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:
Oct. 16, 2018
Filed:
Jul. 06, 2017
Aktiebolaget Skf, Gothenburg, SE;
Robert D Pecak, Naperville, IL (US);
Daniel J Levy, Schaumburg, IL (US);
Lance A Petzold, Oswego, IL (US);
AKTIEBOLAGET SKF, Gothenburg, SE;
Abstract
An annular seal for a low friction bonded piston seal is provided. The annular seal having a central axis and including an annular seal body symmetrically positioned about the central axis. The annular seal is integrally molded to the body and provides a lower seal lip body, and a top seal lip. The top seal lip including a first radial lip thickness Tand a second radial lip thickness T. A ratio between second radial lip thickness Tto first radial lip thickness Tis less than 1.00. The annular seal includes a radial lip height H, and a radial lip overall pressure received thickness T. A ratio of radial lip height H to second radial lip thickness Tis greater than or equal to 0.65. The radial lip overall pressure received thickness Tis less than or equal to 0.8 mm. The first radial lip thickness Tis less than or equal to 0.7 mm.