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. 28, 2006
Filed:
Jul. 02, 2001
Matthew H. Beach, Richland, MI (US);
Alan T. Ives, Marcellus, MI (US);
Matthew H. Beach, Richland, MI (US);
Alan T. Ives, Marcellus, MI (US);
The Johnson Corporation, Three Rivers, MI (US);
Abstract
A rotary joint comprising a stationary head including a fluid chamber therein, the chamber opening at a bottom surface of the heaf, a rotatable nipple having an outer surface and an internal axial passageway in fluid communication with the fluid chamber; and a seal member disposed on the outer surface of the nipple. The seal member comprises a rigid body including a radial flange portion having opposite first and second surfaces each carrying at least one seal, the seal of the first surface sealingly engaging the bottom surface of the head. The seal member and the nipple are radially moveable in relation to the fixed head while maintaining sealing engagement between the at least one seal of the first surface of the radial flange portion and the bottom surface of the head.