JP2014232299A5 - - Google Patents

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JP2014232299A5
JP2014232299A5 JP2013225149A JP2013225149A JP2014232299A5 JP 2014232299 A5 JP2014232299 A5 JP 2014232299A5 JP 2013225149 A JP2013225149 A JP 2013225149A JP 2013225149 A JP2013225149 A JP 2013225149A JP 2014232299 A5 JP2014232299 A5 JP 2014232299A5
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Japan
Prior art keywords
seal member
image forming
forming apparatus
elastic seal
discharge port
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JP2013225149A
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Japanese (ja)
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JP6198133B2 (en
JP2014232299A (en
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Priority claimed from JP2013225149A external-priority patent/JP6198133B2/en
Publication of JP2014232299A publication Critical patent/JP2014232299A/en
Publication of JP2014232299A5 publication Critical patent/JP2014232299A5/ja
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Claims (13)

装置本体に対して着脱自在に設けられた着脱ユニットと、
現像剤を収納した現像剤収納容器内の現像剤を、排出口から該排出口と対向するように設けられた前記着脱ユニットの補給口へ補給する現像剤補給ユニットと、
前記補給口と前記排出口とを連通する連通穴を有し、前記着脱ユニットの前記補給口が設けられた面および前記現像剤補給ユニットの前記排出口が設けられた面のいずれかに固定され、前記補給口が設けられた面と前記排出口が設けられた面と間で圧縮変形せしめられて前記補給口と前記排出口との間をシールする弾性シール部材とを備えた画像形成装置において、
前記弾性シール部材が固定されていない方のユニットの前記弾性シール部材が密着する面における、前記弾性シール部材の相対的移動方向上流側端部である前記弾性シール部材を押し潰す押し潰し端部から前記弾性シール部材相対的移動方向上流側に離れるに従って、前記弾性シール部材が固定された面から離間するように傾斜し、かつ、弾性変形可能な前記弾性シール部材の前記押し潰し端部へのガイド手段を設けたことを特徴とする画像形成装置。 A detachable unit that is detachably attached to the apparatus body;
A developer replenishment unit for replenishing developer in a developer storage container containing developer to a replenishment port of the detachable unit provided to face the discharge port from a discharge port;
It has a communication hole for communicating the replenishing port and the discharge port, and is fixed to either the surface of the detachable unit provided with the replenishment port or the surface of the developer replenishment unit provided with the discharge port. An image forming apparatus comprising: an elastic seal member that is compressed and deformed between a surface provided with the supply port and a surface provided with the discharge port, and seals between the supply port and the discharge port. ,
From the crushing end portion that crushes the elastic seal member, which is the upstream end portion in the relative movement direction of the elastic seal member, on the surface to which the elastic seal member is in close contact with the unit to which the elastic seal member is not fixed. A guide to the crushing end portion of the elastic seal member that is inclined and is elastically deformable as the elastic seal member moves away from the surface to which the elastic seal member is fixed as it moves away from the upstream side in the relative movement direction of the elastic seal member. An image forming apparatus comprising a means. 請求項１に記載の画像形成装置において、
前記弾性シール部材の連通穴の、前記弾性シール部材の前記押し潰し端部に対する相対的移動方向上流側の開口幅が、前記相対的移動方向上流に行くに連れて狭まるように構成したことを特徴とする画像形成装置。 The image forming apparatus according to claim 1.
The opening width of the communication hole of the elastic seal member on the upstream side in the relative movement direction with respect to the crushed end portion of the elastic seal member is configured to narrow as it goes upstream in the relative movement direction. An image forming apparatus. 請求項１に記載の画像形成装置において、
前記弾性シール部材の前記連通穴の、前記弾性シール部材の前記押し潰し端部に対する相対的移動方向上流側の縁部は、前記相対的移動方向に対し直交する方向に延びており、前記上流側の縁部の両端を、Ｒを有する形状にしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1.
An edge of the communication hole of the elastic seal member on the upstream side in the relative movement direction with respect to the crushed end of the elastic seal member extends in a direction perpendicular to the relative movement direction, and the upstream side An image forming apparatus characterized in that both ends of the edge portion have a shape having R. 請求項１乃至３いずれかに記載の画像形成装置において、
前記ガイド手段として、シート部材を用いたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus using a sheet member as the guide means. 請求項４に記載の画像形成装置において、
前記シート部材を、一部が前記押し潰し端部から突出するように固定し、押し潰し端部から突出した部分を、前記弾性シール部材が固定された面から離間する方向に屈撓させたことを特徴とする画像形成装置。 The image forming apparatus according to claim 4.
The sheet member is fixed so that a part protrudes from the crushing end, and a portion protruding from the crushing end is bent in a direction away from the surface to which the elastic seal member is fixed. An image forming apparatus. 請求項１乃至５いずれかに記載の画像形成装置において、
前記ガイド手段の前記弾性シール部材の圧縮変形方向における長さを、前記押し潰し端部による前記弾性シール部材の押し潰し量よりも長くしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
2. An image forming apparatus according to claim 1, wherein the length of said guide means in the compression deformation direction of said elastic seal member is longer than the amount of crushing of said elastic seal member by said crushing end. 請求項１乃至６いずれかに記載の画像形成装置において、
前記ガイド手段の幅を、前記弾性シール部材の前記連通穴の幅よりも長くしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus according to claim 1, wherein the width of the guide means is longer than the width of the communication hole of the elastic seal member. 請求項１乃至７いずれかに記載の画像形成装置において、
前記弾性シール部材を、空気を透過する空気透過性部材で構成したことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus, wherein the elastic seal member is formed of an air permeable member that transmits air. 請求項８に記載の画像形成装置において、
前記弾性シール部材の空気透過方向の長さを、前記弾性シール部材の厚み以上にしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 8.
The length of the elastic seal member in the air permeation direction is equal to or greater than the thickness of the elastic seal member. 請求項１乃至９いずれかに記載の画像形成装置において、
前記排出口を、前記連通穴および／または前記補給口よりも狭くしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus, wherein the discharge port is narrower than the communication hole and / or the supply port. 請求項１乃至１０いずれかに記載の画像形成装置において、
前記弾性シール部材を前記弾性シール部材が固定されていない方のユニットに対して相対的に移動させて前記補給口と前記排出口とを連通させるとき、前記弾性シール部材が密着する面による前記弾性シール部材の潰れ量が、徐々に大きくなるよう構成したことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
When the elastic seal member is moved relative to the unit to which the elastic seal member is not fixed and the supply port and the discharge port are communicated with each other, the elasticity by the surface to which the elastic seal member is in close contact An image forming apparatus, wherein the amount of crushing of the seal member is gradually increased. 請求項１乃至１０いずれかに記載の画像形成装置において、
前記弾性シール部材が密着する面を、前記弾性シール部材の相対的移動方向と平行にしたことを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus characterized in that a surface to which the elastic seal member is in close contact is made parallel to a relative movement direction of the elastic seal member. 請求項１乃至１２いずれかに記載の画像形成装置において、
前記着脱ユニットが、潜像担持体上の潜像を現像する現像装置であることを特徴とする画像形成装置。 The image forming apparatus according to claim 1,
An image forming apparatus, wherein the detachable unit is a developing device for developing a latent image on a latent image carrier.
JP2013225149A 2013-04-30 2013-10-30 Image forming apparatus Active JP6198133B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013225149A JP6198133B2 (en) 2013-04-30 2013-10-30 Image forming apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013095300 2013-04-30
JP2013095300 2013-04-30
JP2013225149A JP6198133B2 (en) 2013-04-30 2013-10-30 Image forming apparatus

Publications (3)

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JP2014232299A JP2014232299A (en) 2014-12-11
JP2014232299A5 true JP2014232299A5 (en) 2017-01-12
JP6198133B2 JP6198133B2 (en) 2017-09-20

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016093394A (en) * 2014-11-17 2016-05-26 サミー株式会社 Game machine
JP6569937B2 (en) * 2015-06-24 2019-09-04 株式会社リコー Developing device, image forming apparatus, and process cartridge
US9459557B1 (en) * 2015-07-24 2016-10-04 Kabushiki Kaisha Toshiba Image forming apparatus
JP7043919B2 (en) * 2018-03-26 2022-03-30 コニカミノルタ株式会社 Image forming device

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* Cited by examiner, † Cited by third party
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JP3919467B2 (en) * 2001-05-18 2007-05-23 株式会社リコー Seal material, developer supply device, and image forming apparatus
JP2005092051A (en) * 2003-09-19 2005-04-07 Sharp Corp Toner leakage prevention seal member for toner cartridge and its sticking method
JP5577756B2 (en) * 2010-03-04 2014-08-27 株式会社リコー Image forming apparatus

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