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:
Feb. 11, 1986
Filed:
Sep. 11, 1984
Applicant:
Inventor:
Emerson J Purkapile, Chicago, IL (US);
Assignee:
The Scott & Fetzer Company, Fort Wayne, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
1532 / ; 1532 / ; 15347 ; 15352 ;
Abstract
A vacuum device comprised of a base portion and a top portion with an expandable means, connecting the base and top portions, for moving between a contracted position and an expanded position. The expandable means and the base and top portions define a chamber therebetween. A vacuum means is mounted to the top portion for sucking debris into the chamber. Support means, which is attached to the base and top portions and passes through the chamber, selectively maintains the expandable member in its expanded position.