The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7533924 B1

PDF
Full Text
Expired
Date of Patent:
May. 19, 2009

Filed:

Mar. 13, 2008
Applicants:

Moshe Ravid, Hod Hasharon, IL;

Shlomo Birger, Nazrat Elit, IL;

Inventors:

Moshe Ravid, Hod Hasharon, IL;

Shlomo Birger, Nazrat Elit, IL;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60N 2/02 (2006.01); F41H 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An energy absorbing device for reducing acceleration transmitted to a seated occupant in a vehicle as a result of a high energy impact. The device comprises a first energy absorbing mechanism having a first dimension in the impact direction and capable of undergoing predetermined elastic deformation in that direction; and a second energy absorbing mechanism having a second dimension in the impact direction, which is smaller than the first dimension by a distance corresponding to that elastic deformation. The second mechanism is loaded with the impact force after the first mechanism has undergone elastic deformation; the second mechanism comprises a material capable of progressive deformation. The device may comprise a restriction mechanism connecting the two plates, adapted to restrict displacement of the first plate relative to the second plate in any direction different from the impact direction.


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