Noise reduction arrangement for a vacuum cleaner

Details Noise reduction arrangement for a vacuum cleaner Noise reduction arrangement for a vacuum cleaner

1988-01-11

1988-09-27

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

181229, A47L 900

Patent

active

047731184

ABSTRACT:
In a vacuum cleaner comprising a suction fan and a motor for driving the fan, a noise reduction wall construction is provided in front of and spaced from the inlet of the fan. The wall construction comprises two parallel, mutually spaced wall panels which by means of intermediate spacer means are firmly interconnected to form a rigid unit.

REFERENCES:
patent: 2881860 (1959-04-01), Ternes
patent: 3564641 (1971-02-01), Meyer
patent: 3831223 (1974-08-01), Colt et al.
patent: 4450933 (1984-05-01), Fukuoka et al.
patent: 4727651 (1988-03-01), Nakajima

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