Patent ID: 11952213
Assignee: MURATA MACHINERY, LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC B  H | IPC B  H

Claim 0:
1. A ceiling suspended shelf where an overhead transport vehicle temporarily places articles while transporting the articles to a target position, the overhead transport vehicle transporting the articles by traveling along a rail while being suspended, the rail being provided on a ceiling of a building, the ceiling suspended shelf being suspended from the ceiling, the ceiling suspended shelf comprising:
an upper shelf including an upper support surface that supports the articles; wherein
a level of the upper support surface is the same or substantially the same as a level of the rail; and
the upper shelf includes a switching mechanism to switch a state of the upper shelf between an open state that allows the articles to pass from below to above the upper shelf and a closed state that allows the upper shelf to support the articles and does not allow the articles to pass from below to above the upper shelf.