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:
Nov. 29, 2022

Filed:

Sep. 25, 2019
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Koji Nishigaki, Kusatsu, JP;

Tatsuya Sasaki, Otsu, JP;

Takanori Shibutani, Otsu, JP;

Assignee:

OMRON Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 21/06 (2006.01); B23P 19/06 (2006.01);
U.S. Cl.
CPC ...
G01B 21/06 (2013.01); B23P 19/06 (2013.01);
Abstract

A screw length determination system capable of quickly determining the length of a screw is obtained. A PLC () is equipped with a determination part for measuring the moving speed of a driver for tightening screws in the axial direction of the driver from an initial position until a screw contacts and is screwed into a workpiece, and determining the length of the screw on the basis of the time from the start of movement from the initial position until the moving speed changes.


Find Patent Forward Citations

Loading…