JPS6449824U - - Google Patents
Info
- Publication number
- JPS6449824U JPS6449824U JP14255887U JP14255887U JPS6449824U JP S6449824 U JPS6449824 U JP S6449824U JP 14255887 U JP14255887 U JP 14255887U JP 14255887 U JP14255887 U JP 14255887U JP S6449824 U JPS6449824 U JP S6449824U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm device
- rotation
- transmission member
- regulating
- aperture
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Diaphragms For Cameras (AREA)
Description
第１図は、本考案の第１実施例を示すレンズ鏡
筒の分解斜視図、第２図は、上記第１図のレンズ
鏡筒中の絞り停止機構の要部背面図、第３，４図
は、上記第２図の絞り停止機構の作動図および分
解斜視図、第５図は、絞り停止機構の停止用突部
の他の例を示す背面図、第６，７図は、本考案の
第２実施例を示すレンズ鏡筒における絞り停止機
構の正面図および分解斜視図、第８図は、本考案
の第３実施例を示すレンズ鏡筒の分解斜視図、第
９図は、従来のレンズ鏡筒を示す分解斜視図であ
る。
ＤＦ……絞り装置、１……絞りケース、７……
伝達ギアー（伝達部材）、１２，２２，３４……
回動停止用ピン（規制手段）、１３，３３……ス
トツパギアー（規制手段）、１４……レンズ枠、
１５，３５……規制用停止部材（規制手段）、２
１……回転リング（規制手段）、３０……駆動源
。
Fig. 1 is an exploded perspective view of a lens barrel showing a first embodiment of the present invention, Fig. 2 is a rear view of essential parts of the aperture stop mechanism in the lens barrel shown in Fig. 1, and Figs. 3 and 4. 2 is an operating diagram and an exploded perspective view of the aperture stop mechanism shown in FIG. 2, FIG. 5 is a rear view showing another example of the stopping protrusion of the aperture stop mechanism, and FIGS. A front view and an exploded perspective view of the aperture stop mechanism in the lens barrel showing the second embodiment, FIG. 8 is an exploded perspective view of the lens barrel showing the third embodiment of the present invention, and FIG. 9 is a conventional FIG. 3 is an exploded perspective view showing a lens barrel. DF...Aperture device, 1...Aperture case, 7...
Transmission gear (transmission member), 12, 22, 34...
Rotation stop pin (regulating means), 13, 33... Stopper gear (regulating means), 14... Lens frame,
15, 35...Regulating stop member (regulating means), 2
1... Rotating ring (regulating means), 30... Drive source.
Claims (1)
ンズ枠と共に移動する絞り装置と、 不動部材に回転自在に保持されていて、駆動源
からの駆動力によつて回転し、この回転を上記絞
り装置に伝達して該絞り装置を動作させる伝達部
材と、 この伝達部材の回転を規制することにより、上
記絞り装置の作動範囲を規制する規制手段と、 を具備したことを特徴とするレンズ鏡筒。[Scope of Claim for Utility Model Registration] An aperture device that moves together with a lens frame that advances and retreats in the optical axis direction due to zooming operations, etc.; an aperture device that is rotatably held by a stationary member and rotates by a driving force from a driving source; A transmission member that transmits this rotation to the diaphragm device to operate the diaphragm device, and a regulating means that regulates the operating range of the diaphragm device by regulating the rotation of the transmission member. lens barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14255887U JPS6449824U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14255887U JPS6449824U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6449824U true JPS6449824U (en) | 1989-03-28 |
Family
ID=31408619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14255887U Pending JPS6449824U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6449824U (en) |
-
1987
- 1987-09-18 JP JP14255887U patent/JPS6449824U/ja active Pending
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