baber/WOPTO huggingface dataset:
Patent JP-S59186737-A (JP)
Title: Power unit for vehicle
Inventor: TAKENAKA MASAHIKO
IPC: B62M7/02
Filed: 1983-04-08
Abstract: PURPOSE:To improve the cooling effect by providing a cylinder while directing rearward at the rear portion of crank case of power unit for scooter type automatic tri-cycle thereby facilitating collision of wind flowing below the chassis against the cylinder. CONSTITUTION:Single steering front wheel and two driving rear wheels RW are provided, while a power unit 21 is provided between both wheels RW where the rear wheel RW and the upper face of power unit 21 are covered with a cover member 50. The crank case 22 and cylinder 23 of power unit 21 are arranged in front and rear of chassis respectively where the cylinder 23 is arranged while directing rearward of chassis. The upper space of power unit 21 covered with the cover unit 50 is partitioned back and fro by means of a steel partitioner 60 where auxiliary suction units 30 are provided in the front space while an exhaust muffler 40 is provided in the rear space. The auxiliary suction units 30 are provided with an air-cleaner 31 and carburetor 37.
Patent JP-H07268937-A (JP)
Title: Assembling method of box culvert
Inventor: KUROKI YOSHIAKI
IPC: E03F3/06
Filed: 1994-03-30
Abstract: PURPOSE:To facilitate assembling work and make it moire efficient by burying C-shaped joints connected to anchor bars in the connecting surface of a small split body, and driving a H-shaped joint between the C-shaped joints to mutually connect the small split bodies. CONSTITUTION:When a box culvert small split body 5 is formed, a plurality of C-shaped joints 6 are connected to anchor bars and buried in the connecting surface. An epoxy adhesive is then applied to the end surface of the small split body 5, the small split bodies 5 are mutually butted, and a H-shaped joint 8 is driven between the C-shaped joints 6 to strongly and rigidly connect the both to each other. Prior to the hardening of the adhesive, the movement and underground burying construction of a box culvert 9 can be performed. Thus, the constructing period can be shortened together with the simplification of the construction.
Patent JP-H01233901-A (JP)
Title: Antenna system
Inventor: YASUDA TOMIO
IPC: H01Q3/32
Filed: 1988-03-15
Abstract: PURPOSE:To attain the shift of the directivity of a radiation lobe without revising the attitude of a leakage waveguide and to make the antenna system suitable for a small-sized mobile body such as an automobile by driving a guide wall member of the leakage waveguide so as to vary the guide size. CONSTITUTION:An antenna unit 1 is made up of a mobile part 11, a stationary part 12, a bracket 13 and a radome 14. The mobile part 11 consists of the leakage waveguide 111, the guide drive mechanism 112, a supporting mechanism 113, a feeding part 114, and an attitude detection part 115. The guide wall drive mechanism 112 employs a motor Me to drive a slide guide wall member 1112 vertically thereby shifting a radiation angle phi of the leakage waveguide 111 by + or -30 deg. around an angle of 38 deg.. A system controller 121 sets the direction of radiation beam based on the attitude information given from the attitude detection section 115 or an AGC signal from a demodulator 21 or a command from a keyboard terminal 3, gives a prescribed drive command to the servo motor controller 122 to drive and control the motor Me or Ma at a commanded speed.
Patent JP-S54152934-A (JP)
Title: Pre-amplifier
Inventor: ENDOU AKIRA
IPC: G11C11/4091
Filed: 1978-05-24
Abstract: PURPOSE:To prevent a sense amplifier from malfunctioning with simple constitution, by providing a unidirectional element in parallel to the level-lowering preventive MISFET of the pre-amplifier of a dynamic semiconductor memory circuit. CONSTITUTION:Both MISFETs Q1 and Q2 pre-charging a couple of data lines D and D of memory cell groups 2a and 2b are connected to level-lowering preventive MISFETs Q3 and Q4. Pre-charging pulse (phiPC) is applied to FETs Q1 and Q2. To FETs Q3 and Q4, bias signal (phiPG) is supplied and FETs Q7 and Q8 of the latch circuit are connected; and control FETQ9 is connected between the common source of Q7 and Q8 and the referential potential. In parallel to overlap capacitors C1 and C2 during pre-charging operation and FETs Q3 and Q4, FETs Q5 and Q6 with connected diodes are provided. As a result, charges of capacitors C1 and C2 owing to bootstrap effect are discharged by FETs Q5 and Q6, imbalance of the gate voltages of FETs Q7 and Q8 is eliminated and the malfunction of the sense amplifier is prevented definitely.
Patent JP-H07171742-A (JP)
Title: Method and device for adaptive control grinding
Inventor: HIRANO TAMEYOSHI
IPC: B24B1/00
Filed: 1994-03-30
Abstract: PURPOSE:To efficiently execute the grinding by determining the speed of cut of a grinding wheel in accordance with the specified expression based on the inner target power to be calculated from the grinding constant and the gain constant to improve the responsiveness. CONSTITUTION:An adaptive control grinding device is provided with a cutting motor 2 to provide the cutting feed at the speed of cut based on the target power to a cross slide 1 of 5 work, a driving motor 8 to rotate a grinding wheel 7, and a power detecting part 9 to detect the measured power at the driving motor 8. The grinding constant G and the gain constant K are calculated in accordance with the expression I based on the actual grinding power Pr to be detected at the power detecting part 9, and by a grinding characteristic computing part 11 respectively. Then, the inner target power Pc' is calculated in accordance with the expression II based on the grinding constant G and the gain constant K by a target value correcting part 6. A control part 3 of the cross slide determines the speed of cut Vx in accordance with the expression III based on this inner target power Pc', and the grinding is executed by providing the cutting feed by the cutting motor 2 with this speed of cut Vx.
Patent JP-H06251502-A (JP)
Title: Disk and disk accessing device
Inventor: ARAI KIYOSHI
IPC: G11B20/12
Filed: 1993-02-25
Abstract: PURPOSE:To accurately and speedily access a disk rotated at a constant linear velocity and on which a cluster of data are recorded over plural tracks and data made into clusters are recorded and/or reproduced by one cluster unit. CONSTITUTION:This device is provided with a transformation table area where a transformation table indicating a correspondence between a cluster and a track number is recorded beforehand and a cluster of data are rotted at a constant linear velocity and recorded over plural tracks. To an optical magnetic disk 2 where the data made into clusters are recorded and/or reproduced by one cluster unit, based on the transformation table indicating a correspondence between a cluster and a track number to be reproduced from the transformation table area, a thread motor 10 of an optical pick-up 2 is driven by a system controller 9 via a servo control circuit 8 to access the disk.
Patent JP-S52145242-A (JP)
Title: Temperature compensating method of liquid crystal color display devices
Inventor: KAWAMOTO MASAHIRO
IPC: G09G3/18
Filed: 1976-05-28
Abstract: PURPOSE:Displaying of a constant color is made possible without causing any change in the color being displayed despite a change in environmental temperature by detecting the change in the electric capacity of liquid crystal and controlling the effective applied voltage to the liquid crystal according to this change component.
Patent JP-S63229134-A (JP)
Title: Liquid agitating device for specimen test apparatus
Inventor: SHIMIZU YOSHIAKI
IPC: B01F33/40
Filed: 1987-03-18
Abstract: PURPOSE:To stabilize the effect of agitation by providing a liquid agitating device constituted of a liquid agitator with a liquid surface sensing section and a control means to fix the distance between the agitator and the liquid by means of a signal from the liquid surface sensing section. CONSTITUTION:While an agitator 10 is put in a liquid agitating container 5 and air (a) is blown out of an air plenum 12, air (a) is sucked in from a suction hole 13. The air (a) blown out of the air plenum 12 passes along the inner wall surface of the container 5, passes over the liquid surface 6a of reacting liquid 6 and forms a flow heading for the suction hole 13. At that time, the air plenum 12 and the suction hole 13 are away from the liquid surface 6a by a fixed distance because of the action of a liquid surface sensing section 14, a control section 15 and a drive mechanism 16, and as blowing and sucking of air (a) are carried out forcibly, a space encircled by the agitator 10 and the liquid surface 6a forms a stabilized air flow regardless of the volume of reacting liquid 6.
Patent JP-H07267911-A (JP)
Title: Hydroxy compound, its production and its thermoplastic polyurethane
Inventor: MATSUO RYUICHI
IPC: C08G18/65
Filed: 1994-03-30
Abstract: PURPOSE:To obtain a new compound usable as a diol component for a polyester resin, a polyurethane resin, a polycarbonate resin, a polyether resin, a liquid crystal resin, etc., capable of providing a resin having high heat resistance, flame retardancy, solvent resistance and weather resistance. CONSTITUTION:A dihydroxy compound is expressed by formula I (R<1> and R<2> each is independently a residue after removal of an amino group and a hydroxyl group from an aminohydroxy compound) such as N,N'-di(2-hydroxyethyl)-4,4'- biphenyldicarboxlic acid bisamide of formula II. The compound of formula I is obtained by reacting a compound of formula III (R<3> and R<4> each is independently an alkoxy, Cl, Br or I) with an aminohydroxy compound. The dihydroxy compound of formula I and a diisocyanate are used as main constituent components to give a thermoplastic polyurethane having >=5X10<3> poise at 185 deg.C and <=1X10<6> poise at 225 deg.C melt viscosity measured in conformity to JIS K7210 pby using a die having 10nm length under 100 kgf/cm<2> piston load.
Patent JP-H08262632-A (JP)
Title: Photograhic film cartridge
Inventor: SHIGESADA KEIJI
IPC: G03C3/00
Filed: 1995-03-20
Abstract: PURPOSE: To design the form never crushing a collar even when a photographic film is wound without tension, and select a form with good molding property and an optimum material when such a form is formed by injection molding. CONSTITUTION: A thin disc-like flange 19 is mounted on both ends of a spool shaft which is a photographic film cartridge part. A lip 21 for preventing the loosening of a photographic film is protrudingly molded on the outer circumference of the flange 19, and a collar 22 for regulating the extension of the lip 21 is integrally formed. The collar 22 is inclined at an angle of 1-30 deg. in the direction opposite to the protruding direction of the lip in order to guide the photographic film toward the inner part of the lip 21 by the surface 22a opposed thereto at film winding, and the thickness of the collar 22 is increased toward the top end in order to impart the strength never crushing the collar when the photographic film is wound without tension and the molding property in infection molding.
Patent JP-H11255348-A (JP)
Title: Separated feeding device for cards
Inventor: MURAKAMI YASUO
IPC: B65H3/06
Filed: 1998-03-12
Abstract: PROBLEM TO BE SOLVED: To feed cards surely one by one, by separating the cards to be fed certainly from the following one. SOLUTION: Stacked cards 1 are pressed by a pressing member to a feed roller 5 and sent out one by one with the rotation of the roller 5. At a stacking guide surface 2 to receive the side edge of the stack of cards, a groove 8 stretching in the card feeding direction is formed to admit fitting-in of only the forefront card, and a separation roller 9 is rotatably installed so that it is fitted in a position at the opposite edge to the groove 8 including the forefront card abutting on the feed roller 5 and apart in the card sendout direction from the roller contact position with the card.
Patent JP-H09249199-A (JP)
Title: Grounding detecting device for skid type airplane
Inventor: KURATANI NAOHIKO
IPC: G01H17/00
Filed: 1996-03-18
Abstract: PROBLEM TO BE SOLVED: To easily detect whether the skid of a skid type airplane is grounded on the ground or not. SOLUTION: A vibration transmitting circuit 8 is provided on a first connecting member 6 of a skid 4, and a vibration detecting circuit 9 is provided on a second connecting member 7. The vibration transmitting circuit 8 oscillates vibrations in the ultrasonic band to vibrate the skid 4. The vibration detecting circuit 9 detects the vibrations propagated on the skid 4, and the detection level is inputted to a judging circuit 11 via an amplifying circuit 10. When the skid 4 is grounded, the vibration energy is lost to the outside, and reception level is reduced. The judging circuit 11 judges that the skid 4 is floated when the reception level reaches the reference level, and it judges that the skid 4 is grounded when the reception level does not reach the reference level.
Patent JP-H01235172-A (JP)
Title: Connection of ceramic substrate and input/output pin
Inventor: MORIIZUMI KIYOKAZU
IPC: H01L23/522
Filed: 1988-03-15
Abstract: PURPOSE:To strengthen the binding force between a glass ceramic substrate and an input/output pin and disperse the stress applied to glass ceramic by sticking the input/output pin to the substrate surface outside the pattern region of an inner thin film conductor metal. CONSTITUTION:When an input/output pin 1 electrically connected to the inner conducting medium section 9 of a glass ceramic substrate with an inner thin film conductor metal 7 is to be connected to the glass ceramic substrate, the input/output pin 1 is stuck to the substrate surface outside the pattern region of the inner thin film conductor metal 7. The input/output pin 1 is displaced so that the position of the inner thin film conductor metal pattern electrically connected to the input/output pin is not overlapped with the fitting position of the input/output pin. When some force is applied to the input/output pin, no stress is concentrated at the edge portion of the pattern.
Patent JP-H03263771-A (JP)
Title: Press fit pin
Inventor: MORI SHIGEKI
IPC: H05K3/36
Filed: 1990-03-13
Abstract: PURPOSE:To obtain a press fit pin with high reliability for electrical connection and good stacking workability for printed boards when applied to a device stacked with many printed boards by forming the first fit section pressed into a through hole, the second fit section pressed in the through hole of the first sub-printed board, and a shoulder between the first fit section and the second fit section. CONSTITUTION:A press fit pin 20 has the second fit section 24 pressed into the through hole 15A of the first sub-printed board 15 via a shoulder 23 on the opposite side to the first fit section 22 pressed into the through hole 2A of a back board printed board 2. When the tip section of the first fit section 22 is inserted into the insertion hole of a housing 4, the housing 4 is fitted to the back board printed board 2. The through hole 15A is inserted into the contact 25 of the corresponding press fit pin 20, and the first sub-printed board 15 is pressed toward the back board printed board 2. The second fit section 24 and the through hole 15A are electrically connected, and the first sub-printed board 15A is mechanically fixed to the press fit pin 20.
Patent JP-H08233898-A (JP)
Title: Test head for burn-in board
Inventor: HASHIMOTO KEIICHI
IPC: H01L21/66
Filed: 1995-02-27
Abstract: PURPOSE: To eliminate processing of a fine groove, facilitate processing and easily cope with changing of the size of IC packages, by alternately layering and fixing plate-like contact, pins and insulating plates thereby forming a contact bar, and assembling the contact bar with a head body in a manner to be able to be disassembled. CONSTITUTION: Contact pins 52 are layered to hold insulating plates 54 therebetween while alternately turned upside down. The layered contact pins and insulating plates 54 are integrally combined by a long screw 64 penetrating an intermediate part 56, thereby forming a contact bar 50. The bar 5 is mounted on a head body 66 so that the bar can be disassembled. The head body 66 has four outer bodies 72A-72D surrounding peripheral four surfaces of an inner body 70 of a quadrangular prism having a guide projecting downward and, an upper body 74 fixed to an upper surface of the inner body 70. The bar 50 is registered to each peripheral surface of the inner body 70, and moreover pressed and held by the outer body 72. A small hole 76 which a pin part 60 of tone bar 50 penetrates is formed in the upper body 74.  The body 74 is overlapped and fixed with the upper surface of the inner body 70 by inserting the pin part 60 through the small hole 76.
Patent JP-S58178017-A (JP)
Title: Thrust bearing structure of horizontal cylindrical rotor
Inventor: HAYASHI TSUNENORI
IPC: F16C33/10
Filed: 1982-04-12
Abstract: PURPOSE:To provide secure lubrication by forming oil sump grooves on the bearing plate as well as to prevent any induced rotation of the bearing body by dividing the bearing plate to be buried at intervals on the side of plane bearing, in the case of a thrust bearing structure where thrust load is born by the bearing plates of a plain bearing as well as radial load is born by said bearing. CONSTITUTION:A bearing body 13 on fixed side is provided with white metals 16, 18 cast in the inner peripheral surface 14 and the sides 15, 17. The side 19 of the white meal 18 is provided with grooves 21, with side wall portions 20 radially mounted interposed therebetween. The interior of each groove 21 is loaded with a bearing plate 22 formed of synthetic resin having a hardness higher than that of the white metal. The surface 26 of the side wall portion 20 is inclined to the side 17 relative to the surface 27 of the bearing plate 22, thereby to form oil sump grooves 28 which are of right-angled triangle in section and is surrounded by the side wall portions 20 and each side of bearing plates 20 adjacent thereto. Lubricating oil is stored in the oil grooves 28 to lubricate the surface of the bearing plate 22 and the thrust surface of a rotor.
Patent JP-H07272205-A (JP)
Title: Magnetic head
Inventor: SATO KATSUNORI
IPC: G11B5/127
Filed: 1994-03-30
Abstract: PURPOSE:To improve the accuracy of sticking a magnetic head to a base by forming the rear end of this magnetic head chip to a width larger than the width of its front end. CONSTITUTION:A gap film 5 is formed on the joint surface of a ferrite block 1 and the gap length of the magnetic gap is regulated by the thickness of this gap film 5. Further, the magnetic gap is regulated in its track width by track width regulating grooves 4 to assure the contact characteristic with a magnetic recording medium in the track width regulating grooves 4. Glass 6 for joining both magnetic core half bodies 1 is packed in this gap. The accuracy of sticking of such a magnetic head chip 7 to the base is better as the width at the rear end 1c thereof is larger. The larger width is more effective for at the front end 1b is preferable when the space for sticking is taken into consideration.
Patent JP-H08229184-A (JP)
Title: Ski plate
Inventor: MATSUDA HIDEKI
IPC: A63C5/12
Filed: 1995-02-24
Abstract: PURPOSE: To improve stability for catching the snow surface during conversion of turning and to improve operatability of rotation of skis by transferring the node of twisting vibration during sliding to the neighborhood of the foot base side. CONSTITUTION: A first and a second recessed parts 2, 2 and 3, 3 are formed at both end parts 1a and 1a in the ski width direction at the intermediate part in the ski longitudinal direction between the ski front contacting point A of the ski front half position of the ski main body and a shoe placing part S and the ski rear contacting point B of the ski rear half position R and the shoe placing part S over required ranges D1 and D2 in the ski longitudinal direction, and the plate thickness of both end parts 1a and 1a in the ski width direction to the plate thickness (t) of the central part of the ski width direction is decreased to decrease partly the twisting rigidity and bending rigidity of the ski main body 1.
Patent JP-S55154337-A (JP)
Title: Cutter for multicore optical fiber
Inventor: KINOSHITA KIYOUICHI
IPC: B23K26/38
Filed: 1979-05-18
Abstract: PURPOSE:To obtain the cutter for multicore optical fiber which is capable of rapidly and reproductively forming a well-right angled, smooth, and clean end face by a means in which a focused laser beam from a CO2 laser heat source is irradiated onto the fine portion of optical fiber to produce a small evaporation trace for cutting. CONSTITUTION:The laser beam 2 continously emitted from a CO2 laser source is focused by the lens 5, and the optical fiber is placed at nearly its focusing point and the laser beam 3 is vertically moved to the direction of the optical fiber ascis at a fixed speed. When the laser beam 7 is irradiated, the surface of the optical fiber is evaporated to form the small trace 8. The optical fiber 6 is fixed in the V-shaped groove of the optical fiber aligning holder 10, and when the holder 10 is moved, the optical fiber is also moved together and given an evaporation trace at the position 6'. Then, the fiber is moved further, touchs the tool 9, and gradually pushed up, whereupon the optical fiber 6 is cut off at the point where the evaporation trace is given.
Patent JP-S58179553-A (JP)
Title: Continuous casting method of slab for thin plate
Inventor: KAKIO YASUHIRO
IPC: B22D11/10
Filed: 1982-04-15
Abstract: PURPOSE:To prevent the generation of the acicular foam in the surface layer of an ingot, by stirring electromagnetically the molten steel which is of the specific compsn. contg. C, Si, Mn, Al, N, H, etc., is weakly deoxidized and contains hydrogen at a high rate, in a water-cooled casting mold thereby fluidizing the same forcibly. CONSTITUTION:In continuous casting of molten steel for a thin plate, which is of the compsn. contg. <=0.05wt% C, <=0.02% Si, 0.1-0.5% Mn, 0.002-0.008% sol.Al, <=60ppm N and >=5ppm H, and is weakly deoxidized and contains hydrogen at a high rate, the molten steel is electromagnetically stirred along the front surface of the solidified shell in a crater until the solidified shell grown in a water-cooled casting mold attains to >=8mm. to fluidize the molten steel forcibly at the velocity at which the occluded gas is carried over and entrained in the molten steel, whereby foaming is suppressed effectively, the formation of the acicular or tubular foam in the surface layer of the ingot is prevented and the production of the rolled product having good surface conditions is made possible.
Patent JP-S53147193-A (JP)
Title: Reactor fuel grasping device
Inventor: KIKUCHI SAKAE
IPC: G21C19/20
Filed: 1977-05-27
Abstract: PURPOSE: To simplify the claw opening/clothing mechanism and its driving system, by means of giving the force to the side at the sliding part with the claw by up and down motion of the opening/clothing operation rod attened with the rotation motion of the fluid cylinder, and of rotating and opening/clothing the claw. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S51138482-A (JP)
Title: Device for detecting excessively discharged ticket
Inventor: KAZUMA YONENAGA
IPC: G06M7/00
Filed: 1975-05-26
Abstract: PURPOSE: To provide a device for detecting an excessively discharged ticket of simple construction for detecting admission tickets, commemorative tickets, etc. fed out in number more than predetermined upon feeding of the tickets. 
     COPYRIGHT: (C)1976,JPO&Japio