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:
Dec. 07, 1999
Filed:
Dec. 03, 1997
Applicant:
Inventor:
Yu-Ping Chung, Hsinchu, TW;
Assignee:
D-Link Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
41742313 ; 4174237 ;
Abstract
A bearing structure for a rotor shaft of a radiating fan includes a hollow post and, positioned within said hollow post, a bearing for said rotor shaft. An inside wall of bearing has formed therein at least one groove extending circumferentially around the inside wall and arranged to contain a lubricating oil for the bearing, thereby increasing an oil containing capacity of the bearing structure. The bearing is suspended in the hollow post such that a chamber or reservoir is formed below the bearing.