baber/WOPTO huggingface dataset:
Patent JP-2001076425-A (JP)
Title: Recording and reproducing system, recording and reproducing device, reproducing device, and data storing device
Inventor: ISHIBASHI YOSHITO
IPC: G06F21/62
Filed: 1999-09-07
Abstract: PROBLEM TO BE SOLVED: To improve versatility of a storing device by recording a contents key ciphered by a preservation key and contents data ciphered by the contents key in a recording medium, and decoding the contents key ciphered by a preservation key reproduced from the recording medium by the preservation key. SOLUTION: A recording and reproducing device 140 is provided with freely attachably and detachably a recording medium 141 exclusively used for electronic distribution being a data storing device. Then, the recording medium 141 exclusively used for electronic distribution holds an intrinsic preservation key in a storage module 201 of a cipher processing section 191. Then, the recording medium 141 exclusively used for electronic distribution ciphers the contents key by the preservation key when the contents key transmitted from the recording and reproducing device 140 is recorded in an external memory 193, also, when the ciphered contents key is desired to be reproduced, a reproduced contents key is decoded by the preservation key and transmitted tp the recording and reproducing device 140.
Patent JP-H0595497-A (JP)
Title: Camera
Inventor: MATSUZAKI MIKI
IPC: G03B13/02
Filed: 1991-10-01
Abstract: PURPOSE:To allow even one camera to view separate objects. CONSTITUTION:The camera main body 1 is provided with a main camera lens section 2, a removable light 3 lighting a main object picked up by the lens section 2, and an EVF section 8. Moreover, a sub camera lens section 4 and a sub light 5 lighting a sub object whose image is fetched by the lens section 4 are supported to the main body 1 integrally freely turable with a support member 9. Then separate object images picked up by the main camera lens section 2 and the sub camera lens section 4 are displayed simultaneously onto a finder 8.
Patent JP-H08112156-A (JP)
Title: Knockdown chair
Inventor: TADA SATOSHI
IPC: A47C4/02
Filed: 1994-10-19
Abstract: PURPOSE: To improve connecting strength, and facilitate connecting work by connecting both end parts of a back member whose back face side is freely mountable and demountable to side members from its inside by at least an upper connecting means among a lower connecting means and the upper connecting means. CONSTITUTION: A front member 7 is connected to front receiving tools 3 of a pair of side members 1 by front connecting tools 8 so as to be freely mountable and demountable, and a lower end part of a back member 11 is connected to rear receiving tools 4 so as to be freely mountable and demountable. That is, a pair of lower connecting tools 15 are installed in width directional both end parts of a lower part of a front face plate 13 of the back member 11, and its locking holes 15b are engaged with a pair of pins 4b of the rear receiving tools 4, and fastening bolts 22 are inserted into through holes 12a of both side upper parts of a frame body 12, and are screw-fitted to nuts 10 embedded in the side members 1. In that case, when a back face member 14 is removed, its fastening work is easily performed.  As a result, a load applied to the back member 11 is dispersed to the lower connecting tools 15 and the fastening bolts 22, and an assembling condition can be reliably maintained.
Patent JP-H0681569-A (JP)
Title: Vibration absorbing device
Inventor: MORI YOSHIHARU
IPC: E21B4/14
Filed: 1992-08-29
Abstract: PURPOSE:To absorb bumping vibration from a pneumatic hammer type drilling machine by interposing a resilient member between a female joint and a male joint so that the resilient member can be elastically deformed. CONSTITUTION:A cap-like body 11 provided in its upper part with a joint 12 and formed its lower part with a prism-like hole incorporates a female joint 1 having its lower outer peripheral wall formed thereon with an overhang edge 14 and formed therein with a through-hole 13 piercing therethrough, and a male joint 2 having in its upper part a head part 21 adapted to be inserted in the prism-like hole and having in its lower part a joint 22, and formed with a flange 24 projected from its outer wall below the head part 21 and with a through-hole 26 piercing therethrough, a fitting 3 locked to the flange 24 and secured to the overhang edge 14, and a resilient member 4 formed in its center part with a hole 41. After the resilient member 4 is set in the prism-like hole, a fitting 3 fitted therein with the head part 21 and locked to the flange 24 so as to press the resilient member is fixed to the overhang edge 14, and the male joint 2 is moved upward so as to apply the upward pressure to the male member joint 2 to further press the resilient member 4, thereby it is possible to absorb vibration.
Patent JP-H0672969-A (JP)
Title: Production of tertiary aliphatic amine having long chain aliphatic group
Inventor: MAENO KATSUHIRO
IPC: C07C209/48
Filed: 1992-08-28
Abstract: PURPOSE:To produce a method for producing the tertiary aliphatic amine having a long chain aliphatic group, extremely reduced in its coloration and excellent in its color in a high yield. CONSTITUTION:The method for producing the tertiary aliphatic amine having a long chain aliphatic group comprising an amination process for aminating a long chain aliphatic nitrile by reacting the long chain aliphatic nitrile with hydrogen in the presence of a hydrogenation catalyst and a methylation process for methylating the obtained long chain aliphatic amine by reacting the long chain aliphatic amine with formaldehyde and hydrogen in the presence of a hydrogenation catalyst comprises (i) employing a carrier-supported nickel catalyst as the hydrogenation catalyst in the amination process and (ii) using the used catalyst obtained in the amination process as the hydrogenation catalyst in the methylation process and simultaneously using an organic acid having a pKa of 2-6 in water as a promoter.
Patent JP-H02102100-A (JP)
Title: Writing penholder made of synthetic resin
Inventor: NAKANO TAKESHI
IPC: B43K8/00
Filed: 1988-10-08
Abstract: PURPOSE:To clarify the profile of handwriting by providing a constitution in which the second ink groove extends in parallel, the first ink groove extends almost to the center of a pen holder and a wall in the center of the holder is partitioned by a thin wall with almost the same thickness as that of a wall defining another ink groove. CONSTITUTION:A pen holder 1 consists of four narrow slit-like ink layers 2 which extend radially from the center of the holder, and a narrow slit-like ink groove 3 provided in each sectorial space 4, 4 formed between respectively adjacent ink grooves 2, 2. Many ink grooves 3 are formed with walls 7 in parallel with a line at an angle which splits the center angle of the sectorial space 4 into two. Each wall 7 is adjacent to the wall defining the ink groove 2 at the internal end and is connected to a peripheral wall 8 at the external wall 8. Under this design, when the angle is ground like a wedge or a chiseled pattern, the space is distributed at an equal interval. Therefore, defects such as the dropping of ink to the center of the pen point do not occur, and sharp and clear handwriting can be ensured for a long time.
Patent JP-S62116763-A (JP)
Title: Production of thermally shrinkable plastic film having vapor-deposited layer
Inventor: OKANO SHIGERU
IPC: C23C14/20
Filed: 1985-11-13
Abstract: PURPOSE:To prevent the cracking and stripping of a vapor-deposited metallic layer formed on a thermally shrinkable plastic film by previously treating the plastic film with plasma at a low temp. in the presence of an active gas so as to increase the adhesion of the metallic layer formed in the ensuing stage. CONSTITUTION:A thermally shrinkable plastic film such as PVC film is treated with plasma at a low temp. in an active gas, a picture is drawn by gravure as required and a vapor deposited layer of a metal such as Al or Cu is formed on the treated surface. A gaseous oxygen-nitrogen mixture is preferably used as the active gas. By this method, the titled plastic film having a significant design effect and preventing the cracking and stripping of the vapor-deposited metallic layer due to a strain during shrinkage packing is obtd.
Patent JP-2001076866-A (JP)
Title: Organic electroluminecent device
Inventor: FUJIMORI SHIGEO
IPC: H05B33/12
Filed: 1999-09-08
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent device with a sealing plate pasted efficiently, highly accurately and economically for restricting the secular enlargement of a dark spot. SOLUTION: This organic electroluminescent device has sealing spacers 26 placed adjacent to an adhesive 22 for pasting a substrate 1 and a sealing plate 21, whereby the sealing plate can be pasted conveniently and accurately. These sealing spacers are formed of the same material as that of an insulating layer, a partition wall and a mask spacer or a guide electrode to offer the advantage of processing.
Patent JP-H04131436-A (JP)
Title: Low tank of system with high tank in combination therewith
Inventor: MOTOHASHI TAKESHI
IPC: E03D1/00
Filed: 1990-09-25
Abstract: PURPOSE:To enable a toilet bowl to be certainly washed by inserting water feeding pipes, respectively through the overflow pipes of respective low tanks, and by connecting the water feeding pies to high tanks via solenoid valves. CONSTITUTION:When a washing button 9 is pushed, then by a controller 11, drain valves 7 are opened, and water in low tanks 1 is discharged into a toilet bowl via drain valves 3. When one water discharge from the low tanks 1 to the toilet bowl is insufficient and the bowl is clogged, and when the washing button is pushed, then the controller 11 is worked via water gauges 17, and solenoid valves 33 are opened. Besides, water in high tanks 23 is discharged into the toilet bowl via overflow pipes 19 and the drain pipes 3.
Patent JP-H0891868-A (JP)
Title: Glass for sticking ferrite
Inventor: HIGASHIDA MAYUMI
IPC: C03C8/24
Filed: 1994-09-22
Abstract: PURPOSE: To obtain glass for sticking ferrite enabling to perform thermal treatment at a temp. equal to conventional glass and being suitable as a primary adhesive glass with a magnetic head having a transition point higher than conventional glass. CONSTITUTION: This glass consists of (by wt.) 20-45% SiO2 , 8-20% B2 O3 , 15-26% BaO, 0-2.5% MgO, 5-12% Na2 O, 0-5% Li2 O, 3-14% TiO2 , 6-15% ZnO, 2-5% Fe2 O3 and 0.1-1% MnO2 .
Patent JP-H06106380-A (JP)
Title: Low-alloy high-strength welding material
Inventor: MURAI YASUO
IPC: B23K35/30
Filed: 1992-09-24
Abstract: PURPOSE:To provide the low-alloy high-strength welding material which is applicable to welding of middle carbon-Cr-Mo-V steels, etc., has a high strength at ordinary temp. and middle temp. regions of weld zones, has good toughness and enables production of pressure vessels, etc., consisting of the middle carbon- Cr-Mo-V steels, etc., by welding. CONSTITUTION:This low-alloy high-strength welding material contains 0.10-0.16wt.% C, 0.1-0.4wt.% Si, 0.7-1.2wt.% Mn, 0.3-1.0wt.% Cu, 1.1-2.5wt.% Cr, 0.8-1.3wt.% Mo. 0.04-0.15wt.% Nb and 0.15-0.3wt.% V and consists of the balance Fe and inevitable impurities. W may be incorporated at 0.2-0.6wt.% at need other than the above-mentioned elements to the material.
Patent JP-H01100232-A (JP)
Title: Magnetic shield parts
Inventor: NAGASAKI KIYOSHI
IPC: H01F1/14
Filed: 1987-10-09
Abstract: PURPOSE:To obtain the titled parts having drastically excellent permeability and by which a good magnetic shield effect can be obtd. even at the time of thinning the plate thickness by forming said parts with an alloy having the specific compsn. consisting of Ni, Mo, Si and Fe. CONSTITUTION:The titled parts having an excellent magnetic shield effect are obtd. by forming the same with the alloy contg., by weight, 75-90%, preferably 80-85% Ni, 2-8%, preferably 4-7% Mo, 1-4%, preferably 2-3.5% Si and the balance consisting substantially of Fe. The magnetic shield parts are therefore suitable as a shield case for a magnetic head.
Patent JP-H0197865-A (JP)
Title: Automatic pipette
Inventor: YAGI SHIGEKI
IPC: G01N35/10
Filed: 1987-10-09
Abstract: PURPOSE:To make it possible to perform accurate discharge and sucking, by providing a moving body, a driving means for reciprocating the moving body, and a sliding body, which is attached to the moving body so that the sliding body can be freely slidden in the same direction of the driving direction, in an automatic pipette. CONSTITUTION:When reagent is sucked, a Z-axis driving part 2 is turned with a Z-axis motor 2-7 in the counterclockwise direction viewed from the upper side under the state show in the Figure. Then, a pipette part 1 is sent downward. The tip point of a tip 1-2 of the pipette 1 is brought into contact with the bottom of a test tube 3-2. The contact is detected with a tip compression sensor 2-3. The Z-axis motor 2-7 is stopped by said detection. At the same time, a pipette motor 1-10 of the pipette part 1 is turned by a specified amount in the clockwise direction viewed from the upper side. Then, a needle 1-4 is lifted by a specified amount. Therefore, pressure in a space A at the tip point of the tip 1-2 becomes negative with respect to atmospheric pressure. Thus the reagent 3-1 is sucked by a specified amount. When the sucking is finished, the motor 2-7 is turned. The pipette part 2 is lifted, returned to the original position and stopped. Thus the sucking operation is finished.
Patent JP-2001073455-A (JP)
Title: Building structure with truck yard
Inventor: HOTTA TADASHI
IPC: E04B1/342
Filed: 1999-09-08
Abstract: PROBLEM TO BE SOLVED: To realize a columnless truck yard excellent in usability. SOLUTION: In a building with at least one story at the upper story part of a truck yard 1, a horizontal structure body 6 is laid between columns 5 positioned on both sides of the truck yard 1, to omit columns 5 in the truck yard 1, and a truss frame 11 with a height equivalent to the story height of at least one story part of the upper story of the truck yard 1 is used as the horizontal structure body 6. The horizontal structure body 6 is constituted of a composite frame comprising the truss frame 11 and a Vierendeel frame with a height equivalent to the story height of at least one story part of the upper story. Chord members 7 of the truss frame is prestressed.
Patent JP-2000087172-A (JP)
Title: Hydrogen storage material and its manufacture
Inventor: MAEDA AKIHIRO
IPC: C22C24/00
Filed: 1998-09-09
Abstract: PROBLEM TO BE SOLVED: To increase the hydrogenation rate of an alkaline earth metal which can be expected to have a high storage capacity but is difficult to apply as a hydrogen storage material because of its low hydrogenation rate. SOLUTION: At least one alkaline earth metal selected from Mg and Ca is used as a principal component and 3-15 wt.% carbon based on the total amt. of the alkaline earth metal is allowed to change to preudo-solid soln. in the metal at centrifugal acceleration exceeding gravitational acceleration with a mechanical alloying apparatus to obtain the objective hydrogen storage material comprising a single phase having the hexagonal closest packing structure of Mg or the face-centered cubic structure of Ca or a mixed phase having both the structures.
Patent JP-H0593774-A (JP)
Title: Amplifier gate drive control circuit
Inventor: TAKAKU YOSHINORI
IPC: G01S7/282
Filed: 1991-10-02
Abstract: PURPOSE:To obtain an amplifier gate drive control circuit which can prevent a gate drive signal from staying on when a transmission pulse width data is changed and a pulse width is updated and noise from being included in a receiver part. CONSTITUTION:A pulse width modification signal is passed through an one-shot circuit 16. AND operation is performed between a pulse period signal which is output from a latch and one part of a pulse width signal, and then a gate drive signal is reset once, thus enabling the gate drive signal to be output. When the pulse width is changed according to change in the pulse width, data can be output at a normal timing after the gate drive signal is reset once and the pulse width is changed, thus preventing noise from being included in a receiver part etc.
Patent JP-H0594762-A (JP)
Title: Field emission type electron source and manufacture thereof
Inventor: URAYAMA MASAO
IPC: H01J9/02
Filed: 1991-10-02
Abstract: PURPOSE:To provide a field emission type electron source for which a manufacturing process can be simplified and in which a distance between a cold cathode and a gate electrode can be shortened. CONSTITUTION:Thermal oxidation is carried out on the surface of a (n) type silicon substrate 11, and a silicon dioxide layer 14 having thickness of 0.2-0.3mum is formed. Next, for example, a circular pattern is formed on the surface of the silicon dioxide layer 14 by using a resist, and a circular silicon dioxide mask 14a is formed by etching the silicon dioxide layer 14. By etching isotropically the surface of the silicon substrate 11 by a dry etching method, a conical projection part 11a projecting from the substrate being the basis of a cold cathode 10 is formed on the surface of the silicon substrate 11. Thermal oxidation is carried out further on the surface of the silicon substrate 11 on which the projection part 11a is formed, and a silicon dioxide layer 12a having depth of about 0.3-0.5mum is grown up, so that a layer being the basis of an insulating layer 12 can be formed. In this case, thermal oxidation is carried out simultaneously on the surface of the projection part 11a of the silicon substrate 11, so that the conical cold cathode 10 can be formed.
Patent JP-H07111387-A (JP)
Title: Multilayer printed wiring board
Inventor: NAKAMURA TAKAYUKI
IPC: H05K9/00
Filed: 1993-10-13
Abstract: PURPOSE:To simply and inexpensively reduce the electromagnetic wave noise at a frequency band whose level could not be fully reduced due to resonance. CONSTITUTION:An opening 2 for obliquely cutting a layer surface along a specific diagonal line is formed on either one or both of metal foils 3 of a power supply layer 1 or a ground (GND) layer 2 of a multilayer printed circuit board.
Patent JP-H03207914-A (JP)
Title: Electric heating element
Inventor: AREKUSANDAA FUON GAISUBERUKU
IPC: F23Q7/00
Filed: 1990-09-27
Abstract: PURPOSE: To obtain a good electrical conductive connection between an end portion of a second heating conductor coiled band and a discoidal metal cap, by making a specific angle between a base wall of a glow coil dish and a tangential line of a boundary bead of a side wall of the dish, fixing an end portion of a first heating conductor coiled band to a contact portion at the center of the base wall of the dish, and firmly clamping an end portion of the second heating conductor coiled band between a groove of the base wall of the dish and an inner surface of the side wall of the dish. CONSTITUTION: A first heating conductor coiled band 3 having an end portion 9 is fixed to a contact portion 2 which extends through the center of a glow coil dish 1 and is made of material suitable for an electric resistance heating. A groove 7 is formed in a circular base wall 4 of the heating glow coil dish. A side wall 5 of the dish is flanged to the inside of the dish and is bent to a degree that a tangential line t drawn to a boundary bead 8 of the side wall and the base wall 4 of the dish makes a bending angle of 90 deg.<α<=180 deg.. An end portion 10 of a second heating conductor coiled band having an upper brim portion 12 and a lower brim portion 11 is firmly clamped between an inner surface 13 of the side wall 5 of the dish and a base 14 of the groove 7.  Due to such a construction, a firm and uniform joint between the heating conductor coiled band 3 and the side wall 5 of the glow coil dish is obtained.
Patent JP-S62115013-A (JP)
Title: Ultraviolet-curable amorphous resin
Inventor: SAITO MICHIHISA
IPC: C08F290/00
Filed: 1985-11-14
Abstract: PURPOSE:To obtain the titled resin with which patterning can be simply and quickly performed and which is suitable, for example, in the production of dental plates, by imparting plasticity like that of gummy mass to a urethane acrylate resin liquid by the addition of a resin powder such as a polystyrene powder and further adding an ultraviolet sensitizer to the mixture. CONSTITUTION:A highly viscous plasticity like that of gummy mass is imparted to a urethane acrylate resin liquid by decreasing its fluidity by the addition of a resin powder such as a polystyrene resin powder at a suitable ratio. A small amount of a sensitizer sensitive to ultraviolet rays (e.g., benzil dimethyl ketal or hydroxycyclohexyl) is added to the mixture to obtain the purpose ultraviolet-curable amorphous resin. If necessary, it is also possible to add monomeric methyl methacrylate for viscosity adjustment, a vegetable oil as a tack eliminator, peppermint oil as a deodorant, etc., each in a small amount to the above amorphous resin. By using the obtained amorphous resin, patterning can be performed directly based on a model or the like without using any mold.
Patent JP-2000092764-A (JP)
Title: Permanent magnet synchronous machine and manufacture thereof
Inventor: HAGIWARA KEIZO
IPC: H02K5/00
Filed: 1998-09-09
Abstract: PROBLEM TO BE SOLVED: To attain sufficient mechanical strength even at the time of high-speed rotation of a rotor, by integrating a magnetic metal ring formed into a cylindrical shape with a rotor so as to sandwich a magnet, thereby ensuring electrical characteristics and magnetic properties and reducing an adverse mechanical effect on a permanent magnet. SOLUTION: This permanent magnet synchronous machine 1 is formed into a cylindrical shape and provided with a stator 3 in which a plurality of coils 7 are disposed with a fixed spacing, a rotor 4 with a permanent magnet 11 disposed on its surface and rotatably disposed inside the stator 3, and cylindrically shaped two magnetic metal rings 8, 9 integrated with the rotor 4 with the permanent magnet 11 sandwiched. It is thus possible to attain working precision and aligning precision required for the rotor 4 while simplifying a manufacturing process, and to dramatically improve the productivity in manufacturing the rotor 4.
Patent JP-2001080885-A (JP)
Title: Crawler type work machine
Inventor: YOKOYAMA SHOZO
IPC: B66C23/84
Filed: 1999-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a compact crawler crane capable of displaying work performance one grade upper. SOLUTION: A ground height of an upper turn unit 5 is increased by interposing a weight 3 having a spacer function between a car body 2b and a turn bearing 4 of a lower running unit 2, when stability of a main unit and an obstacle avoiding function at turn time of the upper turn unit 5 are set to those equivalent to a crawler crane of one grade upper by mounting an auxiliary counter weight 15 on a counter weight 14 mounted in a rear part of the upper turn unit 5, also when ability of a main winding winch 7 and a boom hoisting winch is set to that equivalent to a main winding winch and a boom hoisting winch mounted in the crawler crane of one grade upper, ability of one grade upper can be displayed regardless of compact size of the main unit.