Cleaner with belt shifting

Details Cleaner with belt shifting Cleaner with belt shifting

1986-11-06

1988-06-07

Jenkins, Robert W.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15332, 74481, 474122, A47L 526

Patent

active

047487143

ABSTRACT:
The invention comprehends a belt shifting arrangement for an upright cleaner in which belt shifting to an intermediate idler pulley is occasioned by either handle movement or pedal actuation. Either of these movements functions to cam the belt onto the idler pulley or to permit its movement back to an agitator drive pulley.

REFERENCES:
patent: 2250282 (1941-07-01), Swann
patent: 2616119 (1952-11-01), Balluff
patent: 2637874 (1953-05-01), White
patent: 2714220 (1955-08-01), Cuddeback
patent: 2740982 (1956-04-01), Brace
patent: 4446594 (1984-05-01), Watanabe et al.

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