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 9616548 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 11, 2017

Filed:

Nov. 09, 2015
Applicant:

Jian-shiou Liaw, Taichung, TW;

Inventor:

Jian-Shiou Liaw, Taichung, TW;

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B24B 55/05 (2006.01); B24B 41/00 (2006.01); B24B 23/02 (2006.01); B24B 45/00 (2006.01);
U.S. Cl.
CPC ...
B24B 55/052 (2013.01); B24B 23/022 (2013.01); B24B 41/002 (2013.01); B24B 45/00 (2013.01);
Abstract

A positioning structure for cutting machines or grinder machines has a rotating shaft and a positioning assembly. The rotating shaft has an abutting face, a fixing portion, at least one mounting protrusion, and a fastening hole. The at least one mounting protrusion axially protrudes from the abutting face, and the fixing portion axially protrudes from the at least one mounting protrusion. The fastening hole is axially formed in the at least one mounting protrusion. The positioning assembly is screwed with the rotating shaft and has a positioning element and a fastening element. The positioning element has an abutting portion and a through hole. The fastening element is mounted through the through hole and the fastening hole. Therefore, when a size of an assembling hole of a cutting disk or a grinder disk changes, the rotating shaft does not need to be changed and reinstalled.


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Liaw, Jian-Shiou. (2017). Positioning structure for cutting machines or grinder machines (U.S. Patent No. 9616548). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9616548

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