baber/WOPTO huggingface dataset:
Patent JP-H09169883-A (JP)
Title: Optical resin composition and manufacture of the same
Inventor: NAKAUCHI JUN
IPC: C08K5/524
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain an optical resin composition which has a limited tendency to deteriorate and to discolor at a high temp. in molding, a superior heat resistance, low hygroscopicity and low birefringence by making a specific methacrylic resin contain a specific antioxidant. SOLUTION: This optical resin composition contains 100 pts.wt copolymer (A) consisting of 10-70wt.% methyl methacrylate unit, 5-30wt.% N-substd. maleimide unit, 15-18wt.% cyclohexyl methacrylate unit and 0-30wt.% another copolymerizable monomer and 0.05-0.5 pts.wt. compound (B) as represented by formula I (wherein (X) is tert.-butyl) and 0-0.5 pts.wt. compound (C) as represented by formula II (wherein R is a 12-15C alkyl). This composition is obtained by dissolving the components B and C into the mixture of methyl methacrylate, N-substd. maleimide, cyclohexyl methacrylate and another copolymerizable monomer and subjecting the mixture to suspension polymerization.
Patent JP-H07190656-A (JP)
Title: Heat pipe
Inventor: SUGAWARA KATSUO
IPC: F28D15/02
Filed: 1993-12-27
Abstract: PURPOSE:To prevent the deterioration of heat exchanging efficiency upon using for a long period of time by a method wherein an oxide passive film is specified to contain the predetermined atom % or more of oxygen and the thickness as well as a ratio of all metallic constituents to Cr at a place showing the maximum oxygen atom % in the oxide passive film are set so as to have prede termined values respectively. CONSTITUTION:An oxide passive film is formed on the inner surface of main body of a pipe consisting of Nip-base alloy containing Cr. Water is filled into the oxide passive film coated pipe as operating liquid to constitute a heat pipe. The oxide passive film is formed of a metal containing 10 atm% or more of oxygen. In this case, the thickness (t) of the film is set so as to be 20-2000 angstrom. The ratio (atom%) of Cr in the oxide passive film at a place showing the maximum oxygen atom% to a total metallic constituents (atom%) is specified so as to be within the range of 40%<=R<=100%. In this case, the thickness (t) 18 preferable to satisfy the formula of log (t)<0.767R-1.30.
Patent JP-H06202040-A (JP)
Title: Stereoscopic viewer
Inventor: OKAMOTO TAKAHIRO
IPC: G02B27/22
Filed: 1992-12-28
Abstract: PURPOSE:To provide the simple stereoscopic viewer through which a sharp stereoscopic image of a considerable size with a rich amount of information can be obtained. CONSTITUTION:The stereoscopic viewer is so constituted as to obtain the stereoscopic image by viewing a figure 6a for the left eye with the left eye and a figure 6b for the right eye with the right eye. Then, the viewer is equipped with a stereoscopic figure arrangement part 4 where the stereoscopic figure consisting of the figure for the left eye and the figure for the right eye is arranged and left and right ocular parts 3a and 3b formed at a specific distance from the stereoscopic figure arrangement part 4 and at least one of the left and right ocular parts is equipped with prism functions 8a or 8b.
Patent JP-H11180323-A (JP)
Title: Oil-hydraulic power steering device of center takeoff type
Inventor: SAITO TATSUYA
IPC: B62D5/10
Filed: 1997-12-18
Abstract: PROBLEM TO BE SOLVED: To improve the steering feeling of an oil-hydraulic power steering device of center takeoff type by eliminating unbalance of the power assist characteristics to the left and right resulting from unbalance of the pressure receiving areas of the two side oil chambers of a power cylinder of single piston rod type. SOLUTION: A hydraulic power steering device 1 of center takeoff type is structured so that the inner ends of a left and a right tie rod 5 are positioned approx. in the center of a car body, wherein the pressure receiving areas are made equal of the two side oil chambers (one-side, chamber 10, other side oil chambers 12 and 14, communication holes 15 and 16) of a power cylinder of single piston rod type having a piston rod (rack shaft) 4 only on a single side of power cylinder. The chamber 14 accommodates the tip of the piston rod 4, and the communication holes 15 and 16 formed in the piston rod 4 generate communication of the oil chamber 12 surrounding the base end of the piston rod 4 to the oil chamber 14.
Patent JP-H07189249-A (JP)
Title: Method of burying construction of inverted conical-shaped multi-blade steel pipe pile
Inventor: YOSHIDA KATSUYUKI
IPC: E02D5/56
Filed: 1993-12-27
Abstract: PURPOSE:To increase bearing power, and to enable non-earth removing execution. CONSTITUTION:An inverted conical-shaped multi-blade steel pipe, in which spiral blades 6a-6c having large diameters extending over approximately one winding are mounted separately on the outer circumference of a pile body 1, in which a bottom plate 2, excavating edges 3, 4 and a ground exhaust nozzle 5 are installed at a lower end, and the outside diameters of these spiral blades 6a-6c are increased at a fixed ratio toward an upper section, is used, the multi- blade steel pipe is pushed against the ground and soil and sand are excavated by turning, the spiral blades are intruded so as to be screwed, cement milk is impregnated while rotating and propelling the multi-blade steel pipe as using the yield strength of soil as reaction, and the multi-blade steel pipe is screwed and buried in non-earth removing. A bearing layer 7 by the mixing of soil and sand and cement milk is formed spirally on the side face of a pile.
Patent JP-H09168558-A (JP)
Title: Foot warmer
Inventor: SONODA TAKAHARU
IPC: A61F7/08
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a simply-structured foot warmer containing cheap and safe disposable pocket heaters as heat sources, which can be easily taken out. SOLUTION: This foot warmer is made of heat conductive metal and consists of the upper lid 1 and the lower lid 2 which can be easily opened and closed. More than one pocket heater storage rooms 3 are formed between the upper and lower lids 1 and 2. The size of each pocket heater storage room is made so that a thin disposable pocket heater can be stored there. A number of small vent holes 4 are bored on the inner surface of the upper/lower lids 1 and 2 facing the pocket heater storage rooms.
Patent JP-H06205526-A (JP)
Title: Floor wiring device
Inventor: TSUDA KAORU
IPC: H02G3/18
Filed: 1992-12-28
Abstract: PURPOSE:To make it possible to control a projecting height of a detachable piece low by providing a lever of a plate member to a position located out of an extent held between extended surfaces of both side walls of a plug cord insertion hole. CONSTITUTION:A floor wiring device is constituted of a box 1, a cover 12, a plug socket 3 and a plate member 6. The plate member 6 is equipped with an opening 7 for making connection, etc., of a plug to the plug socket 3, a lid section 12 closing the opening 7 together with a detachable piece 18 having a plug cord insertion hole 23 on a floor surface and a lever 24 for releasing a closing state of the opening 7 by the lid section 12 and is laid on the floor surface. Particularly, the lever 24 of the plate member 6 is provided to a position located out of an extent held between extended surfaces of both side walls 20 and 20 of the plug cord insertion hole 23. According to the constitution, safety is promoted.
Patent JP-H07195201-A (JP)
Title: Internal burr cutting device for friction welding machine
Inventor: UCHIDA MASAKATSU
IPC: B23K20/12
Filed: 1993-12-28
Abstract: PURPOSE:To provide a cutting shaft combination body capable of smoothly operating even when the inside diameter of a workpiece is small. CONSTITUTION:In an internal burr cutting device 10 for friction welding machine, a cutting shaft combination body 12 is composed of a cutting shaft body 72, a middle pipe 74 for accommodating the cutting shaft body in a hollow part, an outer peripheral ring fitting onto the tip part 106 of the middle pipe, and a cutting tool part 78. The outer peripheral ring is a short cylinder which is positioned behind the cutting tool part, and provided with the inner peripheral surface having a tapered surface, the diameter of which is reduced toward the cutting tool part, and with a slit extending along the longitudinal direction of a main axis. On the middle pipe, its front end part is positioned at the rear end or at the back of the outer peripheral ring part. The middle pipe is provided with the outer peripheral surface formed into a tapered surface conforming to the inner peripheral surface of an outer pipe, and can be freely advanced and retracted with respect to the cutting shaft and the outer peripheral ring.
Patent JP-H06193250-A (JP)
Title: Angle adjusting metal fitting for temporarily installed step
Inventor: ARAI TAKASHI
IPC: E04G5/08
Filed: 1992-12-28
Abstract: PURPOSE:To facilitate the fitting work for temtporary steps by installing a set angle fixing means which can fix a fixed plate and a locking plate in a variable angle. CONSTITUTION:A fixed plate 4 having a clamp 5 for a side girder and a locking plate 6 are arranged in an opposed state, on a vertical step installation plate 3 installed on a stepping plate for staircase, and slackening and fixation are enabled through a shaft bolt 7. A plurality of engagement holes 4b are drilled in an equal interval in a concentric circular form on the outer peripheral side of the fixed plate 4. Further, an angle regulating part 6a in contact with the stepping plate 2 is installed on the locking plate 6, and the engagement projections 16a engaged with the engagement hole 4b of the fixed plate 4 are installed at equal intervals on the outer edge part. Then, the clamp 5 of the fixed plate 4 is fixed in a single pipe for side girder, and the engagement projection 16a is inserted into the engagement hole 4b, by loosening the shaft bolt 7 and horizontally maintaining the stepping plate 2, and the fixed plate 4 and the locking plate 6 are tightened up to the engagement by the shaft bolt 7.
Patent JP-H11180628-A (JP)
Title: Sheet after-processing device
Inventor: HIROTA KAZUHIRO
IPC: B65H37/04
Filed: 1997-12-18
Abstract: PROBLEM TO BE SOLVED: To simplify a stapling-processing component member of a sheet afterprocessing device, to easily and quickly perform assembling and adjusting work and maintenance work, and to decrease the manufacturing cost price. SOLUTION: In a sheet after-processing device, an image formed sheet carried out from an image forming device is discharged to a discharge paper tray by a discharging means after being stapled. In this case, a pair of staplers 50A, 50B for stapling image formed sheets P having various sizes are so constituted as to be parallel moved and rotated by one driving source M5. Staple processing is performed in relation to the small-sized sheet by parallel moving the staplers 50A, 50B in the width direction perpendicular to the sheet conveying direction, while, staple processing is performed in relation to the large-sized sheets by the parallel movement and rotation of the staplers 50A, 50B.
Patent JP-H10191183-A (JP)
Title: Image pickup device
Inventor: SHIMIZU HITOSHI
IPC: H04N5/335
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To make an image signal stable by correcting a offset of an output amplifier based on an output signal outputted from the output amplifier before transfer of an image signal after power supplied to the output amplifier is restored to the original power. SOLUTION: Upon the receipt of an exposure end signal from a CPU 30, a CPU 12 provides an output of a power control signal to an output amplifier power supply circuit 68 to increase the power supplied from the output amplifier power supply circuit 68 to an output amplifier 62 to a power by which analog image data stored in a form of charges by the output amplifier 62 are transferred and to allow the output amplifier 62 to transfer the data to a correction means 70.  After the power supplied from the output amplifier power supply circuit 68 to the output amplifier circuit 62 is increased to a power by which the analog image data are transferred, when an output signal from the output amplifier 62 is made stable, the correction means 70 generates a correction signal to correct an offset of the output amplifier 62 and provides an output of the signal to the output amplifier 62 within a prescribed time to correct the offset of the output amplifier 62.
Patent JP-H06175053-A (JP)
Title: Scanning optical system
Inventor: KASAI TOSHIO
IPC: H04N1/113
Filed: 1992-12-02
Abstract: PURPOSE:To prevent the dispersion of the scan start position of a laser beam by performing main scan and auxiliary scan at different positions by means of the laser beams emitted from different light source parts, respectively. CONSTITUTION:The laser beam 20A from the light source part 2A is reflected on the reflecting surface 51 of a rotary polygonal mirror 5, and it becomes the laser beam 22A, and the laser beam 20B from the light source part 2B is reflected on the reflecting surface 51 of the rotary polygonal mirror 5, then, it becomes the laser beam 22B. At this time, the reflecting positions 21A. 21B on the reflecting surface 51 are moved from a corner part 52 on one side to the corner part 52 on the other side via the center part of the reflecting surface 51 according to the rotation of the rotary polygonal mirror 5, and also, the directions of the laser beams 22A, 22B after reflection are changed within a prescribed range, respectively. In such a case, since the directions of the laser beams 22A, 22B reflected on the rotary polygonal mirror 5 are changed at constant angular velocity, such correction to obtain constant velocity on a light receiving surface is performed by an ftheta lens 7.
Patent JP-2000172400-A (JP)
Title: Display image controller
Inventor: OTOMARU SHINJI
IPC: G06F3/0485
Filed: 1998-12-09
Abstract: PROBLEM TO BE SOLVED: To change physical images very smoothly, efficiently and also with high accuracy. SOLUTION: When an operator operates a 1st input device 10 with the left hand, the device 10 outputs a signal related to a two-dimensional position, and a physical image display means 14 shows a part of an area of a logical image corresponding to the signal on the screen of a display device 4. Meanwhile, when the operator operates a 2nd input device 12 with the right hand, the device 12 outputs a signal related to a two-dimensional position based on the operation, and an absolute position calculating means 16 generates information corresponding to a position on the logical image according to this signal and the signal outputted by the device 10. Then, it is possible to change the physical image with the left hand if necessary while performing an operation related to, e.g. any application by the device 12 with the right hand.
Patent JP-H0558813-A (JP)
Title: Use of certain triazole for protecting material from fungus attack and its preparation and composition
Inventor: RIAMU EDOWAADO REITORII
IPC: A01N43/653
Filed: 1991-12-10
Abstract: PURPOSE: To obtain a composition containing a specific aryl cyanoalkyltriazole as active ingredient, and useful for protecting materials such as wood, textiles, grass, coating materials and caulking materials and articles containing any of them from attack by bacteria. CONSTITUTION: This composition contains, as active ingredient, a compound of the formula, e.g. α-n-butyl-α-phenyl-1H-1,2,4-triazole-1-propanenitrile(I), α-n- butyl-α-2-methoxyphenyl-1H-1,2,4-triazole-1-propanenitrile(IV), α-4-fluorphenyl-α-n- propyl-1H-1,2,4-triazole-1-porpanenitrile(VII). When wood is to be protected from attack by putrefactive bacteria, it is preferable that the above triazole is combined with a quaternary ammonium compound (e.g. benzylammonium chloride) in the weight ratio of (1:1) to (1:10).
Patent JP-H09182406-A (JP)
Title: Stepping motor
Inventor: SATO KOICHI
IPC: H02K37/14
Filed: 1995-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a stepping motor in which ring-shaped yokes are welded and bonded easily while a magnetic interference between the ring-shaped yokes is being suppressed. SOLUTION: Exciting coils 10, 13 and flat boardlike inner yokes 20, 24 are mounted internally at cup-shaped outer yokes 19, 23. A spacer 18 is mounted so as to be interposed between the respective yokes 20, 24 at the ring-shaped yokes 12, 15, and a space part 31 is formed between opening end parts 19a, 23a at the respective outer yokes 19, 23. In a state that the space part 31 is separated, desired parts at the respective outer yokes 19, 23 are welded to each other, and a bonded part 23 is formed.
Patent JP-2001165961-A (JP)
Title: Waveform measuring device
Inventor: KOJIMA HIROKI
IPC: G01R13/20
Filed: 1999-12-09
Abstract: PROBLEM TO BE SOLVED: To provide a waveform measuring device which performs required computation based on an automatic measuring result of a waveform parameter in a plurality of measuring areas. SOLUTION: This waveform measuring device, which fetches a measuring signal A/D-converted into memory as measuring data and herewith displays these measuring data as measuring wave forms on a screen, comprises a measuring area setting means for setting at least 2 places of measuring areas, a waveform parameter measuring means automatically measuring a waveform parameter in each measuring area, and a computing means for performing required computations using these measured waveform parameters automatically.
Patent JP-H07196308-A (JP)
Title: Silica-alumina, its production and catalyst for hydrotreating of light hydrocarbon oil
Inventor: HAMAYA TOSHIKI
IPC: B01J35/10
Filed: 1993-12-29
Abstract: PURPOSE:To obtain a catalyst for hydro treating, having excellent hydrodesulfurization Nactivity against light oil and excellent in uniform dispersibility of supported hydrogenated metal component and a silica-containing alumina as the catalyst support. and to provide a method for producing the silica-containing alumina. CONSTITUTION:This silica-alumina has a structure forming a silica layer on the surface of alumina as a nucleus and the silica-alumina contains 10-20wt.% of silica. The silica-alumina has two peaks of pore volume distribution in the range of a pore diameter of 25-70Angstrom  and the first peak exists in the range of a pore diameter of 25-45Angstrom  and the second peak exists in the range of a pore diameter of 45-70Angstrom . The ratio of a volume A of pore having diameter in the range of 45-70Angstrom  including the second peak to a volume B of a pore having diameter in the range of 0-100 A is 265% and the specific surface area is >=400m<2>/g. A light nyarocarbon oil is hydrotreated using the catalyst having this silica-alumina as a support.
Patent JP-H10201258-A (JP)
Title: Vibration type driving apparatus and apparatus utilizing the same
Inventor: TAMEKUNI YASUHIRO
IPC: H02N2/00
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To realize pulse width control in the floating drive by providing a positive/negative signal producing means for impressing alternately to an electric-mechanical energy converting element and a pulse width regulating means. SOLUTION: A clock signal CLCK for counting is input to an A counter 3 from a micro-computer 5 and a clock signal Asou from an oscillator 10. The clock signal Asou is sent to a phase shifter 9 and thereby a clock signal Bsou for driving of which phase is deviated by 90 degrees is produced and it is then sent to the B counter 8. Thereby, the pulse width of the positive and negative signal which is synchronized with the clock signal Asou, amplified by a switching circuit 2 and is impressed to a vibration type motor can be regulated by a down-counter of the A counter 3. In the same manner, the pulse width of the positive and negative signal which is synchronized with the clock signal Bsou and deviated in the phase by 90 degrees from the switching signal of phase A is regulated by the down-counter of B counter 8.  With a simplified circuit, the pulse width control in the floating drive of the vibration type motor can be realized.
Patent JP-H05167580-A (JP)
Title: Network control device
Inventor: ANDO TOMOAKI
IPC: H04L12/24
Filed: 1991-12-11
Abstract: PURPOSE:To obtain a network control device capable of automatically specifying a fault portion and easily and simply specifying the fault portion at a constant level. CONSTITUTION:When a fault occurs in an equipment or a line composing a network, the alarm messages from control devices 10a to 10d generated within a fixed time are successively stored in a fault specifying cue. After the lapse of a fixed time since the heading alarm message is stored in a fault specifying cue, the heading alarm message is taken out. After the lapse of a fixed time since the next alarm message of the heading one is stored in the fault specifying cue, the next alarm message of the heading one is taken out. By the equipment numbers, channel numbers, the connection information and exchange information stored in a fault portion specifying processing means 11a of the two taken out alarm messages, the relation between the two alarm messages is led. By using this led relation, the content, the significance of the fault and information on a fault degree, etc., for the alarm code in each alarm message, the alarm message which is the closest to the fault cause is selected.
Patent JP-2000174951-A (JP)
Title: School information guide magazine
Inventor: KUNIKANE NOBUYOSHI
IPC: H04N1/32
Filed: 1998-12-10
Abstract: PROBLEM TO BE SOLVED: To easily obtain latest information of respective schools, which can be used easily by any person and which are updated at every time, by providing school guide pages supplying information on entrance examinations for respective schools and a disclosure means describing information numbers given to the respective schools in the school guide pages. SOLUTION: This magazine is provided with an information data storage means registering and storing data on respective schools and a data transfer means transmitting information data via a communication line in accordance with the request of a user. Individual information numbers are given to the schools supplying information and the information numbers are disclosed to the users. The information number which the user designates is referred to school data and pertinent information data is supplied by the user by facsimile equipment and voice reproduction.  The school information guide magazine is provided with the school guide pages supplying information of entrance examination for the respective schools and disclosure means describing the information numbers given to the respective schools in the school guide pages and the disclosure means is placed at prescribed places on the respective school guide pages.
Patent JP-H10198986-A (JP)
Title: Optical head
Inventor: NAKAMURA TOSHIO
IPC: G11B7/09
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To prevent springs supporting a lens folder from being deformed by an excessive force added to the lens holder holding an objective lens by a fall impact, etc. SOLUTION: Stopper projections 20, 21 limiting an excessive downward movement of a lens holder 8 are provided at the center of gravity or in the neighborhood of the lens holder 8. Thus, when an excessive force is given to the device by a fall impact, etc., since the upward force is obstructed by a cover, while the downward force is obstructed by the stopper projections 20 and 21 abutting on the upper face of a yoke 12 located in the lower part thereof, springs 14, 15 are prevented from being excessively deformed.