JPH0235670U - - Google Patents
Info
- Publication number
- JPH0235670U JPH0235670U JP11469288U JP11469288U JPH0235670U JP H0235670 U JPH0235670 U JP H0235670U JP 11469288 U JP11469288 U JP 11469288U JP 11469288 U JP11469288 U JP 11469288U JP H0235670 U JPH0235670 U JP H0235670U
- Authority
- JP
- Japan
- Prior art keywords
- drive lever
- lens holding
- stopper portion
- axis
- lens
- 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
- 238000001179 sorption measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Description
第１図は、この考案に係る動力式レンズクラン
プ装置の一実施例を示す断面図である。第２図は
、第１図に示した駆動レバーとナツトとの関係を
示す説明図である。第３図は、第１図に示した駆
動レバー及びレンズ保持軸の作動説明図である。
第４図は、第１図〜第３図に示したナツトの説明
図である。第５図は、第１図〜第３図に示した動
力式レンズクランプ装置を備える玉摺機の斜視図
である。
１０……第１のレンズ保持軸、１３……第２の
レンズ保持軸、１８……モータ（駆動手段）、１
９……駆動レバー、３０……レバー挿通孔、３０
ａ……第１のストツパ部、３０ｂ……第２のスト
ツパ部、３１……マグネツト（磁気吸着手段）。
FIG. 1 is a cross-sectional view showing an embodiment of a power type lens clamp device according to this invention. FIG. 2 is an explanatory diagram showing the relationship between the drive lever and the nut shown in FIG. 1. FIG. 3 is an explanatory diagram of the operation of the drive lever and lens holding shaft shown in FIG. 1.
FIG. 4 is an explanatory diagram of the nut shown in FIGS. 1 to 3. FIG. 5 is a perspective view of the aperture machine equipped with the powered lens clamp device shown in FIGS. 1 to 3. FIG. 10...First lens holding shaft, 13...Second lens holding shaft, 18...Motor (driving means), 1
9... Drive lever, 30... Lever insertion hole, 30
a...First stopper part, 30b... Second stopper part, 31... Magnet (magnetic attraction means).
Claims (1)
に隣接配置し、前記第２のレンズ保持軸を第１の
レンズ保持軸に対して進退動可能に設け、前記第
２のレンズ保持軸に駆動レバーの一端部を前記軸
線と直交する軸線回りに回動自在に保持させ、前
記駆動レバーの中間部を駆動手段により前記レン
ズ保持軸に沿う方向に駆動変位可能に設け、前記
駆動レバーを第１のレンズ軸側に微小回動させた
ときに前記他端部が当接する第１のストツパ部と
、此れとは逆に前記駆動レバーを微小回動させた
とき前記他端部が当接する第２のストツパ部とを
設けて、前記駆動レバーの他端部を回動方向に微
小範囲内で移動規制させると共に、前記第２のス
トツパ部と前記駆動レバーの他端部との間に磁気
吸着手段を介装したことを特徴とする動力式レン
ズクランプ装置。 first and second lens holding shafts are arranged adjacent to each other in series on the same axis, the second lens holding shaft is provided so as to be movable forward and backward relative to the first lens holding shaft, and the second lens holding shaft one end of the drive lever is held rotatably around an axis perpendicular to the axis, and an intermediate part of the drive lever is provided so as to be movable in a direction along the lens holding axis by a drive means, and the drive lever is A first stopper portion that the other end comes into contact with when the drive lever is slightly rotated toward the first lens axis; and a first stopper portion that the other end comes into contact with when the drive lever is slightly rotated. A second stopper portion in contact with the other end portion of the drive lever is provided to restrict movement of the other end portion of the drive lever within a minute range in the rotational direction, and a second stopper portion is provided between the second stopper portion and the other end portion of the drive lever. A power type lens clamp device characterized by having a magnetic adsorption means interposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11469288U JPH0727079Y2 (en) | 1988-08-31 | 1988-08-31 | Powered lens clamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11469288U JPH0727079Y2 (en) | 1988-08-31 | 1988-08-31 | Powered lens clamp device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0235670U true JPH0235670U (en) | 1990-03-07 |
| JPH0727079Y2 JPH0727079Y2 (en) | 1995-06-21 |
Family
ID=31355674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11469288U Expired - Lifetime JPH0727079Y2 (en) | 1988-08-31 | 1988-08-31 | Powered lens clamp device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0727079Y2 (en) |
-
1988
- 1988-08-31 JP JP11469288U patent/JPH0727079Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0727079Y2 (en) | 1995-06-21 |
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