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:
Dec. 26, 2006

Filed:

Apr. 02, 2004
Applicants:

Masahiro Shiotani, Shiga, JP;

Tetsuya Hamaue, Hikone, JP;

Koji Hiramatsu, Shiga, JP;

Inventors:

Masahiro Shiotani, Shiga, JP;

Tetsuya Hamaue, Hikone, JP;

Koji Hiramatsu, Shiga, JP;

Assignee:

Takata Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 75/48 (2006.01);
U.S. Cl.
CPC ...
Abstract

A seat belt retractor includes a spool for winding a seat belt; a locking mechanism having a locking member rotating with the spool in a normal state and being locked not to rotate in a direction of unwinding the seat belt in an emergency state; and an energy absorbing mechanism provided between the spool and the locking member for absorbing impact energy applied on an occupant when the spool rotates in the direction of unwinding the seat belt relative to the locking member in the emergency state. The energy absorbing mechanism includes an energy absorbing member provided in one of the spool and the locking member, and a deforming device provided in the other of the spool and the locking member for deforming the energy absorbing member. The energy absorbing member has a width partially varied.


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