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:
May. 27, 2025
Filed:
Nov. 11, 2022
Mitsubishi Electric Corporation, Tokyo, JP;
Tatsuya Kawase, Tokyo, JP;
Yuji Igarashi, Tokyo, JP;
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Abstract
A conveyance system includes: a plurality of conveyance path units constituting a conveyance path on which a conveyance body moves, each of the conveyance path units including a plurality of drive units that each generate a thrust for moving the conveyance body by a current flowing therethrough; and a controller including a current command generator that generates a current command for controlling a current flowing through the plurality of drive units. Each of the plurality of conveyance path units controls the current flowing through each of the plurality of drive units in accordance with the current command. The current command generator generates a current command for performing current control of all of the plurality of drive units of each of the conveyance path units at each control cycle when the current command is generated.