Device for moving a rock at the entrance of a rock crusher

Details Device for moving a rock at the entrance of a rock crusher Device for moving a rock at the entrance of a rock crusher

1976-01-23

1977-08-16

Werner, Frank E.

Solid material comminution or disintegration

Apparatus

Helical pusher inside tube moves material toward perforated...

214 1BB, 214 1BC, 241202, B65G 700

Patent

active

040421210

ABSTRACT:
A device for moving a rock lodged in a rock crusher which includes a support on which is mounted a first turntable. Connected to and extending from the first turntable is a second turntable the rotational axis of which is offset from the rotational axis of the first turntable. Also provided is a boom pivotally connected to the second turntable. The boom includes an extendable boom member slidably mounted in the main boom portion and on the end thereof a pivotal hook together with means for operating the turntables, boom and hook individually or in combination to place the hook adjacent a rock in a crusher and then move the rock to a position whereby the crusher can accept and crush it.

REFERENCES:
patent: 951304 (1910-03-01), Clark et al.
patent: 1021710 (1912-03-01), Stauft
patent: 2984373 (1961-05-01), Przybylski
patent: 3796331 (1974-03-01), Dutton

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