Fastener bonding machine

Details Fastener bonding machine Fastener bonding machine

1980-11-06

1983-09-27

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Automatic and/or material-triggered control

156366, 156368, 1565831, 1565832, 1565839, 219243, B30B 1506, B30B 1534

Patent

active

044067259

ABSTRACT:
A fastener bonding machine for bonding a fastener to a leaf of a file folder, the fastener consisting of an overlay member having hot melt adhesive on one side thereof and having a pronged member mounted thereon, the bonding machine including a base, a heated platen on the base, a first gauge for locating the fastener relative to the heated platen, a pivotal plate mounted on the base, a second gauge for locating the leaf of a file folder relative to the fastener, a proximity switch actuatable by movement of the pivotable plate, a motor, a toggle linkage actuatable by the motor, a presser member movable by the toggle linkage to press the leaf and the fastener together, and a control circuit for causing the presser member to dwell for a period of time during the pressing action and to thereafter return the toggle linkage to a position wherein the presser member has moved away from the platen.

REFERENCES:
patent: 3106630 (1963-10-01), Klamp
patent: 3375777 (1968-04-01), Techtmann et al.
patent: 3472721 (1969-10-01), Abramson et al.
patent: 3657055 (1972-04-01), Nichols
patent: 3692611 (1972-09-01), Kuhnle
patent: 4058055 (1977-11-01), Douglas
patent: 4167435 (1979-09-01), Olschewski
patent: 4229244 (1980-10-01), Swope

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