Transport facility

A transport facility, comprising:

• a container mount configured to support a container;
• and
• a transport vehicle configured to transport the container, the transport vehicle comprising:
• a holder configured to hold and release the container, and
• a lifter configured to lift and lower the holder, and
• wherein:
• the holder comprises:
• a first support and a second support comprising a pair of supports configured to support a supportable portion of the container,
• a holder driver configured to move the pair of supports toward and away from each other to change a posture of the pair of supports between a holding posture for holding the container and a releasing posture for releasing the container,
• a first engagement portion fixed to the first support, and
• a second engagement portion fixed to the second support,
• the container mount comprises:
• a container positioner configured to position the container,
• a first engagement receiver at a fixed position relative to the container positioner, the first engagement receiver engageable with the first engagement portion to position the first engagement portion, and
• a second engagement receiver at a fixed position relative to the container positioner, the second engagement receiver engageable with the second engagement portion to position the second engagement portion,
• at least one of the holder or the container mount comprises a first guide portion and a second guide portion, the first guide portion configured to guide the first engagement portion moving in response to a holding operation of the first support toward the first engagement receiver, the second guide portion configured to guide the second engagement portion moving in response to the holding operation of the second support toward the second engagement receiver, the holding operation comprising an operation of the pair of supports to change the posture from the releasing posture to the holding posture.