JPS5912131U - Lens aperture device - Google Patents
Lens aperture deviceInfo
- Publication number
- JPS5912131U JPS5912131U JP10797182U JP10797182U JPS5912131U JP S5912131 U JPS5912131 U JP S5912131U JP 10797182 U JP10797182 U JP 10797182U JP 10797182 U JP10797182 U JP 10797182U JP S5912131 U JPS5912131 U JP S5912131U
- Authority
- JP
- Japan
- Prior art keywords
- aperture
- blade drive
- lens
- drive member
- bounce prevention
- 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
Landscapes
- Lens Barrels (AREA)
- Diaphragms For Cameras (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す分解斜図面、第２図は
同上実施例の要部の拡大正面図、第３図は本考案の別の
実施例を示す要部拡大正面図、第４図は本考案のさらに
別の実施例を示す分解斜視図である。
１・・・自動絞りリング、３・・・自動絞りレバー（カ
メラ側）、４・・・絞りリング、５・・・絞り設定操作
リング、６・・・カムリング、１４・・・絞り羽根、１
５・・・バウンド防止部材、１９・・・慣性体、２３・
・・慣性リング、２５・・・バウンド防止部材、２６・
・・不動部分。FIG. 1 is an exploded perspective view showing one embodiment of the present invention, FIG. 2 is an enlarged front view of the main parts of the same embodiment, and FIG. 3 is an enlarged front view of the main parts showing another embodiment of the invention. FIG. 4 is an exploded perspective view showing still another embodiment of the present invention. 1... Automatic aperture ring, 3... Automatic aperture lever (camera side), 4... Aperture ring, 5... Aperture setting operation ring, 6... Cam ring, 14... Aperture blade, 1
5...Bound prevention member, 19...Inertial body, 23.
...Inertia ring, 25...Bound prevention member, 26.
...immovable parts.
Claims (1)
れる絞り設定部材と、カメラ本体がわの絞り込み部材の
移動により上記絞り設定部材による設定値に応じた位置
まで移動して上記絞り設定部材による饅矩値まで絞り羽
根を絞り込む絞り羽根駆動部材と、絞り羽根駆動部材が
絞り設定部材によって移動を規制されたときに移動して
不動部に当り、絞り羽根駆動部材が反動によって逆移動
することを防止するバウンド防止部材とを有してなるレ
ンズの絞り込み装置。 ２ バウンド防止部材は、絞り羽根駆動部材に回動可能
に枢着された実用新案登録請求の範囲第１項記載のレン
ズ絞り込み装置。 ３ バウンド防止部材は、慣性体としての重りを一体に
有する実用新案登録請求の範囲第１項記載のレンズの絞
り込み装置。 ４ バウンド防止部材は、絞り羽根駆動部材と並列的に
設けられた慣性部材によって動かされる実用新案登録請
求の範囲第１項記載のレンズの絞り込み装置。[Scope of Claim for Utility Model Registration] 1. An aperture setting member that is placed at a position according to the set value by an aperture setting operation, and a position corresponding to the set value by the aperture setting member by movement of the aperture member on the side of the camera body. an aperture blade drive member that moves to narrow down the aperture blades to the aperture value set by the aperture setting member; and an aperture blade drive member that moves when the movement of the aperture blade drive member is restricted by the aperture setting member and hits a stationary part; and a bounce prevention member that prevents the lens from moving backwards due to reaction. 2. The lens aperture device according to claim 1, wherein the bounce prevention member is rotatably attached to the aperture blade drive member. 3. The lens narrowing device according to claim 1, wherein the bounce prevention member integrally includes a weight as an inertial body. 4. The lens aperture device according to claim 1, wherein the bounce prevention member is moved by an inertial member provided in parallel with the aperture blade drive member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10797182U JPS5912131U (en) | 1982-07-16 | 1982-07-16 | Lens aperture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10797182U JPS5912131U (en) | 1982-07-16 | 1982-07-16 | Lens aperture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5912131U true JPS5912131U (en) | 1984-01-25 |
Family
ID=30252078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10797182U Pending JPS5912131U (en) | 1982-07-16 | 1982-07-16 | Lens aperture device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5912131U (en) |
-
1982
- 1982-07-16 JP JP10797182U patent/JPS5912131U/en active Pending
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