Patents by Inventor Hisao Kobayashi
Hisao Kobayashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 4839564Abstract: A large image display apparatus comprises a plurality of discharge lamps each having an anode, a cathode and a light emitting tube, a display board having the plurality of discharge lamps thereon, a heating circuit for heating the cathodes of the plurality of discharge lamps, a power supply circuit for generating a rectified high frequency voltage and biasing the plurality of discharge lamps, an image signal generator for generating an image signal, and a control circuit for controlling the quantity of light emitted from each discharge lamp in response to the image signal.Type: GrantFiled: June 17, 1988Date of Patent: June 13, 1989Assignee: Toshiba Electric Equipment CorporationInventors: Katsuyuki Ide, Hisao Kobayashi, Nanjou Aoike
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Patent number: 4817641Abstract: A wig base which is in strict agreement with the shape of the head of a person who wears it and which is not deformed even after used for many years, and a method of producing the same. To produce the wig base, a net member which constitutes the whole or part of the wig base is brought into substantial agreement with the shape of the head of a person who wears it, resin is applied onto the filaments forming the net and onto the intersecting points and peripheries thereof to temporarily mold the wig base, followed by adhesion of the intersection points of the filaments by welding.Type: GrantFiled: June 1, 1988Date of Patent: April 4, 1989Assignee: Aderans Co., Ltd.Inventors: Hisao Kobayashi, Kosuke Mochizuki
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Patent number: 4799502Abstract: A wig or hairpiece comprising a wig base formed by a network having a convexly curved surface corresponding to the counter of a user's head, and hairs planted over the entire convexly curved surface of the network. The wig base is formed in a zigzag fashion at its front edge portion which corresponds to a hairline at the user's forehead. The wig base is stitched at a location slightly inside its front edge portion by a filament.Type: GrantFiled: December 17, 1986Date of Patent: January 24, 1989Assignee: Aderans Co., Ltd.Inventors: Hisao Kobayashi, Kousuke Mochizuki
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Patent number: 4730987Abstract: A variable delivery compressor containing a plurality of compression chambers and reciprocatory compression pistons is adapted for use in an air-conditioning circuit of a vehicle. The compressor has a suction chamber communicating with the compression chambers by way of a plurality of suction valves, some of which are capable of being deformed by a valve pressing mechanism from a first position, where the refrigerant is compressed, to a second position where the compression of the refrigerant is partially ineffective. The valve pressing mechanism contains an axially movable spool actuated by an actuating unit controlled by a cooling-load responsive control unit.Type: GrantFiled: September 24, 1986Date of Patent: March 15, 1988Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Katsunori Kawai, Hiroyuki Deguchi, Hisao Kobayashi, Shuichi Sugizono
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Patent number: 4709555Abstract: The present invention contemplates a delivery control valve arrangement adapted for use in a refrigerant gas compressor of double-acting swash plate type in which its delivery capacity can be varied automatically by placing the compression chambers on one side of the compressor under "loaded" and "unloaded" conditions alternately in response to the cooling load. The valve arrangement includes valve means for establishing fluid communication passages for selective application of discharge and suction pressures of the compressor to a plunger movable between two positions corresponding to the loaded and unloaded conditions, respectively, and actuator means operable in response to evaporator-suction or suction-atmosphere pressure differential for actuating the above valves.Type: GrantFiled: June 27, 1986Date of Patent: December 1, 1987Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Katsunori Kawai, Hisao Kobayashi, Hiroyuki Deguchi, Shuichi Sugizono
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Patent number: 4691526Abstract: An air conditioning unit for cooling and dehumidifying a passenger room of a vehicle including a reciprocatory piston type refrigerant compressor having a refrigerant suction chamber, a compressed refrigerant discharge chamber, and an independent drive chamber for a drive mechanism to reciprocate compressor piston, a condenser, an expansion valve, an evaporator for thermal exchange, and an evaporating pressure control valve adjustably changing a fluid communication between the evaporator and the suction chamber of the compressor in response to a change is a cooling load. The air conditioning unit further includes a fluid bypass passageway providing a constant fluid communication between the evaporator and the drive chamber of the compressor regardless of the change in the cooling load so that a part of a lubricant containing refrigerant is always introduced into the drive chamber.Type: GrantFiled: April 28, 1986Date of Patent: September 8, 1987Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Hisao Kobayashi, Katsunori Kawai, Hiroyuki Deguchi
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Patent number: 4669272Abstract: A variable displacement refrigerant compressor of the variable angle wobble or swash plate type is disclosed. The compressor according to the invention has a displacement control valve which is operable in response to the evaporator pressure so as to restrict the drop thereof by throttling the refrigerant gas flowing through a control port disposed between the evaporator and suction chamber. Crankcase of the compressor is arranged for direct communication with the evaporator so as to keep the crankcase under a pressure which is substantially the same as the evaporator pressure.Type: GrantFiled: June 17, 1986Date of Patent: June 2, 1987Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Katsunori Kawai, Hiroyuki Deguchi, Hisao Kobayashi, Shuichi Sugizono
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Patent number: 4635052Abstract: A large number of luminous display elements are arrayed on a board, and the quantity of light emitted by each display element is controlled in accordance with a video signal generated by a video signal generator. Each display element is constituted by a discharge lamp and a high frequency generator lighting the same.Type: GrantFiled: July 25, 1983Date of Patent: January 6, 1987Assignee: Toshiba Denzai Kabushiki KaishaInventors: Nanjou Aoike, Katsuyuki Ide, Hisao Kobayashi, Mitsuhiro Hamaguchi
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Patent number: 4573878Abstract: A variable-delivery compressor of a swashplate type having compression chambers wherein compression is effected by reciprocating movements of double-headed pistons slidably engaging a rotating swashplate in a cylinder block. The cylinder block defines compression chambers in cooperation with front and rear valve plates which have discharge ports communicating with front and rear discharge chambers one of which serves as delivery-adjusting discharge chamber. Delivery-adjusting discharge valves are disposed in the delivery-adjusting discharge chamber and carried by an actuator member which is movable between operative and inoperative positions at which the delivery-adjusting valves are operative and inoperative to close and open the discharge ports in the corresponding valve plate. The corresponding valve plate comprises a portion defining a recess opposite to each delivery-adjusting discharge valve.Type: GrantFiled: June 14, 1984Date of Patent: March 4, 1986Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Makoto Ohno, Hisao Kobayashi, Kimio Kato
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Patent number: 4565358Abstract: A plate positioning apparatus which determines the position of a plate workpiece for a processing machine by an aligning member which moves in the X-axis direction and an aligning member which moves in the Y-axis direction. The Y-axis aligning member is provided with a movable retainer which retracts toward the Y-axis side when it comes in contact with the X-axis side aligning member and comprises a base part and an extension member which is remountable on the base part. The aligning member for the X-axis is provided on its upper surface with at least one aligning bar which contacts the plate workpiece. The aligning members for both directions of X and Y axes are adapted to be guided by the base frame and their moving strokes are controlled by position detecting switches provided in the base frame, the base frame being closed at its upper side by the cover plate. The respective slits along which the aligning members move are covered with respective movable dust-proof belts.Type: GrantFiled: March 4, 1983Date of Patent: January 21, 1986Assignee: Nihon Early Kabushiki Kaisha (Japan Early Co., Ltd.)Inventors: Kinji Hosoi, Hisao Kobayashi, Hiroyuki Takeda, Mitsuyoshi Hibino
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Patent number: 4522567Abstract: A swash plate compressor especially suited for automotive vehicles. The inner housing may be moved in the rear housing in the front and rear direction, as the occasion may demand, for adjusting the compression capacity or performance of the compressor. A partition wall is projectingly projected at the front side of the inner housing for defining an inner or discharge chamber and an outer or suction chamber. A plurality of clamp bolts for fixedly clamping together a rear cylinder block and the rear housing are passed through said suction chamber. The rear wall of the inner housing is formed with an annular thin-walled portion lesser in thickness than the valve plate on the front surface of said inner housing. By the function of said thin-walled portion, the inner housing may be flexed readily to absorb valve plate strain.Type: GrantFiled: October 13, 1983Date of Patent: June 11, 1985Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Kimio Kato, Hisao Kobayashi, Takamitsu Mukai, Hiroya Kono, Taku Yamamoto
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Patent number: 4519750Abstract: A variable-delivery refrigerant compressor wherein the delivery of a compressed refrigerant is adjustable by an actuator which is movable with a discharge pressure of the compressor between a first position at which plural discharge valves corresponding to compression chambers are rendered operative, and a second position at which at least one of the discharge valves is rendered inoperative. A pilot switch valve is disposed in a passage through which the discharge pressure is applied to the actuator. The switch valve controls a supply of refrigerant of the discharge pressure to the actuator such that the actuator is placed in the first position while a suction pressure of the compressor is relatively high, and in the second position while the suction pressure is relatively low.Type: GrantFiled: November 29, 1983Date of Patent: May 28, 1985Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Masayuki Kurahashi, Hisao Kobayashi, Hiroyuki Deguchi
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Patent number: 4507059Abstract: A variable delivery compressor having therein a plurality of compression chambers is adapted for compressing a refrigerant gas of a cooling circuit. The compressor has a first delivery chamber communicating with the compression chambers by way of a fixedly arranged valve and a second delivery chamber communicating with the compression chambers by way of a movably arranged delivery valve. This movable valve is formed to include a base portion, a plurality of reed portions formed to radially extend from the outer circumference of the base portion and arranged to face delivery ports, and at least one protrusion formed to radially extend from the outer circumference of the base portion for suppressing the warp of the base portion.Type: GrantFiled: January 27, 1984Date of Patent: March 26, 1985Assignee: Kabushiki Kaisha Toyoda Jidoshokki Seisa-KushoInventors: Hisao Kobayashi, Makoto Ohno, Shinichi Suzuki
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Patent number: 4480961Abstract: A swash plate type compressor with a malfunction detector, the detector comprising a detected unit embedded in part of the outer periphery of the swash plate of the compressor and a detecting unit fixedly mounted on part of the combined cylinder block of the compressor. The detected unit has a thermosensor and a permanent magnet embedded inwardly from the thermosensor. The detecting unit has a fixed magnetic member and an electric coil wound around the magnetic member.Type: GrantFiled: November 5, 1982Date of Patent: November 6, 1984Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Hiroya Kono, Jun Hasegawa, Hiroyuki Deguchi, Hisao Kobayashi
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Patent number: 4474542Abstract: An automobile air conditioner unit is provided with a compressor equipped with a number of compression chambers. At the start of air conditioner operation, less than all of these compression chambers are operated to avoid liquid compression. After start up, the number of compression chambers in operation will depend upon the air conditioning load, with a fewer number of chambers being operable at times when the load is low, as during temperature maintainance, as opposed to initial cool-down.Type: GrantFiled: August 28, 1981Date of Patent: October 2, 1984Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Kimio Kato, Hiroya Kono, Hisao Kobayashi
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Patent number: 4462491Abstract: An apparatus for controlling a driving force transmitted from a vehicle engine, via an electromagnetic clutch, to a compressor for a vehicle air conditioning equipment being provided with at least a sensor detecting the revolving rate of the compressor, and a clutch controller for providing a signal to disengage the electromagnetic clutch when the revolving rate of the compressor detected by the sensor is reduced below a prescribed reference revolving rate.Type: GrantFiled: July 29, 1981Date of Patent: July 31, 1984Assignees: Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Toyota Jidosha Kabushiki Kaisha, Nippondenso Co., Ltd.Inventors: Hiroya Kono, Jun Hasegawa, Mitsukane Inagaki, Hisao Kobayashi
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Patent number: 4434693Abstract: A plate positioning apparatus for use with a punch machine having a number one workpiece stopper that moves left and right along the direction of the X axis and a number two workpiece stopper that moves to and fro along the direction of the Y axis perpendicular to the X axis, each workpiece stopper having its own motor. The number one workpiece stopper moving left and right relative to the punch along the direction of the X axis structured with a corner cutout on its inner leading edge so as to allow the punch to pass through. The number two workpiece stopper moves to and fro relative to the punch along the direction of the Y axis structured with a cutout section in the middle of its leading edge so as to allow the punch to pass through, the two cutout openings meeting at the forwardmost point of intersection to allow the punch to pass through.Type: GrantFiled: March 17, 1982Date of Patent: March 6, 1984Assignee: Nihon Early Kabushiki KaishaInventors: Kinji Hosoi, Hiroyuki Takeda, Hisao Kobayashi, Daijiro Konaka
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Patent number: 4429356Abstract: Base current is supplied from a base driving circuit to bases of paired inverter transistors through a transistor, and an inverter circuit oscillates at a rated output. When the operation of an electric discharge lamp becomes abnormal, an IC-ed control circuit is rendered operative responsive to output of an abnormality detecting circuit to turn the transistor ON and a transistor OFF, and the operation of inverter circuit is thus stopped. A capacitor in an auxiliary power source is charged by output of the base driving circuit and the control circuit is driven responsive to output of auxiliary power source when the inverter circuit is left inoperative.Type: GrantFiled: December 28, 1981Date of Patent: January 31, 1984Assignee: Toshiba Electric Equipment CorporationInventors: Kenichi Inui, Hisao Kobayashi, Tadao Funabashi
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Patent number: 4413955Abstract: A swash plate compressor especially suited for automotive vehicles. The inner housing may be moved in the rear housing in the front and rear direction, as the occasion may demand, for adjusting the compression capacity or performance of the compressor. A partition wall is projectingly projected at the front side of the inner housing for defining an inner or discharge chamber and an outer or suction chamber. A plurality of clamp bolts for fixedly clamping together a rear cylinder block and the rear housing are passed through said suction chamber. The rear wall of the inner housing is formed with an annular thin-walled portion lesser in thickness than the valve plate on the front surface of said inner housing. By the function of said thin-walled portion, the inner housing may be flexed readily to absorb valve plate strain.Type: GrantFiled: March 19, 1982Date of Patent: November 8, 1983Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Kimio Kato, Hisao Kobayashi, Takamitsu Mukai, Hiroya Kono, Taku Yamamoto
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Patent number: 4403921Abstract: A multi-cylinder variable delivery compressor containing a plurality of compression chambers is adapted for use in compressing a refrigerant gas of a cooling circuit. The compressor has a first delivery chamber communicating with the compression chambers by way of a fixedly arranged delivery valve means and a second delivery chamber communicating with the compression chambers by way of a movably arranged delivery valve means.The movable delivery valve means is urged from its closing position toward its opening position, and is moved back to its closing position when a delivery pressure from the cooling circuit is applied to the movable delivery valve means.Type: GrantFiled: October 21, 1981Date of Patent: September 13, 1983Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Kimio Kato, Hiroya Kono, Hisao Kobayashi