Patent ID: 8820547

Claim:
A movable rack unit for taking in and out a storage object with respect to a storage space, the movable rack unit comprising: guide means comprising: a track member linearly laid inside the storage space and along a depth direction of the storage space; and a moving body assembled to the track member so as to be movable along the track member; a support member for supporting the storage object, the support member being rotatably borne on the moving body; and a rotation guiding means for changing an attitude of the support member in accordance with a moving position of the moving body, and under a state in which the moving body is located at an end portion of the track member on an opening portion side of the storage space, setting the support member outside the storage space; wherein the rotation guide means comprises: a guide groove comprising: a linear region provided in parallel to the track member; and a curved region provided continuous to the linear region on the opening portion side of the storage space and is formed into an arc shape so as to cause the support member to rotate within a horizontal plane; and a cam member that moves along and inside the guide groove and is fixed to the support member.