JP2010092077A5 - - Google Patents
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- Publication number
- JP2010092077A5 JP2010092077A5 JP2010014496A JP2010014496A JP2010092077A5 JP 2010092077 A5 JP2010092077 A5 JP 2010092077A5 JP 2010014496 A JP2010014496 A JP 2010014496A JP 2010014496 A JP2010014496 A JP 2010014496A JP 2010092077 A5 JP2010092077 A5 JP 2010092077A5
- Authority
- JP
- Japan
- Prior art keywords
- receiving portion
- process cartridge
- frame
- cartridge according
- separation force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 238000000034 method Methods 0.000 claims 18
- 238000000926 separation method Methods 0.000 claims 13
- 230000003321 amplification Effects 0.000 claims 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims 3
Claims (16)
静電潜像が形成される感光ドラムと、
前記静電潜像を現像するべく前記感光ドラムに接触する接触位置と、前記感光ドラムから離れた離間位置と、の間を移動可能な現像ローラと、
前記感光ドラムおよび前記現像ローラを支持するカートリッジフレームと、
前記カートリッジフレームの外側へ突出した突出位置と、この突出位置から前記カートリッジフレームの内側へ向かって移動した待機位置と、の間を移動可能であって、前記現像ローラを前記接触位置から前記離間位置へ移動させるための離間力を前記突出位置で受ける離間力受け部と、
前記離間力受け部を前記待機位置から前記突出位置へ移動させるための突出力を受ける突出力受け部と、
前記突出力による前記突出力受け部の移動量よりも前記離間力受け部の前記待機位置から前記突出位置への移動量が大きくなるように、前記突出力による前記突出力受け部の移動量を増幅させる増幅機構と、
を有することを特徴とするプロセスカートリッジ。 A process cartridge that can be attached to and detached from the electrophotographic image forming apparatus main body,
A photosensitive drum on which an electrostatic latent image is formed;
A developing roller that is movable between a contact position that contacts the photosensitive drum to develop the electrostatic latent image and a separated position that is separated from the photosensitive drum;
A cartridge frame that supports the photosensitive drum and the developing roller;
It is possible to move between a protruding position that protrudes to the outside of the cartridge frame and a standby position that moves from the protruding position toward the inside of the cartridge frame, and the developing roller is moved from the contact position to the separation position. A separation force receiving portion that receives a separation force for moving to the protruding position at the protruding position;
A projecting output receiving unit that receives a projecting output for moving the separation force receiving unit from the standby position to the projecting position;
The amount of movement of the bump output receiving portion by the bump output is set so that the amount of movement of the separation force receiving portion from the standby position to the protruding position is larger than the amount of movement of the bump output receiving portion by the bump output. An amplification mechanism for amplification;
A process cartridge comprising:
前記増幅機構は、
前記離間力受け部が設けられ、前記第一のギア部とギア結合する第一のギア部材と、
前記突出力受け部が設けられ、前記第二のギア部とギア結合する第二のギア部材と、を有することを特徴とする請求項6に記載のプロセスカートリッジ。 The multi-stage gear member has a first gear part and a second gear part,
The amplification mechanism is
A first gear member provided with the separation force receiving portion and gear-coupled to the first gear portion;
The process cartridge according to claim 6, further comprising a second gear member provided with the projecting output receiving portion and gear-coupled to the second gear portion.
前記離間力受け部は、前記カートリッジフレームの上部に設けられ、
前記突出力受け部は、前記離間力受け部よりも前記カートリッジフレームの下方に設けられていることを特徴とする請求項1乃至8のいずれかに記載のプロセスカートリッジ。 The photosensitive drum and the developing roller are provided below the cartridge frame,
The separation force receiving portion is provided on an upper portion of the cartridge frame,
9. The process cartridge according to claim 1, wherein the protruding output receiving portion is provided below the cartridge frame with respect to the separation force receiving portion.
前記離間力受け部は前記現像フレームに設けられていることを特徴とする請求項1乃至10のいずれか1項に記載のプロセスカートリッジ。 The cartridge frame includes a drum frame that supports the photosensitive drum, and a developing frame that supports the developing roller and is movably coupled to the drum frame.
The process cartridge according to claim 1, wherein the separation force receiving portion is provided in the developing frame.
前記離間力受け部は、前記待機位置よりも前記突出位置において、前記現像フレームの前記ドラムフレームに対する回動中心から離れていることを特徴とする1乃至13のいずれか1項に記載のプロセスカートリッジ The developing frame is rotatably provided with respect to the drum frame;
14. The process cartridge according to claim 1, wherein the separation force receiving portion is separated from a rotation center of the developing frame with respect to the drum frame at the protruding position than the standby position.
請求項15に記載のプロセスカートリッジと、
前記プロセスカートリッジを取り外し可能に装着するための装着手段を有する前記装置本体と、
を有することを特徴とする電子写真画像形成装置。 An electrophotographic image forming apparatus for forming an image on a recording medium,
A process cartridge according to claim 15,
The apparatus main body having mounting means for detachably mounting the process cartridge;
An electrophotographic image forming apparatus comprising:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010014496A JP4882009B2 (en) | 2007-06-29 | 2010-01-26 | Process cartridge and electrophotographic image forming apparatus |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007172742 | 2007-06-29 | ||
JP2007172742 | 2007-06-29 | ||
JP2010014496A JP4882009B2 (en) | 2007-06-29 | 2010-01-26 | Process cartridge and electrophotographic image forming apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008162311A Division JP4458377B2 (en) | 2007-06-29 | 2008-06-20 | Process cartridge and electrophotographic image forming apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010092077A JP2010092077A (en) | 2010-04-22 |
JP2010092077A5 true JP2010092077A5 (en) | 2011-08-04 |
JP4882009B2 JP4882009B2 (en) | 2012-02-22 |
Family
ID=40402272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010014496A Active JP4882009B2 (en) | 2007-06-29 | 2010-01-26 | Process cartridge and electrophotographic image forming apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4882009B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6786840B2 (en) | 2016-03-30 | 2020-11-18 | ブラザー工業株式会社 | Process cartridge |
CN110908263A (en) * | 2018-09-18 | 2020-03-24 | 卢敬坤 | Processing box |
EP3845969B1 (en) * | 2019-03-22 | 2023-08-02 | Ninestar Corporation | Processing cartridge and method for mounting processing cartridge |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3958272B2 (en) * | 2003-09-25 | 2007-08-15 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
JP4089639B2 (en) * | 2004-02-27 | 2008-05-28 | ブラザー工業株式会社 | Process cartridge and image forming apparatus |
JP3970279B2 (en) * | 2004-07-30 | 2007-09-05 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
JP3986077B2 (en) * | 2005-03-18 | 2007-10-03 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
JP4280770B2 (en) * | 2006-01-11 | 2009-06-17 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
JP4280772B2 (en) * | 2006-12-28 | 2009-06-17 | キヤノン株式会社 | Process cartridge and electrophotographic image forming apparatus |
-
2010
- 2010-01-26 JP JP2010014496A patent/JP4882009B2/en active Active
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