Load divider mechanism

Claim 1

IN A MOVABLE LOAD DIVIDING STRUCTURE FOR TRANSPORT VEHICLES AND THE LIKE, THE COMBINTION OF GATE STRUCTURE ADAPTED TO FORM A PARTITION IN A COMPARTMENT, MEANS FOR SUPPORTING THE GATE STRUCTURE FOR MOVEMENT BETWEEN A PLURALITY OF POSITIONS, SAID SUPPORTING MEANS PERMITTING LIMITED VERTICAL MOVEMENT OF THE GATE STRUCTURE, UPPER AND LOWER LOCKING FORMATIONS ADAPTED TO BE MOUNTED IN FIXED RELATION TO THE COMPARTMENT AT SAID GATE POSITIONS, LOCKING MEANS CARRIED BY THE GATE STRUCTURE AND INCLUDING AT LEAST ONE PAIR OF UPWARDLY AND DOWNWARDLY PROJECTIBLE LOCKING PINS ADAPTED TO BE PROJECTED INTO LOCKING ENGAGEMENTS WITH RESPECTIVE LOCKING FORMATIONS, SAID LOCKING PINS EACH HAVING A SHOULDER ADAPTED, RESPECTIVELY, TO SEAT UPWARDLY ON ONE LOCKING FORMATION AND TO SEAT DOWNWARDLY ON THE OTHER LOCKING FORMATION, PIN OPERATING MEANS CARRIED BY THE GATE STRUCTURE AND MOVABLE BETWEEN GATE LOCKING AND GATE RELEASING POSITIONS, LINKAGE MEANS ACTING BETWEEN SAID OPERATING MEANS AND THE DOWNWARDLY PROJECTIBLE LOCKING PIN TO FORCE SAID PIN DOWNWARDLY TO SEAT ITS SHOULDER DOWNWARDLY ON SAID OTHER LOCKING FORMATION AND TO RETRACT SAID PIN UPWARDLY WITH RELATION TO THE GATE STRUCTURE IN RESPONSE TO THE RESPECTIVE LOCKING AND RELEASING MOVEMENTS OF THE OPERATING MEANS, A LOADING SPRING SEATED TO PRESS DOWN ON THE GATE AND TO PRESS SAID UPWARDLY PROJECTIBLE LOCKING PIN UPWARDLY INTO LOCKING AND SEATED ENGAGEMENT WITH SAID ONE LOCKING FORMATION, AND SECOND LINKAGE MEANS ACTING BETWEEN AND OPERATING MEANS AND SAID UPWARDLY PROJECTIBLE LOCKING PIN TO RETRACT THAT PIN DOWNWARDLY IN RESPONSE TO RELEASING MOTION OF THE OPERATING MEANS, SAID SECOND LINKAGE MEANS INCLUDING A LOST MOTION WHICH IS OPEN WHEN THE SHOULDER OF THE UPWARDLY PROJECTIBLE LOCKING PIN IS SEATED ON SAID ONE LOCKING FORMATION IN THE LOCKING POSITION OF THE OPERATING MEANS TO ALLOW SAID SPRING TO LOAD SAID PIN UPWARDLY TO FORCE ITS SEATING SHOULDER UPWARDLY BY SPRING PRESSURE AGAINST SAID ONE LOCKING FORMATION AND BY THE SAME SPRING PRESSURE TO PRESS THE GATE AND THE SHOULDER OF THE LOWER PIN DOWN ON SAID OTHER LOCKING FORMATION.