Patent ID: 11897721
Assignee: CANON KABUSHIKI KAISHA
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 11:
12. A printing apparatus comprising:
a printing unit, including a discharge port through which in is discharged, and configured to perform printing on a sheet;
a first conveyance unit, including a rotating body, and configured to convey the sheet to the printing unit while nipping the sheet;
a second conveyance unit, including a rotating body, provided on a downstream side of the first conveyance unit in a conveyance direction of the sheet, and configured to convey the sheet while nipping the sheet;
a third conveyance unit, including a rotating body, provided on a downstream side of the second conveyance unit in the conveyance direction, and configured to convey the sheet while nipping the sheet;
a switching unit, including an operation member, and configured to switch between a nip state of the second conveyance unit and a released state in which the nip state is released by moving the operation member;
a support member arranged between the printing unit and the second conveyance unit, and configured to support the sheet at a support position; and
a moving unit, including an actuator as a driving source, and configured to move the support member between the support position and a retreat position retreated from the support position,
wherein when the sheet is conveyed by the third conveyance unit, the switching unit selectively switches between the nip state and the released state in accordance with a length of the sheet.