Vacuum cleaner device

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

55274, 116268, A47L 900

Patent

active

041953835

ABSTRACT:
The combination of a vacuum cleaner and dust container wherein the latter is provided with an air pervious portion connected to an attachment plate in the form of cardboard and the like. The attachment plate is provided with an inlet for dust-laden air. The attachment plate has a pressure-sensitive element, the movement of which indicates the degree of clogging of the dust container without the use of seals or filters.

REFERENCES:
patent: 2077572 (1937-04-01), Lofgren
patent: 2192224 (1940-03-01), Forsberg
patent: 3934543 (1976-01-01), Howard

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

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

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

Rate now

     

Profile ID: LFUS-PAI-O-1307464

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.