JP5042908B2 - レンズ鏡筒 - Google Patents
レンズ鏡筒 Download PDFInfo
- Publication number
- JP5042908B2 JP5042908B2 JP2008105972A JP2008105972A JP5042908B2 JP 5042908 B2 JP5042908 B2 JP 5042908B2 JP 2008105972 A JP2008105972 A JP 2008105972A JP 2008105972 A JP2008105972 A JP 2008105972A JP 5042908 B2 JP5042908 B2 JP 5042908B2
- Authority
- JP
- Japan
- Prior art keywords
- cam
- frame member
- lens barrel
- cam follower
- resin
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Lens Barrels (AREA)
Description
11……第1枠部材
11a,11b……カム溝
12……第2枠部材
13……第1カムフォロア
14……第2カムフォロア
21……レンズ
100,100A,100B……レンズ鏡筒
101,101A,101B……枠部材
101a,101Aa,101Ba……カム溝
102,102A,102B……枠部材
103,103A,103B……カムフォロア
Claims (3)
- レンズ鏡筒において、
少なくとも2つの金属カムピンと少なくとも2つの樹脂カムピンとを有し、同一周面に上記金属カムピンと上記樹脂カムピンとが交互に円周方向に略等間隔に配置された円筒形状からなる樹脂部材である第1の枠部材と、
互いに同一形状のカム軌跡を有し、上記金属カムピン及び上記樹脂カムピンのそれぞれに対応して係合するフランク角を有した複数のカム溝を有し、上記第1の枠部材に対して相対的に回転可能な円筒形状からなる樹脂部材である第2の枠部材と、
を具備することを特徴とするレンズ鏡筒。 - 上記樹脂カムピンは、上記第1の枠部材と一体に形成されていることを特徴とする請求項1に記載のレンズ鏡筒。
- 上記金属カムピンは、快削鋼材からなることを特徴とする請求項1に記載のレンズ鏡筒。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008105972A JP5042908B2 (ja) | 2008-04-15 | 2008-04-15 | レンズ鏡筒 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008105972A JP5042908B2 (ja) | 2008-04-15 | 2008-04-15 | レンズ鏡筒 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009258295A JP2009258295A (ja) | 2009-11-05 |
JP5042908B2 true JP5042908B2 (ja) | 2012-10-03 |
Family
ID=41385828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008105972A Expired - Fee Related JP5042908B2 (ja) | 2008-04-15 | 2008-04-15 | レンズ鏡筒 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5042908B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015141363A (ja) * | 2014-01-30 | 2015-08-03 | コニカミノルタ株式会社 | レンズ鏡筒及び撮像装置 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103163620B (zh) * | 2011-12-16 | 2015-01-07 | 佳能企业股份有限公司 | 镜头机构 |
JP5663703B1 (ja) | 2013-12-13 | 2015-02-04 | オリンパスイメージング株式会社 | レンズ鏡筒 |
WO2015087562A1 (ja) | 2013-12-13 | 2015-06-18 | オリンパス株式会社 | レンズ鏡筒 |
JP6737095B2 (ja) * | 2016-09-13 | 2020-08-05 | コニカミノルタ株式会社 | レンズ鏡胴 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003227992A (ja) * | 2001-11-30 | 2003-08-15 | Konica Corp | カメラ及びその製造方法 |
JP2005274704A (ja) * | 2004-03-23 | 2005-10-06 | Seiko Instruments Inc | レンズ鏡筒 |
-
2008
- 2008-04-15 JP JP2008105972A patent/JP5042908B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015141363A (ja) * | 2014-01-30 | 2015-08-03 | コニカミノルタ株式会社 | レンズ鏡筒及び撮像装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2009258295A (ja) | 2009-11-05 |
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