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.:
Date of Patent:
Mar. 10, 2009
Filed:
Mar. 19, 2002
Katsuyasu Ono, Kanagawa, JP;
Sadanori Ohsumi, Kanagawa, JP;
Masuo Matsuki, Kanagawa, JP;
Kiyoshi Ogawa, Kanagawa, JP;
Katsuyasu Ono, Kanagawa, JP;
Sadanori Ohsumi, Kanagawa, JP;
Masuo Matsuki, Kanagawa, JP;
Kiyoshi Ogawa, Kanagawa, JP;
NSK Autoliv Co., Ltd., Kanagawa, JP;
Abstract
A seat belt device has a gas generator for generating a high pressure gas when the vehicle is in emergency, a cylinder for conducting the high pressure gas from the gas generator, a piston received movably within the cylinder and pressed and moved by the high pressure gas, and a drive unit for rotating a winding shaft of a seat belt retractor in a direction of removing the slack of a belt, using the movement of the piston, wherein the pretensioner is employed with the energy absorbing mechanism, for reversely rotating the winding shaft if a tension acting on the belt exceeds a predetermined value after removing the slack of the belt.