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:
May. 07, 2019
Filed:
Nov. 06, 2017
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Andre S. Chan, Palo Alto, CA (US);
Scott D. Abrahamson, San Jose, CA (US);
Assignee:
Western Digital Technologies, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 33/14 (2006.01); G11B 25/04 (2006.01);
U.S. Cl.
CPC ...
G11B 33/148 (2013.01); G11B 25/043 (2013.01);
Abstract
A hard disk drive damper plate comprises a planar main body having a generally rectangular cross-section and a splitter portion extending away from the main body in a radial direction. The splitter portion operates to disrupt vortex shedding corresponding to secondary gas flow associated with the planar main body. Various embodiments involve the length, thickness, and shape of the splitter portion, as well as how much of the planar main body may be provisioned with such a splitter portion.