baber/WOPTO huggingface dataset:
Patent JP-H08269577-A (JP)
Title: Method for suppressing in-furnace rubbing flaw of stainless steel strip in vertical type bright annealing furnace
Inventor: KANO HIROTAKA
IPC: C21D9/56
Filed: 1995-03-30
Abstract: PURPOSE: To provide a method for preventing the deformation of a stainless steel strip in a vertical type bright annealing furnace and suppressing the generating of rubbing flaws by contact with furnace walls. CONSTITUTION: The inlet side shape λ (x) of the stainless steel strip S, the average tension σi (y) applied in the height direction y of the vertical type bright annealing furnace 10 and the height direction perpendicular stress σy ,ih (x, y) calculated in accordance with the measured value or estimated value T (x, y) of the temp. distribution in the height direction y and width direction x are confined within the conditions saticfy the flowing equation with respect to the arbitrary height direction position y and the arbitrary width direction position x: σy ,ih (x, y)-E T(x, y)}.λ(x)+'i (y)>=0, where E T(x, y)}: the Young's modulus of the stainless steel strip at the temp. T, thereby, the deformation of the stainless steel strip is suppressed and the in-furnace rubbing flaws are suppressed.
Patent JP-H09264650-A (JP)
Title: Refrigerator
Inventor: TSUTSUMI MASATO
IPC: F25D21/04
Filed: 1996-03-28
Abstract: PROBLEM TO BE SOLVED: To prevent condensation in each compartment in association with the action of a cooler and restrain temperature in a refrigerator from rising by a method wherein a cooler for refrigerating compartment and a cooler for freezing compartment are separately provided and passages are provided in parallel to allow refrigerant to flow through both the coolers, and a common condenser is provided for both the coolers. SOLUTION: A refrigerant compressor 12, a defrosting water evaporating pipe 16, and a condenser 14 are provided in a common passage, and two passages are branched from the common passage at the condenser 14 and one of the passages leads through a refrigerating compartment condensation prevention condenser pipe 18, capillary tube 24, refrigerating compartment cooler 20, and check valve 26 to the compressor 12, while the other passage leads through a freezing compartment condensation prevention condenser pipe 28, capillary tube 34, freezing compartment cooler 30, and check valve 36 to the compressor 12. And the pipe 18 is disposed along the peripheries of the front parts of a freezing compartment and a vegetable compartment. As a result, when, for example, the cooler 20 is actuated, the pipe 18 only is heated to prevent condensation in necessary compartments.
Patent JP-S60217646-A (JP)
Title: Manufacture of bump electrode type semiconductor device
Inventor: KIMIJIMA SUSUMU
IPC: H01L25/04
Filed: 1984-04-13
Abstract: PURPOSE:To enable to obtain a bump electrode structure of excellent reliability by a method wherein, after an In bump electrode has been formed, an etching is performed successively for a short period on the base metal film consisting of a Ti/Cu laminated film using a weak acid etchant. CONSTITUTION:A base metal film 26, whereon a Ti film 261 and a Cu film 262 are vapor-deposited successively on the whole surface, is formed. A photoresist 27 is formed by patterning, Cu layer 28, 28a, 28b,... are formed by performing a selective plating method, and then In layers 29, 29a, 29b,... are formed. Said Cu layer 28 is formed as follows: A substrate is dipped into the Cu plating liquid of a copper sulfate bath, for example. Firstly, the surface of the substrate is cleaned by performing a reverse plating for several seconds using the Cu film 262 of the base metal film 26 as an electrode, and then a normal Cu-plating is performed at the prescribed current value applying a current for several tens of minutes. Then, the photoresist 27 is removed, the unnecessary base metal film 26 is removed successively by etching using a weak acid etchant and also using the bump electrode having the In layer 29 laminated on the Cu layer 28, leaving the base metal film located directly below the bump electrode.
Patent JP-S52156922-A (JP)
Title: Killing of weeds in lawn
Inventor: IORI SHINICHI
IPC: A01N33/06
Filed: 1976-06-23
Abstract: PURPOSE: To kill the weeds in lawn selectively without damaging the lawn, by applying specific dinitroanilin herbicides. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S57191249-A (JP)
Title: Manufacturing of optical fiber
Inventor: MATSUDA HIROO
IPC: C03B37/12
Filed: 1981-05-19
Abstract: PURPOSE: To form a metal layer having an arbitrary thickness to the surface of an optical fiber, at a low cost, by applying a volatile dispersion containing fine  metal powder to the surface of the optical fiber immediately after spinning, and  heating the optical fiber to evaporate the volatile solvent and to sinter or melt  the fine metal powder.  
     CONSTITUTION: The optical fiber perform 11 is spun in the spinning furnace 13 to the optical fiber having desired diameter, and passed through the metal-film coating die 15 placed just below the spinning furnace 13 and containing a volatile dispersion of fine metal powder having a diameter of about 1μ, e.g. an ethyl  alcohol dispersion 14. The optical fiber 12 is coated with the alcohol dispersion  containing the metal powder during the passage through the die. The fiber 12 is  subsequently passed through the metal coating furnace 16, in which the alcohol  is evaporated and the fine metal powder is sintered or molten to form the  metal layer to the surface of the optical fiber 12. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S58192842-A (JP)
Title: Polyprenyl compound
Inventor: SUZUKI SHIGEAKI
IPC: C07C27/00
Filed: 1982-04-30
Abstract: NEW MATERIAL:A polyprenyl compound expressed by formula I [formula II is the trans-type isoprene unit; formula III is the cis-type isoprene unit; n is an integer 11-19; Z is -CH2OH, -CHO or -CO2R (R is H or lower alkyl)]. USE:A raw material for medicines and cosmetics, particularly a synthetic intermediate for mammalian dolichol. PROCESS:A polyprenyl halide expressed by formula IV (X is halogen) is present preferably in a solvent in the presence of a basic compound, e.g. n-butyl lithium, with a coordination compound, e.g. N,N, N',N'-tetramethylethylenediamine, and then isopentenyl alcohol expressed by formula V is reacted therewith at -70- +20 deg.C to give the aimed compound expressed by formula I .
Patent JP-H02255486-A (JP)
Title: Door control device of elevator
Inventor: HIRABAYASHI TERUMI
IPC: B66B5/02
Filed: 1989-03-27
Abstract: PURPOSE:To enhance the safety of running by increasing a door open stopping force in an engagement zone of a cage door with a platform door, decreasing the force in a non-engagement zone, controlling the door to open again when the door is not completely closed, and moving a cage to the nearest floor when the cage starts running while the door is not completely closed. CONSTITUTION:There are provided a cage door close completion detecting switch 29 as cage door close detecting means for detecting that a cage door is closed, a pulse count unit 31a as cage door position detecting means for detecting the position of a cage door and totally close detecting means to which signals output from both means are input to detect that the cage door is not completely closed. When the totally close detecting means detects that the door is totally closed, the door open stopping force is increased, in the case of forcibly opening the cage door during running in a non-engagement zone of a platform door, with the cage door incompletely closed, the door open stopping force is decreased, in the case where the cage door is not completely closed, the door is again opened, and in case of starting running, with the cage door incompletely closed, the cage is forced to run to the nearest floor.
Patent JP-H04297430-A (JP)
Title: Polyphenyl derivative and production thereof
Inventor: HIRONAKA YOSHIO
IPC: C07C41/30
Filed: 1991-03-15
Abstract: PURPOSE:To provide a polyphenyl derivative useful for organic electric field- light emitting elements having high brightness, high efficiency, excellent thin film formability, excellent transparency, low driving voltage and long life. CONSTITUTION:A compound of formula I [Ar, X are arylene, 1-6C alkyl- substituted arylene; R<1>, R<2> are 1-6C alkyl, or R<1>, R<2> may combine with each other to form 1-6C alkylene; Q is CH2, C(CH3)2, O; m is 1, 2; n is 1, 2], e.g. 4,4'-bis(3,5-dimethoxyphenyl)bisphenyl ether. The compound of formula I is obtained by reacting a Grignard reagent of compound II with a diarylene compound of formula III. In an organic electric field-light emitting element having an organic semi-conductor region and an organic insulating region nipped with electrodes, the above-mentioned polyphenyl derivative is suitable as an organic electron-barrier region constituting the organic insulating resion.
Patent JP-H03277458-A (JP)
Title: Automatic lens edgeer
Inventor: MATSUYAMA YOSHINORI
IPC: B24B9/14
Filed: 1990-03-23
Abstract: PURPOSE:To enable the chamfering of angular parts corresponding to spectacle lens in various shapes by holding a relay member, oscillated together with a rotary member, at the other end of this rotary member with one end thereof rotatably supported at a base part, and supporting a grinding member at one end of the relay member. CONSTITUTION:An arm (a relay member) 106 is rotatably held at a rotating/ supporting shaft 102, and a chamfering wheel driving motor 107 is fitted at one end of the arm 106. The other end of this arm 106 is bent at a right angle, and the wheel spindle 114 of a chamfering wheel part 110 is rotatably held at this other end. When force over the fixed value is applied to a chamfering wheel 111 because of a lense measuring error, a V machining error, or the like, the arm 106 is rotated in the direction of separating the chamfering wheel 111 from the lens. When this machining pressure is insufficient, however, the arm 106 is rotated in the direction of moving the chamfering wheel 111 toward the lens. Constant chamfering can be thereby performed continually.
Patent JP-H07256562-A (JP)
Title: Screw mounting/demounting socket having drop-off preventing function and screwdriver having screw drop-off preventing function
Inventor: TAKASAKI MITSUHIRO
IPC: B25B13/54
Filed: 1994-03-19
Abstract: PURPOSE:To surely fitting-hold a variety of screws by engaging each opposed piece having the bulging-out bent part for a spring with a pair of spring engagement grooves on a fitting hole opposed inside wall and projecting the opposed bulging-out bent part of each opposed piece from the opposed inside wall of the fitting hole. CONSTITUTION:When the screw head 8 of a screw 7 is fitted into a fitting hole 2 on a socket body 1, the top end of a fitted shaft 4 is fitted into a hole 9 on the top end surface of the screw head 8. At the same time, the screw head 8 is nipped by the opposed dog leg-shaped bulging-out bent parts 6a and 6c of a spring 6 which is fitted in a spring engagement groove 5 on the opposed inside wall of the fitting hole 2, and a screw 7 is held in the fitted state in the fitting hole 2. Then, an operating lever is fitted with an operating lever connecting projection 3 at the rear end part, and revolved manually or by an automatic assembly device, and the screw 7 is surely tightened, loosened, or demounted through the screw shaft 4.
Patent JP-S63238320-A (JP)
Title: Kitchen refuse disposing device
Inventor: NAKAGAWA JINZO
IPC: F23G5/50
Filed: 1987-03-27
Abstract: PURPOSE:To allow the user of the device to confirm that no dangerous material is mixed in kitchen refuses and to attract the attention of the user to remove the dangerous matter when it is mixed in the kitchen refuses by providing switching means acting in accordance with charging of kitchen refuses, and voice synthesizer for generating an aural signal of an item to be cautioned at the time of charging kitchen refuses in accordance with the ON/OFF action of the switching means. CONSTITUTION:When a user opens, as shown by an arrow, a lid 17 for the purpose of charging kitchen refuses into a kitchen refuse collection cylinder 6 of the device, a microswitch 28 is pressed by the other end of the lid 17 and turned on. A voice synthesizer 29 acts to generate an aural signal with respect to the stored item to be cautioned, for example, 'Don't put any dangerous material in it !' thereby to draw the attention of the user to prevent the mixing of the dangerous material in the kitchen refuses by the voices from an alarm 30. By these procedures, it is possible to allow the user to confirm that no dangerous material is mixed in the kitchen refuses before the user discards the kitchen refuses into the device so that when the dangerous material is contained therein, it is removed beforehand.
Patent JP-H05284753-A (JP)
Title: Inverter
IPC: H02M3/155
Filed: 1992-03-31
Abstract: PURPOSE:To provide an inverter in which a response to an abrupt load change is significantly improved and a stabler operation is assured. CONSTITUTION:A current variation component of an output of an inverter is rapidly detected under a voltage control of a chopper 5 through a current transformer 15 for an instrument, a current detector 16 and a variation component detector 17, added to a chopper controller 12 by an open loop adder 18, and a variation in a voltage for a load variation can be rapidly corrected. Since energy of an output voltage of the chopper 5 or an inverter 8 is regenerated to an input side of the chopper 5 through a resistor 20 and a regenerative main circuit 19 since the circuit 19 is controlled to be turned ON by a regenerative controller 22 if a value detected by a DC voltage detector 21 is raised to an allowable value or more.
Patent JP-S58193853-A (JP)
Title: Tape feeder
Inventor: HIMURA YOSHIMASA
IPC: B65H20/20
Filed: 1982-04-30
Abstract: PURPOSE:To enable to respond to the change of products in a tape feeder for conveying semiconductors or other parts by fitting and releasing several guide rolls and ratchets for supporting tapes thereon on a several-tape driving roller shaft which is combined optionally. CONSTITUTION:On a roller shaft 9 to drive several tapes 1a, 1b... to convey parts 3 such as semiconductors, resistances, and others fitted in their recessed parts 2, for example, a guide roll 12a and a feed ratchet 13a corresponding to the tape for conveying a resistor and a guide roll 12b and a feed ratchet 13b corresponding to the tape for conveying a transistor are properly selected and combined to be fixed by a stopper plate 17 with their bosses 15 fitted in a key groove 16. This construction permits to drive corresponding tapes corresponding to parts which are changed frequently in response to the products to be manufactured.
Patent JP-S62233468-A (JP)
Title: Fuel cleaning device
Inventor: MURATA YASUO
IPC: F23K5/00
Filed: 1986-04-01
Abstract: PURPOSE:To reform a fuel to be supplied to an engine or the like and thereby improve the combustion efficiency, by inserting a conductor of a coiled shape or the like enclosed by an electric insulator into a tank for storing the fuel, and applying a low-frequency AC voltage signal to the conductor. CONSTITUTION:An operating rod 11 to be inserted into a fuel is constituted of an elongate rod-like conductor 12 and an insulator pipe 13 enclosing the conductor 12. The conductor 12 is formed, for example, by bundling a plurality of phosphor bronze wires 121 and winding a coiled litz wire 122 around the bundle of the wires 121. The conductor 12 is connected through a lead wire 14 to a high-voltage AC signal generating device 15. The operating rod 11 as constructed above is inserted into an automotive gasoline tank 16, for example. The tank 16 is formed of a conductive material, and is grounded. Then, a low-frequency AC voltage signal is applied from the AC signal generating device 15 to the conductor 12, thereby reforming the fuel such as gasoline to be used with an engine or the like.
Patent JP-S57190366-A (JP)
Title: Manufacture of semiconductor pressure sensor
Inventor: KAGAMI TERUYUKI
IPC: H01L29/84
Filed: 1981-05-20
Abstract: PURPOSE:To simplify a manufacturing process of a pressure sensitive Si diaphragm by a method wherein the front and rear surfaces of an N type Si substrate is directly diffused with high B concentration for the formation of a first and second doped layers whereof the first is covered with an epitaxially grown N type Si layer and the second is to serve as an etching resist. CONSTITUTION:B is diffused into the front and rear surfaces of a disk shaped Si substrate 9 for the formation of a P type first doped layer 10 and a second doped layer 11 and the layer 10 is covered with an N type Si layer 12 grown epitaxially and then with a heat oxidated film 13. The central part is provided with an opening wherethrough ions are implanted for the provision in the exposed layer 12 of a P type region 14 to serve as a distortion gage. The heat oxidated fiom 15 on the rear side layer 11 is applied a photoresist film 16 and the rear side lamination is provided with an opening 18 for the formation of a diaphragm. The remaining film 16 is used as a mask in a process of etching away the substrate 9 for the exposure of the layer 10 in the front surface lamination for the production of a desired diaphragm 19.
Patent JP-H05243114-A (JP)
Title: Exposure
Inventor: KOYAMA TOMOKO
IPC: H01L21/30
Filed: 1992-02-26
Abstract: PURPOSE:To easily form a mask having improved accuracy in pattern diameter control, and to form a complicated transfer pattern. CONSTITUTION:An AZ 1350 resist 12 is applied to an Si substrate 11. Then, i-rays are projected through the mask 13 to be used for formation of a phase shifter, and a phase shifter pattern 12a is formed inside the resist 12. At this time, the amount of exposure is controlled in such a manner that the unexposed part of resist becomes a phase shifter which gives a suitable amount of phase shifting. Further, i-rays are projected, and an exposure pattern 12b is formed inside the resist using a transfer pattern mask 14. Lastly, the pattern is developed, and a resist pattern 15, which will be seen in a residual image resist, is formed on the Si substrate 11.
Patent JP-H04309523-A (JP)
Title: Production of polyester composition
Inventor: MORITA TORU
IPC: C08G63/78
Filed: 1991-04-08
Abstract: PURPOSE:To obtain a polyester excellent in dispersion of inert particles and capable of giving a fiber or a film at good productivity by performing specified treatment after substantially completing the transesterification reaction in producing the polyester from an aromatic dicarboxylic ester and a glycol. CONSTITUTION:A process for producing a polyester from an aromatic dicarboxylic acid ester (e.g. dimethyl terephthalate) and a glycol (e.g. ethylene glycol), which comprises adding, after the transesterification reaction is substantially completed, 0.5-5.0mol, per mol of the acid component, of a glycol to the reaction product without substantially distilling it from the reaction system, raising the temperature in the reaction system to 150-200 deg.C, and adding a glycol slurry of particles (e.g. colloidal silica) inert to the polyester in the same reaction temperature range.
Patent JP-S571579-A (JP)
Title: Welding method for pure nickel
Inventor: USUI AKIHIKO
IPC: B23K9/16
Filed: 1980-06-03
Abstract: PURPOSE: To obtain weld metal of superior blowhole resistance and mechanical properties by performing welding in an Ar atmosphere of more than a specific amount by the use of a wire which contains more than a specific amount of Ni, and less than a specific amount of oxygen.  
     CONSTITUTION: In the case of welding material to be welded consisting of pure Ni, a welding wire of ≥99% content of Ni and ≤100ppm content of oxygen is used. If the amount of oxygen is kept at a low level in this way, no blowhole is formed despite no addition of Al and Ti. The welding is carried out in an inert gas atmosphere contg. ≥50% Ar. In some instances, 10W50% He is used in combination. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H08269749-A (JP)
Title: Rust preventive and magnetic recording medium using the same
Inventor: KAWANA TAKAHIRO
IPC: G11B5/66
Filed: 1995-03-31
Abstract: PURPOSE: To effectively suppress the deterioration of the magnetic characteristics of a magnetic recording medium due to oxidation with the lapse of time by holding a rust preventive consisting mainly of an alkali metallic salt of an arom. hydroxy compd. on the metallic magnetic thin film of the magnetic recording medium with the thin film formed on the nonmagnetic substrate. CONSTITUTION: This rust preventive consisting mainly of an alkali metallic salt of an arom. hydroxy compd. is held on a metallic magnetic thin film. The arom. hydroxy compd. is at least one of catechol and naphthalene diol and the alkali metal is at least one of K and Na. The rust preventive is held on the thin film only by coating the surface of the thin film with the rust preventive after film formation. The alkali metallic salt is prepd. by separately dissolving the arom. hydroxy compd. and hydroxide of the alkali metal in a solvent such as ethanol, mixing the resultant solns. and carrying out neutralization. The surface of the thin film is preferably coated with such an amt. of the rust preventive as to regulate the amt. of the alkali metallic salt to 5-30mg/m<2> .
Patent JP-S57189877-A (JP)
Title: Self-coloring pressure-sensitive recording sheet
Inventor: OKAMOTO SHIGEO
IPC: B41M5/155
Filed: 1981-05-18
Abstract: PURPOSE:To contemplate improvement of uniformity in coloring, coatability, printability and clogging of a type in a printer, by a method wherein a color reagent containing a wetting agent is provided on a layer of microcapsules containing a color former provided on one side of a support. CONSTITUTION:A layer of microcapsules containing a color former is provided on one side of a support, and a layer of a color reagent containing a wetting agent is provided on the capsule layer. By using a wetting agent having a contact angle of 30 deg. or less, pref., 3-28 deg., as measured by placing on a microsyringe a drop of a material prepared by dissolving the wetting agent in distilled water and adjusting the concentration to 0.2wt%, the uniformity in coloring and the printability are improved particularly remarkably. Examples of the wetting agent include secondary higher alcohol sulfates, sulfosuccinic acid esters, etc. As a color reagent, acid layer, bentonite, silica gel or the like is used.
Patent JP-S573109-A (JP)
Title: Flow rate control device
Inventor: TANAAMI ISAMU
IPC: F16K31/06
Filed: 1980-06-06
Abstract: PURPOSE:To control a constant flow rate cheaply with reduced troubles, by detecting the position of a float by plural pairs of upper and lower light projecting and receiving elements. CONSTITUTION:A flow rate detector 4 consisting of a projector 5 and a photodetector which are guided and moved by a screw shaft 11 and a guide 31 is provided for a taper tube 3 of an area flowmeter 1. Two upper and lowr projecting elements 7 and 8 are embedded in the projector 5, and photodetecting elements 9 and 10 are embedded in the photodetctor 6 oppositely to projecting elements 7 and 8 respectively. The detector 4 drives a valve servomotor 27 by a control device 21 consisting of a beam switch circuit 81 and a control relay cicuit 19 in accordance with the position of a float which moves vertically in the taper tube 3, thereby controlling a motor valve 14. Thus, a constant flow rate is controlled surely against fluctuation of the flow rate.