baber/WOPTO huggingface dataset:
Patent JP-S60259502-A (JP)
Title: Caster
Inventor: SAITOU NOBUFUSA
IPC: B60B33/00
Filed: 1984-06-05
Abstract: PURPOSE:To obtain a caster withstanding a heavy load with compact structure by providing a chain of bearings in multiple stages between an inner tube portion and an outer tube portion which are formed with a hollow, cylindrical shape between a mounting portion and a wheel portion. CONSTITUTION:A caster 1 is composed of a mounting portion 2 and a wheel portion 3. And the mounting portion 2 is composed of a hollow, cylindrical inner tube portion 22 having a flange portion 21, and each of an upper and a lower grooves 4A, 5A for stopping bearings are provided in the outer peripheral wall surface 23 of the inner tube portion 22. On the other hand, the wheel portion 3 is composed of a hollow, cylindrical outer tube portion 31, a pair of supporting legs 32 of supporting legs 32 provied downward in both sides of the lower portion of the outer tube and a wheel 33 supported by the legs, and eachof an upper and a lower grooves 4B, 5B for stopping the bearings are provided in the inner peripheral wall surface 34 of the outer tube portion 31. And each of the upper and the lower portions 5, 6 for accomodating a chain of bearings are formed by each of the grooves 4A, 5A and 4B, 5B for stopping the bearings as mentioned above, and a number of bearings B are inserted into this portion through each of an upper and a lower inserting holes 41, 51 and thus each of the upper and the lower chains of the bearings are formed.
Patent JP-S596448-A (JP)
Title: Hydraulic buffer
Inventor: KAWAMURA SADAO
IPC: F16F9/36
Filed: 1982-07-02
Abstract: PURPOSE:To enhance a sealing effect as well as reduce a sliding resistance, and thereby to lengthen life of parts, by enclosing magnetic fluid in a damper case and sealing a clearance between a piston and a rod pipe with the magnetic fluid. CONSTITUTION:A piston 3 fitted about a hollow piston rod 2 at an end thereof is slidably fitted into a damper case 4 enclosing magnetic fluid therein. A rod pipe 11 projecting into the damper case 4 is inserted into a hollow portion 2a of the piston rod 2, and there is defined a clearance 12 between the rod pipe 11 and a reduced diemetrical shoulder 3a of the piston 3. Magnetic circuit is formed among the damper case 4, the piston 3 and the rod pipe 11, and an electromagnetic coil 13 is provided in a part of the magnetic circuit. The rod pipe 11 is provided with a pressure variable mechanism for varying pressure independence upon piston position by an orifice 11a.
Patent JP-S595386-A (JP)
Title: Video signal quantizing circuit of ocr hand reader
Inventor: OOSAKA NORIHISA
IPC: G06V30/162
Filed: 1982-07-02
Abstract: PURPOSE:To perform accurate quantization with an excellent followup capability to a video signal, by providing a peak tracking and holding circuit which tracks the peak value of a video signal to a black output and a resistance voltage divider for a floating slice level. CONSTITUTION:A slice level set by the 1st black level is used for a next bit; when the video signal of this next bit is higher than the slice level, a comparator 7 generates an L-level output to turns on an analog switch 13 when a clock signal CLK is at the level L, and a new slice level is generated and used for a next bit. When the video signal is lower than the slice level, on the other hand, the comparator 7 generates an H-level output and a capacitor C1 holds the last value; and the slice level decreases depending on the time constant determined by the capacitor C1 and a resistance R4.
Patent JP-H07315590-A (JP)
Title: Enclosed type paper feeding cassette
Inventor: FUJISHIRO TAKESHI
IPC: B65H3/46
Filed: 1994-05-27
Abstract: PURPOSE:To provide an enclosed type throwaway paper feeding cassette which is precharged with color thermosensible paper sheets and prevents moisture absorption. CONSTITUTION:A paper feeding cassette 10 is precharged with a plurality of laminated color thermosensible recording paper sheet. When the paper feeding cassette 10 is set in a thermal printer, a shutter plate 16 is evacuated, opening an opening 14, and printer side driving force is transmitted to a connection gear 13. Printer side drive is transmitted to the connection gear 13 by the printing operation of the thermal printer, rotating a paper feeding roller. A color thermosensible recording paper sheet is fed to the thermal printer through the paper sheet sending opening 14 by the rotation of this paper feeding roller. All the used empty paper feeding cassettes 10 for color thermosensible recording paper sheets are recovered to a factory and recycled.
Patent JP-H09281951-A (JP)
Title: Display device
Inventor: SHIRATORI SEIICHI
IPC: H01J3/20
Filed: 1996-04-15
Abstract: PROBLEM TO BE SOLVED: To prevent distortion of characters, unnatural moving of scrolling display picture, and the like at the time of scrolling in a display device. SOLUTION: In one frame period, that is, in a period from a point of time t1 at which an interruption signal INT is detected to a point of time t2 at which scanning is started, indication position data DP1 of the present frame is transmitted and a CPU for processing display data is constituted so that new character data DD2 corresponding to the next frame is transmitted in a period t3-t4 from finish of scanning of the present frame to detection of the interruption signal INT of the next frame.
Patent JP-H07319670-A (JP)
Title: Tree adder and multiplier
Inventor: NAKAI YUJI
IPC: G06F7/50
Filed: 1994-05-27
Abstract: PURPOSE:To provide a tree adder which is highly integrated and easily realizes the generation of an optional number of bits. CONSTITUTION:A cell 1 including a partial product generator and wires for shifting, a cell 2 including a partial product generator, a full-adder, and wires for shifting, a cell 3 including a unit adder and wires for fields, and a cell 4 including a half-adder are provided, and those cells 1-4 are arranged according to a specific arrangement algorithm to constitute tree adders 21 and 22. And, the full adder is included in the same cell with the partial product generator to increase the degree of integration of the tree adders 21 and 22, and since the tree adders 21 and 22 are constituted by using the specific arrangement algorithm, the tree adders consisting of the optional number of bits can easily be provided.
Patent JP-H07322188-A (JP)
Title: Image data recording device
Inventor: SHIGYO YUJI
IPC: H04N5/91
Filed: 1994-05-27
Abstract: PURPOSE:To provide an image data recording device which is capable of compensating deficit image data which is smaller than a stipulated image size so that the image of each hierarchy may be a proper image when the image is reproduced. CONSTITUTION:Each of original image data Go is reduced in a reduction processing part 1m and hierarchical image data G1 to GM-1 is manufactured and difference data L0 to LM-2 is manufactured in an interpolation processing part 2m and an arithmetic unit 3m. When original image data G0 is smaller than a stipulated image size, a reference signal stipulating the generation timing of frame data and a discrimination result signal are generated and the signals are notified to a frame data generation part 4m and a switch control part 8. The frame data generation part 4m generates the frame data showing a frame image based on the reference signal. In response to the switch signal notified from the switch control part 8, the switch of a switching device 5m is controlled and difference data L0 to LM-2 and the frame data generated in the frame data generation part 4m of each hierarchy are alternatively selected. Each of the selected data is encoded in an encoding circuit 14 and is finally recorded in an information recording medium.
Patent JP-S5450203-A (JP)
Title: Transmitter for optical fiber communication
Inventor: TACHIKAWA MAKOTO
IPC: H04B10/00
Filed: 1977-09-28
Abstract: PURPOSE:To compensate the efficiency deterioration of a light emission element and make trouble detection possible by controlling the transmission power by a part of the output of the light emission element. CONSTITUTION:Modulated signal 1 is applied to light emission element 3 through transmission amplifier 2, and optical output 4 is transmitted to fiber 5. Then, a part of optical output 4 is made incident onto photo detection element 12 through feedback optical fiber 11, and the output is caused to pass through receiving amplifier 13 to obtain power feedback signal 7. Then, the difference between this signal and power command signal 6 is defined as power control signal 8, and signal 8 is applied to amplifier 2. As a result, the output deterioration of the light emission element dependent upon elapse of years can be compensated and trouble detection is possible.
Patent JP-S5639477-A (JP)
Title: Plate fixing structure of watch
Inventor: OKAKURA YOUJIROU
IPC: G04B37/18
Filed: 1979-09-07
Abstract: PURPOSE: To assure the plate fixing even when friction force is not enough between the elastic member and the drum by a method wherein specified projecting parts are furnished to the elastic member and the plate of an electronic calculator key board as well as the movement are simultaneously fixing with elasticity to the clock drum.  
     CONSTITUTION: Several projecting parts 13b are furnished to the elastic member 13 and the tip of this elastic member is formed into a thick senment 13c. Using the elastic force of this projecting part 13b as a required interference force, the movement 14 is inserted and fixing to the drum 11 from the lower direction. Then, the upward movement of member 13 is obstructed by the thick segment 13c. As a result, the plate 12 of the calculator key board is clamped with elasticity to the drum 11 by means of the member 13 and even when the friction force between the member 13 and the drum is not enough, the plate 12 is surely fixing to the drum 11. And further, the member 13 is shaped to cover the lower side of the board 12 and at this area, hollows, which are the space required for operating of key buttons 15, are formed. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S5816420-A (JP)
Title: Photoelectric controller
Inventor: HAAMAA ARAN RUISU
IPC: G02B6/35
Filed: 1982-07-05
Abstract: A switching device comprises two optical fibres disposed in two respective supports located one in line with the other. One of these supports is articulated about a transverse axis and loaded by a leaf spring which tends to space its free end from the adjacent end of the other support. The adjacent ends of these supports have oblique faces whose angles are supplementary and the movable support has a window exposing a portion of the fibre adjacent to its bevelled end. This fibre is associated with a light-emitting diode and the other fibre with a photodetector. When the adjacent ends of the fibres are spaced apart the light is reflected through the window, and when they are in optical contact the light is transmitted to the photodetector.
Patent JP-H10305812-A (JP)
Title: Apparatus for preventing band of packing machine from being welded
Inventor: YOSHINO SUEFUMI
IPC: B65B13/32
Filed: 1997-05-06
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for preventing a band from being welded which can prevent occurrence of secondary troubles by automatically preventing the belt-like band wound around a slide plate from being welded by artificial errors or erroneous operation of a machine. SOLUTION: A recessed stage 9 is provided on a part of a slide plate 3, and an anti-welding bar moving together with a welding heater 5 is fixed on a movable base for attaching the welding heater 5 along the recessed stage 9. While a band is wound around an object to be packed, function of the welding heater 5 may not hindered, but while the band is wound around the slide plate 3, the anti-welding bar comes against the wound band, thereby preventing function of the welding heater 5.
Patent JP-S61274370-A (JP)
Title: Junction type field effect transistor
Inventor: INADA TSUGUO
IPC: H01L29/808
Filed: 1985-05-29
Abstract: PURPOSE:To improve various characteristics of a J-FET, especially a mutual conductance, by introducing respective impurities forming a P-N junction by atomic plane doping. CONSTITUTION:On the (100) face of a semi-insulating GaAs substrate 1, a non- doped GaAs buffer layer 2, a plane 3 of Si atomic plane doping, a non-doped GaAs layer 4, a plane 5 of Be atomic plane doping and a non-doped GaAs layer 6 are successively formed by MBE method. Mesa etching is carried out for separation between elements and a gate electrode 7 which has ohmic contact with the GaAs layer 6 is formed on the layer 6. Si ions are implanted by utilizing the gate electrode 7 as a mask and N<+> type contact regions 8 are formed by a heat treatment with a halogen lamp or the like. Source and drain electrodes 9 which have ohmic contact with the regions 8 are formed with gold-germanium/gold (AuGe/Au).
Patent JP-S63310310-A (JP)
Inventor: BUINFURITSUTO KUNOORU
IPC: B26F1/20
Filed: 1988-05-12
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-H0191803-A (JP)
Title: Slide fastener
Inventor: ARUFUONSU FUREERITSUHI
IPC: D03D1/00
Filed: 1988-05-12
Abstract: PURPOSE: To prevent degradation in the flexibility of a supporting band, to stabilize the pitch between intermeshing elements even if transverse force is applied thereon, and to enable production at a high speed, by forming a slide fastener in such a manner that the warp is guided by constituting a repetitive unit of high-highmiddle-low in the projection diagram on the plane of the slide fastener. CONSTITUTION: Eight pieces of the warp on the rear connecting part 12 side of the intermeshing elements 10 is guided in order of the high-high-middle-low in the projection diagram on the plane of the slide fastener. Four pieces of the warp 5 on the intermeshing head part 11 side are guided in the repetitive unit of the high-middle-low-middle. The 'high' signifies that the warp 4 supports the double weft 17 of the monofilaments from above; the 'middle' signifies that the warp 4 is positioned between the double weft 17 of the monofilaments and the double weft 8 of the basic weft corresponding thereto and the 'low' signifies that the double weft 8 of the basic weft is supported from the lower side.  The warp of the entire part is guided in order of the high-high-middlelow- high-high-middle-low and the warp 5 of the entire part is guided by repetition of high-middle-low-middle-high-middle-lowmiddle.
Patent JP-S609858-A (JP)
Title: Nonmagnetic corrosion-resistant material having high strength
Inventor: YAMAMOTO MASAO
IPC: C22C30/00
Filed: 1983-06-29
Abstract: PURPOSE:To provide a titled member to be used for various machines, apparatus, etc. by consisting the same of specifically composed Mn, Cr, V, C, N and Fe, etc. CONSTITUTION:A nonmagnetic corrosion resistant member having high strength contains 10-40wt% Mn, 10-25% Cr, 0.3-3.0% V, <0.05% C and 0.2-1.5% N, contains further <=5.0% Mo according to need and consists of the balance Fe and incidental impurities. Said member is suitable for use with various machines, apparatus, etc. The Mn among the above-mentioned compsn. components is required to be >=10% in order to obtain magnetism as stable austenite but if >=40%, workability deteriorates. The Cr contributes to an improvement in corrosion resistance and V to an improvement in strength through strengthening by solutionization as well as to an improvement in work hardening and an improvement in strength aging. N contributes to an improvement in strength through strengthening by solutionization and Mo to an improvement in corrosion resistance and strength with addition of a small amt. C provide the effects such as an improvement in strength through strengthening by solutionization or the like.
Patent JP-H11293739-A (JP)
Title: Circulation type washing treatment device
Inventor: NAKAMURA MORIAKI
IPC: C02F3/06
Filed: 1998-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a circulation type washing treatment device capable of easily realizing conversion of a collecting type toilet into a flush toilet as an economical individual septic tank in such a zone that public sewageworks are not kept in a good state. SOLUTION: A circulation type washing treatment device is equipped with an inlet aeration tank 2 having an inlet watercourse 1 and a bio-aeration tank 3 carrying wooden thin pieces having microbes obtained from soil thereinto. A first sedimentation tank 5 in the downstream of the bio-aeration tank, a bio-contact aeration tank 7 earrying wooden thin pieces having microbes obtained from soil and contact members thereinto, a second sedimentation tank 8 connected thereto, an SS separation tank 9 for separating a suspended solid and a storage tank 10 aerated with ozone are incorporated thereinto.
Patent JP-S5741820-A (JP)
Title: Descaling method for steel strip
Inventor: KUBOTA MASAROU
IPC: C23G1/08
Filed: 1980-08-25
Abstract: PURPOSE: To descale with a high efficiency, and to obtain a sheet strip having an excellent surface condition, by immersing the high temperature strip coil afte hot rolling in water to cool the same and by subjecting the uncoiled strip coil to a mechanical treatment and a pickling treatment.  
     CONSTITUTION: A high temperature strip coil after hot rolling, in a coil form, is immersed in water and is cooled. After this water cooling, the scales of this coil 6 contain a residual FeO; this coil 6 is uncoiled from a coiler 15 and is subjected to a skin pass mill 20 by whose light rolling work the scale layer generates cracks. The strip is then passed through a brushing apparatus 22 for grinding off the scales. The strip is then passed through a pickling tahk 24 in order to completely remove the remaining scales with an acid soluting 25; after which, the strip is passed through a cleaning apparatus 26 for cleaning the strip surface. By the present descaling method, the loss of iron base is prevented, and the working time of the pickling treatment is shortened. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S596026-A (JP)
Inventor: SAKATA SOUJI
IPC: A47L9/14
Filed: 1982-07-02
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-S595820-A (JP)
Title: Oil pan structure
Inventor: OOTANI TOUICHI
IPC: F01M11/00
Filed: 1982-07-02
Abstract: PURPOSE:To improve a starting performance at a low temperature, by providing a buffle at an area between an oil pan and a crankcase, and a lead valve at the underside of buffle, in an engine to be installed with an inclination. CONSTITUTION:A buffle 10 is provided at an area between an oil pan 4 and a crankcase 1, and at the underside thereof a lead valve 11 is provided, which is opened by the actuation of pulsating pressure in the crankcase 1 and transfers an oil into the oil pan 4. A partition wall 12 has a passage 13 formed at one side thereof for communicating with the lead valve 11 and an oil chamber 14 formed at the other side thereof for collecting an oil therein overflowed from the passage 13. During the engine operation, the level of oil in the crankcase 1 is lowered for causing balance shafts 5, 6 and a crankweb 8 to reduce their agitating and upward scratching of oil. While an engine remains in recess, this condition is maintained as it is, and whereby facilitating to start an engine at a lower temperature.
Patent JP-S609496-A (JP)
Title: Measurement of viable count
Inventor: UEMOTO KIYOTERU
IPC: C12Q1/06
Filed: 1983-06-29
Abstract: PURPOSE:To omit labor for preparation of a medium, by cutting a sterilized agar medium packed into a bag of synthetic resin in round slice at a necessary time, transferring it into sterilized Schale. CONSTITUTION:The heated and dissolved agar medium 3 for measuring viable count is packed into the bag 1 consisting of a flexible resin such as polyvinylidene chloride, polyethylene, etc. It is deaerated, the opening part is closed, the medium is sterilized under heating, cooled and coagulated. When it is required, one end of the bag 1 is opened, the medium 3 is protruded, cut in round slice, and transferred into sterilized Schale. A specimen solution is applied to the agar medium cut in round slice, a colony is developed, and viable count is measured. By this method, labor to dissolve and to coagulate the medium 3 for use is omitted.
Patent JP-H0412529-A (JP)
Title: Manufacture of semiconductor device
Inventor: MATSUI YASUSHI
IPC: H01L21/316
Filed: 1990-05-02
Abstract: PURPOSE:To contrive to realize a prescribed isolation breakdown strength without reducing the film thickness of an isolation oxide film and without adjusting an impurity concentration in a channel stopper by a method wherein a frame, which has a prescribed thickness and consists of a nitride film, is formed on the sidewall of an opening part. CONSTITUTION:An oxide film 2 and a polycrystalline silicon film 3 are laminated in order, are formed on the main surface of a semiconductor substrate 1 and a nitride film 4 is formed on this film 3. An opening part 11 of a prescribed form is formed by removing selectively the films 4 and 3 in the depth direction from this film 4 down to the film 3 leaving the film 3 of a prescribed thickness under the lower part of the opening part 11. After that, a frame, which has a prescribed thickness and consists of the film 4, is formed on the sidewall of this opening part 11 and moreover, an isolation oxide film 16 is formed by oxidizing the opening part 11 using this film 4 as a mask. Thereby, the thickness, which is situated on the upper side of the surface of the substrate 1, of the formed film 16 becomes roughly equal with the thickness, which is situated on the lower part of the surface of the substrate 1, of the film 16 and the thickness of the film 16 on the lower side of the substrate surface becomes one of a sufficient degree to obtain reliably a prescribed isolation breakdown strength without adjusting an impurity concentration in a channel stopper.
Patent JP-H05316273-A (JP)
Title: Image forming device
Inventor: NODA TAKASHI
IPC: G09G5/00
Filed: 1992-05-08
Abstract: PURPOSE:To easily and surface perform a maintenance operation by controlling so as to shift a mode to that required to be operated successively after one operation is completed. CONSTITUTION:An input means consists of a reading part 30, a printer 20 and a control panel 70, the instruction of a maintenance operation is received by a reading part 30. The reading part 30 expose-scans the image of an original placed on an original platen 31 by a scanner 32, photoelectrically converting the image reflection light by means of a color image sensor 3. A prescribed processing is applied on the result to generate image data to be stored in a buffer memory 34. A control means sets and displays the inside state of a device and/or controls the operation of each part of the device according to the instruction of the operation mode of a key control section 72 on the panel section 70. When one operation has been completed, the key of the key control section 72 is used to control to set the operation mode to be processed next. Thus the operation mode required to be operated relatedly is automatically selected and the missing of work items can be prevented, resulting in easily performing the maintenance operation without fail.
Patent JP-H05311139-A (JP)
Title: Production of particle board
Inventor: AKAMATSU TAKAMASA
IPC: C09J121/00
Filed: 1992-05-08
Abstract: PURPOSE:To obtain a particle board having excellent water-resistance, emitting little formalin smell because of extremely low volatile formaldehyde content by using a specific amino resin adhesive having excellent storage stability. CONSTITUTION:The particle board is produced by using an adhesive consisting of an amino resin obtained by reacting (A) melamine, (B) formaldehyde and (C) methyl alcohol at a B/A molar ratio of 1.8-2.15 and a C/B molar ratio of 0.3-0.5 in the presence of a catalyst consisting of a caustic alkali (the molar ratio of the caustic alkali to the component B is 2-4wt.%). The amount of the component A is 50-70wt.% based on the non-volatile resin component.