METHOD OF CONTROLLING CENTRAL LOCKING DEVICE OF AUTOMOBILE AND CENTRAL LOCKING DEVICE

PURPOSE: To constantly select unlocking from a central part of all locks and from the locking part of a single lock, only when unlocking a vehicle from outside by forming a change-over signal in the unlocking direction only when operating the locking part several times. CONSTITUTION: A central locking device is constituted mainly of a central control circuit 1, working elements 2, 2F and first change-over means 3, 4, 5. Consequently, a driver door lock 14 is mechanically unlocked via change-over means 5, 16 provided on a locking part 13, as well as the locking part 13 by operating the locking part 13 once in the unlocking direction, but the central control circuit 1 is not actuated, and other locks are maintained in locked states. Additionally, all the locks furnished with the working element 2 are unlocked in the center by the central control circuit 1 through repeated operation of the locking part 13 in the unlocking direction within a period or by operating once an inside unlocking button 20.