baber/WOPTO huggingface dataset:
Patent JP-H08159008-A (JP)
Title: Natural flow water impeller independent type power hydraulic turbine of automatic omnidirectional type
Inventor: WAKASHIBA YOSHIKATSU
IPC: F03B3/12
Filed: 1994-11-30
Abstract: PURPOSE: To obtain general electric power by providing the natural flow water impeller independent type power hydraulic turbine of an automatic omnidirection al type in which the hydraulic turbine of a vertical type curved plate impellers are mounted in a freely rotating condition in a pontoon-like body floating on flow water. CONSTITUTION: A natural flow water impeller independent type power hydraulic turbine of an automatic omnidirectional type is arranged on a pontoon-like floating body 1, and the hydraulic turbine is formed such that a hydraulic turbine center shaft 4 is installed between a rolling body drum 2 and a ballast tank 3 set below the floating body 1. A hydraulic turbine is mounted around the shaft 4 in a freely rotating condition so as to integrate a vertical curved plate impeller 6 and an impeller shaft 7 with each other, and a flow water cover and a flow water direction rudder are installed on a safety fence to reduce water resistance on the return side of the hydraulic turbine, a fly wheel 13, a brake device 14. A chain wheel 15, a speed increaser 16, and a power generator 17 are interlocked with the upper part of the hydraulic turbine center shaft 4.
Patent JP-H03192747-A (JP)
Title: Structure for cooling test head for ic tester
Inventor: SUZUKI SHINYA
IPC: H01L21/66
Filed: 1989-12-21
Abstract: PURPOSE:To make it possible to cool efficiently ICs mounted on printed boards by a method wherein hinges are respectively provided between the printed boards arranged centering around a tube, cooling plates, which are respectively mounted with a flow path tube, are held by the hinges and a fluid having a large specific heat is made to flow through the interiors of the flow path tubes. CONSTITUTION:An IC tester is constituted of a tube 11 arranged at the central part of the IC tester and a plurality of printed boards 13, which are arranged radially on the periphery of the tube 11 and are respectively mounted with ICs 12, and a test head for the IC tester use is provided with hinges 1, which are respectively fixed between the boards 13, a pair of cooling plates 3, which are held one side of them by each hinge 1 and are respectively mounted with a flow path tube 2, and heat conducting plates 5 which are respectively formed of a plurality of elastic projecting parts 4. The plates 5 are respectively inserted between a pair of the plates 3 and the ICs 12, the ICs 12 are brought into contact with the plates 3 via the parts 4 and the ICs 12 are cooled by making a fluid having a large specific heat flow through the tubes 2. Thereby, the ICs mounted on the boards 13 can be cooled more efficiently compared to an air cooling type structure.
Patent JP-H10174500-A (JP)
Title: Vector control inverter for induction motor
Inventor: YOSHIDA TOMOHIRO
IPC: H02P21/00
Filed: 1996-12-12
Abstract: PROBLEM TO BE SOLVED: To avoid pulsation of output torque in the vicinity of rated r.p.m. of a motor. SOLUTION: Primary current of an induction motor 5, being driven through an inverter circuit is detected by a current detector 7 and divided into a torque component current detection value and an exciting component current detection value, and a primary current command value is divided into a torque component current command value and an exciting component current command value. In such a vector control inverter for controlling the induction motor 5, a flux command Φ2 * as a base of the exciting component current command, and the torque component current command Iq* are inputted individually and externally (torque command means 30/flux command means 31) in the form of command signal for controlling the output torque constantly regardless of the rotational speed.
Patent JP-H09152199-A (JP)
Title: Air conditioner
Inventor: SHIMURA KAZUHIRO
IPC: F25B1/00
Filed: 1995-11-28
Abstract: PROBLEM TO BE SOLVED: To make it possible to regulate the amount of the liquid refrigerant in storage in an accumulator in a certain range of liquid level. SOLUTION: A refrigerant circuit has a compressor 1, accumulator 7, condensers 2, 4, pressure reducers 3, 5, and evaporators 4, 2 and a pseudoazeotropic refrigerant is circulated therethrough. This circuit is equipped with a detective means 50 for detecting the liquid level of the refrigerant in an accumulator 7 and a controlling means 100. To regulate the liquid refrigerant LR in the accumulator 7 in a certain range of liquid level on the basis of level- detection signals LS from the detective means 50, when the liquid refrigerant LR in the accumulator 7 has risen above a prescribed level, the controlling means 100 acts to close the pressure reducers 3, 5 of the evaporators and, when the liquid refrigerant in the accumulator has fallen below a prescribed level, the controlling means 100 acts to open the pressure reducers 3, 5 of the evaporators.
Patent JP-H0777902-A (JP)
Title: Copying device
Inventor: DANIERU JIEI PIASU
IPC: G03G15/00
Filed: 1993-12-27
Abstract: PURPOSE: To more speedily recover the usable state of a copying machine by bypassing a normal setup system corresponding to the length of shut-down time. CONSTITUTION: The power-up of the copy machine is executed in a step S1 and processing is progressed to S2. When the determination in S2 is positive, processing is progressed to S3, the normal setup system occurs, the copy machine is guided to initial conditions suitable for operating and in S4, it is inquired whether setup is completed or not. When the determination in S4 is positive, processing is progressed to S5 and a copy function is enabled. When the determination in S2 is negative, however, it is shown that a temperature T is higher than T1 and the copy machine is not turned off longer than prescribed time. Therefore, processing is directly progressed to S5, the setup system is bypassed, and the copy function is more speedily enabled.
Patent JP-2000157109-A (JP)
Title: Internally threaded fishing rod
Inventor: HARADA TAKAFUMI
IPC: A01K87/00
Filed: 1998-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a internally threaded fishing rod capable of preventing the deterioration of its balance, because the difference between the inner diameters of the rod is enlarged, and further reducing the sliding resistance of the fishing rod. SOLUTION: In this internally threaded fishing rod in which an inward projection 6 is disposed on the inner circumferential surface 4 of the cylindrically formed rod body to reduce the sliding resistance of a fishing line 5 inserted into the rod body. The projection 6 is disposed on the inner circumferential surface 4 within <180 degree of the inner circumferential surface 4.
Patent JP-H04201203-A (JP)
Title: Dicing device
Inventor: SOEDA KATSUYUKI
IPC: B28D7/02
Filed: 1990-11-29
Abstract: PURPOSE:To remove chips generated by dicing effectively by continuously supplying a hollow section on the inside of a shaft with a cutting liquid and gushing the cutting liquid along both side faces of a rotary cutter by a guide groove. CONSTITUTION:When a shaft 10 is turned and driven, a rotary cutter 18, a holder 14 and a flange section 21 are rotated integrally. Since the holder 14 and the flange section 21 have approximately the same shape as the impeller of a pump, a cutting liquid is flowed in a space partitioned by the holder 14 and one side face of the rotary cutter 18 and a space partitioned by the flange section 21 and the other side face of the rotary cutter 18 along first and second guide grooves 17, 22 by pressure in a hollow section, centrifugal force, etc., and introduced to the outer circumferential section of the rotary cutter 18. The cutting liquid is flowed along both side faces of the rotary cutter 18, sprayed against the cutting section 30 of a wafer 28 by the rotary cutter 18 approximately vertically, and can blow off chips generated by the cutting section 30 forcibly and positively.
Patent JP-H04205756-A (JP)
Title: Skew detecting circuit
Inventor: YAMAMOTO TAKESHI
IPC: G11B20/02
Filed: 1990-11-29
Abstract: PURPOSE:To improve accuracy for detecting a skew by inputting the difference signal of two inputs as the signal at the linear input side for a phase detector. CONSTITUTION:The signal IN1 from an input terminal 22 and the signal IN2 from an input terminal 23 are inputted to a difference signal producing circuit 24 to get the difference of both signals. This difference signal is inputted to one end of the phase detector 26, and the signal IN2 is inputted to the other end being phase-shifted through a 90 deg. phase shifter 25. The output of detector 26 is integrated by a low-pass filter LPF 27 and led out to the output terminal 28. Thus, by removing the factor of skew detection error due to the same phase components of two input signals, the skew detection can be executed with high accuracy.
Patent JP-H05174696-A (JP)
Title: Circuit breaker operation control device
Inventor: MARUYAMA TOSHIMASA
IPC: H01H71/24
Filed: 1991-12-17
Abstract: PURPOSE:To set opening time adjustment control in a constant range by operating a movable iron core by means of magnetic force generated by an electromagnetic coil, transmitting this to a movable contact operating mechanism through a trigger link mechanism connected to a fly wheel, and separating a movable contact from a fixed contact. CONSTITUTION:Circuit breaking of a circuit breaker can be attained by separating a movable contact 3 from a fixed contact 2. That is, a movable iron core 9 is attracted against energizing force of a return spring 14 by means of electromagnetic force specified beforehand by means of a shape of an electromagnetic coil 12 housed in a frame body 13, the number of turns and an electric current value, and a trigger 8 is tried to be removed from an operating lever 5 according to an operation of the iron core 9, but swing of a fly wheel 16 installed on a rod 10 at this time is determined by an inertial mass of the whole trigger link system. Thereby, the large inertia is applied to the fly wheel 16, or the rotational center 17 of the wheel 16 is controlled by means of a pin 15 positioned in an oval hole 16A arranged in the wheel 16, so that operation speed of the trigger can be adjusted.
Patent JP-H04200832-A (JP)
Title: Structure of die in thread rolling device
Inventor: WATANABE KIHACHI
IPC: B21H9/02
Filed: 1990-11-29
Abstract: PURPOSE:To attain high quality thread rolling by specifying the angle of a circular arc of a segment die. CONSTITUTION:In a thread rolling device where a thread is rolled between turning cylindrical dies 1 and a fixed segment die 2, the angle (theta) of a circular arc of the segment die is regulated to 140-180 deg.. When a billet is intermittently supplied between the cylindrical dies 1 and the segment die 2, the billet is delivered while being allowed to rotate on its axis. As a result, the billet can be subjected to thread rolling with high precision over a long range.
Patent JP-H09179162-A (JP)
Title: Diaphragm control mechanism for camera
Inventor: YAMAMOTO MASARU
IPC: G03B9/07
Filed: 1995-12-21
Abstract: PROBLEM TO BE SOLVED: To provide an electromagnetic motor control type diaphragm control mechanism for a camera having the merit of the speediness of a spring system and the merit of controlling accuracy in rotary electromagnetic control. SOLUTION: This diaphragm control mechanism for a camera in which operation for driving a diaphragm is executed by the stored force of a spring 13 is provided with an encoder 11 measuring adjusting amount and a compact motor 20. In the case of controlling the diaphragm, the motor 20 self-propels and rotates by the energizing force of the spring 13, and stops at a balanced appropriately controlled position against rotational inertia and the energizing force of the spring by applying a reverse current for control from the proximate position of appropriate diaphragm control. In the case of restoring the diaphragm, the motor 20 is driven to be reversely rotated and the diaphragm is restored to an initial position while the motor 20 is subjected to the spring charge.
Patent JP-H10165955-A (JP)
Title: Water purifying apparatus
Inventor: SANO YOICHI
IPC: B01D35/027
Filed: 1996-12-13
Abstract: PROBLEM TO BE SOLVED: To provide a water purifying apparatus supplying oxygen to water of an aquarium fish breeding water tank, a fish farm, a basin or lakes or marshes not only to sterilize and deodorize said water by applying water electrolyzing technique but also to sterilize and deodorize said water and capable of holding water quality to environment capable of growing an organism, especially, fish. SOLUTION: A circulating type water purifying apparatus is equipped with an electrolytic chamber 12 constituted of an electrolytic composite electrode plate wherein two electrode plates having upper surfaces composed of a conductive material and rear surfaces composed of a nonconductive material and provided with a large number of through holes are arranged so that the surfaces of the respective nonconductive materials are opposed to each other, the water suction pipe 13 fitted in the electrolytic chamber 12, the water suction pipe 14 connected to the water suction pipe 13 and a discharge pipe 15 discharging the water sucked by the water suction pump 14 into the air. Further, a filter 16 for filtering water may be fitted to an appropriate place.
Patent JP-H07184816-A (JP)
Title: Cleaning tool
Inventor: FUJIE YUKO
IPC: A47L13/41
Filed: 1993-12-27
Abstract: PURPOSE:To provide a cleaning tool suitably used for cleaning the threshold of an elevator with satisfactory operability and excellent safety. CONSTITUTION:This cleaning tool is composed of a permanent magnet 12 for attracting foreign matters, a housing 11 for receiving the permanent magnet 12, an outer frame 14 mounted on the housing 11 and a operative lever 16 mounted to the outer frame 14 to shift vertically the permanent magnet 12.
Patent JP-H02176596-A (JP)
Title: Decay heat removal system for fast breeder
Inventor: OHASHI YUKIO
IPC: G21C15/18
Filed: 1988-12-28
Abstract: PURPOSE:To remove decay heat generated at a core part without using any power equipment by connecting 1st and 2nd heat exchanger by circulation piping. CONSTITUTION:A heat medium after having its heat exchanged with the 1st sheet exchanger 10 is vaporized or heated with the heat in a nuclear reactor container 1 to decrease in concentration and move up as shown by a arrow, and then flows in a 3rd heat exchanger through the circulation piping 14. The heat exchanger 16 exchanges heat with the heat medium from the heat exchanger 10 to supply produced steam to a steam turbine 18 through a steam pipe 17. The heat medium having its heat exchanged with the heat exchanger 16 flows in the 2nd heat exchanger 13 through the piping 14 is cooled with air. At this time, the air in a duct 15 and the heat medium exchange heat with each other to become an upward air flow, which is discharged to the atmosphere from the upper opening of the duct 15; and the heat medium having its heat exchanged with the heat exchanger 13 is cooled with air to increase concentration and then return to the heat exchanger 10 positioned below through the piping 14. Thus, the heat medium circulates naturally, so the need for the power equipment is eliminated.
Patent JP-H06158082-A (JP)
Title: Electroviscous fluid
Inventor: MIYANO MARI
IPC: C08L83/04
Filed: 1992-11-20
Abstract: PURPOSE:To obtain an electroviscous fluid having a high electroviscous effect, reduced in the precipitation of disperse phase, and excellent in long-term stability, temperature characteristics and a response to an applied electric field. CONSTITUTION:This electroviscous fluid is prepared by suspending a disperse phase comprising dielectric particles in a liquid phase comprising an oily medium consisting of a copolymer of 50-90mol% dimethylsiloxane with 10-50mol% 3,3,3- trifluoropropylmethylsiloxane and having a volume resistivity of 10<11>OMEGA.cm or above. Alternately, a disperse phase comprising dielectric particles is dispersed in a liquid phase comprising a mixture of the above copolymer with a dimethylsiloxane homopolymer and having a ratio of the number of the 3,3,3- trufluoropropylmethylsiloxane units to the total number of the 3,3,3- trifluoropropylmethylsiloxane units and the dimethylsiloxane units in the range of 0.1-0.5.
Patent JP-H09150223-A (JP)
Title: Plastic-working method for cupped member with boss
Inventor: KOBAYASHI KAZUTO
IPC: B21D22/24
Filed: 1995-11-29
Abstract: PROBLEM TO BE SOLVED: To obtain a member having desired shape and size at one process without causing the tension stress in the vertical wall of a boss part by pressing the opening and surface of a cupped member and forming the boss part. SOLUTION: When a pressing punch and a ring punch 4 descend, a plate-like blank is squeezed by a die and the pressing punch to form the cupped shape. When the ring punch 4 further descends in the condition of holding the flange part of the cupped member with the holding punch and a counter punch 8, the opening end surface 13 of the cupped member is pushed by the ring punch 4, and the bottom part of the cupped member is erected toward the inside of the cupped member along the projecting part 12 of the counter punch 8. By this method, a large scaled equipment is obviated and a trouble of shock line caused in the case of multiple processes is cancelled.
Patent JP-H066758-A (JP)
Title: Signal processor for correcting distortion of display image
Inventor: TOOMASU UIRIAMU RIKAADO
IPC: G11B20/02
Filed: 1992-12-15
Abstract: PURPOSE: To obtain a signal processing device for the line synchronizing pulse of a line synchronizing signal for limiting an analog video signal line period. CONSTITUTION: This signal processing device has a phase-locked loop 40 for generating a clock signal having a frequency being the multiple of line synchronizing signal frequency. The phaselocked loop 40 has a counter 100 for dividing the clock signal into the multiple. The signal processing device further has logic circuits 110 and 50 for resetting the counter 100 after detecting a spurious pulse for leading a time interval into a line synchronizing signal having a shorter line period than that of a video signal. The signal processing device is especially useful for a picture processing system for digitalizing an analog video signal reproduced by a conventional video tape player, and even if the video signal includes a spurious line synchronizing pulse generated by the skip of a reproducing head, the image is not distorted.
Patent JP-H01177858-A (JP)
Title: Power transmission device
Inventor: SHIOMI TOMONORI
IPC: H02K49/00
Filed: 1987-12-29
Abstract: PURPOSE:To eliminate a mechanical contact, to obviate the deterioration of durability due to wear and to reduce a transmission loss by transmitting a rotary power by attracting and repelling of electromagnet stripes. CONSTITUTION:Electromagnets for forming electromagnet stripes 15, 17 are energized. When a rotary shaft 11 is rotated in a state that the opposite electromagnets having different polalities are attracted to each other, the stripe 15 disposed on a rotor 13 is rotated with the shaft 11 as an axis, and the stripe 17 disposed oppositely thereto is rotated reversely to the shaft 11 at a rotary shaft 12 as a center by attracting and repelling with the stripe 15. Power is transmitted to the shaft 12 secured by the rotation of the stripe 17.
Patent JP-H09182113-A (JP)
Title: Three-dimensional solid video signal conversion device and video camera device using the device
Inventor: SATO AKISHI
IPC: G11B31/00
Filed: 1995-12-22
Abstract: PROBLEM TO BE SOLVED: To inexpensively provide a stereoscopic vision system from which a three-dimensional solid video signal is outputted with one video camera and by which a solid video can be enjoyed. SOLUTION: An adapter for taking solid photograph 20 where the video viewed by the right eye is projected on the right half of a screen and a left eye-side on the left half is fitted in front of the photographing lens 10 of a video camera main body 2 in a video camera device 1 so that it can freely be attached/detached. The video is taken by the video camera device 1 through the adapter for taking solid photograph 20. The video signals to which the pictures viewed by the right/left eyes are inputted are generated on the halves of the screen and the right/left pictures are enlarged and segmented in a three- dimensional solid video signal conversion device 40. Thus, the three-dimensional solid video signal can be obtained.  When the television screen 61 outputting the three-dimensional solid video signal is viewed by spectacles with shutter 70, the video with solid effect can be viewed. Anyone can extremely easily take the solid video and the solid video can be viewed compared with a case when two video camera devices are used.
Patent JP-2001152379-A (JP)
Title: Electrolytic cell
Inventor: AOKI KENJI
IPC: C25B9/19
Filed: 1999-11-25
Abstract: PROBLEM TO BE SOLVED: To effectively utilize a cation-exchange membrane in the electrolyzing chamber of an electrolytic cell and to prevent the pulsation in the chamber and the pressure fluctuation in the chamber when a current is applied. SOLUTION: The gas-liquid outlet of the electrolyzing chamber is opened upward at about the same position as the upper end of an electrode.
Patent JP-H05165476-A (JP)
Title: Electronic musical instrument
Inventor: TAKATSU YASUHIRO
IPC: G10H7/02
Filed: 1991-12-18
Abstract: PURPOSE:To change tone quality according to an execution such melody execution or code execution in the electronic musical instrument in a plural channel synthesizing/waveform reading system. CONSTITUTION:A time difference detection part 109 always detects time difference between the twice of keying and only when the value is smaller than unit time, a keying number count part 110 counts the number of keying. A control part 102 instructs a reading part 105 to read the waveform data of a waveform storage part 103 for all the times of keying and on the other hand, the waveform data of a wave form storage part 104 are not read unless the data of the keying number count part 110 exceed a fixed value. Thus, in the case of the melody rendition, the tone quality of only the wave form storage part 103 is generated and in the case of the case execution, that of the waveform storage part 104 is mixed. Therefore, the musical expressivity of the electronic musical instrument is improved.
Patent JP-H04199497-A (JP)
Title: Electronic cash register
Inventor: SHIRASAKI TAKASHI
IPC: G07G1/12
Filed: 1990-11-29
Abstract: PURPOSE:To grasp sales information for each time zone by storing the sales information, which is inputted for each time zone decided in advance, for each kind of merchandise and starting reading the sales information from the highest sales amount based on the sales information for each kind of merchandise to be stored. CONSTITUTION:A PLU file 10 stores the name of merchandise, the code number of merchandise, unit price, sales price, sales amount and sales amounts by time zones for each kind of merchandise, and time zone PLU file 11 stores the sales order, the code number of merchandise and the sales amount for each time zone. In this case, a sales order report 12 has a time zone column, time zone total sales number column, time zone total sales price column, order column, merchandise name column and time zone sales amount column, and the merchandise sales order and the sales amount can be confirmed in each time zone. Thus, the sales information of each kind of merchandise in the time zone decided beforehand can be started being outputted from the highest sales amount and therefore, the sales information can be grasped for each time zone decided in advance.