Invention Grant
- Patent Title: Cleaning device and image forming apparatus
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Application No.: US16114398Application Date: 2018-08-28
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Publication No.: US10295950B2Publication Date: 2019-05-21
- Inventor: Tadashi Iwakawa , Masato Yuasa , Keita Shigihara
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Venable LLP
- Priority: JP2016-062836 20160325
- Main IPC: G03G15/00
- IPC: G03G15/00 ; G03G15/16 ; G03G21/00 ; G03G21/10 ; G03G21/12 ; G03G21/16

Abstract:
A cleaning device includes a cleaning member, a container, a feeding screw including a blade for feeding toner inside the container toward an outside of the container, and a loosening member, stretching along a rotation axis direction of the feeding screw, for loosening toner on a container wall surface provided around the feeding screw by being swung about a rotational axis along the rotation axis direction in a direction crossing the rotation axis direction, and the loosening member includes a contact portion for rotating the loosening member in a first direction with rotation of the feeding screw in contact with the blade when the feeding screw is in a predetermined phase range and includes an urging portion for imparting, to the loosening member, a force for rotating the loosening member in a second direction opposite to the first direction.
Public/Granted literature
- US20180364634A1 CLEANING DEVICE AND IMAGE FORMING APPARATUS Public/Granted day:2018-12-20
Information query