JPS5862312U - Power transmission device for lenses - Google Patents
Power transmission device for lensesInfo
- Publication number
- JPS5862312U JPS5862312U JP15791981U JP15791981U JPS5862312U JP S5862312 U JPS5862312 U JP S5862312U JP 15791981 U JP15791981 U JP 15791981U JP 15791981 U JP15791981 U JP 15791981U JP S5862312 U JPS5862312 U JP S5862312U
- Authority
- JP
- Japan
- Prior art keywords
- power transmission
- transmission device
- driven member
- lenses
- 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.)
- Pending
Links
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図は本考案の実施例を示す断面図、第２図は同上実
施例における減速伝動機構部分を示す正面図、第３図は
同上減速伝動機構部分の一部を示す平面図、第４図は上
記実施例における遠心クラ 。
ツチ部の断面図、第５図は同上遠心クラッチ部の内部を
示す正面図である。
１・・・鏡胴、２・・・ヘリコイド、３・・・距離リン
グ（被駆動部材）、９・・・歯車、１０． １１． １
２゜１３、 １４． １５． １６・・・歯車、１８・
・・モータ、２◎・・・回転軸、２２・・・重り。Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a front view showing a reduction transmission mechanism part in the same embodiment, Fig. 3 is a plan view showing a part of the reduction transmission mechanism part of the above embodiment, and Fig. 4 The figure shows the centrifugal club in the above embodiment. FIG. 5 is a sectional view of the hinge portion, and FIG. 5 is a front view showing the inside of the centrifugal clutch portion. DESCRIPTION OF SYMBOLS 1... Lens barrel, 2... Helicoid, 3... Distance ring (driven member), 9... Gear, 10. 11. 1
2゜13, 14. 15. 16...gear, 18.
...Motor, 2◎...Rotating shaft, 22...Weight.
Claims (1)
と、この駆動モータの駆動力を上記被部′ 動部材
に伝達する減速伝動機構と、この減速伝動機構の高速回
転部に設けられた遠心クラッチとを有してなるレンズ用
動力伝達装置。 ２ 被駆動部材は、距離リングである実用新案登録請求
の範囲第１項記載のレンズ用動力伝達装置。 ３ 被駆動部材は、ズームリングである実用新案登録請
求の範囲第１項記載のレンズ用動力伝達装置。 ４ 遠心クラッチは、その重りをモータによる駆動がわ
に設けた実用新案登録請求の範囲１１項記載のレンズ用
動力伝達装置。[Claims for Utility Model Registration] 1. A manually operable driven member of a lens, a drive motor, a deceleration transmission mechanism for transmitting the driving force of the drive motor to the driven member, and a deceleration transmission mechanism for this deceleration transmission mechanism. A power transmission device for a lens comprising a centrifugal clutch provided in a high-speed rotating part. 2. The power transmission device for a lens according to claim 1, wherein the driven member is a distance ring. 3. The power transmission device for a lens according to claim 1, wherein the driven member is a zoom ring. 4. The power transmission device for a lens according to claim 11, wherein the centrifugal clutch is provided with its weight on the side driven by the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15791981U JPS5862312U (en) | 1981-10-23 | 1981-10-23 | Power transmission device for lenses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15791981U JPS5862312U (en) | 1981-10-23 | 1981-10-23 | Power transmission device for lenses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5862312U true JPS5862312U (en) | 1983-04-26 |
Family
ID=29950424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15791981U Pending JPS5862312U (en) | 1981-10-23 | 1981-10-23 | Power transmission device for lenses |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5862312U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0616920U (en) * | 1992-08-11 | 1994-03-04 | リズム時計工業株式会社 | Focus adjustment mechanism |
| JP2009204633A (en) * | 2008-02-26 | 2009-09-10 | Nikon Corp | Lens barrel and optical equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS533066U (en) * | 1976-06-26 | 1978-01-12 |
-
1981
- 1981-10-23 JP JP15791981U patent/JPS5862312U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS533066U (en) * | 1976-06-26 | 1978-01-12 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0616920U (en) * | 1992-08-11 | 1994-03-04 | リズム時計工業株式会社 | Focus adjustment mechanism |
| JP2009204633A (en) * | 2008-02-26 | 2009-09-10 | Nikon Corp | Lens barrel and optical equipment |
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