Mechanisms for supporting and releasing records having oversize center holes

Claim 1

IN RECORD SUPPORTING AND RELEASING MEANS: A BODY OPERABLE TO CENTER A STACK OF RECORDS HAVING OVERSIZE CENTER HOLES, A PAIR OF PLATE MEMBERS HAVING UPWARDLY FACING SURFACES AT SUBSTANTIALLY THE SAME LEVEL, MEANS SUPPORTING SAID PLATE MEMBERS FOR RECIPROCATION WITHIN SAID BODY BETWEEN A POSITION HAVING ONE END OF EACH MEMBER PROJECTING OUTSIDE THE CONFINES OF SAID BODY TO PROVIDE A RECORD SUPPORT AND A POSITION HAVING SAID ONE END RETRACTED TO WITHIN THE CONFINES OF SAID BODY TO PROVIDE RECORD RELEASE, EACH OF SAID PLATE MEMBERS HAVING ADJACENT THE OTHER END, OPPOSITE THAT MOVABLE TO PROJECT OUTSIDE SAID BODY, A PORTION OVERLYING THE OTHER MEMBER AND SPACED FROM THE TOP SIDE THEREOF, A SECONDARY SUPPORTING MEMBER ADJACENT EACH END OF SAID PLATE MEMBERS SUPPORTED ON THE TOP SIDE OF THE PROJECTABLE END OF A RESPECTIVE MEMBER, MEANS CONNECTING EACH OF SAID SECONDARY SUPPORTING MEMBERS WITH THE OVERLYING END PORTION OF A RESPECTIVE PLATE MEMBER, MEANS ENABLING RELATIVE MOVEMENT BETWEEN SAID SECONDARY SUPPORTING MEMBERS AND SAID PLATE MEMBERS, EACH OF SAID SECONDARY SUPPORTING MEMBERS HAVING AN INCLINED OUTWARDLY FACING SURFACE EXTENDING VERTICALLY FROM A PREDETERMINED PLANE ABOVE THE TOP SURFACE OF EACH OF SAID PLATE MEMBERS, AND MEANS OPERABLE TO BE TENSIONED IN RESPONSE TO RELATIVE MOVEMENT BETWEEN SAID SECONDARY SUPPORTING MEMBERS AND SAID PLATE MEMBERS IN RESPONSE TO ENGAGEMENT BETWEEN SAID INCLINED SURFACES OF SAID SECONDARY SUPPORTING MEMBERS AND THE CENTER HOLE OF A RECORD OVERLYING A RECORD SUPPORTED ON SAID OVERSIDES OF SAID PLATE MEMBERS.