JPS61171013U - - Google Patents
Info
- Publication number
- JPS61171013U JPS61171013U JP5428885U JP5428885U JPS61171013U JP S61171013 U JPS61171013 U JP S61171013U JP 5428885 U JP5428885 U JP 5428885U JP 5428885 U JP5428885 U JP 5428885U JP S61171013 U JPS61171013 U JP S61171013U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- holding frame
- lens holding
- engagement piece
- groove
- 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
- 230000005489 elastic deformation Effects 0.000 claims 1
Landscapes
- Lens Barrels (AREA)
Description
第１図は本考案に係るレンズ鏡筒の要部断面図
、第２図はそのガイドピンとレンズ保持枠との取
付部分の拡大分解斜視図、第３図は従来例のレン
ズ鏡筒の要部断面図である。
１１…固定筒、１１ａ…案内溝、１２…カム筒
、１２ａ…カム溝、１３…レンズ保持枠、１３ａ
…貫通穴部、１３ｂ…突部、１４…ガイドピン、
１４ａ…弾性係合片部、１４ｂ…ピン部、Ｌ…レ
ンズ。
Fig. 1 is a sectional view of the main part of the lens barrel according to the present invention, Fig. 2 is an enlarged exploded perspective view of the attachment part between the guide pin and the lens holding frame, and Fig. 3 is the main part of the conventional lens barrel. FIG. DESCRIPTION OF SYMBOLS 11... Fixed tube, 11a... Guide groove, 12... Cam tube, 12a... Cam groove, 13... Lens holding frame, 13a
...Through hole portion, 13b...Protrusion, 14...Guide pin,
14a...Elastic engagement piece part, 14b...Pin part, L...Lens.
Claims (1)
つ該案内溝と交差するカム溝を有するカム筒と、
合焦用レンズ又は変倍用レンズを保持するレンズ
保持枠とが嵌装され、該レンズ保持枠の外周上に
該カム溝と該案内溝との交差点に嵌合するガイド
ピンを固定したレンズ鏡筒において、該ガイドピ
ンは該カム溝と該案内溝との交差点に嵌合するピ
ン部と一端に該レンズ保持枠に弾性力で係合保持
する弾性係合片部を有し、該レンズ保持枠には該
ガイドピンの弾性係合片部を差し込む貫通穴部と
該貫通穴部に隣接して該弾性係合片部に弾性変形
を与えて係合保持する突部を有することを特徴と
するレンズ鏡筒。 a fixed cylinder having a guide groove; a cam cylinder fitted into the fixed cylinder and having a cam groove intersecting the guide groove;
A lens mirror fitted with a lens holding frame that holds a focusing lens or a variable magnification lens, and having a guide pin fixed on the outer periphery of the lens holding frame that fits at the intersection of the cam groove and the guide groove. In the cylinder, the guide pin has a pin portion that fits into the intersection of the cam groove and the guide groove, and an elastic engagement piece portion at one end that elastically engages and holds the lens holding frame, and the lens holding frame The frame has a through hole into which the elastic engagement piece of the guide pin is inserted, and a protrusion adjacent to the through hole that applies elastic deformation to the elastic engagement piece to engage and hold it. lens barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5428885U JPS61171013U (en) | 1985-04-13 | 1985-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5428885U JPS61171013U (en) | 1985-04-13 | 1985-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61171013U true JPS61171013U (en) | 1986-10-23 |
Family
ID=30575907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5428885U Pending JPS61171013U (en) | 1985-04-13 | 1985-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61171013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6423013U (en) * | 1987-07-28 | 1989-02-07 |
-
1985
- 1985-04-13 JP JP5428885U patent/JPS61171013U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6423013U (en) * | 1987-07-28 | 1989-02-07 |
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