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:
Aug. 10, 2021
Filed:
Nov. 18, 2019
Fanuc Corporation, Yamanashi, JP;
Reo Osada, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
A control method according to the present invention is a control method for a drive mechanism in a drive system which causes a mobile body to move by way of the drive mechanism in accordance with an instruction from a master controller, the method including: an abnormality detection step of detecting an abnormal state in which control by the master controller is not possible; a remaining distance calculation step of calculating a remaining distance until a movement limit position in a current movement direction of the mobile body, when having detected an abnormal state in the abnormality detection step; a limit deceleration calculation step of calculating a limit deceleration in which the mobile body can stop in the remaining distance which was calculated in the remaining distance calculation step; and a limit stop control step of controlling the drive mechanism so as to cause the mobile body to stop at a deceleration of at least the limit deceleration.