Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1983-02-03
1984-10-16
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
15 77, 51105R, A46B 1302
Patent
active
044766017
ABSTRACT:
A washing apparatus constructed for using a plurality of types of brushes, in a manner such that a brush is supported on an end of a swing lever, and with an object to be washed being washed by rotating the brush in contact with said object. The washing apparatus is characterized so that when a hard brush is used the swing lever is fixed. However when a soft brush is used the brush is constrained by applying to said lever a load which is balanced by, or is a little less than the weight of said brush.
REFERENCES:
patent: 2156881 (1939-05-01), Snyder
Dainippon Screen Manufacturing Co. Ltd.
Roberts Edward L.
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