Button assembler
AssigneeBagde-A-Minit Ltd.
InventorMalcolm J. Roebuck
Life of this patent
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Abstract
A device to assemble buttons of the type having a safety pin associated with a fastening member including an outer shell having a covering. The present invention is directed to the mechanism snap-out of the finished button and a cam and bar for automatically adjusting the length of travel of the upper die.
Claims3
A button making apparatus having a movable upper die having an inner shiftable portion and a stationary lower die, an annular plate above said upper die, an annular collar positioned between said plate and said upper die and secured to both, said collar having a horizontally disposed, through, rectangular aperture therein and shiftable therein, an elongated, rectangular in vertical cross-section bar in said aperture and extending outwardly thereof, a medial opening in said bar and a compression spring in said opening to urge the bar in inoperative position, a pair of opposed rods depending from said bar to contact the periphery of said upper die in inoperative position.
Dependencies are inferred from the claim text.