- 专利标题： Image forming apparatus determining states of members, image forming method, and image forming system
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申请号： US17894642申请日： 2022-08-24
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公开(公告)号： US11822276B2公开(公告)日： 2023-11-21
- 发明人: Yohei Suzuki , Junya Azami , Seiji Hara , Atsunobu Mori , Masafumi Monde , Tatsuya Hotogi , Hirotaka Shiomichi
- 申请人： CANON KABUSHIKI KAISHA
- 申请人地址： JP Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JP Tokyo
- 代理机构： Venable LLP
- 优先权： JP 19058899 2019.03.26
- 主分类号： G03G15/00
- IPC分类号： G03G15/00
摘要：
An image forming apparatus includes: a plurality of members for forming an image; a transmitting unit configured to transmit a sonic wave; a receiving unit configured to receive a first sonic wave that has been transmitted from the transmitting unit and has passed through a sheet and a second sonic wave that is generated from at least one of the plurality of members; a detection unit configured to detect information regarding a type or state of the sheet based on the first sonic wave; and a determination unit configured to determine a state of a member that has generated the second sonic wave based on the second sonic wave.
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