Energy-absorbing device and method for making same
An energy-absorbing device comprising a permanently shortened member of a thermoplastic elastomer wherein said member comprises circumferentially enlarged portions due to permanent shortening by compression of an elongated member along its longitudinal axis of at least 10% of its original length, the enlarged portions being at least partially oriented and at least one unenlarged portion, and rigid retaining means encircling said unenlarged portion of the shortened thermoplastic elastomer member.
Description
Patent History
Patent number: T100801
Type: Grant
Filed: Sep 26, 1980
Date of Patent: Jul 7, 1981
Inventor: Dominick Bianca (Wilmington, DE)
Application Number: 6/190,960
Type: Grant
Filed: Sep 26, 1980
Date of Patent: Jul 7, 1981
Inventor: Dominick Bianca (Wilmington, DE)
Application Number: 6/190,960
Classifications
Current U.S. Class:
267/1411;
Springs (213/40R);
Uniting Spaced Preforms, By Introducing Fluent Material Therebetween (264/261);
Reshaping Solid Work Or Introducing Solid Work Into Mold Cavity (264/320);
264/33121;
With Prestressing Of Part (29/446);
Draft Gear (267/138)
International Classification: B29H 300; F16F 140; F16F 144;
International Classification: B29H 300; F16F 140; F16F 144;
