| 主权项 |
1. An article transport vehicle comprising:
a travel member configured to travel along a travel path; a support unit for suspending and supporting a transported article; a vertical movement actuator for vertically moving the support unit relative to the travel member; wherein the support unit includes a vertically movable portion which is vertically moved by the vertical movement actuator, transported article support portions for supporting a supported portion of the transported article, one or more support actuators for moving the transported article support portions between support positions and retracted positions, wherein the support positions are positions in which the transported article support portions are located directly below the supported portion, and the retracted positions are positions in which the transported article support portions are retracted from directly below the supported portion, wherein the support unit further includes a guiding supporting portion that supports the transported article support portions and movably guides the transported article support portions to the support positions and to the retracted positions, and a damper element which is disposed between the vertically movable portion and the guiding supporting portion and receives load from the guiding supporting portion including load from the transported article support portions, and which is elastically deformable in a vertical direction. |
