Safety filter for a vacuum cleaner

Details Safety filter for a vacuum cleaner Safety filter for a vacuum cleaner

1987-05-04

1988-06-07

Prunner, Kathleen J.

Gas separation

Means within gas stream for conducting concentrate to collector

55374, 55380, 55DIG2, 55DIG3, B03C 332, B03C 360

Patent

active

047493860

ABSTRACT:
The invention is directed to a safety filter for an outlying filter cartridge of a hand-guided vacuum cleaner. The filter cartridge includes a rigid air-permeable jacket and accommodates a paper filter bag which is seated in the jacket. The safety filter is a bag corresponding to the form of the jacket and is made of electrostatically-charged non-woven fabric. The safety filter is mounted between the jacket and the paper filter bag.

REFERENCES:
patent: 1783240 (1930-12-01), Hoover
patent: 2327225 (1943-08-01), Taylor
patent: 2800194 (1957-07-01), Peek
patent: 3535855 (1970-10-01), Howard et al.
patent: 3577705 (1971-05-01), Sharlit
patent: 3930815 (1976-01-01), Masuda
patent: 3966435 (1976-06-01), Penney
patent: 4376642 (1983-03-01), Verity
patent: 4473382 (1984-09-01), Cheslock
patent: 4627858 (1986-12-01), Jacob

Affiliated with

Also associated with

Rating

Safety filter for a vacuum cleaner does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Safety filter for a vacuum cleaner, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Safety filter for a vacuum cleaner will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-842560