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:
Nov. 20, 1990
Filed:
Oct. 04, 1989
Applicant:
Inventor:
Russell L Carlson, North Palm Beach, FL (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
384 99 ; 384581 ;
Abstract
A fluid damper for attenuating high amplitudes occasioned by shaft unbalance of a main engine shaft of an aircraft turbine type power plant comprising a full ring with circumferentially spaced fluid cavities surrounding the radial bearing and characterized as being simpler and less costly than heretofore used curve beam fluid dampers.