Windshield wiper actuating mechanism

Claim 1

WINDSHIELD WIPER ACTUATING AND CONTROL MECHANISM INCLUDING, AN ELECTRIC MOTOR, AN ENERGIZING CIRCUIT FOR SAID MOTOR INCLUDING A PARKING SWITCH COMPRISING AN INSULATING SWITCH HOUSING HAVING A SLOT, A STATIONARY CONTACT SUPPORTED IN SAID SWITCH HOUSING AND A MOVABLE CONTACT SUPPORTED IN SAID SWITCH HOUSING AND RESILIENTLY BIASED INTO ENGAGEMENT WITH SAID STATIONARY CONTACT, A ROTATABLE DRIVING MEMBER CONNECTED WITH SAID MOTOR, VARIABLE THROW CRANK MEANS, MEANS INTERCONNECTING SAID CRANK MEANS AND SAID DRIVING MEMBER TO ESTABLISH AN INTERRUPTIBLE DRIVING CONNECTION THEREBETWEEN INCLUDING, A DRIVE PAWL HAVING AN UPSTANDING LUG, A LATCH SUPPORTED ON SAID SWITCH HOUSING FOR LIMITED UNIVERSAL MOVEMENT, SPRING MEANS POSITIONING SAID LATCH TO A FIRST POSITION FOR INTERCEPTING THE LUG ON SAID DRIVE PAWL TO INTERRUPT THE DRIVING CONNECTION BETWEEN SAID CRANK MEANS AND SAID DRIVING MEMBER TO SUBSTANTIALLY ARREST ROTATION OF SAID CRANK MEANS WHEREBY CONTINUED ROTATION OF SAID DRIVING MEMBER WILL VARY THE THROW OF SAID CRANK MEANS, SAID DRIVE PAWL MOVING SAID LATCH TO A SECOND POSITION DURING VARIATION IN THE THROW OF SAID CRANK MEANS TO DEFLECT SAID MOVABLE CONTACT AND OPEN SAID PARKING SWITCH TO DEENERGIZE SAID MOTOR WHEN THE THROW OF SAID CRANK MEANS IS SUBSTANTIALLY A MAXIMUM, AND MEANS OPERABLE TO MOVE SAID LATCH LATERALLY TO A THIRD POSITION WHEREIN IT IS DISENGAGED FROM THE LUG ON SAID DRIVE PAWL AND RELEASES SAID MOVABLE CONTACT TO PERMIT CLOSURE OF SAID PARKING SWITCH, ENERGIZATION OF SAID MOTOR AND REESTABLISHMENT OF THE DRIVING CONNECTION BETWEEN SAID DRIVE PAWL AND SAID DRIVING MEMBER.