Brushing – scrubbing – and general cleaning – Implements – Brush or broom
Patent
1983-05-26
1985-02-12
Feldman, Peter
Brushing, scrubbing, and general cleaning
Implements
Brush or broom
F23J 300
Patent
active
044982089
ABSTRACT:
A system for drawing a wire brush the length of a chimney and including a cap structure which houses the brush when inoperable and further supports a pulley entrained chain. A brush housing is shaped to permit access to both the brush and a chain turnbuckle for servicing purposes. A closure rests in place on the chimney cap structure and may be lifted for access to the chain turnbuckle for adjustment of chain tension.
REFERENCES:
patent: 598672 (1898-02-01), Dunn
patent: 614874 (1898-11-01), Lefebvre et al.
patent: 1104030 (1914-07-01), Willat
patent: 1859166 (1932-05-01), Premro
patent: 4208757 (1980-06-01), Baugh et al.
patent: 4261073 (1981-04-01), Lane
Feldman Peter
Givnan, Jr. James D.
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