Rotary floor maintenance device

Details Rotary floor maintenance device Rotary floor maintenance device

1983-09-30

1985-09-24

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Brushing

51177, 200157, A47L 1114

Patent

active

045425515

ABSTRACT:
A rotary floor maintenance device having, a motor support base with at least one central aperture, an electric motor having a shaft perpendicular to the motor base through the aperture, and a motor adapter directly coupled to the motor shaft for rotation therewith. The motor adapter has a generally annular flange area and central aperature for receiving the motor shaft. A rotary floor engaging tool has at least one aperture adapted to receive the flange of the motor adapter, to be rotated therewith. The motor support base contains notches along the inner periphery of the central aperture for draining accumulated liquids. Also disclosed is a safety interlock switch to prevent inadvertant operation of the machine.

REFERENCES:
patent: 1872602 (1932-08-01), Olsen
patent: 2727262 (1955-12-01), Gerber
patent: 3087078 (1963-04-01), Brown
patent: 3412415 (1968-11-01), Brab
patent: 3731334 (1973-05-01), Carbonell
patent: 4097950 (1978-04-01), Satterfield
patent: 4137590 (1979-02-01), Brown
patent: 4219898 (1980-09-01), Presby
patent: 4333095 (1982-06-01), Silva
patent: 4435870 (1984-03-01), Tucker et al.

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