Patent ID: 11921442
Assignee: FUJIFILM BUSINESS INNOVATION CORP.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 12:
13. A transport device comprising:
a transport path that includes an opening through which a developer flows into the transport path;
an opening and closing portion that is provided to be movable along the transport path and that opens and closes the opening; and, a transport body that is disposed in the transport path, that includes a blade formed in a spiral shape on an outer periphery of a shaft portion, that transports the developer flowing into the transport path through the opening and moves the opening and closing portion to an opening position with the blade by rotating forward, and that idly rotates with respect to the opening and closing portion moved to the opening position in a case of forward rotation,, wherein the transport body includes, as the blade,
a first blade that moves the developer in a transport direction, and
a second blade with an outer diameter decreases toward a side to which the opposite direction extends that moves the opening and closing portion to the opening position in the opposite direction and that is formed to be wound in a direction opposite to a direction in which the first blade is wound.