JPH0236838U - - Google Patents
Info
- Publication number
- JPH0236838U JPH0236838U JP11665488U JP11665488U JPH0236838U JP H0236838 U JPH0236838 U JP H0236838U JP 11665488 U JP11665488 U JP 11665488U JP 11665488 U JP11665488 U JP 11665488U JP H0236838 U JPH0236838 U JP H0236838U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- shaft
- developer
- floating
- drive source
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 235000019589 hardness Nutrition 0.000 claims 3
Landscapes
- Dry Development In Electrophotography (AREA)
- Rolls And Other Rotary Bodies (AREA)
Description
第１図および第２図は本考案の一実施例におけ
るオルダム継手部分を表わした分解斜視図、第３
図ａ，ｂはオルダム継手部分の配置関係を表わし
た模式的側面図、第４図は本考案を適用してなる
現像装置の一例を表わした縦断面説明図、第５図
、第６図および第７図は本考案の他の実施例にお
けるオルダム継手部分を表わした分解斜視図であ
る。
１３，２３，３３，４３……被駆動軸、１５ａ
，２５ａ，３５ａ，４５ａ……駆動軸、１８ａ，
２８ａ，３８ａ，４８ａ……オルダム継手。
Figures 1 and 2 are exploded perspective views showing the Oldham joint in one embodiment of the present invention;
Figures a and b are schematic side views showing the arrangement of Oldham's joint parts, Figure 4 is a vertical cross-sectional view showing an example of a developing device to which the present invention is applied, Figures 5, 6, and FIG. 7 is an exploded perspective view showing an Oldham joint portion in another embodiment of the present invention. 13, 23, 33, 43... Driven shaft, 15a
, 25a, 35a, 45a...drive shaft, 18a,
28a, 38a, 48a... Oldham joint.
補正 昭６３．１２．２９
考案の名称を次のように補正する。
考案の名称 現像装置
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment December 29, 1983 The name of the invention is amended as follows. Title of the invention: Developing device The scope of the claims for utility model registration and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
１ 装置本体内に設けられた回転駆動源と、装置
本体の所定位置に軸支された固定側回転体と、こ
の固定側回転体に対して軸直角方向に近接・離間
するように往復移動自在に設けられた浮動側回転
体と、前記回転駆動源側の出力軸と浮動側回転体
の被駆動軸との位置ずれを吸収するように上記両
軸の軸端部にそれぞれ係合して回転力を伝達させ
るオルダム継手とを備えてなり、
上記オルダム継手は、回転駆動源側の出力軸に
連結されている駆動デイスクと、浮動側回転体の
被駆動軸に連結されている従動デイスクと、上記
駆動デイスクおよび従動デイスクの両者に係合さ
れるセンターデイスクとからなるとともに、
上記駆動デイスクとセンターデイスクとの係合
部および従動デイスクとセンターデイスクとの係
合部にはそれぞれ軸直角方向に延びるようにして
滑り面が形成され、かつこれらの各滑り面は相互
に係合し合う滑り面どうしの間で硬度が互いに異
なるように形成され、
高硬度の滑り面を備えるデイスクの直径Ｄ１お
よび低硬度の滑り面を備えるデイスクの直径Ｄ２
が、上記回転駆動源側の出力軸に対する浮動側回
転体の被駆動軸の軸ずれ量ｄに対して、
Ｄ１＞Ｄ２＋２ｄ
となる関係を構成するように設定されていること
を特徴とする現像装置。
２ 固定側回転体は静電潜像が形成される静電潜
像担持体から構成されているとともに、浮動側回
転体は現像剤が付着されている現像剤担持体から
構成されていることを特徴とする実用新案登録請
求の範囲第１項記載の現像装置。
３ 固定側回転体は現像剤が付着される現像剤担
持体から構成されているとともに、浮動側回転体
は上記現像剤担持体上の現像剤を薄層化するよう
に設けられた現像剤規制部材から構成されている
ことを特徴とする実用新案登録請求の範囲第１項
記載の現像装置。[Claims for Utility Model Registration] 1. A rotary drive source provided within the device main body, a fixed rotating body pivotally supported at a predetermined position of the device main body, and adjacent to the fixed rotating body in the direction perpendicular to the axis.・The floating rotary body is provided so as to be able to reciprocate and move apart, and the shaft ends of the two shafts are arranged so as to absorb the positional deviation between the output shaft on the rotational drive source side and the driven shaft of the floating rotary body. The Oldham joint is equipped with a drive disk connected to the output shaft of the rotational drive source and a driven shaft of the floating rotating body. It consists of a connected driven disk, and a center disk that is engaged with both the drive disk and the driven disk, and an engagement portion between the drive disk and the center disk and an engagement portion between the driven disk and the center disk. A sliding surface is formed so as to extend in the direction perpendicular to the axis, and each of these sliding surfaces is formed so that the hardness of the sliding surfaces that engage with each other is different from each other. diameter D 1 of the disc with a sliding surface of low hardness D 2
is set so as to form a relationship such that D 1 >D 2 +2d with respect to the axis deviation amount d of the driven shaft of the floating rotating body with respect to the output shaft of the rotational drive source side . developing device. 2. The fixed rotating body is composed of an electrostatic latent image carrier on which an electrostatic latent image is formed, and the floating rotating body is composed of a developer carrier to which developer is attached. A developing device according to claim 1, characterized in that it is a utility model. 3. The fixed rotating body is composed of a developer carrier to which the developer is attached, and the floating rotating body is composed of a developer regulating member that is provided to thin the developer on the developer carrier. The developing device according to claim 1, characterized in that it is composed of members.
【図面の簡単な説明】
第１図および第２図は本考案の一実施例におけ
るオルダム継手部分を表わした分解斜視図、第３
図ａ，ｂはオルダム継手部分の配置関係を表わし
た模式的側面図、第４図は本考案を適用してなる
現像装置の一例を表わした縦断面説明図、第５図
、第６図および第７図は本考案の他の実施例にお
けるオルダム継手部分を表わした分解斜視図であ
る。
１３ａ，３３，４３……従動デイスク、１５ｂ
，３５ａ，４５ａ……駆動デイスク、１８，２８
，３８，４８……センターデイスク。[Brief Description of the Drawings] Figures 1 and 2 are exploded perspective views showing the Oldham joint portion in one embodiment of the present invention;
Figures a and b are schematic side views showing the arrangement of Oldham's joint parts, Figure 4 is a longitudinal cross-sectional view showing an example of a developing device to which the present invention is applied, Figures 5, 6, and FIG. 7 is an exploded perspective view showing an Oldham joint portion in another embodiment of the present invention. 13a, 33, 43...driven disk, 15b
, 35a, 45a... Drive disk, 18, 28
, 38, 48...center disk.
Claims (1)
本体の所定位置に軸支された固定側回転体と、こ
の固定側回転体に対して軸直角方向に近接・離間
するように往復移動自在に設けられた浮動側回転
体と、前記回転駆動源の出力軸と浮動側回転体の
被駆動軸との位置ずれを吸収するように上記両軸
の軸端部にそれぞれ係合して回転力を伝達させる
センターデイスクを有してなるオルダム断手とを
備えてなり、上記回転駆動源の出力軸とオルダム
継手のセンターデイスクとの各係合軸部およびオ
ルダム継手のセンターデイスクと浮動側回転体の
被駆動軸との各係合軸部にはそれぞれ軸直角方向
に延びるようにして滑り面が形成され、かつこれ
らの各滑り面は相互に係合し合う滑り面どうしの
間で硬度が互いに異なるように形成されていると
ともに、高硬度の滑り面を備える係合軸部の軸直
径Ｄ１および低硬度の滑り面を備える係合軸部の
軸直径Ｄ２が、上記回転駆動源の出力軸に対する
浮動側回転体の被駆動軸の軸ずれ量ｄに対して、 Ｄ１＞Ｄ２＋２ｄ となる関係を構成するように前記各係合軸部の軸
径が設定されていることを特徴とする現像装置。 ２ 固定側回転体は静電潜像が形成される静電潜
像担持体から構成されているとともに、浮動側回
転体は現像剤が付着されている現像剤担持体から
構成されていることを特徴とする実用新案登録請
求の範囲第１項記載の現像装置。 ３ 固定側回転体は現像剤が付着される現像剤担
持体から構成されているとともに、浮動側回転体
は上記現像剤担持体上の現像剤を薄層化するよう
に設けられた現像剤規制部材から構成されている
ことを特徴とする実用新案登録請求の範囲第１項
記載の現像装置。[Claims for Utility Model Registration] 1. A rotary drive source provided within the device main body, a fixed rotating body pivotally supported at a predetermined position of the device main body, and adjacent to the fixed rotating body in the direction perpendicular to the axis. - A floating rotary body is provided so as to be able to reciprocate and move apart, and the shaft ends of the two shafts are arranged so as to absorb the positional deviation between the output shaft of the rotary drive source and the driven shaft of the floating rotary body. an Oldham disconnection having a center disk that engages with each other to transmit rotational force, and each engaging shaft portion between the output shaft of the rotary drive source and the center disk of the Oldham joint and the Oldham joint. Sliding surfaces are formed on each of the engaging shaft portions of the center disk and the driven shaft of the floating rotating body so as to extend in a direction perpendicular to the axis, and these sliding surfaces are formed into sliding surfaces that engage with each other. The surfaces are formed to have different hardnesses, and have a shaft diameter D1 of the engaging shaft portion having a sliding surface of high hardness, and a shaft diameter D2 of the engaging shaft portion having a sliding surface of low hardness . However, the shaft diameter of each of the engaging shaft portions is adjusted so as to form a relationship such that D 1 >D 2 +2d with respect to the axial deviation amount d of the driven shaft of the floating rotating body with respect to the output shaft of the rotational drive source. A developing device characterized in that: 2. The fixed rotating body is composed of an electrostatic latent image carrier on which an electrostatic latent image is formed, and the floating rotating body is composed of a developer carrier to which developer is attached. A developing device according to claim 1, characterized in that it is a utility model. 3. The fixed side rotating body is composed of a developer carrier to which the developer is attached, and the floating side rotating body is a developer regulating body provided to thin the developer on the developer carrying body. The developing device according to claim 1, characterized in that it is composed of members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11665488U JPH0755561Y2 (en) | 1988-09-05 | 1988-09-05 | Development device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11665488U JPH0755561Y2 (en) | 1988-09-05 | 1988-09-05 | Development device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0236838U true JPH0236838U (en) | 1990-03-09 |
| JPH0755561Y2 JPH0755561Y2 (en) | 1995-12-20 |
Family
ID=31359384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11665488U Expired - Lifetime JPH0755561Y2 (en) | 1988-09-05 | 1988-09-05 | Development device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755561Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0426864A (en) * | 1990-05-22 | 1992-01-30 | Canon Inc | Image forming device |
| JP2016156937A (en) * | 2015-02-24 | 2016-09-01 | キヤノン株式会社 | Unit, process cartridge, and image forming apparatus |
-
1988
- 1988-09-05 JP JP11665488U patent/JPH0755561Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0426864A (en) * | 1990-05-22 | 1992-01-30 | Canon Inc | Image forming device |
| JP2016156937A (en) * | 2015-02-24 | 2016-09-01 | キヤノン株式会社 | Unit, process cartridge, and image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0755561Y2 (en) | 1995-12-20 |
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