Latching and hinging assembly for folding seat

Claim 1

IN COMBINATION (A) A SWINGING MEMBER MOUNTED FOR PIVOTAL MOVEMENT ABOUT A FIXED AXIS BETWEEN FIRST AND SECOND POSITIONS; (B) AN ARM MEMBER MOUNTED AT ONE END OF SAID SWINGING MEMBER FOR PIVOTAL MOVEMENT RELATIVE TO SAID SWINGING MEMBER ABOUT AN AXIS GENERALLY PARALLEL TO AND SPACED FROM SAID FIXED AXIS; (C) A PIN PROJECTING LATERALLY FROM THE FREE END OF SAID ARM MEMBER; AND (D) A FIXED MEMBER POSITIONED ADJACENT SAID ARM MEMBER AND DEFINING AN ELONGATE GUIDE SURFACE WHICH IS GENERALLY PARALLEL TO SAID AXES AND EXTENDS IN A PLANE GENERALLY TRANSVERSE TO SAID AXES, SAID SURFACE (1) EXTENDING GENERALLY ALONG AND IN THE SAME GENERAL DIRECTION AS THE ARCUATE PATH TRACED BY SAID ARM MEMBER AXIS AS THE SWINGING MEMBER IS MOVED BETWEEN ITS AFORESAID POSITION AND (2) BEING GENERALLY COTERMINUS WITH SAID ARCUATE PATH, WHEREBY SAID PIN GUIDES ALONG SAID GUIDE SURFACE AS SAID SWINGING MEMBER IS MOVED BETWEEN ITS AFORESAID POSITIONS AND SAID ARM MEMBER PIVOTS ABOUT ITS AXIS AS SAID PIN REACHES A TERMINUS OF SAID SURFACE TO MOVE SAID PIN AWAY FROM SAID SURFACE TO A REMOTE POSITION BLOCKING RETURN MOVEMENT OF SAID SEAT BACK.