baber/WOPTO huggingface dataset:
Patent JP-S609546-A (JP)
Title: Forging method of dog toothed helical gear and die thereof
Inventor: MIYAMURA TADASHI
IPC: B21J13/02
Filed: 1983-06-27
Abstract: PURPOSE:To manufacture a dog-toothed helical gear at high productivity and at high material yield by putting the material in a die consisting of an upper die and a lower die of specified shape, and forging by upper and lower punches. CONSTITUTION:When manufacturing a helical gear having dog tooth 1 and helical tooth form 2 used for transmission of a car by forging, a lower die 11 provided with a recessed part 14 to fit to an upper die 20, an escape space 16 and a dog tooth forming section 17 is fitted at the outside of a core 13 concentrically. After putting a steel material 15 in a space formed by the lower die 11, lower punch 18 and the core 13, the upper die 20 and upper punch 25 are lowered synchronously, and a projected part 23 of the upper die 20 is fitted to the recessed part 14 of the lower die and centered. Then, the upper punch 25 and lower punch 18 are brought close to each other synchronously and the material 15 is compressed. Thus, a helical gear 3 having dog tooth 1 and helical tooth form 2 is forged with excellent dimensional accuracy and high material yield.
Patent JP-H11306886-A (JP)
Title: Wire harness dismantling device
Inventor: TAKAMURA YOSHIKATSU
IPC: H01B15/00
Filed: 1998-04-27
Abstract: PROBLEM TO BE SOLVED: To automatically separate electric wires from terminals and connectors constituting a wire harness W/H. SOLUTION: In this wire harness dismantling device, a pair of rollers 10 are provided below a grasping member 5 rising and falling also grasping the wire harness W/H, and hitching attachments 11 having spaces connectors 3 are inserted and pulled in are fixed to the periphery 10a of the rollers 10. A cylinder 4 is activated to move the grasping member 5 down to the position at which the connectors 3 are contacted with the periphery 10a, and at the same time, the rollers 10 are rotated in the directions indicated by the arrows R, thereby the connectors 3 are pulled in and locked on the hitching attachments 11. The rollers 10 are further rotated to separate the connectors 3 and terminals from electric wires 1 of the wire harness W/H.
Patent JP-S5820520-A (JP)
Title: Buffer for vehicle with hydraulic transmission mechanism
Inventor: FUJIMOTO SEIGO
IPC: B60K17/10
Filed: 1981-07-25
Abstract: PURPOSE:To avoid a shock at the time of starting and stoppage, by providing a buffer communication valve in the hydraulic transmission mechanism of a tractor or the like and connecting the valve to main fluid passages on a high and a low pressure sides so that the valve acts in response to acceleration. CONSTITUTION:In a tractor, the torque of an engine 5 is transmitted to a hydraulic transmission mechanism 9 through an input shaft 11. In the transmission mechanism 9, a hydraulic pump 15 is turned at prescribed rotational frequency depending on the discharge quantity of a variable pump 12 appropriately set by a manual lever or the like, to rotate an output shaft 13 in a stepless speed change manner to move the tractor at a prescribed speed. In the constant-speed movement of the tractor, a communication valve 26 remains closed. At the time of starting or stoppage of the tractor, an acceleration-sensitive weight 33 swings forward or backward to open the valve element 29 to cause a prescribed quantity of leakage from the high-pressure one of main fluid passages 16a, 16b to the low-pressure one. As a result, the rotational frequency of the hydraulic motor 15 is restricted to smooth the starting or stoppage.
Patent JP-H07322015-A (JP)
Title: Correction method for picture reader
Inventor: KATAYAMA YUJI
IPC: H04N5/361
Filed: 1994-05-30
Abstract: PURPOSE:To shorten time from the lighting of a lamp to the start of reading by correcting a multipying factor which is not affected by lamp outgoing light quantity before shading correction. CONSTITUTION:An opening degree storing a diaphragm 9 is made. A CCD line sensor 11 reads scales on reference glass, namely, a multiplying factor chart and stores the output level distribution of respective image pickup elements. of the output distribution levels of the respective image pickup elements in a white reference original which is previously stored to the above level is operated. Then, a correction multiplying factor is operated based on it, a multiplying factor is corrected and shading correction is executed. Shading correction affected by lamp outgoing light quantity is executed after multiplying factor correction which is not affected by it. Thus, it is not required to wait for the stability of lamp outgoing light quantity. Although the white level of the read result of the multiplying factor chart is not uniform before shading correction, the ratio with the reference original, which is previously measured, is given. Thus, the white level is made uniform and the discrimination of a threshold for removing noise can be executed without a trouble.
Patent JP-H10310425-A (JP)
Title: Production of anhydrous lithium chloride
Inventor: KI RO
IPC: C01D15/04
Filed: 1997-05-07
Abstract: PROBLEM TO BE SOLVED: To easily and efficiently obtain high-purity and uniform anhydrous lithium chloride by microwave-heating lithium chloride hydrate to vaporize its water of crystallization. SOLUTION: The microwave of 3-30 cm wavelength (1,000-10,000 MHz) is preferentially used in this method. However, the microwave to be used in heating is legally controlled in our country, and the microwave of 2,450 MHz can be practically used at present. The heat to be produced is shown by P=(5/9) fεγ δ(V/D)<2> ×10<-12> (W.cm<-3> ) on condition that there is no clearance between the material to be heated and an electrode. In the equation, P is the power absorbed in unit volume of the heating material, (f) is the frequency of the heater, (V/D)<2> is the field intensity, εγ is the dielectric constant, tan δ is the dielectric power factor, V is the voltage, and D is the interval between the electrode plates. The desired anhydrous lithium chloride is produced within the tine of 1/3 to 1/5 of that in the case of external heating.
Patent JP-S5240951-A (JP)
Title: Double phase psk signal demodulation system
Inventor: MURAKAMI MASAHIRO
IPC: H04L27/233
Filed: 1975-09-26
Abstract: PURPOSE: The demodulation is performed by directly counting the signal compounded with reference carrier wave signal. As a result, redundancy can be ensured for the ratio of clock frequency. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H01287988-A (JP)
Title: Connecting structure of ic unit
Inventor: MASAKI HISASHI
IPC: H05K1/18
Filed: 1988-05-16
Abstract: PURPOSE:To delete connecting positions to a circuit board by bonding an IC device to finger leads through a plurality of rows of device holes arranged laterally, and connecting an IC unit in which a plurality of the devices are provided as one set to the board. CONSTITUTION:A plurality of rows of IC device holes 7 are disposed at a predetermined interval laterally of a carrier tape 3 to place an IC device 4 as a display driver chip for a segment signal or the like. The device 4 is disposed at the lower side of the tape 3, and electrodes are bonded to finger leads 8 formed by inwardly extending from the holes 7 onto the tape 3. The lead terminals 8a of the leads 8 are laid around at the lower face of the tape 3 via through holes 11, connected to a connecting pattern 10, and the tape 3 is so cut as to form an IC unit 2 having the devices 4 of half of one row. Thus, the plurality of devices 4 are unitized to delete the connecting positions to a circuit board 1.
Patent JP-S60260112-A (JP)
Title: Variable high frequency transformer
Inventor: MIYAKE CHIAKI
IPC: H01F21/10
Filed: 1984-06-07
Abstract: PURPOSE:To stabilize a rotating torque of cap core by employing the structure where a through hole is provided in the desired width in parallel to the side surface at the ceiling in the same direction as the threaded portion provided to the side surfaces opposed to each other of the shield case. CONSTITUTION:A pair of slits 1 in the desired width is provided at the top in the same direction as the threaded portion 3 of the shield case 5. Thereby an elastic effect of the side surface as a whole of the threaded portion 3 can be obtained and such elastic effect becomes maximum at the contact area between the cap core 4 and the threaded portion 3 of the shield case 5 and stable core rotating torque can be obtained even in any kinds of combination of the cap core 4 and the shield case 5 having fluctuation in sizes. Thereby, accuracy of size of cap core, threaded portion of shield case can be alleviated and automatic frequency adjustment can be realized easily.
Patent JP-H08310623-A (JP)
Title: Heavy cargo moving device
Inventor: KOZUKA TERUO
IPC: B65G7/02
Filed: 1995-05-16
Abstract: PURPOSE: To raise and lower a heavy cargo by a simple connecting or disconnecting operation by providing rods, the axes of which are parallel to the longitudinal direction of a frame and which can turn around the axes, plural rollers which can move in and out of the bottom face of a heavy cargo or its pedestal and which are fixed in a row longitudinally in relation to the rods, and arms for turning the rods. CONSTITUTION: One end of each rod 5 is turnably inserted into the recessed part 25 on the inner side of the back of a main frame 10, and the neighborhood of the rod end is supported by the main frame 10. The other end of the rod is connected to an arm 7. The arms 7 are nearly vertical when rollers 6 are retracted. When the arms 7 are turned outwardly from the vertical position, the rollers 6 are slowly projected from the undersurface of the pedestal 2, and the rollers 6 are rotated to lift the pedestal 2 and a heavy cargo 1. Pins 23 of a locking mechanism 8 are operated to project arm locking pins 18 to lock the arms 7. Thus, since the rods 5 are not turned during the period of moving the heavy cargo 1, the work can be safely performed.
Patent JP-S5820754-A (JP)
Title: Film-forming method of electrically conductive film
Inventor: MAEDA UMIO
IPC: C03C17/23
Filed: 1981-07-28
Abstract: PURPOSE:To form a metallic oxide film having the uniform electric conductivity in a uniform thickness on the surface of a glass substrate, by bringing a composition consisting of powder of organic indium compound and an organotin compound into contact with the surface of a glass substrate at a high temperature in an air stream. CONSTITUTION:Powder of a composition prepared by mixing a powder having a particle size <=10mu of an organic indium compound, e.g. triacetylacetonatoindium or indium lactate, and powder having a particle size <=10mu of an organotin compound, e.g. oxalate, lactate or acetate, of tin at an atomic ratio between the indium and the tin of 1:(0.01-3) is suspended in the air. An air current containing the resultant composition powder is then blown on the surface of a glass substrate at the surface temperature of 400-650 deg.C to form a uniform electrically conductive film consisting of indium oxide essentially on the surface.
Patent JP-H10279161-A (JP)
Title: Adhesive tape cutter for forming releasing tab in cut adhesive tape
Inventor: OKA HIDENORI
IPC: B65H35/07
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an adhesive tape cutter which is capable of forming a releasing tab for an adhesive tape to be easily and cleanly released in releasing it after it is applied, and which is simultaneously usable as a conventional cutter. SOLUTION: A sheet to be a releasing tab is overlapped to form layers, a holder 2 having the uppermost part where the sheet is exposed is provided to be adjacent to a cutter 3, and the adhesive tape is cut to stick the releasing tab. By changing disposition of the holder 2 and the cutter 3, the cutter 3 is usable as a conventional cutter without forming the releasing tab. By installing the holder 2 integrated with the cutter 3, and a separate cutter only on a single holder, providing a rotary shaft on it, and rotating it to change them, the cutter 3 for forming the releasing tab and the conventional cutter without forming the releasing tab can be selectively used.
Patent JP-H0417589-A (JP)
Title: Control drive device
Inventor: SATO OSAMU
IPC: H02P29/20
Filed: 1990-05-07
Abstract: PURPOSE:To move and position an object quickly and highly accurately by superposing a pulse signal which passed a switch means on a target error signal and then driving a motor with that superposed signal. CONSTITUTION:A microcomputer 2 controls a switch part 6 with a switch control signal so that a switch is opened when an error (target error signal) is large and the switch is closed when the error is small. When the error is small, the switch part 6 causes a clock pulse generation circuit 1 to supply a motor control circuit 3 with a series of pulses having a time constant greater than the mechanical time constant of a motor 4. The motor control circuit 3 adds the target error signal to the continuous pulse signal and supplies the motor control signal to the motor 4. Then, the motor part 4 drives a member to be moved 5 according to the motor control signal and then controls a main control amount.
Patent JP-S606006-A (JP)
Inventor: JIYAN JIYORUJIYU BUIEERU
IPC: F02K3/04
Filed: 1984-06-07
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H02298277-A (JP)
Title: Production of surface-treated steel sheet
Inventor: WAKE RYOSUKE
IPC: C23C28/02
Filed: 1989-05-12
Abstract: PURPOSE:To render fine appearance, superior adhesion to paint, superior corrosion resistance after coating and superior high-speed seam weldability by successively subjecting the surface of a steel sheet to degreasing, pickling in an acid bath contg. divalent Sn ions, tinning and coating with chromium oxide. CONSTITUTION:The surface of a cold rolled steel sheet is degreased, and pickled in a sulfuric acid pickling bath contg. 5-20g/l divalent Sn ions and 30-150g/l sulfuric acid. The pickled surface is tinned at 2-15A/dm<2> current density to form 20-200mg/m<2> Sn layer and this Sn layer is coated with 30-150mg/m<2> metallic Cr and/or 2-40mg/m<2> (expressed in terms of Cr) chromium oxide by conventional Cr plating or Cr plating and chromating. A surface-treated steel sheet for welded cans fit to fill and preserve various foods, drinks, etc., is obtd.
Patent JP-H08309511-A (JP)
Title: Formation of diaphragm of hollow cross sectional structure
Inventor: HIRANO KOICHI
IPC: B22D25/02
Filed: 1995-05-16
Abstract: PURPOSE: To easily form an integral type diaphragm by forming a mold in the inner part of an outside member, assembling the outside members to form a hollow cross sectional structure and pouring molten steel into a cavity in the mold from the outer part. CONSTITUTION: The upper outside member 10 and the outside member 11 are put together and a V-shaped bevel butt-welding is applied to the bevels 13 to form a hollow cross sectional structure 20. This hollow cross sectional structure 20 has the same shape as a square pipe and a sprue 1a and a gas vent hole 1b are provided at the upper part, and a sand mold 8 and a core 9 are formed in the inner part. The molten steel 23 is poured into the cavity from a ladle 23 by setting a guide 21 to the sprue 1a. When the molten steel 23 sufficiently solidifies, the core 9 is broken out with a hitting rod, etc., from the outer part and the sand mold is scraped out from the developed opening hole. By this method, since the joining part between the outside member and the diaphragm, that is, an inspection part is positioned near the outer surface, a non-destructive test can easily be applied.
Patent JP-H04346883-A (JP)
Title: Waste disposal method
Inventor: MINEYUKI SHIRO
IPC: B09B5/00
Filed: 1991-05-22
Abstract: PURPOSE:To enhance working efficiency by providing both a receiving hopper and an apron conveyor for receiving all waste to the upper stage of the disposal equipment systems of every kind of waste in a waste disposal installation. CONSTITUTION:In the inside of a waste disposal installation, a receiving hopper 3, a receiving apron conveyor 4, a bag breaking machine 5, a bag separating conveyor 6, a magnetic separator 7 and a carrier conveyor 8 are provided as the disposal equipment of noncombustible refuse. A receiving hopper 11, a receiving apron conveyor 12, a crusher 13 and a carry-out conveyor 14 are provided as the disposal treatment of bulky refuse. A receiving hopper 1 and a freely reversely rotated receiving apron conveyor 2 for receiving waste are provided to the upper stage of two systems of disposal equipment.
Patent JP-H0414800-A (JP)
Title: Inverter type x-ray device
Inventor: TAKANO HIROSHI
IPC: H05G1/32
Filed: 1990-05-09
Abstract: PURPOSE:To always obtain as excellent tube voltage even when a drop or pulsation is generated in an inverter input voltage by providing a linearization correcting means and an input voltage correcting means in a feedback control device, for compensating a variation quantity of an inverter input voltage. CONSTITUTION:In a feedback control device 8a, outputs of both a proportion adjust means 14a and a differential adjust means 15a are deducted from an output of an integration adjusting means 13a to obtain a difference signal u1, which is input to an input voltage correcting means 10a. Then, an inverter input voltage signal v1 detected by an inverter input voltage detector 7a is input to the input voltage correcting means 10a to obtain a tube voltage set value signal u2 wherein the u1 is corrected by the v1. The tube voltage set value signal u2 is input to a linearization correcting means 11a to obtain a phase difference phi, which is input to a phase difference generating means 18a. An inverter control signal obtained by the phase difference generating means 18a is input to an inverter for control so as to obtain a desired tube voltage.
Patent JP-S61272640-A (JP)
Inventor: KURAUSU DABERUSHIYUTAIN
IPC: G02B27/46
Filed: 1986-05-23
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07324381-A (JP)
Title: Column-beam joining structure
Inventor: KAWAZOE TSUTOMU
IPC: E04B1/24
Filed: 1994-05-31
Abstract: PURPOSE:To temporarily fix a back plate to a column with ease and for sure. CONSTITUTION:A back plate 2 is laid along the inner surface of a column 1, the end plate 6 of a beam 5 is laid along the outer surface of the column 1, and a mounting bolt 7 is screwed to the bolt hole 3 of the back plate 2 through the bolt insert hole 4 of the column 1 from the mounting hole 7 of the end plate 6 to connect the column 1 to the beam 5. At that time, temporary fixing holes 10, 11 are bored in the column 1 and the back plate 2, and a temporary fixing fixture 12 such as temporary fixing bolt is preliminarily inserted to the temporary fixing holes 10, 11 of the column 1 and the back plate 2 to temporarily fix the back plate 2 to the column 1.
Patent JP-H09137705-A (JP)
Title: Cylinder head
Inventor: BUINFURIITO KUREEPUSU
IPC: F02F1/42
Filed: 1996-05-13
Abstract: PROBLEM TO BE SOLVED: To provide the compact and light structure of cylinder head, and a composition part which can be easily manufactured and which can be easily assembled and which has good perspective. SOLUTION: In a cross section of an internal combustion engine, an intake valve 13 and an exhaust valve 14 form a valve angle at nearly 29-31 degree against a plane A-A in the longitudinal direction at a central part of an internal combustion engine, and a rotary shaft of locker arms 15, 16 formed as a locker arm with roller is positioned outside of both angle lines 22, 23 forming the valve angle. An ignition plug is extended in a V-shaped cylinder head area 21, which is formed by the intake valve 13 and the exhaust valve 14, along the plane A-A in the substantially longitudinal direction at a central part.
Patent JP-S5818613-A (JP)
Title: Slanting light and dark visual field luminaire
Inventor: HAYASAKA TOSHIMI
IPC: G02B21/10
Filed: 1981-07-28
Abstract: PURPOSE:To protect the eyes of a person in charge of examination and to improve the efficiency of the observation while eliminating the adjustment of brightness during switching, by automatically inserting a dimming member into an optical path of lighting in cooperation with switching from dark visual field to light visual field lighting. CONSTITUTION:During dark visual field lighting, an optical path changeover knob 10 is pressed in and a filter frame 12 abuts on a stopper 15 to be inserted in an optical path of light visual field lighting. Then when the knob 10 is drawn out to perform switching to light visual field lighting, the frame 12 while inserted into the optical path of light visual field lighting constitutes and an optical system for the light visual field lighting and an ND filter 14 is inserted into the optical path automatically, so that the difference in brightness during the switching from the dark visual field lighting to the light visual field lighting is reduced automatically in cooperation with the switching of lighting. If lighting brighter than the light visual field lighting is required, an arm 17a is operated to rotate a spring-away ring 17 against the tensile force of a spring 18, and a projection 12a formed on the frame 12 is pressed by a pawl 17b to rotate the frame 12, which is sprung out of the optical path of the light visual field lighting.
Patent JP-S62276054-A (JP)
Inventor: BENZU RORUFU
IPC: D03D47/36
Filed: 1987-05-14
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07317864-A (JP)
Title: Power transmission device
Inventor: ABE MASANORI
IPC: F16H13/08
Filed: 1994-05-31
Abstract: PURPOSE:To provide high transmission torque, to prevent the occurrence of abnormal wear to bearings, and to improve wear resistance and corrosion resistance of a roller support part. CONSTITUTION:A closed space part in a device body is filled with a water oil lubricant having high traction factor or a high friction factor and a solvent 60 and seal members 51 and 56 are disposed on the closed space part between device bodies 50 and 55 and input and output shafts 1 and 11. Bearings 52a, 52b and 57a, 57b on the input and output shaft sides are insulated from the water oil lubricant and the solvent 60 and high transmission torque is produced by roller type power transmission mechanisms 7, 8, and 16. The bearings 52a, 52b, 57a, and 57b and the water lubricant and the solvent 60 are cut off by the seal members 51 and 56 and meanwhile, each bearing is sealed with grease. Further, a bush 54 made of ceramics is located between the roller and the roller support shafts 15 of the roller power transmission mechanisms.
Patent JP-S63283773-A (JP)
Title: Injection nozzle for washing
Inventor: NAKAYAMA HITOYO
IPC: B05B3/04
Filed: 1987-05-15
Abstract: PURPOSE:To efficiently wash a heat transfer pipe without using specific driving motive power and a bearing by rotating an injection nozzle for washing in such a state that it is pushed up with water pressure and also aligning the end part opposite to the turning blade of the nozzle with water seal. CONSTITUTION:The fluid sent at about 7-8kg from a conveying pump is introduced into a turning blade housing chamber 3 in the lower part of a nozzle through a supply pipe 4 and gives rotating force to a turning blade 2, and force for pushing up the nozzle is added to a shaft 14; thereby, the nozzle is brought into contact with a bearing metal 29. On the other hand, one part of the fluid is introduced into a cover chamber 8 via a flow rate control part 9 from a flow path 7 and sent into the injection nozzle 6 through a fluid inlet 17 and injected through an injection port 16a. At this time, one part of the fluid is jetted through a fluid discharge port 21 of the center of a closed pipe 22 and fed to a bag-shaped bearing chamber 20. As a result, the seal due to the fluid is caused between the chamber 20 and the closed pipe 22 and the injection nozzle pipe 16 is aligned.