Work holders – Relatively movable jaws – Means to actuate jaw
Patent
1974-09-23
1976-04-06
Moon, Charlie T.
Work holders
Relatively movable jaws
Means to actuate jaw
29559, 29257, 248235, 249219R, 269321S, B25B 110, B25B 510
Patent
active
039485030
ABSTRACT:
A system of and appurtenances for erecting formwork for pouring a slab in place on steel joists, wherein form supports are removably mounted extending transversely of the joists through the webs of the joists underneath the top chords of the joists, and forms are removably mounted on the supports.
REFERENCES:
patent: 950494 (1910-03-01), Seidel
patent: 1570407 (1926-01-01), Seidel
patent: 1763677 (1930-06-01), Scott
patent: 2266132 (1941-12-01), Tuisku
patent: 2752960 (1956-07-01), Poeltl
patent: 2788948 (1957-04-01), Pardee
patent: 2824381 (1958-02-01), Traupmann
patent: 3052008 (1962-09-01), Bowden et al.
patent: 3442482 (1969-05-01), Preblich
patent: 3472475 (1969-10-01), Rudiger
Midwestern Joists, Inc.
Moon Charlie T.
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