| 摘要 |
1,185,610. Energy dissipating bumper. STERLING ALDERFER CO. 9 Oct., 1968 [1 Nov., 1967], No. 47778/68. Heading B7J. [Also in Division F2] A vehicle energy dissipating bumper 10 has a urethane elastomer body portion 16 of substantially parabolic cross-section within which is embedded a cylindrical chamber 18, substantially coextensive lengthwise of the body portion 16, and having liquid impervious distensible walls 19 and being completely filled with a liquid 20 which may be antifreeze. A rigid backing plate 15 supports the body portion and is securable to vehicle frame support arms 12 by bolts 14.
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