Cleaning apparatus for pipes

Details Cleaning apparatus for pipes Cleaning apparatus for pipes

1985-03-26

1986-11-18

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Combined

1510416, 151043R, 51317, 51411, B08B 902

Patent

active

046227091

ABSTRACT:
The present invention relates to a cleaning apparatus for a pipe which comprises at least one scraping device having a plurality of scraping segments which are made of elastic metal plates and are radially elongated around an axis of the scraping device, and a grinding device which is connected behind the scraping device and has an ejection pipe which is rotatably supported by a tubular member and has at least one radially elongated portion having a nozzle at radially outer end thereof. The grinding device also has an electric motor for rotating the ejection pipe. The cleaning apparatus also has a hose which is connected behind the tubular member for supplying mixed flow of abrasive material and compressed air into the ejection pipe, and driving means for advancing the scraping device, the grinding device and the hose.

REFERENCES:
patent: 1612842 (1927-01-01), Thompson et al.
patent: 1656465 (1928-01-01), Baker
patent: 2157421 (1939-05-01), McFarland
patent: 2173606 (1939-09-01), Forster
patent: 2579813 (1951-12-01), Frank
patent: 4314427 (1982-02-01), Stoltz

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