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:
Nov. 25, 2014
Filed:
Apr. 18, 2011
Bryson Sharp, Farmington, MN (US);
John David Schuetz, Owatonna, MN (US);
Brent Starnes, Lakeville, MN (US);
Bryson Sharp, Farmington, MN (US);
John David Schuetz, Owatonna, MN (US);
Brent Starnes, Lakeville, MN (US);
Northern Tool & Equipment Company, Inc., Burnsville, MN (US);
Abstract
A bearing-protection device for protecting and lubricating bearings. The bearing-protection device provides positive indication of lubrication levels provided to the bearings and includes a protector housing defining a lubrication chamber with an outer wall, a proximal end and a distal end. The device also includes a piston assembly movable within the lubrication chamber, the piston assembly biased in a direction generally toward the proximal end of the bearing protector housing, and a viewing window defined in the outer wall of the bearing protector housing. Indicia associated with the piston is viewable through the viewing window to indicate a level of lubricant within the chamber.