Overhead transport vehicle and transport system
AssigneeMurata Machinery, Ltd.
InventorHiroshi TANAKA
Life of this patent
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Abstract
An overhead transport vehicle includes a traveling body that travels on a track on a ceiling of a facility, an upper mast attached to a lower side of the traveling body and including an upper guide, an elevation platform on which an article is placed, and which is guided by the upper guide to ascend or descend along the upper mast, and a lift driver that is provided on the traveling body or on the elevation platform and that drives the elevation platform to ascend or descend A lower mast is connected to the lower end of the upper mast via a connector in a freely detachable manner and includes a lower guide extending to the upper guide. The elevation platform is able to be lowered along the lower mast from the upper mast by the lift driver.
Claims10
1-9. (canceled)
An overhead transport vehicle comprising:
- a traveling body that travels on a track provided on a ceiling side of a facility;
- an upper mast attached to a lower side of the traveling body and including an upper guide;
- an elevation platform on which an article is placed, and which is guided by the upper guide to ascend or descend along the upper mast;
- a lift driver that is provided on the traveling body or on the elevation platform and that drives the elevation platform to ascend or descend;
- and
- a lower mast that is connected to a lower end of the upper mast via a connector in a freely detachable manner, and that includes a lower guide extending to the upper guide;
- wherein
- the lift driver is structured to lower the elevation platform along the lower mast from the upper mast.
Dependencies are inferred from the claim text.