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. 27, 2022
Filed:
Jun. 03, 2020
Fairfield Manufacturing Company, Inc., Lafayette, IN (US);
Matthew Paul Richards, West Lafayette, IN (US);
Coleman Bruce Abbott, West Lafayette, IN (US);
Fairfield Manufacturing Company, Inc., Lafayette, IN (US);
Abstract
A rotary pneumatic seal may have a ring-shaped inner radial seal with an inner lip extending in an axial direction, an outer lip extending in the same axial direction, a connecting flange connecting the inner lip and the outer lip, a pneumatic sealing lip, and an oil sealing lip. The rotary pneumatic seal may also have a ring-shaped outer radial seal located radially outward from the inner radial seal. The outer radial seal may also have a first wall extending in an outward radial direction, a second wall extending in an opposite inward radial direction, a central flange connecting the first and second walls, and a dust lip.