1. IN A RELEASABLE CONNECTOR OF THE TYPE DESCRIBED, THE COMBINATION OF A CONNECTOR INCLUDING A RELATIVELY FIXED ELEMENT AND RELATIVELY MOVABLE ELEMENT, SAID MOVABLE ELEMENT BEING PIVOTABLE BETWEEN A LOCKING POSITION AND A RELEASING POSITION; SUPPORT MEANS RIGIDLY SECURED TO SAID FIXED ELEMENT, SAID MOVABLE ELEMENT EXTENDING ADJACENT SAID SUPPORT MEANS WHEN SAID MOVABLE ELEMENT IS IN SAID LOCKING POSITION; COUPLING MEANS COMPRISING AT LEAST A STATIONARY ELEMENT SECURED TO SAID SUPPORT MEANS AND A SECOND ELEMENT ADAPTED TO BE SELECTIVELY LOCKED TO AND RELEASED FROM SAID STATIONARY ELEMENT, AN ELEMENT OF SAID COUPLING MEANS BEING ROTATABLE RELATIVE TO SAID STATIONARY ELEMENT TO EFFECT RELEASE OF SAID SECOND ELEMENT; AN OPERATING MEMBER MOVABLY MOUNTED ON SAID SUPPORT MEANS; MEANS OPERATIVELY CONNECTED TO SAID OPERATING MEMBER AND SAID ROTATABLE ELEMENT OF SAID COUPLING MEANS TO EFFECT ROTATION OF SAID ROTATABLE ELEMENT TO RELEASE SAID SECOND ELEMENT OF SAID COUPLING MEANS WHEN SAID OPERATING MEMBER IS ACTUATED IN A GIVEN DIRECTION, POWER MEANS OPERATIVELY ARRANGED RELATIVE TO SAID OPERATING MEMBER TO