Portable drive unit for rotational cleaning tools

Details Portable drive unit for rotational cleaning tools Portable drive unit for rotational cleaning tools

1998-08-25

2000-03-07

Warden, Sr., Robert J.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15339, 15383, 15395, A47L 702, A47L 922

Patent

active

060323256

ABSTRACT:
This invention is a portable device for cleaning air ducts, other parts of ventilation systems, and similar spaces. The device prevents motor burn-out by providing an adjustable slipping means in the transmission connecting the motor's shaft to a cleaning tool.

REFERENCES:
patent: 4792363 (1988-12-01), Franklin, Jr. et al.
patent: 5107568 (1992-04-01), Wade
patent: 5347677 (1994-09-01), Prentice
patent: 5584093 (1996-12-01), Melendres
patent: 5813089 (1998-09-01), Nolan et al.

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