Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1979-05-25
1980-06-03
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
15179, B08B 902
Patent
active
042054079
ABSTRACT:
A brush head assembly (12) for use in a pipe cleaning machine includes a pair of end rings (26, 28). A plurality of arms (30) are pivotally connected about the second end ring (28). Cross members (44) supporting brushes (50) extend between the arms (30) and the first end ring (26). The brush head assembly (12) is adjustable to accommodate different predetermined pipe sizes by pivotal adjustment of the arms (30) and replacement of the first end ring (26).
REFERENCES:
patent: 1901247 (1933-03-01), Kinzbach
patent: 2641008 (1953-06-01), Smith
patent: 3495288 (1970-02-01), Ford
patent: 3641608 (1972-02-01), Kratt
patent: 3916469 (1975-11-01), Anthem et al.
patent: 3988798 (1976-11-01), Kratt
DePriest Harold
King Gary N.
Crutcher Resources Corporation
Roberts Edward L.
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