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. 22, 2014
Filed:
Jun. 27, 2011
Yunfei LI, Fremont, CA (US);
Lijie Guan, Milpitas, CA (US);
Ying Hong, Morgan Hill, CA (US);
Zhigang Bai, Milpitas, CA (US);
Jinqiu Zhang, Fremont, CA (US);
Yugang Wang, Milpitas, CA (US);
Feng Liu, San Ramon, CA (US);
Tao Pan, San Jose, CA (US);
Yunfei Li, Fremont, CA (US);
Lijie Guan, Milpitas, CA (US);
Ying Hong, Morgan Hill, CA (US);
Zhigang Bai, Milpitas, CA (US);
Jinqiu Zhang, Fremont, CA (US);
Yugang Wang, Milpitas, CA (US);
Feng Liu, San Ramon, CA (US);
Tao Pan, San Jose, CA (US);
Western Digital (Fremont), LLC, Fremont, CA (US);
Abstract
A magnetic transducer having an air-bearing surface (ABS) is described. The magnetic transducer includes a pole and at least one coil for energizing the pole. The pole has a pole tip proximate to the ABS, a yoke distal from the ABS, and a bottom surface including a bottom bevel. At least the yoke includes at least one sidewall having a first angle and a second angle. The first angle is between the bottom surface and the at least one sidewall. The second angle is a constant distance along the at least one sidewall from the first angle.