Title:
DEVELOPMENT CARTRIDGE HAVING SEALING MEMBER
Document Type and Number:
WIPO Patent Application WO/2018/135846
Kind Code:
A3
Abstract:
Disclosed is a development cartridge detachable from a main body of an image forming apparatus. The development cartridge includes a lateral waste toner sealing member contacting an end portion of a photosensitive drum in a lengthwise direction of the photosensitive drum to prevent a waste toner from leaking through the end portion of the photosensitive drum, and a photosensitive frame including a waste toner container to contain the waste toner, a first attachment surface, to which the lateral waste toner sealing member is attached, and a side wall to form a boundary at an upstream side of the first attachment surface with respect to a rotation direction of the photosensitive drum. The lateral waste toner sealing member includes an opposite surface facing the side wall, and a protrusion protruding towards the side wall is provided on the opposite surface.
Inventors:
KIM JONG IN (KR)
Application Number:
PCT/KR2018/000773
Publication Date:
September 20, 2018
Filing Date:
January 17, 2018
Export Citation:
Assignee:
HP PRINTING KOREA CO LTD (KR)
International Classes:
G03G15/08
Domestic Patent References:
| WO2013142799A1 | 2013-09-26 |
Foreign References:
| US9280135B2 | 2016-03-08 | |||
| JP2014056176A | 2014-03-27 | |||
| JP2013134355A | 2013-07-08 | |||
| US20130084098A1 | 2013-04-04 | |||
| JP2003228235A | 2003-08-15 | |||
| JP2015125380A | 2015-07-06 | |||
| JPH096212A | 1997-01-10 |
Other References:
See also references of EP 3475762A4
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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