baber/WOPTO huggingface dataset:
Patent JP-S63160479-A (JP)
Title: Magnetic recording and reproducing device
Inventor: MATSUO EIJI
IPC: G11B20/02
Filed: 1986-12-24
Abstract: PURPOSE:To improve a recording density by sequentially connecting video elements of an N system the time base of which is compressed to 1/N and synthesizing with successive original video signals. CONSTITUTION:The time base of the respective video signals time divided into N in the number is extended to N times for every one horizontal scanning period to obtain the successive video signals of the N system and FM modulated. Then, the one horizontal scanning period of these FM video signal time divided into N in the number, sequentially taken out to synthesize the FM video signals of a (N+1) system and sequentially recorded by magnetic heads 71-73 of (N+1) in the number disposed at an equal interval of 360 deg./(N+1) on a magnetic tape 18 wound on a rotary drum 8 by an angle larger than (860 deg.-(360 deg./(N+1)). Then, the FM video signal is reproduced by the magnetic heads 71-73 from a recording system and the magnetic tape 18 recorded by this recording system, thereafter demodulated, the time base of the video signal of the demodulated video signals of the (N+1) system is compressed to 1/N and the compressed video signal is synthesized with the original video signal of the N system. Thereby, a recording can be executed with the high density.
Patent JP-S63166669-A (JP)
Title: Moving device in pipe
Inventor: TERAURA MINORU
IPC: B62D57/02
Filed: 1986-12-27
Abstract: PURPOSE:To make a pipe moving device freely travelable in a pipe irrespective of form and status in the pipe inside, by constituting it with two expanders, repeating their expansion and contraction, and one elastic body connected to these expanders. CONSTITUTION:A pipe moving device consists of at least two pieces of expanders 1 and 2, repeating their expansion and contraction in the radial direction of a pipe P by injection and discharge of a fluid, and an elastic body 3, repeating its expansion motion in the forward of the pipe by the injection and discharge of the fluid as well as an injection-discharge controller 4 individually injecting or discharging the fluid to or from these expanders 1 anmd 2 and the elastic body 3 respectively. And, the fluid is put in these expanders, making them stick to a pipe inside wall with pressure, thus they are traveled inside the pipe while expanding or contacting the elastic body.
Patent JP-H03206262-A (JP)
Title: Covering material for forms
Inventor: ISHIZAKI YOSHIO
IPC: E04G9/10
Filed: 1989-11-29
Abstract: PURPOSE:To prevent the generation of air bubbles and foams in a concrete surface by forming the infinite number of pin holes in a water resisting film, foil, or sheet at least the outer surface side of which has a smooth surface. CONSTITUTION:A top wall 2 and a side peripheral wall 3 have sizes approximately equal to the sizes of a surface 5 of forms 4 and a side 7, respectively, containing a sash bar 6. A covering material 1 is formed in the shape of a square trapezoidal box so that it is easily covered from the surface 5 side of forms 4. The surface side, except the back 8 side, of the forms 4 is covered with the covering material, and the main point of a side peripheral wall 3 of the covering material 1 is locked to the sash bar 6 of the forms 4 by means of staple or an adhesive tape. The covering material 1 forms a laminate of an outer layer 10 and a base material 11. The outer layer 10 being a waterproof layer is formed of a film or a sheet of a plastic material. The base material is formed of a sheet base material, and pin holes 15 are formed in the outer layer 10.
Patent JP-H06164340-A (JP)
Title: Data delay method
Inventor: SATO YASUNORI
IPC: H03K5/13
Filed: 1992-11-19
Abstract: PURPOSE:To reduce the scale of a circuit for delaying data and to reduce power consumption. CONSTITUTION:By using two memory element parts 60 and 70 constituted of dual port memories, the two memory element parts 60 and 70 are alternately accessed by address decoders 101 and 102 and addresses inside are operated at the speed 1/2 of the speed of input data outside for instance. In such a manner, it is not required to use the dual port memories for the constitution of the memory element parts 60 and 70 and a circuit area can be reduced. Further, the preset value of an odd number or an even number is supplied to an address counter 90, a delay number is decided and the input data are delayed. Thus, the control circuit of the address counter 90 is unnecessitated and an address value can be decided by only one address counter 90.
Patent JP-S63167794-A (JP)
Title: Pretreating method for enzymatic hydrolysis of cellulose material
Inventor: INUI TOSHIFUMI
IPC: C12P19/14
Filed: 1986-12-27
Abstract: PURPOSE:To enhance enzymatic hydrolysis ratio to a bustrate, by applying halogen treatment to a cellulose material previously irradiated by electron beam, etc., removing at least part of water content from the treated material and further treating the material with an aqueous alkali solution. CONSTITUTION:Electron beam or gamma-ray having 10<6>-10<8> rad is irradiated to a needle-leaf tree such as cedar, pine, etc., which is then treated with a halogen or halogen compound. Then part or all of water content which is contained in the needle-leaf tree is removed and further delignin treatment is carried out using an aqueous alkali solution. the aqueous alkali solution includes aqueous sodium hydroxide solution, aqueous potassium hydroxide solution, aqueous ammonia solution, etc. Delignin proceeds and enzymatic hydrolysis ratio to a substrate increases by treating the cellulose material with chlorine water and removing water content which is contained in the cellulose material.
Patent JP-2000135292-A (JP)
Title: Balloon fixture
Inventor: HIEJIMA NORIHIRO
IPC: A61M39/02
Filed: 1998-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a balloon fixture for fixing a balloon firmly to a fixing shaft or connector with appropriate caulking strength, absorbing change of the thickness of the balloon even when the thickness is changed. SOLUTION: This balloon fixture consists of an inner caulking member 1 to be inserted into the end of a tubular-formed balloon B and an outer caulking member 2 to be engaged with the outside of the end of the balloon B. The inner caulking member 1 has caulking protrusions to expand the end of the balloon B in the radial direction and fix the balloon, and the outer caulking member 2 has a fixing cylinder 21 to clasp the end of the balloon B together with the caulking protrusions 13, 14 of the inner caulking member 1. The fixing cylinder 21 of the outer caulking member 2 is a tapered cylinder whose inner diameter becomes larger from the top end to the bottom end, and the caulking strength can be increased/decreased by the relative movement of the inner caulking member 1 inserted into the outer caulking member 2 in the axial direction.  And slipping of the balloon in the axial direction is prevented by engagement of the sawlike protrusions 15 of the inner caulking member 1 with the engagement hooks 25 of the outer caulking member 2.
Patent JP-H03171035-A (JP)
Title: Semiconductor optical switch
Inventor: KOGA YUJI
IPC: G02F1/313
Filed: 1989-11-30
Abstract: PURPOSE:To improve switching characteristics by dividing a waveguide layer to an upper part and a lower part with a reverse conduction type semiconductor waveguide layer as a center. CONSTITUTION:This switch is provided with the layer structure successively laminated with the conduction type semiconductor lower clad layer 4-1, the undoped semiconductor lower waveguide layer 2-1, the reverse conduction type semiconductor waveguide layer 1, the undoped semiconductor upper waveguide layer 2-2, the conduction type semiconductor upper clad layer 4-2, and the conduction type semiconductor cap layer 6 on a high-resistance semiconductor substrate 7. The switch has two pieces of the proximate rib type optical waveguides obtd. by removing the layers down to the undoped semiconductor upper waveguide layer 2-2, the conduction type semiconductor upper clad layer 4-2 and the conduction type semiconductor cap layer 6 and has electrodes 5 connected respectively electrically to the conduction type semiconductor cap layer 6, the reverse conduction type semiconductor waveguide layer 1 and the conduction type semiconductor lower clad layer 4-1. Further, these layers exclusive of the respective electrodes 5 and the rib type optical waveguides are embedded by the high-resistance semiconductor embedding layer 3. The switching characteristics are improved in this way.
Patent JP-H03171930-A (JP)
Title: High output repeating installation to be loaded on satellite
Inventor: KOIKE TATSUYA
IPC: H04B7/185
Filed: 1989-11-30
Abstract: PURPOSE:To curtail a traveling-wave tube amplifier, while securing a necessary redundancy by controlling a traveling-wave tube power source, based on a remote command and making its frequency characteristic variable, with respect to the traveling-wave tube amplifier used for a repeating installation. CONSTITUTION:A signal received by a receiving circuit 1 is allowed to branch into each frequency channel by a channel branching device 2. Signals allowed to branch are switched to each traveling-wave tube amplifier 5 of a power amplifying part 3 which are set, respectively by a ring-like switching circuit 6 and outputted, and amplified therein, and thereafter, unified again to a frequency determined in the same way by a ling-like switching circuit 7, multiplexed in a channel multiplexer 4, and outputted. Also, plural pieces of traveling-wave tube amplifiers 5 provided on the power amplifying part 7 are constituted so as to be brought to remote command from the ground so that an optical operation can be executed even in the frequency band of any frequency channel. In such a way, while holding a necessary redundancy, the number of traveling-wave tube amplifiers can be reduced.
Patent JP-2000128626-A (JP)
Title: Aluminum oxide matrix sintered compact and its production
Inventor: HATANO YUUKI
IPC: C04B35/10
Filed: 1998-10-30
Abstract: PROBLEM TO BE SOLVED: To obtain aluminum oxide matrix sintered compact having both high fracture resistance and heat shock resistance while maintaining excellent abrasion resistance of characteristic aluminum oxide and to provide a method for producing the sintered compact. SOLUTION: In this aluminum oxide matrix sintered compact comprising 80-95 wt.% of aluminum oxide, 5-20 wt.% of zirconium oxide, further at least one kind of magnesium, calcium chromium, nickel, cobalt, iron and silicon in an amount calculated as oxide of <=3 wt.% in outer weight, the ratio of the average particle diameter of aluminum oxide to that of zirconium oxide is in the range of 1-5 times, the average particle diameter of aluminum oxide is 0.5-3 μm and that of zirconium oxide is 0.1-1.0 μm.
Patent JP-H06231538-A (JP)
Title: Disk recorder/reproducer
Inventor: KITAYAMA ATSUSHI
IPC: G11B20/10
Filed: 1993-11-17
Abstract: PURPOSE:To record an audio signal from a time point before a record key is pressed by efficiently utilizing a buffer memory. CONSTITUTION:After audio data is compressed, it is once written in a buffer memory 35, then read, and recorded on a disk. At the time of reproducing, data output from the disk is once written in the memory 35. The data read from the memory 35 is expanded, and the audio data is reproduced. At the time point before entering a record mode, a writing is so controlled as to always write input audio data in the buffer 35 before a time responsive to a capacity of the buffer 35 from a present time point. When a start command of an actual record mode is generated, the audio data is read from the memory 35 of the previous data at a timing from the time point of the command, and recorded on a disk 1B.
Patent JP-H08147628-A (JP)
Title: Magnetic recording and reproducing head
Inventor: KAWAI NOBORU
IPC: G11B5/31
Filed: 1994-11-21
Abstract: PURPOSE: To obtain a magnetic recording and reproducing head by which a magnetic pole and a disk can be brought into contact, and slid, satisfactorily and stably even when a pressure force is small. CONSTITUTION: A magnetic recording and reproducing head is constituted in such a way that a magnetic pole 3A at the tip of a magnetic-circuit element 3 in charge of a magnetic recording and reproducing operation is arranged at one end part of a head sliding face 6 coming into contact with a disk. Thereby, the head sliding face and the surface of the disk can be brought into contact, and slid, stably in the recording and reproducing operation.
Patent JP-H01151019-A (JP)
Title: Magnetic head
Inventor: OTA HITOSHI
IPC: G11B5/10
Filed: 1987-12-08
Abstract: PURPOSE:To reduce a wear due to the contact with a magnetic tape by providing the main core of a magnetic body having a magnetic gap and a supporting body to support a magnetic tape together with the main core and provided through a groove at the section of the main core. CONSTITUTION:Even when the supporting condition of a tape 5 on an upper drum 1 and a lower drum 3 is changed, a magnetic tape 5 is supported with supporting plates 12 and 13 near main cores 6 and 7 of a magnetic head 14, and therefore, the contacting condition of the magnetic tape 5 and a magnetic gap 9 is not changed. For this reason, even when the contacting position of the magnetic head 14 and the magnetic tape 5 is changed, a stable reproducing output without a spacing loss can be obtained. Further, the contacting force of the magnetic tape 5 and the magnetic head 14 is reduced by the increase of the area to support the magnetic tape 5. Thus, the contacting force can be reduced, and the wear of the main cores 6 and 7 of the magnetic head 14 can be reduced.
Patent JP-H02157942-A (JP)
Title: Redundantly sent message detection/processing system for data processor
Inventor: NAKAMURA TAKASHI
IPC: G06F9/44
Filed: 1988-12-09
Abstract: PURPOSE:To efficiently detect whether a message is a redundantly sending message or not by checking the message successive number storing part of an object and detecting whether it is redundant sending or not when the generation object is used. CONSTITUTION:A successive number is added to the transmitting message by a message successive number adding device 3 and concerning the message, for which service processing is finished by a message successive number setting part 19, the successive number is stored to a message successive number storing part 18. A redundant sending detecting part 11 can investigate whether the message is redundantly sending message or not by comparing this stored successive number with the successive number of the received message. When the message is concerned with object generation, it is judged whether it is necessary to start the search of the successive number or not by investigating whether resending display is attached at first or not. Thus, it can be efficiently judged whether the message is the message to be redundantly sent or not.
Patent JP-H052174-A (JP)
Title: Liquid crystal display cell and its manufacture, and liquid crystal display device
Inventor: INABA YUTAKA
IPC: G02F1/1333
Filed: 1991-10-31
Abstract: PURPOSE:To reduce the electrode resistance and cut off light between picture elements without causing an increase in the cost nor spoiling the effective picture element area. CONSTITUTION:The liquid crystal cell equipped with a couple of substrates 621a and 621b which have transparent electrodes 622a and 622b formed in stripes and also have picture elements formed in matrix arrays by arranging the transparent electrodes opposite in crossing directions has a metallic electrode 628 fringing both end parts of the transparent electrodes in the long-axis directions of the transparent electrodes 622a and 622b and a light shield layer 627 which is a little bit wider than the gap which shields each gap part between the transparent electrodes.
Patent JP-S63166747-A (JP)
Inventor: KANAI TAKAO
IPC: C04B35/00
Filed: 1986-12-27
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-2000136064-A (JP)
Title: Printing device
Inventor: HAYASHI ZENSHI
IPC: B65H33/02
Filed: 1998-11-02
Abstract: PROBLEM TO BE SOLVED: To obtain a printing device capable of surely performing a sorting for every job without using a sorter and quickly taking out an objective document. SOLUTION: This device is made a printing device in which a printing means for printing document data corresponding to jobs, a paper emergence tray 3 to which printed documents are emerged, an annular guide rail 2 installed in the vicinity of the paper emergence tray 3, a plurality of indexes 1 which extend in the same direction as that of a tray surface of the paper emergence tray 3, are freely slidably mounted on the guide rail 2 and circulate and move along the guide rail 2, lowering by gravity, and a notched part 3a which is formed in the paper emergence tray 3 and avoids interference of the paper emergence tray 3 for the lowering indexes 1 are provided, and the indexes 1 are lowered one sheet by one sheet on the guide rail 2 every time documents 4, 5 are emerged to the paper emergence tray 3 and are mounted on the documents 4, 5.
Patent JP-H09232961-A (JP)
Title: D/a converter
Inventor: IMAMURA MAKOTO
IPC: H03M1/68
Filed: 1996-11-22
Abstract: PROBLEM TO BE SOLVED: To reduce the circuit scale by providing a high-order bit conversion circuit and a low-order bit conversion circuit separately and adopting 'mutual conductance weighting' for the low-order bit conversion circuit. SOLUTION: The D/A converter is provided with a high-order bit conversion circuit 50 and a low-order bit conversion circuit 51. Then high-order bit digital input signals 101, 102 control on/off of switch circuits 3a-3f. Low-order bit digital input signals 103, 104 control on/off of switch circuits 3g-3h. Then an output current of a constant current source and a size of a transistor(TR) for each differential amplifier circuits 5, 6, 7 is selected respectively to be '4I, 4W', '2I, 2W', and 'I, W' so as to obtain mutual conductance of '4gm', '2gm', 'gm'. Then the signals 101-104 are changed as '0000', '0001', '1110', '1111' to form the 4-bit D/A converter.
Patent JP-H09153321-A (JP)
Title: Electromagnetic relay
Inventor: HAYASHI MITSUAKI
IPC: H01H51/24
Filed: 1995-11-30
Abstract: PROBLEM TO BE SOLVED: To prevent occurrence of dispersion in insertion depth of an assembled coil body into an insulator base block and to improve assembling accuracy of an electromagnetic relay, in the case of an electromagnetic relay having a structure wherein an assembled coil body is inserted into an insulator base block. SOLUTION: Flange fitting wall uneven parts 28, each of which is a continuous uneven part, are formed in flange fitting wall parts 31 onto which an insulator base block of a coil spool 13 is fitted, and base fitting projection parts, which are projection parts standing opposite to the flange fitting wall uneven parts 28 respectively, are formed on the insulator base block side. The coil spool, when it is inserted into the insulator base block, is press-fitted thereinto and fixed by meshing the flange fitting wall uneven parts 28 with the base fitting projection parts.
Patent JP-H07167474-A (JP)
Title: Control method for heater circuit of air conditioner
Inventor: NAKADA TOMOYUKI
IPC: F24F11/02
Filed: 1993-12-13
Abstract: PURPOSE:To provide a control method for a heater circuit which detects a wire breakage and short-circuiting of a heater circuit to perform a phase control by using a switching element, and also performs a failure diagnosis including a phase circuit control signal part. CONSTITUTION:A phase operation is performed by a triac 2 for a set period of time after the start of a power connection to an auxiliary heater 4. A current value at that time and a previously set current value are compared by a current transformer 3 which detects a current flowing on the auxiliary heater 4. When the detected current value is large, and the current value does not change even when a phase control is performed, a judgement for a short-circuiting, etc., of the triac 2 is performed, and a failure diagnosis for the heater circuit including the triac 2 is performed. At the time of deficiency, a magnet relay 1 and the triac 2 are put under an open mode, and power connection to the auxiliary heater 4 is stopped, and the temperature of the auxiliary heater 4 is prevented from abnormally ascending.
Patent JP-H06163641-A (JP)
Title: Lead carrier
Inventor: TAKUBO TOMOAKI
IPC: H01L23/538
Filed: 1992-11-20
Abstract: PURPOSE:To suppress the manufacture cost of a device by arranging a first group of leads between an outer lead arranging section and a first electronic part arranging section, and arranging a second group of leads between the outer lead arranging section and a second electronic parts arranging section. CONSTITUTION:A first group of leads 3-21 used mainly for an output signal are arranged on the base film 2 between a first device hole 6-1 and an outer lead hole 7-1, and they are extended to an outer connector terminal for output, straddling the outer lead hole 7-1. Likewise, a second group of lead wires 3-22 used mainly for an output signal line are arranged on the base film 2 between a second device hole 6-2 and an outer lead hole 7-2, and they are extended to an external connector terminal for output, straddling the outer lead hole 7-2. In this way, the manufacture cost of a device 2 can be suppressed by this lead carrier.
Patent JP-H03169451-A (JP)
Title: Manufacture of stem
Inventor: KATAGIRI HIROSHI
IPC: G04B27/04
Filed: 1989-11-30
Abstract: PURPOSE:To ecomically work a square shaped part having excellent dimensional accuracy in a short time by pushing stock metal into plural independent pieces for crushing having flat and smooth surface corresponding to the square shaped part and crush-deforming this in radius and lengthy directions at the time of forming the square shaped part in a stem for a clock. CONSTITUTION:In forming the square shaped part 4 of the stem 1 for a clock, an inner cylinder 14 having cylindrical tapered shape 13 inward is slidably inserted into the inner diameter part of an outer cylinder 12 fixed on a frame base 11 and a four-split collet chuck 15 divided at 90 deg. angle is slidably inserted into the inner diameter part of the inner cylinder 14. The pieces 16 for crushing are fixed to the end face with four screws 17, and the inner cylinder 14 is pushed to the right side by actuating a working cylinder 18 and the four pieces 16 for causing is fastened toward the center with uniform force and working quantity. In this case, by inserting the stem stock 5 for clock fixed with a clamp 23 in a holding tool 25 fitted to a movable table 24 beforehand into the pieces 16 for crushing, the raw material 5 is pressurized from four directions with the pieces 16 for crushing to simply form the square shaped part 4 having excellent dimensional accuracy.
Patent JP-S63259195-A (JP)
Title: Fan system
Inventor: MASUDA KAORU
IPC: B64C11/00
Filed: 1987-12-10
Abstract: PURPOSE:To simplify a structure and to attain a low price, by mounting a blade in one part in a mounting angle different from that of a blade in the other part so as to maintain efficiency in a wide range from a low rotary speed to a high rotary speed, in the case of a fan system having an even number of sheets of blades. CONSTITUTION:At least four sheets of blades 2 are mounted being radially arranged in the periphery of a column-shaped shaft part 1. Of the four sheets of blades 2, two sheets of blades 2, placed in a position symmetrical about the shaft, form their mounting angle phi to be different. The blade increases its efficiency larger in a low speed region with a smaller mounting angle and in a high speed region with a larger mounting angle. In this way, averaged efficiency can be maintained in a wide range from a low speed to a high speed. While a low price is attained with a simplified structure.