Patent ID: 6157090
Filing Date: 2000-12-05
Classification: E05B

Abstract:
A safety lock system for a vehicle door, comprising:an interior door latch, the door latch having a latched position and an unlatched position, wherein in the unlatched position, the door may be opened and in a latched position, the door may not be opened;a lockout device operatively connected to the door latch, the lockout device having a locked out position which disables operation of the door latch and an operative position which enables operation of the door latch;a switch located remotely from the lockout device, the switch having a locked and an unlocked position, wherein the switch outputs a first electrical signal corresponding to the locked position and outputs a second electrical signal corresponding to the unlocked position, the switch including a push switch which toggles between the locked and the unlocked positions, a first circuit path having a first resistance and operative when the push switch is in the locked position, and a second circuit path having a second resistance and operative when the push switch is in the unlocked position;a control module for receiving tie first and second electrical signals for the switch, the control module generating a control signal that varies in accordance with the first and second electrical signals; andan actuator, the actuator being responsive to the control signal, wherein the actuator displaces the lockout device between the locked out and the operative positions.