Hydraulically damping engine bearing
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United States of America Patent
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Apr 24, 2001
Grant Date -
N/A
app pub date -
Mar 24, 1999
filing date -
Mar 24, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A hydraulically damping engine bearing having fluid-filled chambers bordered at least partially by elastic walls, a limitedly deflectable diaphragm separating the chambers, and at least one channel connecting the chambers. A bearing spring rate characteristic is adjustable by an arrangement that includes an additional suspension spring arranged outside of one of the chambers. An intermediate space is bordered by the suspension spring together with an outer wall of one of the chambers. A valve, in communication with the intermediate space, enables the space to be aerated and de-aerated.
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