Patent ID: 8079681

Claim:
A fluid container holder having an attachment position to and from which a fluid container containing a fluid can be attached and detached with movement of the fluid container in a predetermined direction and comprising an operating fluid supply member bringing a holder flow hole into a close contact with a container flow hole of an operating fluid disposed in the fluid container so as to enable the operating fluid to flow when the fluid container is attached to the attachment position, wherein the operating fluid supply member has a cantilever shape of which a free end can be elastically deformed about a fixed end thereof, the holder flow hole is disposed at the free end, an operating fluid flow channel connecting the holder flow hole to an operating fluid source is disposed from the free end to the fixed end, and the free end is elastically deformed about the fixed end when the fluid container moves to apply a pressing force to the free end in a state where the container flow hole is brought into contact with the holder flow hole at the time of attachment to and detachment from the attachment position.