Patent · US Expired

Seat belt retractor with electrical switch

US4337907A · kind A · utility

2Cited by
5References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 30, 1980
Grant dateJul 6, 1982
Priority date
Expiry dateJun 30, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2022/3424
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A dual spool seat belt retractor including a housing and lap and shoulder belt retractors mounted therein. An electric switch is provided for controlling an electric signal device, preferably used in conjunction with tension relieving means. The switch is preferably placed in its electrically conductive position in response to a predetermined number of revolutions of the lap belt retractor in the rewind direction.

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