Apparatus for pulling elongated workpieces

Details Apparatus for pulling elongated workpieces Apparatus for pulling elongated workpieces

1977-01-12

1978-10-10

Stoner, Jr., Bruce H.

Advancing material of indeterminate length

Plural material-moving means

Continuous feed from serial sequentially operated feeders

72290, 226115, 226162, B65H 5118, B65H 1734

Patent

active

041192540

ABSTRACT:
Apparatus for pulling elongated workpieces and which apparatus includes a pair of reciprocating clamping devices disposed in a side-by-side relationship and movable in towing and return directions. Elongated rotatable drive shafts extending parallel to the pulling and return directions include helical pulling and return drive paths. Drive path followers on each clamping device switch between the pulling drive path and return drive path for reciprocating the clamping devices.

REFERENCES:
patent: 543914 (1895-08-01), Watson et al.
patent: 2389556 (1945-11-01), Siegerist

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