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:
Jan. 13, 2009
Filed:
Sep. 12, 2005
Applicants:
Mark G. Pospisil, Park Ridge, IL (US);
Zbigniew Kubala, Beach Park, IL (US);
Paul M. Masini, Mount Prospect, IL (US);
Inventors:
Mark G. Pospisil, Park Ridge, IL (US);
Zbigniew Kubala, Beach Park, IL (US);
Paul M. Masini, Mount Prospect, IL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 27/00 (2006.01); F16L 39/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary union for supplying a heat exchange fluid to a rotating body includes a pair of hydrodynamic bushing bearings to retain the union housing within the desired alignment with the rotating body, a thrust bearing assembly secured to the rotating body, and a seal assembly positioned forwardly of the pair of bushing bearings. The hydrodynamic bushing bearings are located within the union and are lubricated by the flow of the heat exchange fluid within the union.