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, 2004
Filed:
Jun. 14, 2002
Applicant:
Inventors:
Paul J. Garnett, Camberley, GB;
J. Rothe Kinnard, Austin, TX (US);
Assignee:
Sun Microsystems, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/16 ;
U.S. Cl.
CPC ...
G06F 1/16 ;
Abstract
There is provided a cooling fan drive circuit for driving a pair of cooling fans. The circuit comprises a first power supply line for providing a power connection to each of the fans from a first power source. The circuit further comprises a second power supply line for providing a power connection to the first fan; and a third power supply line for providing a power connection to the second fan. The second and third power supply lines are arranged, in use, to provide separate connections between the respective fans and a power source other than the first power source.