Conveyors: power-driven – Conveyor section – Pusher conveyor and separate load support surface
Patent
1976-09-30
1978-03-21
Cherry, Johnny D.
Conveyors: power-driven
Conveyor section
Pusher conveyor and separate load support surface
198745, 198747, B65G 2504
Patent
active
040798321
ABSTRACT:
A reciprocating drive unit is operable through a clutch assembly to move a manure scraper step-wise first in one direction and then in the opposite direction along a manure track. The clutch assembly includes means responsive to an overload on the scraper for causing the clutch assembly to self-activate the reversal of travel of the scraper, and means for adjusting said responsive means to vary the amount of overload required to effect said reversal.
REFERENCES:
patent: 3306435 (1967-02-01), Wenger
patent: 3799330 (1974-03-01), Floter
Alfa-Laval AB
Cherry Johnny D.
Hapgood Cyrus S.
Valenza Joseph E.
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