1
Tatsuro Ishiyama, Michihiro Orikawa: Vibration isolating apparatus. Bridgestone Corporation, Parkhurst & Oliff, March 1, 1988: US04728086 (37 worldwide citation)

A vibration isolating apparatus wherein an inner tube and an outer tube are disposed coaxially or axially parallel with each other, and a pair of liquid chambers are formed in a vibration absorbing resilient member disposed between the inner and outer tubes. The liquid chambers are communicated with ...


2
Takaaki Uno, Takuya Dan, Michihiro Orikawa: Vibration insulator. Nissan Motor, Bridgestone Corporation, Leydig Voit & Mayer, October 27, 1987: US04702346 (34 worldwide citation)

An annular element is disposed within an outer tubular member of an insulator device in a manner to surround a recessed elastomeric body interposed between the outer tubular member and an inner tubular member. A channel formed in the outer periphery of the annular element is closed by the outer tubu ...


3
Takuya Dan, Michihiro Orikawa: Liquid-filled elastomeric bushings. Bridgestone Corporation, Sughrue Mion Zinn Macpeak and Seas, December 23, 1986: US04630806 (33 worldwide citation)

A liquid-filled elastomeric bushing is disclosed, which comprises an inner sleeve, an outer sleeve, an elastomeric member disposed between the inner and outer sleeves and provided at its axially middle portion with liquid chambers, intermediate rings interposed between the elastomeric member and the ...


4
Takuya Dan, Michihiro Orikawa, Hiroshi Kojima: Vibration isolating apparatus. Bridgestone Corporation, Parkhurst & Oliff, April 28, 1987: US04660812 (31 worldwide citation)

A vibration isolating apparatus is mounted on a vehicle body so as to absorb vibrations from a vibration source such as an engine. The apparatus includes a deformable liquid chamber which is divided into small liquid chambers by means of a partition plate. A bore which is formed in the partition pla ...


5
Takuya Dan, Hiroshi Kojima, Michihiro Orikawa: Vibration isolating device. Bridgestone Tire Company, Sughrue Mion Zinn Macpeak and Seas, June 17, 1986: US04595183 (18 worldwide citation)

A vibration isolating device is disclosed, which comprises two vibration-damping fluid chambers, and a partition member interposed between the two fluid chambers and provided with a restricted passage. In this device, an auxiliary vibration-damping unit is arranged in one of the two fluid chambers s ...


6
Yasutada Yoda, Seisuke Sueyasu, Michihiro Orikawa, Shoji Futamura: Vented tire molding mold. Bridgestone Tire, Institute of Technology Precision Electrical Discharge Works, McGlew and Tuttle, March 18, 1986: US04576559 (17 worldwide citation)

A tire manufacturing mold comprises a mold body having an inner circumferential surface corresponding to the contour of a tire being molded, and includes at least the tread thereof. The body has a mold attachment for molding recesses of the tire being molded and a joint surface with the inner circum ...


7
Michihiro Orikawa, Takeshi Noguchi: Liquid-filled vibration isolating devices. Bridgestone Corporation, Sughrue Mion Zinn Macpeak & Seas, June 13, 1989: US04838529 (14 worldwide citation)

A liquid-filled vibration isolating device comprises a central member, an outer sleeve, an elastic member interposed between the central member and the outer sleeve, at least two liquid chambers defined among them and filled with a liquid, a restricted passage communicating the liquid chambers with ...


8
Takeshi Noguchi, Michihiro Orikawa, Tatsuro Ishiyama: Vibration absorbing apparatus. Bridgestone Corporation, Parkhurst Oliff & Berridge, May 23, 1989: US04832319 (13 worldwide citation)

A vibration absorbing apparatus disposed between a vibration source and a vibration receiving portion and having a tubular member which is formed such as to pass through an expandable liquid chamber and which is attached to one of the vibration source and the vibration receiving portion. A partition ...


9
Hiroshi Kojima, Michihiro Orikawa, Takuya Dan: Vibration isolating devices. Bridgestone Corporation, Sughrue Mion Zinn Macpeak & Seas, November 29, 1988: US04787610 (9 worldwide citation)

This invention is a liquid filled type vibration insulating device, wherein a partition member dividing a closed chamber into two liquid chambers is provided with a gas chamber isolated from both liquid chambers and a portion of the gas chamber adjacent to at least one of the liquid chambers is part ...


10
Michihiro Orikawa, Tatsuro Ishiyama: Vibration isolating apparatus. Bridgestone Corporation, Parkhurst Oliff & Berridge, January 3, 1989: US04795140 (5 worldwide citation)

A vibration isolating apparatus is provided with a liquid chamber which is capable of being expanded and contracted for the purpose of absorbing vibrations. The liquid chamber is partitioned into small liquid chambers by a resilient membrane, the chambers being communicated with each other through a ...



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