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:
Sep. 08, 2015
Filed:
Feb. 15, 2013
Applicant:
Tennant Company, Minneapolis, MN (US);
Inventors:
Eric S. Nortrup, Golden Valley, MN (US);
Matthew R. Hetler, Crystal, MN (US);
Kevin L. Shinler, Minnetonka, MN (US);
Assignee:
Tennant Company, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 11/40 (2006.01); A47L 11/283 (2006.01); A47L 11/28 (2006.01); A47L 11/16 (2006.01);
U.S. Cl.
CPC ...
A47L 11/28 (2013.01); A47L 11/16 (2013.01); A47L 11/283 (2013.01); A47L 11/4055 (2013.01);
Abstract
A surface maintenance vehicle with a compact cleaning head lift mechanism and suspension. The cleaning head lift mechanism and suspension adjust a scrub head to an operational mode and a transport mode, yet remain compact such that they are confined to specific areas of the surface maintenance vehicle.