Modular vacuum cleaning system

Details Modular vacuum cleaning system Modular vacuum cleaning system

1987-10-09

1990-06-19

Hornsby, Harvey C.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15328, 15413, A47L 536, A47L 700, A47L 922

Patent

active

049340174

ABSTRACT:
A multiple function, modular vacuum cleaning system is described having a vacuum head which is releasably mounted on a waste recovery tank to form a first, portable wet/dry vacuum cleaning machine. The wet/dry vacuum cleaning machine in turn can be mounted on a cleaning solution tank to provide a second portable machine having wet extraction as well as wet and dry vacuum capabilities.

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patent: 4287636 (1981-09-01), Brazier
patent: 4458377 (1984-07-01), Frohbieter
patent: 4531257 (1985-07-01), Passien
patent: 4654926 (1987-04-01), McCambridge

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