Patent · US Expired

Seat belt tension sensor

US6978687B2 · kind B2 · utility

3Cited by
21References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 20, 2004
Grant dateDec 27, 2005
Priority date
Expiry dateFeb 8, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R21/0155
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A seat belt tension sensor for sensing tension in a seat belt. The sensor includes a main plate and a travel member moveable relative to the main plate against a spring force. A sensor provides an output in response to the relative movement indicative of the tension applied to the seat belt. The spring force may be provided by one or more leaf springs.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.