发明名称 |
IMAGE FORMING APPARATUS AND CARTRIDGE |
摘要 |
An image forming apparatus to which a cartridge including first and second cartridge contacts is detachably mountable, includes: a guiding member for guiding the cartridge to a positioning portion provided in a main assembly of the image forming apparatus; a first main assembly contact contactable to the first cartridge contact when the cartridge is positioned partway toward the positioning portion and is positioned in the positioning portion; a second main assembly contact contactable to the second cartridge contact when the cartridge is positioned partway toward the positioning portion; a third main assembly contact contactable to the second cartridge contact only when the cartridge is positioned in the positioning portion; and a control portion for detecting presence or absence of the cartridge in the main assembly and a mounted state of the cartridge by being electrically connected with the first, second and third main assembly contacts. |
申请公布号 |
US2014153936(A1) |
申请公布日期 |
2014.06.05 |
申请号 |
US201314085904 |
申请日期 |
2013.11.21 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
Shibuya Ryota;Kawanishi Minoru |
分类号 |
G03G15/00 |
主分类号 |
G03G15/00 |
代理机构 |
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代理人 |
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主权项 |
1. An image forming apparatus to which a cartridge including a first cartridge contact and a second cartridge contact is detachably mountable, comprising:
a guiding member for guiding the cartridge to a positioning portion provided in a main assembly of said image forming apparatus; a first main assembly contact contactable to the first cartridge contact when the cartridge is positioned partway toward the positioning portion and is positioned in the positioning portion; a second main assembly contact contactable to the second cartridge contact when the cartridge is positioned partway toward the positioning portion; a third main assembly contact contactable to the second cartridge contact only when the cartridge is positioned in the positioning portion; and detecting means for detecting presence or absence of the cartridge in the main assembly and a mounted state of the cartridge by being electrically connected with said first, second and third main assembly contacts.
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地址 |
Tokyo JP |