Spring devices – Vehicle – Comprising compressible fluid
Reexamination Certificate
2011-05-03
2011-05-03
Nguyen, Xuan Lan (Department: 3657)
Spring devices
Vehicle
Comprising compressible fluid
C267S064240
Reexamination Certificate
active
07934707
ABSTRACT:
A pneumatic spring has a pneumatic spring bellows (1) made as a hollow cylinder and a damper (19) can be arranged in the pneumatic spring in such manner that a gap (24) is created through which ambient air can reach the damper (19) and cool it.
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Davis & Bujold P.L.L.C.
Nguyen Xuan Lan
ZF Friedrichshafen AG
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