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.

Date of Patent:
Jul. 10, 1984

Filed:

Jul. 21, 1982
Applicant:
Inventors:

Masakazu Chiba, Susono, JP;

Fumio Matsuoka, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60R / ;
U.S. Cl.
CPC ...
280806 ; 60635 ; 60638 ; 227-9 ;
Abstract

A seat belt tensioning device provided with a cylinder attached to the room of a vehicle, a piston slidably inserted into the cylinder, a rod of which one end is connected to the piston within the cylinder and of which the other end is connected to a seat belt outside of the cylinder through a joint member, and a piston operating means for moving the piston in one direction at an urgent time, is disclosed. The device is further provided with a piston operating energy absorbing member which is disposed between the joint member and the opposed end wall of the cylinder. When the piston moves to its limit stroke, the piston operating energy absorbing member is strongly sandwiched by the joint member and the end wall of the cylinder and is deformed by a predetermined load applied thereto to absorb the piston operating energy.


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