Window actuator control system

Claim 1

IN A VEHICLE WINDOW SYSTEM OF THE TYPE INCLUDING A REVERSIBLE D.C. WINDOW OPERATING MOTOR HAVING AN ARMATURE THROUGH WHICH CURRENT MAY PASS IN EITHER OF TWO OPPOSITE DIRECTIONS TO REVERSE THE DIRECTION OF ROTATION OF SAID MOTOR, AND A D.C. VOLTAGE SOURCE FOR ENERGIZING SAID MOTOR, SAID D.C. MOTOR AND SAID D.C. VOLTAGE SOURCE EACH HAVING A PAIR OF TERMINALS, THE IMPROVEMENT OF A CONTROL CIRCUIT FOR SELECTIVELY ENERGIZING SAID MOTOR COMPRISING AT LEAST FIRST AND SECOND SINGLE POLE, DOUBLE THROW SWITCHES; EACH OF SAID SWITCHES HAVING A PAIR OF SPACED-APART STATIONARY CONTACTS AND A MOVABLE CONTACT ARM, MEANS PIVOTALLY MOUNTING SAID CONTACT ARM TO PERMIT IT TO SELECTIVELY BE MOVED INTO ELECTRICAL CONTACT WITH EITHER OF SAID STATIONARY CONTACTS; CONDUCTOR MEANS CONNECTING ONE STATIONARY CONTACT ON EACH OF SAID SWITCHES TO A TERMINAL OF SAID D.C. VOLTAGE SOURCE; CONDUCTOR MEANS CONNECTING THE OTHER STATIONARY CONTACT ON EACH OF SAID SWITCHES TO THE OTHER TERMINAL OF SAID D.C. VOLTAGE SOURCE; CONDUCTOR MEANS CONNECTING THE MOVABLE CONTACT ARM OF THE FIRST SWITCH TO ONE TERMINAL OF SAID D.C. MOTOR AND CONNECTING THE MOVABLE CONTACT ARM OF THE SECOND SWITCH TO THE OTHER TERMINAL OF SAID D.C. MOTOR; SPRING BIASING MEANS IN EACH OF SAID FIRST AND SECOND SWITCHES IN OPERATIVE ENGAGEMENT WITH THE MOVABLE CONTACT ARM THEREIN FOR NORMALLY MAINTAING EACH