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.

Date of Patent:
Sep. 11, 2018

Filed:

Jun. 25, 2015
Applicant:

Fanuc Corporation, Minamitsuru-gun, Yamanashi, JP;

Inventor:

Daijirou Koga, Minamitsuru-gun, JP;

Assignee:

FANUC Corporation, Minamitsuru-gun, Yamanashi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B 19/404 (2006.01); G05B 19/19 (2006.01); G05B 19/4103 (2006.01);
U.S. Cl.
CPC ...
G05B 19/19 (2013.01); G05B 19/4103 (2013.01); G05B 2219/34153 (2013.01); G05B 2219/37077 (2013.01);
Abstract

In a numerical controller having a tool tip point control function, a provisional tool tip point movement path calculation unit calculates a fourth movement path of a tip point of a tool on the basis of a third movement path obtained by linearly interpolating a second movement path for moving a control point of the tool along the second movement path, and a post-linear interpolation movement instruction output unit outputs a third movement instruction if it is determined that the difference between a first movement path for moving the tip point of the tool along the first movement path and the fourth movement path is within a predetermined tolerance.


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