JPS6374641U - - Google Patents
Info
- Publication number
- JPS6374641U JPS6374641U JP16857386U JP16857386U JPS6374641U JP S6374641 U JPS6374641 U JP S6374641U JP 16857386 U JP16857386 U JP 16857386U JP 16857386 U JP16857386 U JP 16857386U JP S6374641 U JPS6374641 U JP S6374641U
- Authority
- JP
- Japan
- Prior art keywords
- image forming
- photoreceptor
- protective sheet
- forming unit
- processing means
- 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
Links
- 108091008695 photoreceptors Proteins 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Landscapes
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Description
第1図は本実施例の画像形成ユニツトの要部を
示す断面図、第2図は本実施例の感光体から保護
シートを剥離する状態の斜視図、第3図は本実施
例の記録装置をシエルオープンして保護シートを
剥離する状態の斜視図、第4図は他の実施例の画
像形成ユニツトの要部を示す断面図、第5図は本
実施例の画像形成ユニツトを適用した記録装置の
概略構成側面図、第6図は従来の画像形成ユニツ
トの断面図である。
11……記録装置、12……感光体、13……
記録部、14……用紙、15……給紙部、16…
…搬送部、17……帯電器、18……印字ヘツド
、19……現像器、20……転写器、21,42
……クリーニング装置、21a,42a……クリ
ーナケーシング、21b……フアーブラシ、21
c,42c……飛散防止フイルム、21d……回
収ロール、21e……掻取り板、21f……開口
部、22……給紙カセツト、23……給紙コロ、
24……ターンガイド、25……搬送ロール、2
6……待機ロール、27……ガイド板、28……
定着ロール、29……排紙トレイ、30……筐体
、30a,30b……カバー、30c……ヒンジ
部、31,41……画像形成ユニツト、32……
保護シート、32a,32b……端部、33……
把持部、42b……ブレード。
FIG. 1 is a sectional view showing the main parts of the image forming unit of this embodiment, FIG. 2 is a perspective view of the state in which a protective sheet is peeled off from the photoreceptor of this embodiment, and FIG. 3 is a recording apparatus of this embodiment. FIG. 4 is a sectional view showing the main parts of the image forming unit of another embodiment, and FIG. 5 is a record to which the image forming unit of this embodiment is applied. FIG. 6 is a side view schematically showing the structure of the apparatus, and FIG. 6 is a sectional view of a conventional image forming unit. 11...recording device, 12...photoreceptor, 13...
Recording section, 14...Paper, 15...Paper feeding section, 16...
...Conveyance unit, 17...Charger, 18...Print head, 19...Developer, 20...Transfer device, 21, 42
... Cleaning device, 21a, 42a ... Cleaner casing, 21b ... Fur brush, 21
c, 42c...Scatter prevention film, 21d...Recovery roll, 21e...Scraping plate, 21f...Opening, 22...Paper feed cassette, 23...Paper feed roller,
24... Turn guide, 25... Conveyance roll, 2
6...Standby roll, 27...Guide plate, 28...
Fixing roll, 29... Paper discharge tray, 30... Housing, 30a, 30b... Cover, 30c... Hinge portion, 31, 41... Image forming unit, 32...
Protective sheet, 32a, 32b... end, 33...
Gripping portion, 42b...Blade.
Claims (1)
形成処理を行う画像形成処理手段の少なくとも1
つとを一体に構成し、前記感光体表面と前記画像
形成処理手段との間に介装されて感光体表面を保
護し、画像形成開始前に剥離される保護シートを
備え、画像形成装置本体に対して交換可能な画像
形成ユニツトにおいて、 前記保護シートは前記感光体表面に重なり部分
が形成されるよう一周以上に亘り巻回されるとと
もに、前記保護シートの重なり部分を前記画像形
成処理手段で前記感光体表面へ押圧することによ
り保持されることを特徴とする画像形成ユニツト
。 (2) 前記保護シートは該保護シートの端部以外
に把持部が設けられ、該把持部を前記感光体表面
より遠ざかる方向へ引くことにより、前記保護シ
ートの両端部が互いに逆方向に移動して前記感光
体表面から剥離されるように構成したことを特徴
とする実用新案登録請求の範囲第1項記載の画像
形成ユニツト。[Scope of Claim for Utility Model Registration] (1) A photoconductor and at least one of the image forming processing means disposed around the photoconductor for performing image forming processing.
a protective sheet that is interposed between the photoreceptor surface and the image forming processing means to protect the photoreceptor surface and is peeled off before starting image formation; On the other hand, in a replaceable image forming unit, the protective sheet is wound one or more times so as to form an overlapping portion on the surface of the photoreceptor, and the overlapping portion of the protective sheet is wound by the image forming processing means. An image forming unit characterized in that it is held by pressing against the surface of a photoreceptor. (2) The protective sheet is provided with a gripping portion at a portion other than the end of the protective sheet, and by pulling the gripping portion in a direction away from the surface of the photoreceptor, both ends of the protective sheet are moved in opposite directions. 2. The image forming unit according to claim 1, wherein the image forming unit is configured to be peeled off from the surface of the photoreceptor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986168573U JPH0614229Y2 (en) | 1986-10-31 | 1986-10-31 | Image forming unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986168573U JPH0614229Y2 (en) | 1986-10-31 | 1986-10-31 | Image forming unit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6374641U true JPS6374641U (en) | 1988-05-18 |
JPH0614229Y2 JPH0614229Y2 (en) | 1994-04-13 |
Family
ID=31101573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986168573U Expired - Lifetime JPH0614229Y2 (en) | 1986-10-31 | 1986-10-31 | Image forming unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0614229Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013041194A (en) * | 2011-08-19 | 2013-02-28 | Fuji Xerox Co Ltd | Toner image holder unit and image forming apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS552420U (en) * | 1978-06-20 | 1980-01-09 | ||
JPS60114893A (en) * | 1983-11-25 | 1985-06-21 | Canon Inc | Protective mechanism of photosensitive drum |
JPS61223772A (en) * | 1985-03-28 | 1986-10-04 | Mita Ind Co Ltd | Removing method for protection sheet in copying machine |
-
1986
- 1986-10-31 JP JP1986168573U patent/JPH0614229Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS552420U (en) * | 1978-06-20 | 1980-01-09 | ||
JPS60114893A (en) * | 1983-11-25 | 1985-06-21 | Canon Inc | Protective mechanism of photosensitive drum |
JPS61223772A (en) * | 1985-03-28 | 1986-10-04 | Mita Ind Co Ltd | Removing method for protection sheet in copying machine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013041194A (en) * | 2011-08-19 | 2013-02-28 | Fuji Xerox Co Ltd | Toner image holder unit and image forming apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPH0614229Y2 (en) | 1994-04-13 |
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