baber/WOPTO huggingface dataset:
Patent JP-H07174438-A (JP)
Title: Refrigerant flow divider
Inventor: FUJIKOSO TERUO
IPC: F25B41/00
Filed: 1993-12-21
Abstract: PURPOSE:To perform a refrigerant split flow optimum to various heat- exchangers by a method wherein the inside diameter ratio between the upper and lower stage pass sides is changed within a specified diameter ratio, the tip part of a branch straight pipe forms a cylindrical nozzle part, and the cylindrical nozzle part is located in a position situated facing the opening part of the branch part of a branch pipe. CONSTITUTION:A refrigerant flow divider has a pipe inside diameter set to a value within a range of 0.66<D2/D1<0.89 when 0 deg.<=theta2<40 deg., where the pipe inside diameter on the upper pass side is D1, the pipe inside diameter on the lower stage pass side is D2, the angle, at which a branch flow pipe is inserted in a heat-exchanger, with the vertical line is theta2. Further, when the angle of a line for interconnecting the centers of the pipe inside diameters D1 and D2 on the upper and lower stage pass sides with the center line of a straight pipe is theta1, the pipe inside diameter is set to a value within a range of 60 deg.<theta1<120 deg.. A cylindrical nozzle part is arranged facing the opening part of the branch part of the branch pipe. This constitution causes a flow of a refrigerant to be branched in optimum to various heat-exchangers.
Patent JP-H04196129-A (JP)
Title: Formation method of bump electrode
Inventor: MATSUBARA KOJI
IPC: H01L21/60
Filed: 1990-11-26
Abstract: PURPOSE:To prevent that a bump electrode composed of a solder metal layer is short- circuited with an adjacent electrode part by a method wherein, when a parent solder metal layer is etched and the solder metal layer is formed, the spread of a solder is made small. CONSTITUTION:A barrier metal layer 14 which is used to prevent chromium, titanium, tungsten and the like from being diffused and a parent solder metal layer 16 which is composed of copper, nickel, gold, platinum and the like are formed, by a sputtering operation, a vapor deposition operation or the like, on a semiconductor device 11 where an extraction electrode 13 and a surface protective layer 12 have been formed on the surface. Then, the layer 15 is coated with a photosensitive resist; the resist in regions other than a region in which a bump electrode 17 is to be formed is removed by a photolithographic technique; a resist layer 16 is formed. The layer 15 is etched by making use of the layer 16 as a mask; after that, the layer 16 is removed. A resist layer 18 having an opening region which is narrower than the region of the layer 15 is formed on the layer 15; a solder metal layer 19 is formed through the opening region. As a result, the spread of a solder is made small, and it is possible to prevent the electrode 17 from being short-circuited with an adjacent electrode part.
Patent JP-H05157039-A (JP)
Title: Siphon water turbine
Inventor: YAMAMOTO HITOSHI
IPC: F03B13/08
Filed: 1991-12-05
Abstract: PURPOSE:To eliminate influence on water pressure caused by air or vortex and to prevent oscillation of generated output by preventing pulsation of water turbine torque. CONSTITUTION:A water tank 20 leading to a top 11a of a conduit 11 is provided higher than the top 11a, a vacuum pump 24 for sucking air in the water tank 20 is provided at the water tank 20, and air remaining at the top 11a is introduced to the water tank 20 and sucked out by the vacuum pump 24. Pulsation in the conduit 11 is absorbed by water in the water tank 20 so as to eliminate influence on water pressure caused by air or vortex and to prevent oscillation of generated output by preventing pulsation of water turbine torque.
Patent JP-H10161131-A (JP)
Title: Liquid crystal display element
Inventor: ITO NOBUYUKI
IPC: G02F1/1337
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To embody a uniform monodomain orientation state free from defects a in liquid crystal display element formed by using ferromagnetic liquid crystals. SOLUTION: This liquid crystal display element is constituted with the boundaries P1 and P2 of a pair of oriented films holding the ferromagnetic liquid crystals 7 in such a manner that the directions A1 and A2 of uniaxial orientation treatments are made the same. The boundary P1 has the orientation regulating power to preferentially embody C2 orientation in smectic layers and the boundary P2 has the orientation regulating power to preferentially embody C1 orientation in the smectic layers. As a result, the smectic layers 13... of the ferromagnetic liquid crystals 7 exhibit stable oblique structures.
Patent JP-H05157748-A (JP)
Title: Preparation of immunological agglutination reaction particle
Inventor: IWAMOTO HISAHIKO
IPC: G01N33/543
Filed: 1991-12-05
Abstract: PURPOSE:To make it possible to keep the title particle in an aqueous medium for a long time without deteriorating the performance thereof, by a method wherein a carrier prepared by sensitizing an antigen or an antibody is treated with a tannic acid. CONSTITUTION:A carrier prepared by sensitizing an antigen or an antibody is treated with a tannic acid. An immunological agglutination reaction particle thus obtained can be kept in a liquid for a long period with excellent stability of the performance. The tannic acis is not limited particularly and the tannic acid which is an aromatic compound having a number of phenolic hydroxyl groups distributed in a plant, for instance, can be mentioned. A method of treatment with the tannic acid is not limited particularly. For instance, a method wherein a solution is prepared by dissolving the tannic acid in an aqueous solvent such as a buffer solution, inclusive of a phosphate buffer, a tris buffer and the like, a physiological saline solution, distilled water or the like and the solution thus prepared is compounded with the carrier, can be mentioned. Although the amount of the tannic acid to be used is not limited particularly, it is 1 to 2000mg for 1g of the carrier preferably, since the tannic acid in this amount increases the effect of the treatment and can prevent a nonspecific reaction more reliably.
Patent JP-H01163325-A (JP)
Title: Operation structure of working vehicle
Inventor: MASUTANI KOJI
IPC: E02F3/43
Filed: 1987-12-18
Abstract: PURPOSE:To hold a bucket horizontally by a method in which the vertically movable ring mechanism of bucket is provided with a ring attitude angle sensor and a horizontal control mechanism in connection with the control mechanism of bucket tilt cylinder, and the control mechanism is provided with a switcher for action and inaction. CONSTITUTION:The operation controller of bucket loader is provided with a horizontal control mechanism B to keep a bucket 10 in horizontal or almost horizontal fitting attitude by automatically operating a tilt cylinder 12 with verticval rocking of arm. The mechanism B also has a switcher 22 to switch it to action state or inaction state. The mechanism B consists of the solenoid control valve 13 of the tilt cylinder 12, a bucket control mechanism 15, an operation lever 23, an automatic-nonautomatic switcher 22, and a link 21 connected to the bucket. The bucket 10 can thus be kept horizontally regardless of the vertical movement of the link.
Patent JP-H01164627-A (JP)
Title: Drive power transmitting gear
Inventor: TANOOKA SHIGEO
IPC: B60K17/348
Filed: 1987-12-18
Abstract: PURPOSE:To always properly distribute driving power of front and rear wheels by providing a pressurizing mechanism, which generates a pressure of oil pressing a piston in the press contact direction of a multidisk clutch, and controlling a motor, which drives this pressurizing mechanism, being based on the operation information of every kind. CONSTITUTION:An input shaft 11 is rotatably supported in its one end to a housing cover 10, while an output shaft 14 is arranged with a clearance 13 in the internal periphery of a cylindrical part 12 formed in one end of the input shaft 11. A multiple disk clutch 17 is arranged in the clearance 13, further an annular piston 18 is arranged in one side surface of the multiple disk clutch 17. In this constitution, a pressure chamber 19 is formed between the annular piston 18 and a side cap 20, further a rotor 21, providing blades 22, is arranged in the pressure chamber 19. While the rotor 21 is connected to an output shaft 26 of a motor 25, arranged in the periphery of the housing cover 10, through transmitting means 24, 27. The motor 25 is controlled by a control circuit 28 being based on the operation information of every kind.
Patent JP-H01161922-A (JP)
Title: Analog-digital converter
Inventor: MORIMI YOICHI
IPC: H03M1/02
Filed: 1987-12-17
Abstract: PURPOSE:To obtain a comparison function by outputting an interruption signal in the presence of detection of the coincidence between a voltage level of an input analog signal and a voltage level of an analog signal outputted from a D-A conversion circuit after the changeover into the comparison processing mode. CONSTITUTION:When a prescribed digital value X (C2, C1, C0) is set to a latch circuit 10 to change over the signal MODE from '1' into '0', the detection function is selected from a conventional A-D conversion function. That is, an input analog signal AV and the digital value X(C2, C1, C0) are compared and when the input analog signal AV is higher than the digital value X(C2, C1, C0), an interrupt signal INT is outputted to a controller 1. Thus, the A-D converter provided with the comparison function in addition to the conventional A-D conversion function is obtained.
Patent JP-H11143216-A (JP)
Title: Developing device, developing cartridge and image forming device
Inventor: TSUDA TADAYUKI
IPC: G03G15/08
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To prevent toner from being leaked or scattered by electrically imparting charge to non-magnetic toner which is incompletely electrified. SOLUTION: This developing device is made a developing cartridge which can be freely attached to/detached from an image forming device main body. A charge imparting roller 102 following and rotating while press-contacting with both ends of the developing sleeve 5 of the developing device is installed on the downstream side of an elastic blade 7 in the rotating direction of the sleeve 5, and voltage having the same polarity as the electrification polarity of the toner is impressed on the roller 102 from a power source 106 so as to electrically impart the charge to the incompletely electrified toner on both ends of the sleeve 5.
Patent JP-H02168523-A (JP)
Title: Buffer type circuit breaker with resistor
Inventor: YONEZAWA TAKESHI
IPC: H01H33/16
Filed: 1988-12-20
Abstract: PURPOSE:To prevent a high temperature insulation gas generated upon circuit breaking from being blown to a resistor unit by providing a gas guide cylinder so positioned as to be continuous to the hole of a fixed side flange with one end thereof connected to a fixing flange. CONSTITUTION:With the separation operation of a movable part, an insulation gas compressed within a buffer chamber 6 is introduced to the generation place of an arc 15 via an insulation nozzle 3 and thereby blown to the arc 15 concentratedly. The insulation gas heated to a high temperature passes a space around a fixed arc contactor 9 and a hole provided on a fixed side flange 14 and finally is introduced to the inside of a guide cylinder 21 secured to the fixed side flange 14. Furthermore, the insulation gas is blended with an insulation gas within the gas guide cylinder 21. The temperature of the insulation gas is thereby reduced, and the gas is discharged from the end of the gas guide cylinder 21 and further blended with a low temperature insulation gas. According to the aforesaid construction, the high temperature insulation gas is prevented from being directly blown to a resistor unit 11.
Patent JP-H09123716-A (JP)
Title: Puncture guard of pneumatic tire
Inventor: SHIGETA KOICHI
IPC: B60C3/00
Filed: 1995-11-02
Abstract: PROBLEM TO BE SOLVED: To prevent the puncture of a pneumatic tire of a bicycle. a motorcycle or the like that is caused by a small piercing object such as a tack by providing a puncture guard made from a synthetic rubber that is mounted throughout the space between a rubber tire and a tube. SOLUTION: To attach a puncture guard 1 to a pneumatic tire of a bicycle, etc., first the pneumatic tire is deflated, a rubber tire 2 fitted in a rib 4 is removed, and a tube 3 is taken out. Then the puncture guard 1 formed of synthetic rubber, preferably sponge rubber sized to the rubber tire 2 to suit the width of the tire is fitted in from its end and cut while leaving 3 to 4cm of it from the circumference of the rubber tire 2. Then the puncture guard 1 is pressed into the rubber tire 2 in such a way that the end of the puncture guard 1 meshes with that of the tire. Then the tube 3 is inserted into the rubber tire 2, the rubber tire 2 is fitted into the rib 4, and air is injected to finish the operation.
Patent JP-H01165543-A (JP)
Title: Production of acrylic acid
Inventor: KAWAJIRI TATSUYA
IPC: B01J23/88
Filed: 1987-12-22
Abstract: PURPOSE:To prevent the blockage trouble of a latter-stage catalyst layer with a by-product of former-stage reaction in the production of acrylic acid from propylene using a two-stage vapor-phase catalytic oxidation process comprising the former stage reaction and the latter stage reaction, by inserting a rod or plate insert into a gas-inlet of the latter-stage reaction tube. CONSTITUTION:Propylene is oxidized mainly to acrolein by a vapor-phase catalytic oxidation in a first reactor filled with an oxide catalyst containing Bi, Mo and Fe and the reaction product gas is directly supplied to a heat- exchange tubular reactor which is separated from the first reactor, directly connected with the reactor through a pipe and filled with an oxide catalyst containing Mo and V to effect the vapor-phase catalytic oxidation of acrolein acrylic acid. In the above two-stage oxidation process for the production of acrylic acid, a rod or plate insert is inserted in a space of a gas-inlet part of the catalyst tube of the second reactor to an extent to get a free volume ratio in the pipe of 40-99%. The blockage of the latter-stage catalyst layer with the by-product existing in the former-stage reaction product gas can be prevented by this process to enable smooth and stable production of the objective compound on an industrial scale.
Patent JP-H08179347-A (JP)
Title: Liquid crystal element
Inventor: OZAKI MASAAKI
IPC: G02F1/1343
Filed: 1994-12-26
Abstract: PURPOSE: To form signal input terminals to the transparent electrodes of upper and lower electrode substrates without using a conductive adhesive and without increasing the outside shape of liquid crystal element by forming a notched part at least in one corner part of the electrode substrates. CONSTITUTION: Band-shaped transparent electrodes 2a, 2b are respectively formed orthogonally to each other on the front surfaces of the upper and lower electrode substrates 1a, 1b and oriented films 3a, 3b are formed on the front surfaces thereof. The lower substrate 1b has the notched part 20 formed by cutting its upper left corner part. The corner part of the upper electrode substrate 1a is so formed as to be exposed from the lower electrode substrate 1b when the upper electrode substrate 1a is superposed on the lower electrode substrate 1b. Lower substrate signal input terminals 11 are formed in the exposed flat part 30 on the lower electrode substrate 1b and upper substrate signal input terminals 9 are formed in the part exposed by the notched part 20 on the upper electrode substrate 1a.
Patent JP-H11161247-A (JP)
Title: Market information display device
Inventor: MORIMOTO KAZUTOSHI
IPC: G06Q50/00
Filed: 1997-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a market information display device, by which an approximate sales amount for each item can be information in a display color for improving convenience without increase in device costs or in an installation space, since a conventional market information display device is inconvenient because a sales amount cannot be displayed and additional installation of a new display area for displaying the sales amount increase the device costs or the installation area. SOLUTION: In a market information display device provided with a display color corresponding table 31 corresponding to a sales amount with a display color for each sales unit is arranged, a central processing means 10 reads a sales unit corresponding to an item code of the received information from an item information table 21, reads a display color corresponding to the received sales amount by reference to the display color corresponding table 31 corresponding to the sales unit, and stores the display data for the received item and its display color into a display memory 5, so that the price information is displayed in the display color corresponding to the sales amount for each item.
Patent JP-H01164738-A (JP)
Title: Device for forming optical element
Inventor: SHIGYO ISAMU
IPC: C03B7/10
Filed: 1987-12-22
Abstract: PURPOSE:To obtain the title optical element free of surface defects and having excellent dimensional precision and weight precision by pressing a glass fluid with a couple of forming dies to form a part to be formed, and cutting off the part to be formed from the other part by a cutting member. CONSTITUTION:When the cut part 3 of the glass fluid 2 falling down from a nozzle 1 flows down below forming surfaces 5a and 6a, the pressing of the die members 5 and 6 is started, a guide pin 15 is fitted in a guide hole 16 and slid, the fluid 2 is pressed by the forming surfaces 5a and 6a, and the part 21 to be formed is formed. A cutting blade 4 is simultaneously operated to cut the fluid 2, a cutting ring 7 is slid along the outer periphery of the die member 6 to cut the outer periphery of the part 21, and the cut piece 22 is moved into the annular groove 16 of the die member 5. A guide block 13 is operated to return the die member 5 to the original position, the cut piece 22 is dropped by gravity, the die member 6 is pushed out toward the die member 5, and an optical element 23 is released from the ring 7.
Patent JP-H11162581-A (JP)
Title: Shroud for connector
Inventor: MURATA YOKO
IPC: H01R24/00
Filed: 1997-11-25
Abstract: PROBLEM TO BE SOLVED: To stabilize a root part of a pin related to the connection, and to maintain compatibility with a using device and a kind of machine while securing a space corresponding to a required part of wire lapping at installing time on a mother board in a shroud for a connector. SOLUTION: A shroud for a connector is composed of a shroud main body 4 where main body holes 3 are arranged in an elevated bottom surface 2, and is installed by forming an elevated space by between it and this mother board by fitting/inserting connector pins erected on the mother board to/into the main body holes 3, and guides the connector connected to these pins. In this case, an additional shroud which has a hole part 11 corresponding to the main body holes 3 of the shroud main body 4 and is constituted so as to occupy at least a part of this space by being installed in this level-raised space by a holding part 5 of the shroud main body by fitting/inserting these pins to/into the main body holes 3 through the hole part 11, is provided.
Patent JP-2001139043-A (JP)
Title: Cap of carbonated drink bottle, its opening tool and carbonated drink bottle
Inventor: UEDA RYOZO
IPC: B67B7/00
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To easily remove a cap of a soda pop bottle from the bottle using a bottle opener, and to prevent the cap from being mistakenly broken in opening the cap. SOLUTION: A weakened groove directed outwardly from a part in the vicinity of a spout is formed in an outer cylindrical body of the cap. The cap opener comprises a small diameter portion on a tip side of a projection part and a large diameter portion on a base end side, and a breakage preventive ring is provided around the large diameter portion in an attachable/detachable manner. In opening the cap, the small diameter portion of the projection part is pressed into the spout with the breakage preventive ring fitted thereto. The outer cylindrical part is prevented from being broken by the breakage preventive ring. In detaching the cap, the breakage preventive ring is detached, and pressed into the spout to the large diameter portion of the projection part. The spout is expanded and the outer cylindrical part is broken by the weakened groove.
Patent JP-H06171883-A (JP)
Title: Operation device for escalator
Inventor: KOBAYASHI SEIZABURO
IPC: B66B25/00
Filed: 1992-12-02
Abstract: PURPOSE:To improve utilization efficiency of an escalator in an operation device of an escalator by which the escalator is operated to ascend or descend when an operation button is operated by usually giving priority to an ascending operation, but performing a descending operation only when the operation button, is operated. CONSTITUTION:Photoelectric devices LM, DM are provided on the lower entrance 4 and the upper entrance 5 of an escalator, and when a passanger intercepts respective beams, the relay therein is energized so as to output the detected signal being passed by a passenger. An operation button DB is provided in the vicinity of the lower part of a handrail 1 nearby the upper entrance 5. When the escalator is stopped, an indicating lamp LD provided in the vicinity of the lower entrance 4 is lighted so as to display priority of ascending operation, and when a passenger crosses the beam of the photoelectric device LM at the entrance 4 for going to the upper floor in this condition, a motor is driven so as to ascendingly operate the escalator. In the case of going down from the upper floor, the operation button DB is operated so as to reversely rotate the motor, and hence the escalator is descendingly operated.
Patent JP-H06176366-A (JP)
Title: Device for recording and reproducing optical disk
Inventor: KURODA SUMIO
IPC: G11B7/135
Filed: 1992-12-02
Abstract: PURPOSE:To attain exchanging a medium and to simply read at high speed while maintaining the number of revolution of disk and recording density related to an optical disk recording and reproducing device reading at high speed. CONSTITUTION:The writing is performed by irradiating a first beam 24a with a regular real circle shape by a first light source 25 and a first beam shaper 26 at a recording time for an optical disk 22. At a reproducing time, a second beam 24b with the width by two tracks in the normal direction of the optical disk 22 and the same width as the first beam 24a in the direction of a tangent irradiates the disk by a second light source 28, a second beam shaper 29 and an aperture 30, and the read data are reproduced at every track by a signal separation part 45 with a clock corresponding to the track.
Patent JP-H08157998-A (JP)
Title: Hydrogen storage alloy and its production
Inventor: TSUKAHARA MAKOTO
IPC: C22C27/02
Filed: 1994-11-30
Abstract: PURPOSE: To suppress the occurrence of cracks due to the occlusion and discharge of hydrogen by imparting a compsn. within a specified range of a ternary compsn. diagram of Ti, V+Nb and Ni and forming a crystal structure having no three-dimensional network structure. CONSTITUTION: This hydrogen storage alloy is represented by the formula Tia Mb Nic (where M is V1-x Nbx and 0.01<=x<=0.25) and has a compsn. (at.%) within the range defined by successively connecting points A (Ti10 M85 Ni5 ) B (Ti10 M70 Ni20 ), C (Ti30 M50 Ni20 ) and D (Ti30 M65 Ni5 ) in the ternary compsn. diagram with straight lines. The crystal structure of this hydrogen storage alloy has no three-dimensional network structure and this alloy has such characteristics as to well satisfy plateau, easiness of hydrogenation, reactivity with hydrogen and electric discharge ability in the case of use as an electrode.