JPS61150359U - - Google Patents
Info
- Publication number
- JPS61150359U JPS61150359U JP3224685U JP3224685U JPS61150359U JP S61150359 U JPS61150359 U JP S61150359U JP 3224685 U JP3224685 U JP 3224685U JP 3224685 U JP3224685 U JP 3224685U JP S61150359 U JPS61150359 U JP S61150359U
- Authority
- JP
- Japan
- Prior art keywords
- static charge
- charge removal
- light
- copying machine
- lamp
- 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.)
- Pending
Links
- 230000003068 static effect Effects 0.000 claims description 19
- 239000011521 glass Substances 0.000 claims description 3
- 108091008695 photoreceptors Proteins 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000002834 transmittance Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Dot-Matrix Printers And Others (AREA)
Description
第１図はこの考案の静電荷除去装置の使用状態
の一例を示す概略断面図、第２図はこの考案の静
電荷除去装置の第一実施例を示す断面図、第３図
は第一実施例の平面図、第４図ａ及びｂはそれぞ
れこの考案におけるフイルタ部の平面図及びその
側断面図、第５図及び第６図はそれぞれこの考案
の第二実施例の平面図、第７図はこの考案の第二
実施例の別の形態を示す平面図、第８図及び第９
図はそれぞれ第７図の―断面図及び―断
面図、第１０図はこの考案の静電荷除去装置の別
の取付け態様を示す概略断面図、第１１図ａ，ｂ
はこの考案の静電荷除去装置の光量分布図、第１
２図ａ，ｂは従来の静電荷除去装置の光量分布図
、第１３図は従来の静電荷除去装置によつて生じ
た除電むらによる縞状濃淡部を有するコピー用紙
の平面図である。
符号説明、１……結像光学系、２……感光体、
３……現像器、４……転写用帯電器、５……静電
荷除去装置、６……感光体帯電用帯電器、１２…
…静電荷除去ランプ、１２ａ……ランプ部、１３
……光量調整部材、１８……フイルタ、１９……
ランプ部間、２０……フイラメント、２１……第
１のフイルタ層、２２……第２のフイルタ層、２
３……第３のフイルタ層、２４……スリツト、２
５……狭小部、２６……拡開部、２７……傾斜部
、２８……ケース、２９……ガラス管。
Fig. 1 is a schematic sectional view showing an example of the usage state of the static charge removing device of this invention, Fig. 2 is a sectional view showing a first embodiment of the static charge removing device of this invention, and Fig. 3 is a first embodiment. A plan view of the example, FIGS. 4a and 4b are a plan view and a side sectional view of the filter section in this invention, respectively, FIGS. 5 and 6 are a plan view of the second embodiment of this invention, and FIG. 7 8 and 9 are plan views showing another form of the second embodiment of this invention.
The figures are respectively a sectional view and a sectional view of FIG. 7, FIG. 10 is a schematic sectional view showing another installation mode of the static charge removing device of this invention, and FIGS. 11a and b.
is the light intensity distribution diagram of the static charge removing device of this invention, Part 1
2a and 2b are light intensity distribution diagrams of a conventional static charge removing device, and FIG. 13 is a plan view of copy paper having striped shading areas due to uneven charge removal caused by the conventional static charge removing device. Description of symbols, 1... Imaging optical system, 2... Photoreceptor,
3... Developing device, 4... Charger for transfer, 5... Static charge removing device, 6... Charger for charging photoreceptor, 12...
...Static charge removal lamp, 12a...Lamp part, 13
...Light amount adjustment member, 18...Filter, 19...
Between lamp parts, 20... filament, 21... first filter layer, 22... second filter layer, 2
3...Third filter layer, 24...Slit, 2
5...Narrow part, 26... Expanded part, 27... Inclined part, 28... Case, 29... Glass tube.
Claims (1)
光学系で感光体に露光し、その潜像を現像、転写
及び定着する電子写真複写機において、上記感光
体に対向して一直線状に列設される静電荷除去ラ
ンプと、この静電荷除去ランプの感光体側に配置
されて静電荷除去ランプの光量とこれら静電荷除
去ランプ間の光量とを均一に調整する光量調整部
材とで構成して成る電子写真複写機の静電荷除去
装置。 (2) 光量調整部材が、静電荷除去ランプの光の
各波長を均等に吸収すると共に、光量に応じた透
過率を有するフイルタである実用新案登録請求の
範囲第(1)項記載の電子写真複写機の静電荷除去
装置。 (3) 光量調整部材が、静電荷除去ランプの光量
を調整するスリツトを有する部材である実用新案
登録請求の範囲第(1)項記載の電子写真複写機の
静電荷除去装置。 (4) 静電荷除去ランプの光量を調整するスリツ
トを有する部材が、上記静電荷除去ランプを収容
するガラス管の表面を被着するケースと一体に形
成される実用新案登録請求の範囲第(3)項記載の
電子写真複写機の静電荷除去装置。[Scope of Claim for Utility Model Registration] (1) In an electrophotographic copying machine that exposes a document placed on a platen glass onto a photoconductor using an imaging optical system, and develops, transfers and fixes the latent image, Static charge removal lamps are arranged in a straight line facing the body, and the light intensity of the static charge removal lamps is arranged on the photoreceptor side of the static charge removal lamps, and the light intensity between these static charge removal lamps is adjusted uniformly. A static charge removing device for an electrophotographic copying machine, comprising a light amount adjusting member. (2) The electronic photograph according to claim 1, wherein the light amount adjusting member is a filter that absorbs each wavelength of light from the static charge removal lamp equally and has a transmittance depending on the amount of light. Static charge removal device for copying machines. (3) The static charge removing device for an electrophotographic copying machine according to claim 1, wherein the light amount adjusting member is a member having a slit for adjusting the light amount of the static charge removing lamp. (4) Utility model registration claim No. 3, in which a member having a slit for adjusting the light intensity of the static charge removal lamp is formed integrally with a case that covers the surface of the glass tube housing the static charge removal lamp. ) The electrostatic charge removing device for an electrophotographic copying machine according to item 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224685U JPS61150359U (en) | 1985-03-08 | 1985-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224685U JPS61150359U (en) | 1985-03-08 | 1985-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61150359U true JPS61150359U (en) | 1986-09-17 |
Family
ID=30533587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3224685U Pending JPS61150359U (en) | 1985-03-08 | 1985-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61150359U (en) |
-
1985
- 1985-03-08 JP JP3224685U patent/JPS61150359U/ja active Pending
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