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:
Apr. 19, 2022
Filed:
Jun. 04, 2019
Applicant:
Seagate Technology Llc, Cupertino, CA (US);
Inventors:
Andrew Habermas, Bloomington, MN (US);
Dat Quach, Savage, MN (US);
Jeff O'Konski, Savage, MN (US);
Yuhong Xiong, Maple Grove, MN (US);
Ricky Anderson, Bloomington, MN (US);
Joshua Zierhut, Minneapolis, MN (US);
Assignee:
Seagate Technology LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 37/015 (2012.01); B24B 37/04 (2012.01); G11B 5/31 (2006.01); G11B 5/60 (2006.01); B24B 37/10 (2012.01);
U.S. Cl.
CPC ...
B24B 37/048 (2013.01); B24B 37/015 (2013.01); B24B 37/10 (2013.01); G11B 5/3163 (2013.01); G11B 5/6005 (2013.01);
Abstract
The present disclosure includes a lapping system that includes a temperature control system system to heat or cool the lapping plate while lapping. The temperature control system can include a closed circuit fluid system and/or one or more electrical resistive heating elements. In some embodiments that cooling system can control the temperature of the lapping plate during lapping to within +/−5° C., or even +/−0.5° C.