US Patent 10569958 Holder for conveyance of cylindrical body

A holder for conveyance of a cylindrical body includes a tubular portion having a hollow portion in which a cylindrical body is housed, and a protrusion having a base end connected to an inner wall surface of the tubular portion and a distal end formed as a free end. The protrusion has elasticity and flexibility, and the protrusion is disposed on an inner diameter side of an outer circumferential surface of the cylindrical body at an expected housing position such that a side surface of the distal end of the protrusion is allowed to come into contact with the outer circumferential surface while the protrusion is warped to an outer diameter side of the hollow portion.