Stock restraining effect adjusting mechanism of a stock guide fo

Details Stock restraining effect adjusting mechanism of a stock guide fo Stock restraining effect adjusting mechanism of a stock guide fo

1979-01-08

1980-07-08

Mehr, Milton S.

Metal deforming

By use of roller or roller-like tool-element

With handling of, or guiding of, work or product relative to...

B21B 3916

Patent

active

042110955

ABSTRACT:
In a roller type stock guide of the type including, among others, a cylindrical nut member having threaded connections of opposite hands with a pair of threaded shafts and, being arranged between the two roller holder levers, operable to turn the latter in opposite directions thereby to vary the distance between the guide rollers, a ratchet type nut driving mechanism is provided which includes a ratchet wheel formed around the cylindrical nut integrally therewith, a pair of ratchet pawls movable into and out of meshing engagement with the ratchet wheel in alternate fashion under the action of a manually operable control cam, and a notching lever handle manually operable to turn the ratchet wheel and cylindrical nut in an intermittent fashion through the intermediary of either one of the ratchet pawls as placed in mesh with the ratchet wheel.

REFERENCES:
patent: 4100875 (1978-07-01), Patterson et al.

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