Vehicle fenders – Buffer or bumper type – Having fluid means within impact means to absorb energy
Reexamination Certificate
2007-08-28
2007-08-28
Lyjak, Lori L. (Department: 3612)
Vehicle fenders
Buffer or bumper type
Having fluid means within impact means to absorb energy
C293S132000, C293S133000, C296S187030, C296S187090
Reexamination Certificate
active
11048874
ABSTRACT:
A crash cushion including a cushion filled with material; and a back plate including at least one recess communicating with a back of the cushion such that material from the cushion fills the recess; wherein the back plate is configured so that when a force is applied to said cushion, the material within the at least one recess breaks a portion of the bumper plate and exits the recess. A crash cushion including a cushion filled with material; a back plate, including at least one opening communicating with a back of the cushion such that the material from the cushion is capable of filling the recess; and at least one valve; wherein the at least one valve is configured so that when a force is applied to the cushion, a portion of the material within the cushion opens the valve and exits the cushion.
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