Cordless vacuum cleaner

Details Cordless vacuum cleaner Cordless vacuum cleaner

1975-08-25

1977-03-15

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15350, 15415R, A47L 524

Patent

active

040116247

ABSTRACT:
A battery-operated vacuum cleaner is described which includes a first module including a source of power such as a plurality of battery cells and a second module including a motor, fan, filter and dirt receptacle. The first module may alternatively include means for attachment thereof to a car battery. The motor, fan and filter combination are designed for maximum efficiency so as to provide good cleaning capability with minimum battery drain. The intake portion of the tool is designed, in accord with the particular teachings of this invention, to provide maximum cleaning capability.

REFERENCES:
patent: 1210525 (1917-01-01), Orr
patent: 3230569 (1966-01-01), Nielsen
patent: 3513500 (1970-05-01), Hori
patent: 3584330 (1971-06-01), Wallin et al.

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