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. 16, 1993
Filed:
Feb. 07, 1992
Danny R Sink, Richmond, VA (US);
Brenco, Incorporated, Petersburg, VA (US);
Abstract
A seal assembly for sealing an annular space between a housing having a cylindrical bore therein and a shaft member extending into and mounted for coaxial rotation relative to the bore, includes a resilient sealing body having an annular lubrication sealing lip and a dust seal including first inwardly directed resilient dust sealing lip having an inside diameter less than the diameter of the shaft member for contacting the shaft member and forming a primary dust seal therewith and a second inwardly extending annular dust seal lip between the first dust seal lip and the second dust seal lip having an inside diameter slightly greater than the diameter of said shaft member to form a non-contacting type seal with the other surface of the shaft member.