×

Drive control system for vehicle mounted, electrically driven devices

  • US 4,733,145 A
  • Filed: 07/03/1986
  • Issued: 03/22/1988
  • Est. Priority Date: 07/11/1985
  • Status: Expired due to Term
First Claim
Patent Images

1. Drive control system for vehicle mounted, electrically driven devices comprising:

  • support means for supporting at least one vehicle mounted, electrically driven device in a movable manner;

    a motor drive mechanism for driving the vehicle mounted device;

    a motor driver for energizing an electric motor contained in the motor drive mechanism;

    input means for inputting a drive command to the motor drive mechanism;

    means for detecting when the vehicle mounted device has reached a limit position;

    first detecting means for detecting if an ignition key is inserted in an associated receptacle of an ignition switch mounted on the vehicle;

    second detecting means for detecting an opening or closing of a door of the vehicle;

    and control means including means for controlling the energization of the motor through the motor driver in response to the input means and means for energizing the motor through the motor driver in response to the second detecting means indicating a closing of the door and the first detecting means indicating that the ignition key is not inserted until the position detecting means detects that the device has reached the limit position.

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