Retractable rope hook

Claim 1

A RETRACTABLE ROPE HOOK, COMPRISING: A HOUSING HAVING A BODY FORMED WITH A CAVITY AND A HORIZONTAL MOUNTING PLATE ON THE UPPER END OF SAID BODY, THE LATTER BEING FORMED WITH AN OPENING ALIGNED WITH SAID CAVITY, THE LOWER END OF SAID BODY BEING FORMED WITH A BORE; A HOOK MEMBER MOVABLE BETWEEN A LOWER RETRACTED POSITION AND A RAISED ROPE-RECEIVING POSITION, SAID HOOK MEMBER INCLUDING A HEAD FORMED WITH A ROPE-RECEIVING RECESS AND A GUIDE POST DEPENDING FROM SAID HEAD THROUGH SAID HOUSING BORE, SAID HEAD BEING VERTICALLY SLIDABLY CARRIED WITHIN SAID CAVITY WITH ITS UPPER SURFACE BEING FLUSH WITH SAID PLATE WHEN SAID HOOK MEMBER IS IN SAID RETRACTED POSITION; MEANS INTERPOSED BETWEEN ONE END OF SAID GUIDE POST AND SAID HOUSING LIMITING UPWARD MOVEMENT OF SAID HOOK MEMBER BEYOND SAID RAISED POSITION; BIASING MEANS IN SAID CAVITY ENGAGING SAID HEAD AND URGING SAID HEAD UPWARDLY; A LATCH HAVING A VERTICAL ROD ROTATABLY SUPPORTED BY SAID HOUSING BODY, AN ACTUATING LEVER SECURED TO SAID ROD AND DISPOSED ON SAID MOUNTING PLATE AND A LOCKING DETENT SECURED TO THE LOWER END OF SAID ROD, SAID LATCH BEING MOVABLE BETWEEN A FIRST POSITION WHEREIN SAID DETENT ENGAGES SAID HEAD TO SECURE THE LATTER IN SAID LOWER POSITION, WITH SAID LATCH BEING ROTATABLE TO A SECOND POSITION WHEREIN SAID DETENT IS FREE OF SAID HEAD WHEREBY SAID BIASING MEANS RAISES SAID HOOK MEMBER TO SAID RAISED ROPE-RECEIVING POSITION.