Cleaning and liquid contact with solids – Apparatus – For work having hollows or passages
Patent
1985-09-24
1987-08-18
Coe, Philip R.
Cleaning and liquid contact with solids
Apparatus
For work having hollows or passages
B08B 904
Patent
active
046870113
ABSTRACT:
A rotary cleaning device for drain pipes and the like wherein a universal guide is connected to a nozzle provided at a tip of a high-pressure hose, and the tip of the high-pressure hose is drawn out into the pipe and high-pressure water from the nozzle is jetted radiantly in a slant rearward direction of the nozzle, and the tip of the high-pressure hose is arranged to advance along the pipe sequentially while the high-pressure hose is rotated, whereby the direction of the nozzle is changed according to the rotation of the high-pressure hose, and the nozzle is rotated spirally along the inner wall of the pipe by the change.
REFERENCES:
patent: 634270 (1899-10-01), Patton
patent: 2089597 (1937-08-01), Carter
patent: 2178801 (1939-11-01), Mattern et al.
patent: 2201733 (1940-05-01), Kollmann
patent: 3195548 (1965-07-01), Lestakis
patent: 3440096 (1969-04-01), Scott
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