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. 06, 1996
Filed:
Jul. 29, 1994
Applicant:
Inventor:
John D Sullivan, Phoenix, AZ (US);
Assignee:
AlliedSignal Inc., Morris Township, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
415175 ; 60 3908 ; 184-611 ; 384292 ; 384472 ;
Abstract
An oil scavenge assembly for small gas turbine engine. The assembly includes a rolling element bearing, for supporting a rotating shaft, slip fit within a bearing liner. The bearing liner has a plurality of helical grooves along its surface. A plurality of circumferentially spaced scoops extend inward from the liner and direct the oil expelled from the bearing into the helical grooves.