Hold down device for glass bending mold

Claim 1

IN A COLLAPSIBLE BENDING MOLD FOR FORMING HEATSOFTENED GLASS SHEETS, AN END SECTION MOUNTED TO SWING VERTICALLY ABOUT A HORIXONTAL AXIS AND HAVING AN OUTER END PROVIDED WITH A FACE THAT ENGAGES THE UNDER SIDE OF A GLASS SHEET TO BE BENT AND THAT SWINGS UPWARDLY FROM A GLASS RECEIVING POSITION TO A MOLDING POSITION, A GLASS RETAINING MEMBER LOCATED ON THE OUTER END OF SAID END SECTION AND MOVABLE BETWEEN A GLASS ENGAGING POSITION AND A SECOND POSITION SPACED FROM THE GLASS, LINK MEANS MOVABLY MOUNTING SAID MEMBER TO SID END SECTION, A LEVER PRIVOTALLY MOUNTED ON SAID END SECTION TO SWING VERTICALLY ABOUT A TRANSVERSE AXIS INTERMEDIATE ITS ENDS, A COUNTERWEIGHT CONNECTED TO SAID LEVER BELW ITS AXIS, MEANS CONNECTING THE UPPER END OF SAID LEVER TO SAID GLASS RETAINING MEMBER WHEREBY THE UPPER END OF SAID LEVER APPLIES A THRUST HOLDING SAID MEMBER IN ITS SECOND POSITION WHILE SAID END SECTION IS IN ITS GLASS RECEIVING POSITION AND A REVERSE THRUST MOVING SAID MEMBER TO ITS GLASS RETAINING POSITION AS SAID END SECTION APPROACHES ITS UPWARD MOLDING POSITION.