wires over the entire part.
Patent JP-H0521521-A (JP)
Title: Liquid crystal panel
Inventor: NISHII TOSHIHIRO
IPC: H01L21/60
Filed: 1991-07-17
Abstract: PURPOSE:To improve the mounting yield and reliability of a liquid crystal panel formed by mounting IC chips on a glass substrate with a conductive bonding agent by preventing the spreading of the bonding agent. CONSTITUTION:The spreading of a conductive bonding agent 3 is controlled by respectively providing electrode frames to electrode terminals 2 formed on a glass substrate 1 and forming level differences on the terminals 2 by expanding an insulating film on the substrate 1 onto the terminals.
Patent JP-S5878092-A (JP)
Title: Bath device
Inventor: ISHIZUKA SHIYUUJI
IPC: F28D7/06
Filed: 1981-11-04
Abstract: PURPOSE:To improve thermal efficiency and to make the device compact, by communicating a heat exchange drum, wherein a warm water circulating heat exchanger is build in and upper and lower surfaces are formed in upper and lower protruded taper shapes, by upper and lower connecting joints, and arranging the drum in a bath tub. CONSTITUTION:The bath tub and the heat exchange drum 8 are filled up with water. Then warm water is supplied into the heat exchanger 2 from a connecting port 3 and taken out of a connecting port 4. In this way, the water in the heat exchange drum 8 is heated by the heat exchanger 2 and natural convetion is generated. The water is circulated in the bath tub through upper and lower connecting joints 6 and 7. Since the upper and lower surfaces of the drum 8 are formed in the protruded taper shapes with respect to the connecting joints 6 and 7, respectively, the convection smoothly enters the joints 6 and 7 and the convection is improved. In this way, the thermal efficiency is impoved and the device is made compact.
Patent JP-S6069118-A (JP)
Title: Production of urethane-modified polyisocyanurate foam
Inventor: KAMEMURA ICHIROU
IPC: C08G18/42
Filed: 1983-09-27
Abstract: PURPOSE:To produce the titled foam excellent in adhesion to a base, by reacting a specified polyol mixture with an excess polyisocyanate compound. CONSTITUTION:A polyol mixture is obtained by mixing 25-95wt% polyester or polyether aromatic polyol containing 10-60wt% aromatic polycarboxylic acid residue and/or polyhydric phenol residue and having an average hydroxyl value of about 100-500 with 75-5wt% di- or trihydric oxyalkylene polyol having a hydroxyl value of about 50-1,100. 100pts.wt. polyisocyanate compound is mixed with 5-75pts.wt. above polyol mixture, 0.01-5pts.wt. isocyanate trimerization catalyst, 5-50pts.wt. blowing agent and, optionally, a foam stabilizer, filler, stabilizer, etc., and the mixture is reacted.
Patent JP-H0731662-A (JP)
Title: Finger disinfection tool
Inventor: SARAYA ICHIRO
IPC: A61L2/18
Filed: 1993-07-16
Abstract: PURPOSE:To prevent a disinfectant son. from infiltrating into a motor and to make noise low by making a pressure pump which sends under pressure the disinfectant soln. from a disinfection soln. storing tank to a jetting nozzle and jets the soln. to be a side positioning type and fixing this pressure pump on the bottom of the storing tank through an elastic means. CONSTITUTION:A disinfectant soln. storing tank with a rectangular box-shaped top opening is arranged in an upper space of a casing 13 and a disinfectant soln. cartridge 15 is stored freely exchangably in the tank. In addition, a disinfectant soln. injecting part jetting the disinfectant soln. to hand fingers is formed in the lower space of the casing 13 and the disinfectant soln. in the disinfectant soln. storing tank 14 sucked through a pipe 8 is fed into the in jecting part 17 by the action of a pressure pump 34. In this case, the pressure pump is made into a side positioning type structure and the disinfectant soln. flowing down into an impeller casing of the pressure pump 34 from an outlet 25 of the disinfectant soln. of the tank 14 is prevented from penetrating into the inside through a sealing seal 36a of a motor 36. In addition, the pressure pump 34 is fixed on the bottom of the storing tank 14 through a thick elastic cylindrical body 36b.
Patent JP-H0737898-A (JP)
Title: Semiconductor device and its manufacture method
Inventor: ONISHI HIROAKI
IPC: H01L29/737
Filed: 1993-07-19
Abstract: PURPOSE:To form a hetero-guard ring with better controllability with wider band gaps of a guard ring layer and an emitter layer than that of a base layer, and by higher etching rate of the emitter layer than that of the guard ring layer at the specified etching condition. CONSTITUTION:A hetero-junction bipolar transistor has a collector layer 5, a base layer 4, a guard ring layer 33 and an emitter layer 32 that is with patterning at the specified region formed sequentially on a semiconductor layer. The band gaps of the guard ring layer 33 and the emitter layer 32 is wider than that of the base layer 4 and the etching rate of the emitter layer 32 is higher than that of the guard ring layer 33 in a specified etching condition. Then thickness of the hetero-guard ring layer is formed with better controllability at the precision of growth of the crystal and decrease of current gain is suppressed.
Patent JP-H0935367-A (JP)
Title: Belt for pulley
Inventor: KOSEKI SHUJI
IPC: G11B15/26
Filed: 1995-07-13
Abstract: PROBLEM TO BE SOLVED: To suppress a relaxation phenomenon in the part becoming an outer peripheral side by making a distance of a contact range of a V groove pulley to an inner wall part of a V groove in the radial direction of the V groove pulley a half or above of a whole thickness in the direction. SOLUTION: In this belt for the pulley, the distance of the contact range of the V groove pulley to the inner wall part 102 of the V groove in the radial direction of the V groove pulley is made a half or above of the whole thickness in the direction shown by the arrow A. Then, the belt for the pulley is bent in circular arc along peripheral surfaces of respective pulleys 101, 104. However, in the belt for the pulley, since the distance of the contact range to the inner wall part 102 of the V groove in the radial direction of the V groove pulley is made a half or above of the whole thickness in the direction, the matter that an expansion amount of a planar surface part 1 becomes remarkably larger than the expansion amount of the inner peripheral side part abutted on respective pulleys 101, 104 is eliminated, and the relaxation phenomenon in the planar surface part 1 hardly occurs.
Patent JP-2001008130-A (JP)
Title: Controller for head mounted video display device
Inventor: SUGIMOTO HISAYA
IPC: H04N5/44
Filed: 1999-06-23
Abstract: PROBLEM TO BE SOLVED: To obtain a controller for a head mounted video display device capable of suppressing power consumption and enabling a user to observe images of stable luminance. SOLUTION: The head mounted video display device is provided with a backlight emitting circuit 52 for boosting power supply voltage and supplying boosted voltage to a backlight 48 for illuminating an LCD 47, a video signal detection part 42 for detecting the existence of an inputted video signal, a power supply control part 49 supplying power supply voltage to the circuit 52 when a video signal exists or interrupting the supply of the power supply voltage when there is no video signal, and an emitting pulse adjusting part 51 for outputting a pulse of narrow width when the power supply voltage supplied from the control part 49 is high or outputting a pulse of wide width when the voltage is low. The circuit 52 supplies approximately fixed voltage to the backlight 48 by reducing boosting width when the pulse width is narrow or increasing the boosting width when the pulse width is wide.
Patent JP-H0842086-A (JP)
Title: Supporting structure of eaves trough
Inventor: OGAWA NOBUYUKI
IPC: E04D13/072
Filed: 1994-07-29
Abstract: PURPOSE:To prevent an eaves trough from slipping off an eaves trough supporter. CONSTITUTION:In a supporting structure of an eaves trough comprising an eaves trough 7 provided with a front ear 74 provided on the upper end of a front wall 71 of an eaves channel so as to extend inward and an eaves trough supporter 8 provided with a bridging piece 1 which is placed between the front and rear of the trough 7 to support the trough 7, a front ear engaging piece 75 which extends from the lower end, at the rear, of the ear 74 and has a forwardly protruding return rib 76 at the forward end of the piece 75 is provided, and a recessed strip fitting port 78, opening downward, is provided at the lower part of the ear 74. On the other hand, a front ear engaging piece 11 provided with a press rib 14, which rises up into engagement with the port 78 and the forward end of which protrudes rearward so as to be engaged with the rib 76 of the piece 75, is provided at the forward end of the bridging piece 1.
Patent JP-H0226434-A (JP)
Title: Additional service system for switching system
Inventor: KODAMA YOSHIFUMI
Filed: 1988-07-15
Abstract: PURPOSE:To decrease the program quantity of a switching control program for realizing an additional service function and to shorten a program developing period by subdividing a switching control function, defining and coding them as control elements. CONSTITUTION:A line switching or packet switching switch 1 switches line switching or packet switching data and outputs them to an output line 5 based on a control signal from a controller 2. The controller 2 connects with a control code accumulator 3 in which control codes necessary for control are accumulated, reads the necessary control code at each time of a control action and controls the line switching or packet switching switch 1. Here, the switching control function is subdivided and they are defined and coded as the control elements. Thus, the program quantity of the switching control program for realizing the additional service function is decreased and thus, the program developing period can be shortened.
Patent JP-H0923772-A (JP)
Title: Lifting apparatus for cultivation bed
Inventor: YONEMORI SHIGEYASU
IPC: A01G9/00
Filed: 1995-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a lifting apparatus for a cultivation bed effective for realizing the work at a low position suiting for a physically handicapped person, eliminate an excessive load in work and having improved work safety by using plural stages of lifting shelves 20 capable of holding culture beds and connecting the shelves with each other through a chain, etc. SOLUTION: Liftable shelves 20 stacked in plural stages and capable of holding culture beds 30 are successively connected through a chain 40 and at least four corners of the liftable shelf 20 are positioned along guide pipes 11 of an angle 10 for holding the shelves. The top shelf 20 is suspended with a chain block 50 which is driven by an operation chain 60. Preferably, chain blocks 50 and operation chains 60 are placed at the right and left of the shelf- holding angle 10 and the blocks are synchronously movable by the operation of either one of the operation chains 60.
Patent JP-S6334025-A (JP)
Title: Hole processing method for eyeless needle
Inventor: MATSUTANI KANJI
IPC: B23H9/14
Filed: 1986-07-30
Abstract: PURPOSE:To perform high-precise processing of a needle hole and to effect high-efficient discharge processing, by a method wherein discharge processing is effected by using an insulating guide into which the base end part of a needle material and the tip part of an electrode can be concentrically inserted from positions situated facing each other. CONSTITUTION:A needle material 2 held by a needle holder 6 is positioned below a guide 1 nipped by a chuck 7, the guide 2 is lowered to insert the base end of the needle material 2 into a guide hole 3. Thereafter, a tubular electrode 4 is lowered toward the guide 1 as it is rotated, the tip part of the electrode 4 is inserted into a guide hole 5, and the electrode 4 is brought into a state in that it is positioned adjacent to the base end surface of the needle material 2. Subsequently, by applying discharge processing on the needle material 2 in a state that a processing solution flows, high-precise boring processing can be easily effected with high efficiency. further, an eccentric tubular electrode may be rotated and used as the electrode 4 to prevent production of an unprocessed part.
Patent JP-H1026210-A (JP)
Title: Transmission of self-traveling type work machine
Inventor: OKANISHI TOSHIAKI
IPC: F16H57/031
Filed: 1996-07-08
Abstract: PROBLEM TO BE SOLVED: To eliminate the overhanging of an HST type transmission on its side and facilitate the arrangement of a link, a wire, or the like by forming a recessed part which is recessed inward on a mission case on a side wall of a half part of the case on one side which constitutes the mission case and mounting a lid body to close the recessed part and provide an HST storage part. SOLUTION: A mission case 5 in a management machine on which a rotary type cultivating device is mounted consists of a left case half part 5L and a right case half part 5R which can be separated and joined on a rectangular plan for a shaft core of an axle and are in the shape in which they are split into two on the right and left. A recessed part 5a which is recessed inward of the case is formed on an upper side of a side wall of the right case half part 5R, and an open end face of the recessed part 5a is closed by a lid body 33. A section between a support part 5b of the recessed part 5a and the lid body 33 is used as an HST storage part to store an HST type transmission. That is, a hydraulic pump P which receives engine power and a hydraulic motor M which receives pressure oil from the hydraulic pump P and drives the axle are stored in the HST storage part.