×

Passive seat belt apparatus

  • US 4,972,129 A
  • Filed: 07/18/1988
  • Issued: 11/20/1990
  • Est. Priority Date: 07/18/1988
  • Status: Expired due to Fees
First Claim
Patent Images

1. Passive seat belt apparatus comprising:

  • a seat belt adapted to reciprocate between a fasten end and a release end to secure and release a vehicle occupant,a motor for driving said seat belt, andcontrol means for controlling said motor to drive said seat belt between said fasten end and said release end and operating to control said motor in such a manner that said motor is stopped and then reversely rotated after the lapse of a predetermined period of time when said motor is to be reversely rotated during rotation thereof,said control means including detecting means for detecting opening and closing of a door, drive current control means including a flit-flop for controlling a drive current of said motor in response to a detection signal from said detecting means, and changing means for changing a rotating direction of said motor in response to an output signal from said drive current control means,said drive current control means also including delay means having a timer for delaying said output signal by said predetermined period.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×