Duct cleaning apparatus

Details Duct cleaning apparatus Duct cleaning apparatus

1989-08-04

1991-06-04

Coe, Philip R.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15304, 15345, 134167C, B08B 904

Patent

active

050201883

ABSTRACT:
A method and apparatus for cleaning the interior of ductwork or similar conduit from within, the apparatus comprising a small, pneumatically powered and controlled sled of a size maneuverable inside the duct, with nozzle means provided for directing cleaning and disinfecting fluids, under pressure, at the walls of the duct, to execute a method of cleaning and disinfecting.

REFERENCES:
patent: 2358557 (1944-09-01), Boyd et al.
patent: 2887118 (1959-05-01), Loeffler et al.
patent: 3074098 (1963-01-01), Downing
patent: 3106491 (1963-10-01), Leibner
patent: 3267504 (1966-08-01), Cook et al.
patent: 3485671 (1969-12-01), Stephens
patent: 4418437 (1983-12-01), French
patent: 4763376 (1988-08-01), Spurlock, Jr. et al.

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