Title: Wet-dry vacuum cleaner baffle strainer system

Abstract: This invention relates to a vacuum cleaning machine which is capable of operating in a wet or dry environment. It may also be used as a "steam" cleaning machine by applying a hot solution of cleaning solution to a surface to be cleaned and subsequently vacuuming up the deposited cleaning solution. The machine may also be used as a "dry" vacuum cleaner without substantial modification. The particular aspects of the machine to which this application is directed is a baffle system which when combined with a strainer-float system and a right angled elbow member, combine to permit operation in a "wet" mode, but prevent the ingress of the detergent and foreign matter into the air motivating system of the machine.

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Inventors: Nauta, Jelle G.

Application Number: 774316
Filing Date: 1977-03-04
Publication_date: 1979-03-06
Assignee:
Primary Class(es): 15/353 15/321, 55/413, 55/462, 55/DIG3, 96/406
Other Classes:
US Patent Ref:

2639005	May, 1953	Gerstmann	15/353.
2671527	Mar, 1954	Moon	55/216.
3082465	Mar, 1963	Wood	15/353.
3165774	Jan, 1965	Barba	15/353.
3618297	Nov, 1971	Hamrick	15/353.
3911524	Oct, 1975	Parise	15/321.

Other Refs: 1801921

May, 1969	DE

Primary Examiner: Moore, Christopher K.
Assistant Examiner:
Attorney: Oldham; E. H.