Adjustment means for roll crushers with gas hydraulic springs

Details Adjustment means for roll crushers with gas hydraulic springs Adjustment means for roll crushers with gas hydraulic springs

1974-09-16

1976-02-17

Custer, Jr., Granville Y.

Solid material comminution or disintegration

Apparatus

Cooperating comminuting surfaces

B02C 432

Patent

active

039387321

ABSTRACT:
A roll crusher incorporates gas hydraulic springs to maintain the desired spacing between the crushing rolls and to provide overload protection. Featured are separate hydraulic means for backing off and then reapplying the hydraulic springs by altering their overall lengths so that roll spacing can be readily adjusted.

REFERENCES:
patent: 2947485 (1960-08-01), Woodruff et al.
patent: 3099406 (1963-07-01), Kautz
patent: 3212721 (1965-10-01), Asplund et al.
patent: 3315902 (1967-04-01), Pollitz
patent: 3417928 (1968-12-01), Gundlach

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