Electric heating – Metal heating – With forging or shaping
Patent
1984-02-24
1986-04-22
Albritton, C. L.
Electric heating
Metal heating
With forging or shaping
219 8651, H05B 100
Patent
active
045844607
ABSTRACT:
A portable machine is disclosed for setting eyelets and the like in printed circuit boards and includes an upper tool connected to a mandrel mounted in a frame and movable into and out of engagement with a lower tool by a toggle means. The lower tool is resiliently mounted in the frame beneath the upper tool and has a support structure beneath it which includes a slidable pressure control means for predetermining the maximum setting pressure applied to a workpiece by the upper and lower tools.
REFERENCES:
patent: 2578835 (1951-12-01), Pityo et al.
patent: 3739141 (1973-06-01), Siegel
patent: 4460817 (1984-07-01), Tani et al.
Bush Hubert E.
Mason Bobby L.
Albritton C. L.
Ferguson Jr. Gerald J.
Keve Alfred S.
Pace Incorporated
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