The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 1991
Filed:
Apr. 25, 1990
William H Williams, Rancho Palos Verdes, CA (US);
Paul G Jacobs, Northridge, CA (US);
Other;
Abstract
In a liquid vacuum extraction system comprising a reservoir for fresh cleaning solution, means including a floor tool for applying said solution to the floor, carpet or other surface to be cleaned, vacuum means for sucking up the solution and contained dirt in an air stream from the surface being cleaned; the improvement comprising: a pair of spaced apart liquid reservoirs, each having an upper open end, a common closure sealing said upper open ends, said closure including an inlet communicating with said floor tool for return air bearing cleaning water and included dirt, and an outlet communicating with said vacuum means, said inlet communicating with a flow splitter head within the closure and positioned over said liquid reservoirs whereby all of the contained liquid is separated from the air and dropped into each of said liquid reservoirs at essentially equal rates while the air passes through to said outlet.