JPS58157310U - Aperture blade bounce prevention device - Google Patents
Aperture blade bounce prevention deviceInfo
- Publication number
- JPS58157310U JPS58157310U JP5536282U JP5536282U JPS58157310U JP S58157310 U JPS58157310 U JP S58157310U JP 5536282 U JP5536282 U JP 5536282U JP 5536282 U JP5536282 U JP 5536282U JP S58157310 U JPS58157310 U JP S58157310U
- Authority
- JP
- Japan
- Prior art keywords
- aperture blade
- aperture
- prevention device
- bounce prevention
- drive member
- 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
- 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、従来の撮影レンズの絞り羽根機構の一例を示
す要部斜視図、第２図は、上記第１図の絞り羽根機構の
絞り込み状態を示す線図、第３図は、本考案の一実施例
を示す絞り羽根のバウンド防止装置の分解斜視図、第４
図は、上記第３図のバウンド防止装置におけるダンパー
装置の拡大断面図、第５図は、本考案の他の実施例の絞
り羽根のバウンド防止装置におけるダンパー装置の断面
図である。
３・・・・・・絞り羽根、５・・・・・・絞り羽根駆動
部材、１１・・・・・・バウンド防止装置、１２・・・
・・・連結用ピン、１３・・・・・・ダンパー、１４・
・・・・・ピストン、１５・・・・・・シリンダー、１
６・・・・・・ピン受部材。FIG. 1 is a perspective view of essential parts showing an example of the aperture blade mechanism of a conventional photographic lens, FIG. 2 is a line diagram showing the aperture blade mechanism shown in FIG. 4th exploded perspective view of an aperture blade bounce prevention device showing an embodiment of the invention.
This figure is an enlarged sectional view of the damper device in the bounce prevention device of FIG. 3, and FIG. 5 is a sectional view of the damper device in the bounce prevention device for aperture blades according to another embodiment of the present invention. 3...Aperture blade, 5...Aperture blade drive member, 11...Bound prevention device, 12...
... Connecting pin, 13... Damper, 14.
... Piston, 15 ... Cylinder, 1
6...Pin receiving member.
Claims (1)
調節する絞り羽根の絞り込み駆動を行なう絞り羽根駆動
部材と、 この絞り羽根駆動部材に固定された連結用ピンと、 上記絞り羽根駆動部材が所定角回動したとき、上記連結
用ピンが当接し、同ピンによって移動されるピン受部材
と、 このピン受部材が固着されたピストンと同ピストンを移
動自在に内蔵するシリンダーとよりなるバウンド防止用
ダンパーと、 。 からなることを特徴とする絞り羽根のバウンド防止装置
。[Scope of Claim for Utility Model Registration] An aperture blade drive member that rotates around the optical axis of a photographic lens to drive the aperture blades that adjust the aperture of the photographic lens, and a connecting pin fixed to the aperture blade drive member. When the aperture blade drive member rotates by a predetermined angle, the connecting pin contacts and moves a pin receiving member, and a piston to which the pin receiving member is fixed is movably incorporated. A bounce prevention damper consisting of a cylinder and a damper for preventing bounce. An aperture blade bounce prevention device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5536282U JPS58157310U (en) | 1982-04-16 | 1982-04-16 | Aperture blade bounce prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5536282U JPS58157310U (en) | 1982-04-16 | 1982-04-16 | Aperture blade bounce prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58157310U true JPS58157310U (en) | 1983-10-20 |
Family
ID=30065946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5536282U Pending JPS58157310U (en) | 1982-04-16 | 1982-04-16 | Aperture blade bounce prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58157310U (en) |
-
1982
- 1982-04-16 JP JP5536282U patent/JPS58157310U/en active Pending
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