Shock absorber

Spring devices – Vehicle – Comprising compressible fluid

Reexamination Certificate

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Reexamination Certificate

active

07959135

ABSTRACT:
The present invention provides a shock absorbing device comprising: a hollow spring including a chamber having a proximal end, a distal end, and a bellows comprised of a springy material connecting the proximal end to the distal end and enclosing the chamber; a shock absorber extending through the hollow spring, the shock absorber including a cylinder and a piston which slidably engages the cylinder, the cylinder extending through and being attached to the hollow spring proximal end, the piston extending through and slidably engaging the hollow spring distal and the piston including contacting device located distally of the hollow spring distal end for urging the hollow spring distal end proximally when the contacting device is forced against the hollow spring distal end and for urging the piston distally when the hollow spring distal end is forced against the contacting device. The present invention also provides mounts for a shock absorbing device and a shock absorbing system employing the shock absorbing device of the present invention.

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Photos of device reported to be a Maremont device allegedly available in the United States since the mid 1960's including a photograph of writing reported to be on a box in which the Maremont device was kept.
Photos of device reported to be a Monroe Max Aire device privately branded by Chassis Tech as “Hot Aire” and allegedly available in the United States since the early 1970's.
Photos of device reported to be a FUNCO Motorsports device allegedly on sale since 1982.
Photos of device reported to be Sachs device taken from a 1997 BMW 523.
Photos of device reported to be a Hot Aire device manufactured by American Innovative Manufacturing (AIM Industries) and allegedly publicly displayed by AIM at the Specialty Equipment Market Association (SEMA) tradeshow in Nov. 1998 and offered for sale in AIM's product catalog of Apr. 1999.
Photograph of HotAire shock absorber digitally dated Jan. 11, 1999 and schematic of same, dated Jan. 22, 1999.
Truckin' Magazine, p. 28, (Apr. 1999).
Photographs of device reported to be Bag-Over shock manufactured by Empire Motor Sports that is referenced in the Apr. 1999 Truckin' Magazine at p. 28 and for which a prototype is reported to have been displayed at tradeshows beginning in 1998 and for which sporadic sales are reported to have been made starting in middle to late 1998.
Photos of device reported to be a Delco Pleasure Lift device (Date Unknown.).

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