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. 01, 2012
Filed:
Feb. 06, 2007
Kale R. Johnson, Minneapolis, MN (US);
Everett Eugene Johnson, St. Bonifacius, MN (US);
Kale R. Johnson, Minneapolis, MN (US);
Everett Eugene Johnson, St. Bonifacius, MN (US);
Nilfisk-Advance, Inc., Plymouth, MN (US);
Abstract
A squeegee assembly (') includes a flexible wiper blade () sandwiched between a mounting bracket (′) and a retaining strap (′). A retainer () has a head () which is positionable between aligned and misaligned positions with mounting apertures () to allow disassembly, assembly and retention of the squeegee assembly (′). Arcuate portions (′) formed in the mounting bracket (′) and the retaining straps (′) have different radiuses. Linear portions (′) of the retaining straps (′) have upper and lower edges () bent from center portions thereof. The mounting brackets (′) include L-shaped slots () for slideably receiving vertical bolts () of the floor maintenance machine ().