Surface sweeping machine with over-the-cab hopper dumping

Details Surface sweeping machine with over-the-cab hopper dumping Surface sweeping machine with over-the-cab hopper dumping

1989-10-17

1992-05-19

Spar, Robert J.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

153401, 298 11, 298 14, 298 175, 298 23MD, 414471, 414477, 414546, 414549, E01H 108

Patent

active

051135485

ABSTRACT:
A street sweeper which includes a frame, a hopper, a cab and a centrifugal separator on opposite sides of the hopper, a mechanism for moving the hopper from a position behind the cab to a position above and forward of the cab for dumping debris from the hopper, the hopper moving mechanism including a pair of first and second relatively extendable and retractable members, each of the first members being connected to the hopper and each of the second members being connected to the frame, a rotator carrying a slider, and a mechanism for pivoting each rotator which through its associated slider elevates the extendable and retractable members to permit movement of the hopper above and along the cab.

REFERENCES:
patent: 3512206 (1970-05-01), Young
patent: 3545181 (1970-12-01), Young
patent: 3790981 (1974-02-01), Young
patent: 3944097 (1976-03-01), Savage
patent: 3967744 (1976-07-01), Goyarts
patent: 4171551 (1979-10-01), Hildebrand et al.
patent: 4178647 (1979-12-01), Wolynec et al.
patent: 4222141 (1980-09-01), Kieft et al.
patent: 4236756 (1980-12-01), Hildebrand et al.
patent: 4274788 (1981-06-01), Sutton
patent: 4343060 (1982-08-01), Hildebrand et al.
patent: 4568239 (1986-02-01), Sims
patent: 4660248 (1987-04-01), Young

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