Fluid damped elastomeric bushing
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United States of America Patent
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-
Aug 29, 1989
Grant Date -
N/A
app pub date -
Jun 22, 1988
filing date -
Oct 27, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fluid-damped elastomeric bushing of the invention comprises an inner sleeve and an outer sleeve in a concentric or eccentric relation, an elastric member provided between the inner and outer sleeve, a plurality of liquid chambers or compartments provided in the central portion of the elastic member with respect to the axial direction of the sleeve, the liquid compartments being arranged along the circumference at specified intervals, and orifices to communicate at least the adjacent liquid compartments with each other. The elastic compartment wall of the elastic member has a portion bent toward the interior of the liquid compartment. A central part of the elastic compartment wall may have its thickness reduced relative to the other part.
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