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:
Apr. 29, 2025
Filed:
Jul. 31, 2020
Murata Machinery, Ltd., Kyoto, JP;
Makoto Kobayashi, Ise, JP;
Murata Machinery, Ltd., Kyoto, JP;
Abstract
An overhead transport vehicle includes an elevator including a base on which a holding device is provided, a plurality of suspension attaching portions to which each of the plurality of belts are attached and supporting the base to be vertically movable from below in a vertical direction via a vibration isolator, and a lock mechanism that fixes a relative positional relation between each of the plurality of suspension attaching portions and the base. The overhead transport vehicle further includes a controller that controls so that the lock mechanism is locked to fix a relative position relation at least partially during elevating operation of the elevator and also controls so that the lock mechanism is unlocked by releasing the lock at least partially during traveling operation of a body unit.