US Patent No. 9,188,951


Patent No. 9,188,951
Issue Date November 17, 2015
Title Fixing Apparatus
Inventorship Koji Nojima, Abiko (JP)
Assignee Canon Kabushiki Kaisha, Tokyo (JP)

Claim of US Patent No. 9,188,951

1. A fixing apparatus comprising:
first and second rotatable members configured to heat-fix, at a nip therebetween, a toner image of toner containing a parting
agent formed on a sheet;

a casing, configured to accommodate said first and second rotatable members, including a sheet introducing opening and a sheet
discharging opening; and

a sheet-like member provided on said casing and configured to suppress diffusion, toward the sheet discharging opening, of
particles having a predetermined diameter resulting from the parting agent in a sheet-introducing-opening side of the apparatus,

wherein said sheet-like member is in contact with said first rotatable member in the sheet-introducing-opening side of the
apparatus so as to block the diffusion between said casing and said first rotatable member.