Patent · US Active

Apparatus including temperature-dependent exchange spring mechanism

US9349402B2 · kind B2 · utility

8Cited by

6References

19Claims

0Family size

Assignee

Seagate Technology LLC · US

Inventors

Xi Chen · Sunnyvale, US
Ganping Ju · Pleasanton, US
Yingguo Peng · San Ramon, US
Timothy J. Klemmer · Fremont, US
Yukiko Kubota · Campbell, US
Jan-Ulrich Thiele · Sunnyvale, US
David S. Kuo · Palo Alto, US
Kai-Chieh Chang · Pleasanton, US
Kangkang Wang · San Jose, US
Li Gao · Houston, US
Yinfeng Ding · Fremont, US

Key dates

Filing date	Feb 10, 2015
Grant date	May 24, 2016
Priority date	—
Expiry date	Feb 10, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG11B2005/0021
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

Provided herein is an apparatus comprising a substrate; a continuous layer over the substrate comprising a first heat sink layer; and a plurality of features over the continuous layer comprising a second heat sink layer, a first magnetic layer over the second heat sink layer, and a second magnetic layer, wherein the first and second magnetic layers are configured to provide a temperature-dependent, exchange spring mechanism.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.