| 主权项 |
1. An article transport facility comprising:
an article transport vehicle that is capable of traveling along a travel rail provided on a ceiling side; an article storage including a plurality of storage units, the storage units being arranged in a vertical direction and being capable of storing articles that are transported by the article transport vehicle, wherein the article storage is located to a side of the travel rail in plan view and includes a take-in portion for receiving articles to be stored in the storage units from the article transport vehicle and a take-out portion for delivering articles to be retrieved from the storage units to the article transport vehicle; a first transport conveyer for transporting an article between a first transfer position outside the article storage and a position inside the article storage; a second transport conveyer, located on a same side of the article storage as the first transport conveyor and outside the article storage and at a higher position than the first transport conveyer, for transporting an article between a second transfer position that is outside the article storage and that is located closer to the article storage than the first transfer position in plan view and a position inside the article storage; wherein the article transport vehicle includes a grip portion for gripping an article such that the grip portion can be vertically moved and slidingly moved in a lateral direction of the travel rail, wherein the article transport vehicle including the grip portion is configured to be capable of transferring an article to or from one of the first transfer position and the second transfer position by vertically moving the grip portion with the article transport vehicle stopped at a transfer stop position in a path defined by the travel rail, and is configured to be capable of transferring an article to or from the other of the first transfer position and the second transfer position at least by slidingly moving the grip portion in the lateral direction with the article transport vehicle stopped at the transfer stop position, wherein one of the first transport conveyer and the second transport conveyer is configured to function as the take-in portion, and the other of the first transport conveyer and the second transport conveyer is configured to function as the take-out portion. |
