JPS6258413U - - Google Patents
Info
- Publication number
- JPS6258413U JPS6258413U JP14928785U JP14928785U JPS6258413U JP S6258413 U JPS6258413 U JP S6258413U JP 14928785 U JP14928785 U JP 14928785U JP 14928785 U JP14928785 U JP 14928785U JP S6258413 U JPS6258413 U JP S6258413U
- Authority
- JP
- Japan
- Prior art keywords
- screw shaft
- moving device
- flat surface
- lens moving
- screw hole
- 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
- 230000003287 optical effect Effects 0.000 claims description 2
Landscapes
- Lens Barrels (AREA)
Description
第１図は本考案に係るレンズ移動装置の一実施
例を示す要部拡大断面図、第２図は全体の概略構
成を示す要部断面図である。
１…レンズ移動装置、４…光軸、５…ねじ軸、
６…ねじ孔、７…レンズ枠体、１０…モータ、１
６…回り止めロツド、２０…ねじ山、２０ａ…平
坦面、２１，２２…ボールベアリング、２１ａ，
２２ａ…インナーレース（内径）。
FIG. 1 is an enlarged cross-sectional view of a main part showing an embodiment of a lens moving device according to the present invention, and FIG. 2 is a cross-sectional view of a main part showing a schematic overall configuration. 1... Lens moving device, 4... Optical axis, 5... Screw shaft,
6...screw hole, 7...lens frame, 10...motor, 1
6... Detent rod, 20... Thread, 20a... Flat surface, 21, 22... Ball bearing, 21a,
22a...Inner race (inner diameter).
Claims (1)
するねじ孔を有するレンズ枠体を、光軸方向に進
退動作させるレンズ移動装置において、前記ねじ
軸のねじ山頂部を平坦面で形成するとともに、こ
の平坦面に回動かつ摺動自在に接する内径を有す
るボールベアリングを、前記ねじ孔の両端部に固
設したことを特徴とするレンズ移動装置。 In a lens moving device that moves a lens frame having a screw hole into which the screw shaft is screwed forward and backward in the optical axis direction by rotating a screw shaft, the top of the thread of the screw shaft is formed with a flat surface, and A lens moving device characterized in that ball bearings having an inner diameter rotatably and slidably in contact with the flat surface are fixed at both ends of the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14928785U JPS6258413U (en) | 1985-09-30 | 1985-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14928785U JPS6258413U (en) | 1985-09-30 | 1985-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6258413U true JPS6258413U (en) | 1987-04-11 |
Family
ID=31064351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14928785U Pending JPS6258413U (en) | 1985-09-30 | 1985-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6258413U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03294810A (en) * | 1990-04-13 | 1991-12-26 | Matsushita Electric Ind Co Ltd | Lens moving device |
| WO2008041427A1 (en) * | 2006-09-29 | 2008-04-10 | Thk Co., Ltd. | Rolling bearing, shaft rotating mechanism using the rolling bearing, linear actuator using the rolling bearing |
| JP2011164365A (en) * | 2010-02-10 | 2011-08-25 | First Mechanical Design Corp | Optical element holder |
-
1985
- 1985-09-30 JP JP14928785U patent/JPS6258413U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03294810A (en) * | 1990-04-13 | 1991-12-26 | Matsushita Electric Ind Co Ltd | Lens moving device |
| WO2008041427A1 (en) * | 2006-09-29 | 2008-04-10 | Thk Co., Ltd. | Rolling bearing, shaft rotating mechanism using the rolling bearing, linear actuator using the rolling bearing |
| JP2011164365A (en) * | 2010-02-10 | 2011-08-25 | First Mechanical Design Corp | Optical element holder |