Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1977-03-02
1978-06-13
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
51177, A47L 11162
Patent
active
040940349
ABSTRACT:
A floor treatment machine of the rotary brush type in which, in operation, the weight of the machine is, to at least a significant extent, supported by the rotary brush or brushes, in which a brush mounting member is flexibly suspended between resilient elements for limited universal movement.
REFERENCES:
patent: 3098329 (1963-07-01), Doran
patent: 3122765 (1964-03-01), Magarian
Mayo Haydn Frank
Wilkins John Thomas
R. G. Dixon & Company Limited
Roberts Edward L.
Striker Michael J.
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