Duct brush

Details Duct brush Duct brush

1994-02-28

1995-01-24

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

1510405, 1510416, 15162, 15169, B08B 902

Patent

active

053832434

ABSTRACT:
A duct brush for cleaning air conditioning and heating ducts. The brush is made up of a flexible hose connected to a cleaning head. The head is constructed to open like an umbrella for cleaning large duct areas. The opening and closing of the cleaning head are controlled by a plunger at the end of the hose held by the operator. In an alternatively preferred embodiment, a multiplicity of separate hose sections are connectable to each other end to end to from a hose of any desired length.

REFERENCES:
patent: 4247964 (1981-02-01), Lichliter

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