Patent ID: 11894244
Assignee: EBARA CORPORATION
Field: Chemical engineering (Chemistry)
Classification: CPC H  B | IPC B  H

Claim 0:
1. A cleaning member mounting mechanism comprising:
a cleaning member holding part, to which a cleaning member assembly having a cleaning member for cleaning a substrate can be mounted;
a member rotation part for rotating the cleaning member assembly held by the cleaning member holding part; and
a moving part which moves the cleaning member holding part along an axial direction when the cleaning member assembly is removed, thereby to bring the cleaning member holding part into a rotation fixed position to restrict a rotation of the cleaning member holding part, wherein
the cleaning member holding part has a peripheral edge protruding part which protrudes peripherally outward, and
the rotation of the cleaning member holding part is restricted by the peripheral edge protruding part coming into surface contact with an inner surface of a housing part.