发明名称 |
Fixing device |
摘要 |
A fixing device includes: first and second rotatable members configured to heat-fix, at a nip therebetween, a toner image formed on a sheet by using a toner containing a parting agent; a heating portion, provided opposed to an outer surface of the first rotatable member, configured to heat the first rotatable member through electromagnetic induction heating; a holding portion configured to hold the heating portion; and a suppressing portion configured to suppress air flow in a space between the first rotatable member and the holding portion. The suppressing portion extends from the holding portion toward the first rotatable member and is provided so that a free end portion thereof is in a position of 0.5 mm or more and 3.5 mm or less from the outer surface of the first rotatable member. |
申请公布号 |
US9383696(B2) |
申请公布日期 |
2016.07.05 |
申请号 |
US201514663728 |
申请日期 |
2015.03.20 |
申请人 |
Canon Kabushiki Kaisha |
发明人 |
Nojima Koji;Aoki Kota |
分类号 |
G03G15/20 |
主分类号 |
G03G15/20 |
代理机构 |
Fitzpatrick, Cella, Harper & Scinto |
代理人 |
Fitzpatrick, Cella, Harper & Scinto |
主权项 |
1. A fixing device comprising:
first and second rotatable members configured to heat-fix, at a nip therebetween, a toner image formed on a sheet by using a toner containing a parting agent; a heating portion, provided opposed to an outer surface of said first rotatable member, configured to heat said first rotatable member through electromagnetic induction heating; a holding portion configured to hold said heating portion; and a suppressing portion configured to suppress air flow in a space between said first rotatable member and said holding portion, wherein said suppressing portion extends from said holding portion toward said first rotatable member and is provided so that a free end portion thereof is in a position of 0.5 mm or more and 3.5 mm or less from the outer surface of said first rotatable member. |
地址 |
Tokyo JP |