The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 17, 1990
Filed:
May. 01, 1989
Syuzaburo Kimura, Kanagawa, JP;
Ikeda Bussan Co., Ltd., Ayase City, JP;
Abstract
Herein disclosed is a shock absorbing device for a vehicular seat. The device comprises a link mechanism having lower and upper base members which are movable toward and away from each other; and a shock damper interposed between the lower and upper base members to damp shocks or vibrations applied to the same. The shock damper includes an axially expandable housing having lower and upper parts which are respectively secured to the lower and upper base members of the link mechanism; a diaphragm disposed in the housing to partition an interior of the housing into an air-filled part and a liquid-filled part; a partition wall disposed in the liquid-filled part to partition the same into first and second chambers, the partition wall having an aperture formed therethrough; and an orifice member axially movably disposed in the aperture of the partition wall, the orifice member having an orifice formed therethrough.