Mechanism control

Claim 1

MECHANISM FOR CONTROLLING THE PARKING BRAKES OF A VEHICLE INCLUDING, IN COMBINATION, A RELATIVELY STATIONARY SUPPORT, A FOOT-OPERATED LEVER MEMBER FULCRUMED ON SAID SUPPORT, AND ELEMENT JOURNALED ON THE SUPPORT FOR ROTATION ABOUT THE AXIS OF THE LEVER FULCRUM RELATIVE TO SAID LEVER MEMBER ADAPTED TO BE CONNECTED TO THE PARKING BRAKES FOR ACTUATING THE BRAKES, PAWL AND RATCHET MEMBERS ARRANGED FOR ENGAGEMENT FOR RETAINING SAID ELEMENT IN BRAKE-SETTING POSITIONS, SAID PAWL MEMBER MOUNTED ON SAID ELEMENT AND SAID RATCHED MEMBER BEING MOUNTED ON THE SUPPORT, COOPERATING MEANS ON SAID LEVER AND SAID ELEMENT WHEREBY SUCCESSIVE MOVEMENTS OF SAID LEVER MEMBER IN ONE DIRECTION ABOUT ITS FULCRUM EFFECT SUCCESSIVE MOVEMENTS OF SAID ELEMENT IN ONE DIRECTION TO SET THE PARKING BRAKES, ABUTMENT MEANS FOR SUPPORTING THE RATCHET MEMBER IN A POSITION TO BE ENGAGED BY THE PAWL MEMBER, A FIRST ARM PIVOTALLY MOUNTED BY THE SUPPORT, A RELEASE ROD CONNECTED WITH SAID FIRST ARM, MEANS ON SAID ELEMENT FOR MOVING SAID FIRST ARM AND RELEASE ROD UPON RELATIVE ROTATION OF SAID ELEMENT, SPRING MEANS BIASING SAD FIRST ARM TOWARD ONE POSITION, A SECOND ARM PIVOTALLY MOUNTED ON THE SUPPORT OPERATIVELY CONNECTED WITH SAID RATCHET MEMBER SUPPORTING MEANS, RESILIENT MEANS BIASING SAID SECOND ARM TOWARD RATCHET MEMBER SUPPORTING POSITION, RESILIENT MEANS INDEPENDENT OF SAID ELEMENT NORMALLY BIASING SAID LEVER MEMBER TOWARD ITS INITIAL POSITION, SAID ROD BEING MOVABLE TO A POSITION ENGAGING SAID FIRST ARM WITH SAID SECOND ARM TO MOVE SAID RATCHET MEMBER SUPPORTING ABUTMENT MEANS TO A POSITION TO EFFECT DISENGAGEMENT OF SAID RATCHET MEMBER FROM SAID PAWL MEMBER TO RELEASE SAID ELEMENT FOR MOVEMENT TO BRAKE RELEASE POSITION.