Invention Grant
- Patent Title: Fixing device and image forming apparatus capable of effectively suppressing thermal energy released externally from device due to thermal convection and hot air flow
- Patent Title (中): 能够有效地抑制由于热对流和热风流动而从设备外部释放的热能的固定装置和成像装置
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Application No.: US13034286Application Date: 2011-02-24
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Publication No.: US09046831B2Publication Date: 2015-06-02
- Inventor: Takayuki Ito , Hiroshi Mizuno , Kuniya Matsuura , Masayuki Satou , Takashi Fujiwara
- Applicant: Takayuki Ito , Hiroshi Mizuno , Kuniya Matsuura , Masayuki Satou , Takashi Fujiwara
- Applicant Address: JP Chiyoda-Ku, Tokyo
- Assignee: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
- Current Assignee: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
- Current Assignee Address: JP Chiyoda-Ku, Tokyo
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: JP2010-048759 20100305; JP2010-064152 20100319; JP2010-064153 20100319
- Main IPC: G03G15/20
- IPC: G03G15/20 ; G03G15/00 ; G03G21/20
Abstract:
A fixing device for fixing a toner image onto a recording paper includes a heating member for heating the recording paper, a pressing member for pressing the heating member by pressure-applying contact, a casing accommodating the heating member and the pressing member, and being provided with an exit port for discharging the recording paper, and a closing unit added to the exit port for keeping a temperature of the casing. The closing unit has a rotation member, and an opposed member forming a nip region together with the rotation member.
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