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.:

US 8070559 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 06, 2011

Filed:

Aug. 11, 2010
Applicants:

Yang-yong LI, Shenzhen, CN;

Xiao-bo Yuan, Shenzhen, CN;

Yi-min Jiang, Shenzhen, CN;

Inventors:

Yang-Yong Li, Shenzhen, CN;

Xiao-Bo Yuan, Shenzhen, CN;

Yi-Min Jiang, Shenzhen, CN;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of surface grinding a Zr-rich bulk amorphous alloy article includes providing a substrate; providing a first surface grinder for rough surface grinding; and providing a second surface grinder for finish surface grinding. During the rough surface grinding, the rotating speed is in the range from 20 r/min to 30 r/min, the grinding time period is from 3 minutes to 12 minutes, and the grinding pressure is from 1 kg/cm2 to 2 kg/cm2, and a first pump circularly conveys a first lubricant to a first rotating abrasive wheel. During the finish surface grinding, the rotating speed is in the range from 30 r/min to 40 r/min, the grinding time period is from 5 minutes to 7 minutes, and the grinding pressure is from 1 kg/cmto 2 kg/cm, and a second pump circularly conveys a second lubricant to a second rotating abrasive wheel.


Find Patent Forward Citations

Li, Yang-Yong. (2011). Zr-rich bulk amorphous alloy article and method of surface grinding thereof (U.S. Patent No. 8070559). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8070559

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