baber/WOPTO huggingface dataset:
Patent JP-2000192988-A (JP)
Title: Shift hitch preventive structure of transfer
Inventor: TOTSUKA NAOMI
IPC: F16H63/30
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To prevent a shift hitch at switching time in a transfer for switching a motive power distributing state at traveling time by using a synchronizer. SOLUTION: A shift hitch preventive device of a transfer has a hub clutch integrally rotating with a front side shaft, a gear integrally rotating with a rear side shaft connected to a transmission, a hub sleeve connected to the gear by sliding by integrally rotating with the hub clutch and a synchronizer ring relatively rotating between the hub clutch and the gear, a recessed part 4c is formed in the hub clutch, and a projecting part 10c is formed in the synchronizer ring so as to be mutually engageable.  Rotational directional clearance between a recessed part 4a and a projecting part 10c is formed so that a rotational directional other side chamfering part 5b of a hub sleeve spline 5s does not slidingly contact with a synchronizer ring spline 10s even when the hub clutch and the synchronizer ring relatively rotate unit one side inner wall 4a of the recessed part engages with the projecting part 10c when a shaft rotating speed becomes the front side > the rear side in synchronous operation.
Patent JP-2001187353-A (JP)
Title: Gas-liquid separator, floor surface scrubber and floor surface cleaner
Inventor: KENMOCHI NOBORU
IPC: B04C9/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a gas-liquid separator which is capable of subjecting a gas-liquid mixture that is sucked in a foul water tank or dust bucket and contains foul water or the like, to gas-liquid separation within the foul water tank or dust bucket, recovering the separated liquid and gas fractions and discharging only the separated air, along with a suction air stream, to the outside, while reducing scattering of the foul water, its mist, etc., over the surrounding area to a possible minimum. SOLUTION: This gas-liquid separator is provided with: a cylindrical body 1A one end face of which is closed and the other end face of which is opened and functions as an outlet 1H and which is capable of effecting suction in the direction from the outlet 1H toward the outside; an introduction port 2 for connecting a hose or pipe 3, each used for the purpose of sucking air containing a liquid, to the cylindrical body 1A in the tangential direction to the peripheral surface of the cylindrical body 1A; and a port fringe member 5 which has a larger inner diameter than the inner diameter of the outlet port 1H of the cylindrical body 1A and is fitted to the side of the outlet port 1H and in a part of which a notch is formed.
Patent JP-2000177625-A (JP)
Title: Safety structure against collision of chassis frame of vehicles
Inventor: MURAKAMI TOSHIHIRO
IPC: B62D21/15
Filed: 1998-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a safety structure against the collision of chassis frame of vehicles of a simple structure with little increase in weight or cost capable of increasing a maximum drag of chassis frame and improve absorption efficiency of impact energy when external forces act such as at a collision to vehicles and the like. SOLUTION: A flange 40 is formed extending inward the edge of upper side 4a of a steering bracket 4 to be installed at the front end of a side member 1 to cover it. The upper side 4a is made to be longer than the lower side 4b and the difference in rigidity is given. The centroid of the cross section of the steering bracket 4 is made to coincide with indicated part of the side member to act an external force directly to the side member 1. As the result, a maximum drag can be increased and the deformation amounts by the change of a variation mode can be reduced, the absorption efficiency of impact energy can be improved to improve safety for vehicles.
Patent JP-2001158210-A (JP)
Title: Fully automatic spiked tire
Inventor: KUZUU MIKIO
IPC: B60C11/16
Filed: 1999-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a spiked tire that does not generate dust. SOLUTION: When ice and snow on a road are melted by running of a tire, water remains between the tire and the road, the tire slips, and thus a spike is required, the spike is mounted so that the water is taken into a hole opened in the tire, the built-in spike is moved by water pressure, the spike goes out of the surface of the tire, the spike bites into the ice and snow due to the water pressure. A tire apparatus includes a plurality of devices having such a structure.
Patent JP-2001152890-A (JP)
Title: Measures against overlap time of simultaneous opening intake valve and exhaust valve for mixture when piston valve is used in four-cycle gasoline engine, measures against overlap time of simultaneous opening intake valve and exhaust valve for mixture when piston valve is used in four-cycle gasoline engine other than actual compression stroke in compression stroke, method for taking actual expansion stroke longer as piston stroke in expansion stroke than actual compression stroke in compression stroke and measures against excessive long stroke to be taken, and auxiliary device for valves in measures against overlap in simultaneous opening of intake and exhaust valves and for valves in measures against taking excessive long stroke as piston stroke in expansion stroke
Inventor: NAKADA OSAMU
IPC: F02D13/02
Filed: 1999-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a four-cycle engine equipped with piston valves managing well with eventual overlapping of simultaneously opening intake valve for mixture gas and exhaust valve. SOLUTION: The four-cycle engine having piston valves is furnished with an intake valve for mixture gas and an exhaust valve, and further valves (a, b, c), whereby a method is established, in which the actually expansion stroke in the expansion stroke is taken longer in terms of piston stroke than the actually compressing stroke in the compression stroke, and also a countermeasure against excessive long setting is established.
Patent JP-2000202978-A (JP)
Title: Layered composite material based on thermoplastic polymer
Inventor: MUELLER KLAUS
IPC: B32B33/00
Filed: 1999-12-13
Abstract: PROBLEM TO BE SOLVED: To provide an economical layered composite material produced from a thermoplastic polymer, having at least one decorative surface layer, having resistance against the influence of humidity or other similar environment, also having excellent friction resistance and high compression strength and simple to produce. SOLUTION: A layered composite material has at least one decorative layer and is constituted of a support layer comprising a thermoplastic polymer other than polypropylene, the decorative layer arranged on the upper surface thereof and the thermoset layer applied thereto. In this case, an intermediate layer can be inserted into the gap between the support layer and the decorative layer as a bonding material and the decorative layer and the thermoset layer can be also applied to both surfaces of the support layer.
Patent JP-2000197776-A (JP)
Title: Top
Inventor: MIHASHI YUKIO
IPC: A63H1/04
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To fabricate a unique top with improved performance by enabling separation and mounting of a head member and a bottom from/to a body member, at least. SOLUTION: A top 1000 comprises a body member 100, head member 200, bottom member 300, shaft member 200, suspension unit 500, bearing, upper cap 700, and a shaft cover 600. A top body is constructed of the body member 100, head member 200 and bottom member 300. The body member 100 is properly selected and assembled considering the balance with the head member 200. The body member 100 is formed with a hollow part 110 into which the suspension unit 500 can be inserted. The body member 100 is provided with projection pieces 120, 120 for the connection with the bottom member 300. With the constitution, a proper change of the parts such as the members 100, 200, 300 can be made to thereby provided a unique top.
Patent JP-2000179446-A (JP)
Title: Small-size wind power generating system interconnection system and protecting device for its automatic drive
Inventor: SANO HIROAKI
IPC: F03D9/00
Filed: 1998-12-11
Abstract: PROBLEM TO BE SOLVED: To constitute a stable, full-automatic drive system, to materialize system interconnection of a wind power generator, to dispense with complication such as the detection and control of wind speed data, and to provide a necessary protection device by combining the wind power generator, a rectifying circuit, the protection device, and a system interconnection inverter together. SOLUTION: Rotation energy from a wind turbine 1 adopting wind power energy is converted into AC electric power by a synchronous power generator 2, converted into DC by a rectifying circuit 3, and then fed to a power system 5 via an inverter 4. Then, the protecting device 11 utilizes an electromagnetic brake by a short-circuit current of the generator, for example in a three-phase generator, to detect the abrupt rise of the rotation speed by a rotation detecting line 12 and stop the power generation by turning on a short circuiting switch 13 via a relay 16. When the system interconnection inverter 4 is stopped by the internal failure, etc., an inverter abnormality detecting line 14 detects it so as to stop it similarly. In detecting the system voltage detecting line 18, the power generation is stopped by the short circuiting switch 13.
Patent JP-H04210034-A (JP)
Title: Vacuum cleaner
Inventor: OHARAGI HARUO
IPC: A47L9/04
Filed: 1990-12-03
Abstract: PURPOSE:To automatically obtain the most suitable suction force according to the kind of a floor surface and the type of a suction nozzle used, by a method wherein an air-flow rate Q flowing-in through the suction nozzle is operated using a rotational speed and a load current of a fan motor, and a static pressure from a pressure sensor, and a control circuit for regulating the rotational speed of the fan motor is provided. CONSTITUTION:Since a rotary brush is brought into direct contact with a floor surface, a current applied to a nozzle motor for driving the rotary brush is varied in the time of cleaning, and a fluctuation range DELTApbi of peak current value is varied corresponding to the kind of the floor surface and force depressed against a suction nozzle. In the case of the suction nozzle without the rotary brush, a fluctuation range DELTAH of static pressure is varied corresponding to the kind of the floor surface and the force depressed against a suction nozzle. The fluctuation range DELTApbi, the fluctuation range DELTAH, air-flow rate command value Qcmd and static pressure command value Hcmd are inputted and Fuzzy operation is carried out, following which these results are integrated and the air-flow rate command value Qcmd and the static pressure command value Hcmd are newly generated. The rotational speed of a fan motor is regulated so that these results coincide with static pressure value H detected and air-flow rate value operated, and suction force is steplessly regulated. An operator can, therefore, clean the floor surface due to the most suitable suction force, according to the kind of the floor surface, the type of the suction nozzle and how to handle the suction nozzle.
Patent JP-H04339256-A (JP)
Title: Gas concentration measuring apparatus
Inventor: KATO NOBORU
IPC: G05D7/06
Filed: 1990-12-07
Abstract: PURPOSE:To automativcally measure the concn. of gas by a gas concn. detecting part. CONSTITUTION:Solenoid valves 3a, 3b, 3c are respectively provided to a plurality of gas concn. detection parts 1a, 1b, 1c to be connected to an air pump 2 and the opening and closing of the solenoid valves 3a, 3b, 3c and the operation of the air pump 2 are controlled by a control means 10. The concn. of specific gas can be automatically detected without requiring labor and can be easily measured even in the case of low concn.
Patent JP-H0615587-A (JP)
Title: Robot arm
Inventor: KURONO SHIGERU
IPC: B25J17/00
Filed: 1990-12-19
Abstract: PURPOSE:To control the motion of a robot arm being driven by a servomotor accurately with a speed reducer 41 simple in structure. CONSTITUTION:A nut 22 is screwed in a ball screw 21 rotated and driven by a servomotor 18. This nut 22 is attached tight to a toothed belt 16 stretched across in a pair of wheels 14 and 15 and its rotation is stopped. When the ball screw 21 is rotated therewith, the nut 22 is moved in company with the toothed belt 16, and thereby the paired wheels 14, 15 are rotated as well. In succession, a robot arm is rotated.
Patent JP-H04219066-A (JP)
Title: Image processor
Inventor: OTA EIJI
IPC: H04N1/40
Filed: 1990-12-19
Abstract: PURPOSE:To allow the outputting of copied images having optimum gradation characteristics by detecting the densities of a document and a copying device and making gradation conversion according to the respective densities. CONSTITUTION:The densities of the document images obtd. by scanning reading systems 103 to 105 in an arrow direction are detected by a density detecting circuit 113 and are converted respectively to C(cyan), M(magenta) and Y(yellow) of complementary colors according to the max. density and min. density of the document and the max. density value of a copying device detected by a copying density detector 124. The min. values K(black) of C, M, Y are extracted by a black extracting circuit 110 and are subjected to known color correction processing in a masking circuit 111 and a UCR circuit 112 to form images, by which the collapse of the gradations in the high-density parts is prevented without the aid of user's labor at the time of copying the document (mainly silver salt photograph) of the density above the reproduction range of toners.
Patent JP-H04217888-A (JP)
Title: Asr controller for controlling elevator
Inventor: IWASA MASAO
IPC: H02P29/00
Filed: 1990-12-20
Abstract: PURPOSE:To provide an ASR controller for controlling elevators which can suppress unnecessary variation of a torque command without delaying the torque command and can relieve the influence of the variation to the vibration of a cage. CONSTITUTION:In this ASR controller for controlling elevators which inputs a speed command and the actual speed of a motor to a subtracter 1 and obtains a torque command by inputting a speed deviated amount obtained as the output of the subtracter 1 to a PI amplifier 2, the noise and ripple components of the torque command output of the amplifier 2 are removed by connecting a filter 3 to the amplifier 2 and, at the same time, a differentiator which differentiates a speed command is provided. An accelerating component from the differentiator is added to a torque command outputted from the filter 3 by mean of an adder 5 and the delay of the torque command caused by the filter 3 is reduced.
Patent JP-H04222952-A (JP)
Title: Digital magnetic recording and reproducing device
Inventor: SHIMOTASHIRO MASAFUMI
IPC: G11B15/467
Filed: 1990-12-25
Abstract: PURPOSE:To detect the linearity of a video track and to improve the tracking error detecting accuracy and also to detect a tracking error without interfering with a digital signal and then to expand a tracking margin. CONSTITUTION:The same track on a magnetic tape 1 is reproduced in providing an overlapping part by using two multimagnetic heads 2 and 3 having the same azimuth. Two regenerative envelopes are compared and detected by an envelope detecting part 12 to detect a tracking error. Whether a regular track is reproduced or not is found by detecting a pilot signal by a pilot detecting part 11. Then, the digital signal is decoded, and a reproducing channel is selected by a channel selecting part 10 in accordance with the number of errors per synchronizing block detected by error number detecting parts 8 and 9.
Patent JP-H04222955-A (JP)
Title: Magnetic recording and reproducing device
Inventor: NAKAO YUKIYOSHI
IPC: G11B15/61
Filed: 1990-12-26
Abstract: PURPOSE:To prevent a tape from being abraded due to contact with a rotary drum at a window part of the drum by forming a specifically sized taper part in the vicinity of the window part of the rotary drum. CONSTITUTION:A rear surface of the rotary drum 1 in the forward direction of a magnetic head 3 in the vicinity of the window part is formed with a taper part 7 having d1 in depth and ll1 in length, while a front surface in the forward direction is formed with a taper part 8 having d2 in depth and l2 in length, where the depths d1 and d2 fall within 5mum-50mum, and the lengths l1 and l2 within 0.3mm-2mm. Thus, by eliminating them in the vicinity of the window part to a min. respectively, a contact part with the rotary drum 1 can be eliminated without exerting influence upon the magnetic tape 4 in its deformation, thus preventing the tape 4 from flawing and the occurrence of magnetic powder.
Patent JP-H07181785-A (JP)
Title: Cleaning/developer-supplying device
Inventor: KAMIJO MASAHIKO
IPC: G03G21/10
Filed: 1990-12-27
Abstract: PURPOSE:To provide a cleaning/developing-supplying device capable of preventing fresh toner from being separately stored from waste toner. CONSTITUTION:In this cleaning/developer-supplying device in which a cleaning part 11 for removing the remaining toner on the surface of a photoreceptor belt 20 after transfer and storing it as the waste toner 38 is integrated with a toner supply part 12 for supplying the fresh toner 16 to a developing part 26, a vibrating means 34 vibrates the whole device, thereby preventing the waste toner 38 from being separately stored from the fresh toner 16 to obtain a uniform and flat state.
Patent JP-H04220573-A (JP)
Title: Low-voltage system line wire insulation monitoring method
Inventor: OZAKI MASAMITSU
IPC: G01R35/00
Filed: 1990-12-20
Abstract: PURPOSE:To obtain an earth impedance from an earth electrostatic capacity of a low-voltage three-phase circuit including a neutral point grounding circuit, Tandelta, and a zero-phase current, calculate an insulation resistance reduction content from the zero-phase current change content of insulation deterioration, and find insulation resistance deterioration. CONSTITUTION:An earth impedance in each phase is obtained from an earth electrostatic capacity of a collective three phases of a low-voltage three-phase wiring and a low-voltage three-phase load, tandelta, and a zero-phase current. An amount of reduction in insulation resistance in each phase is obtained by calculation according to an amount of change in the zero-phase current due to insulation deterioration with this value as a reference value of an initial insulation resistance and earth electrostatic capacity of each phase. A size and a phase of the zero-phase current flowing to an earth line 6 of a neutral point of a transformer 1 are detected by zero-phase transformers 5 and 9 and a phase-shift detector 3 and an amount of unbalance of three phases of the earth impedance is calculated by an operator 4 from these, tandelta, and a collective impedance of three phases. An impedance 7 is provided to allow initial impedance to be maintained to be a constant value.
Patent JP-H04224505-A (JP)
Title: Zeolite-based antibacterial agent and resin composition
Inventor: KATSUTA YASUMASA
IPC: C08L27/04
Filed: 1990-12-25
Abstract: PURPOSE:To obtain a zeolite-based antibacterial agent capable of keeping the antibacterial activity even after the use over a long period and compoundable to resin without causing discoloration of the resin by compounding a substance containing specific organic acid to an antibacterial zeolite supporting an antibacterial metal ion such as silver ion. CONSTITUTION:The objective zeolite-based antibacterial agent can be prepared by compounding a substance containing >=2wt.% of an organic acid or a free acid to an antibacterial zeolite supporting at least silver ion in substituted state and expressed especially by the formula (1<=m<=8; 0<=n<=5; 0<x<=1.2; y>=0.2; z<=0.7; 1.2<=x+y+z<=8; y/x<=20; M is bivalent metal of group II A, IB or II B of the periodic table; M'' is alkali metal). Preferably 0.1-70 pts.wt. of the zeolite-based antibacterial agent is compounded to 100 pts.wt. of a resin such as polyolefin resin and polyvinyl chloride resin. The resin compounded with the agent holds the antibacterial agent even after the use over a long period and has excellent discoloration resistance to light and heat.
Patent JP-H04221774-A (JP)
Title: Wiring jig for inspecting wiring of high density board
Inventor: AKINO KATSUHIRO
IPC: G01R31/02
Filed: 1990-12-22
Abstract: PURPOSE:To perform reliable inspection of the wiring of a board brought into a high density state without adjoining probes making contact with each other. CONSTITUTION:A number of holes are formed at intervals of a given distance in a non-conductive plate supported to the board by means of a pin. A probe body is vertically movably held in each of a number of the holes, a probe cylinder part the upper outer periphery of which is caulked is pressed in and locked, and a lead wire is connected to the lower end of the probe cylinder part.
Patent JP-H06182087-A (JP)
Title: Elastic washing net
Inventor: YAMADA AKIE
IPC: D06F35/00
Filed: 1990-12-10
Abstract: PURPOSE:To prevent damage to clothing by a method where a net comprising an elastic synthetic resin material is worked by sewing or the like to form a cubic bag body and an opening or closing port part is provided at a proper position in the bag body so as to reduce the twisting, pressing or the like of the clothing accompanying washing. CONSTITUTION:A net comprising an elastic synthetic resin material is worked by sewing or the like to form a cubic bag body 1, a linear opening or closing port part 2 is provided at a proper position of the bag body 1 to match to the cubic shape thereof and a fastener 3 is provided as opening or closing means along the opening or closing port 2. When the bag body 1 is formed, for example, in a cylinder, a pocket 4 is provided covering a lower half on both sides in the longitudinal direction thereof to serve as side reinforcement for holding the cubic shape. Both end parts (a) and (b) of a handle 5 are sewn at both ends of the opening or closing part 2 and objects to be washed after the washing are placed and carried thereby enabling the using of the product as washing basket.
Patent JP-H04223248-A (JP)
Title: Testing method of vibration fatigue of stranded wire
Inventor: YAMAZAKI TAKAHIRO
IPC: H02G1/02
Filed: 1990-12-26
Abstract: PURPOSE:To conduct a fatigue test of a stranded wire easily by using a vibrator for vibrating the stranded wire. CONSTITUTION:A vibrator 7 is suspended from a stranded wire 3, as a device for vibrating the stranded wire 3. When the vibrator 7 is made to vibrate in this state, the vibration is transmitted to the stranded wire 3 and the same vibration as obtained by using an exciter is obtained. When the one of an eccentric weight type is used as the vibrator 7, in this case, a force of vibration can be adjusted with ease only by moving an eccentric weight, and the amplitude and the vibration fatigue strain of the stranded wire 3 can be adjusted simply. When an inverter is used for a power source of the vibrator 7, besides, a frequency can be varied also with ease. According to this constitution, limitation on a testing place is removed and a fatigue test of the stranded wire can be executed with ease.