Implement and method for cleaning tubular drains

Details Implement and method for cleaning tubular drains Implement and method for cleaning tubular drains

1980-07-14

1982-04-27

Bashore, S. Leon

Cleaning and liquid contact with solids

Processes

Using solid work treating agents

1510405, 151043R, 134 2211, 134 24, B08B 904

Patent

active

043268935

ABSTRACT:
An implement for cleaning tubular drains and a method for cleaning therewith, said implement having a carriage assembly with radially extending cutting means at a forward end and a correspondingly radially extending plunger means in spaced relationship therewith at a rearward end, together with means for wetting the debris in the drain in advance of the forward passage of the plunger means, said plunger means comprising a plurality of fan shaped elements which are folded backwardly into a cone when the implement is pulled forward and which are expanded into a disc when the implement is pulled backwards.

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patent: 202519 (1878-04-01), Chapin
patent: 494427 (1893-03-01), Lacroix et al.
patent: 1568392 (1926-01-01), Abernathy
patent: 1733512 (1929-10-01), Parker
patent: 1972402 (1934-08-01), Jones
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patent: 4085474 (1978-04-01), Murphy
patent: 4216561 (1980-08-01), Clifford
patent: 4218803 (1980-08-01), Clifford

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