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. 21, 2022
Filed:
Jan. 28, 2019
Applicant:
Seagate Technology Llc, Cupertino, CA (US);
Inventors:
Thomas Larson Greenberg, Berkeley, CA (US);
Robin Andrew Davies, Livermore, CA (US);
Clay Harrison Heberly, San Jose, CA (US);
Joachim Ahner, Livermore, CA (US);
Assignee:
SEAGATE TECHNOLOGY LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/82 (2006.01); G11B 23/00 (2006.01); G11B 5/73 (2006.01); B23K 26/364 (2014.01); B23K 26/00 (2014.01); B23K 26/362 (2014.01); B23K 26/402 (2014.01); B23K 26/035 (2014.01); G11B 5/84 (2006.01); B23K 26/08 (2014.01); B23K 26/38 (2014.01); B23K 103/00 (2006.01);
U.S. Cl.
CPC ...
G11B 5/82 (2013.01); B23K 26/0006 (2013.01); B23K 26/035 (2015.10); B23K 26/0823 (2013.01); B23K 26/362 (2013.01); B23K 26/364 (2015.10); B23K 26/38 (2013.01); B23K 26/402 (2013.01); G11B 5/73911 (2019.05); G11B 5/73921 (2019.05); G11B 5/8404 (2013.01); G11B 23/0021 (2013.01); B23K 2103/52 (2018.08); B23K 2103/54 (2018.08); G11B 5/73923 (2019.05);
Abstract
A non-metallic media substrate includes a disc-shaped substrate body having at least one media storage surface on a face thereof. The substrate body has a center opening having an inner diameter and an outer diameter surface, and the substrate body has a thickness. The substrate further includes an annular groove at the outer diameter of the media substrate, the annular groove having chamfered edges and an internal concavity extending toward the inner diameter.