Brushing – scrubbing – and general cleaning – Implements – Pipe – tube – or conduit cleaner
Patent
1980-05-02
1981-10-06
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Implements
Pipe, tube, or conduit cleaner
151041R, 1510419, B08B 902
Patent
active
042927048
ABSTRACT:
A stabilizer incorporated with a sewer pipe cleaning implement, wherein rotating blades scrape the pipe inner wall; the stabilizer including a spider having four spring-loaded arms that bear against the pipe wall, the spider being along a rubber-sleeved universal shaft assembly, wherein each universal joint thereof includes a block having a pair of transverse, longitudinally spaced-apart pivot pins at right angles to each other, and to which the joint links are pivoted.
REFERENCES:
patent: 1132690 (1915-03-01), Sieben
patent: 2062850 (1936-12-01), Weaver et al.
patent: 2232018 (1941-02-01), Wright
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