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:
Jun. 17, 2014
Filed:
Jul. 30, 2011
Applicant:
Martin D. Maier, Allegany, NY (US);
Inventor:
Martin D. Maier, Allegany, NY (US);
Assignee:
Dresser-Rand Company, Olean, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 3/00 (2006.01); F01D 25/16 (2006.01); F16C 32/04 (2006.01);
U.S. Cl.
CPC ...
F01D 3/00 (2013.01); F01D 25/16 (2013.01); F16C 32/0442 (2013.01); F05D 2240/515 (2013.01);
Abstract
An apparatus for supporting a shaft of a turbomachine. The apparatus may include a magnetic bearing to support the shaft during a normal operation of the turbomachine, and an auxiliary bearing to support the shaft during a drop event. The apparatus may also include a disk coupled to the shaft and comprising a substantially non-ferrous, conductive material, and a magnetic assembly disposed proximal the disk, the magnetic assembly configured to magnetically engage the disk to damp vibrations during the drop event, to apply a circumferential braking force on the disk during the drop event, or both.