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. 23, 1993
Filed:
Feb. 19, 1991
Applicant:
Inventors:
Adam N Pope, Cincinnati, OH (US);
Melvin Bobo, Cincinnati, OH (US);
Assignee:
General Electric Company, Cincinnati, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277 58 ; 277 27 ; 277 79 ; 277168 ; 277214 ; 384 99 ;
Abstract
A piston ring seal for squeeze film dampers includes radial fluid vent passages through the ring section leading from the outer circumferential face of the ring through the inner circumference of the ring to the ring groove. A combination step ring and step groove prevents incorrect assembly.