FR2662820B1 - Dispositif de guidage d'anneau de came. - Google Patents
Dispositif de guidage d'anneau de came.Info
- Publication number
- FR2662820B1 FR2662820B1 FR9016426A FR9016426A FR2662820B1 FR 2662820 B1 FR2662820 B1 FR 2662820B1 FR 9016426 A FR9016426 A FR 9016426A FR 9016426 A FR9016426 A FR 9016426A FR 2662820 B1 FR2662820 B1 FR 2662820B1
- Authority
- FR
- France
- Prior art keywords
- guiding device
- cam ring
- ring guiding
- cam
- ring
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/186—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions with reciprocation along the axis of oscillation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990056187U JP2567258Y2 (ja) | 1990-05-29 | 1990-05-29 | レンズ案内装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2662820A1 FR2662820A1 (fr) | 1991-12-06 |
FR2662820B1 true FR2662820B1 (fr) | 1994-02-25 |
Family
ID=13020106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9016426A Expired - Fee Related FR2662820B1 (fr) | 1990-05-29 | 1990-12-28 | Dispositif de guidage d'anneau de came. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5225938A (fr) |
JP (1) | JP2567258Y2 (fr) |
KR (1) | KR970003045Y1 (fr) |
DE (1) | DE4041873C2 (fr) |
FR (1) | FR2662820B1 (fr) |
GB (1) | GB2244534B (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2653902B1 (fr) * | 1989-10-27 | 1994-03-11 | Asahi Kogaku Kogyo Kk | |
JP2592706Y2 (ja) * | 1992-04-17 | 1999-03-24 | 旭光学工業株式会社 | レンズ案内装置 |
FR2690977B1 (fr) * | 1992-05-06 | 1995-09-01 | Snecma | Chambre de combustion comportant des passages reglables d'admission de comburant primaire. |
JP3313768B2 (ja) * | 1992-07-23 | 2002-08-12 | キヤノン株式会社 | レンズ鏡筒 |
JP2864193B2 (ja) * | 1992-11-02 | 1999-03-03 | 旭精密株式会社 | レンズ鏡筒 |
US5805353A (en) * | 1992-12-25 | 1998-09-08 | Canon Kabushiki Kaisha | Optical system moving device |
JP3367166B2 (ja) * | 1993-10-25 | 2003-01-14 | ペンタックス株式会社 | レンズ位置調整機構 |
JPH0710711U (ja) * | 1993-07-12 | 1995-02-14 | 旭光学工業株式会社 | レンズのカム機構 |
US5398967A (en) * | 1993-08-18 | 1995-03-21 | Precision Engineering Co. | Air bag inflator |
US5537262A (en) * | 1993-10-19 | 1996-07-16 | Asahi Kogaku Kogyo Kabushiki Kaisha | Rotational torque setting apparatus for screw mechanism |
JP3568307B2 (ja) * | 1996-01-24 | 2004-09-22 | オリンパス株式会社 | レンズ鏡筒のカム機構 |
US5748388A (en) * | 1996-01-26 | 1998-05-05 | Asahi Kogaku Kogyo Kabushiki Kaisha | Lens barrel having a rotating barrel and linear moving barrel |
GB9609367D0 (en) * | 1996-05-03 | 1996-07-10 | Pilkington Perkin Elmer Ltd | Lens mounting |
JP2001235669A (ja) * | 2000-02-23 | 2001-08-31 | Fuji Photo Optical Co Ltd | レンズ装置 |
JP4580516B2 (ja) * | 2000-07-12 | 2010-11-17 | オリンパス株式会社 | 鏡枠装置 |
JP3689340B2 (ja) * | 2001-02-09 | 2005-08-31 | ペンタックス株式会社 | バリフォーカルレンズ鏡筒 |
JP2004085932A (ja) | 2002-08-27 | 2004-03-18 | Pentax Corp | ズームレンズ鏡筒の繰出カム機構及び繰出カム機構 |
JP3903948B2 (ja) * | 2002-09-25 | 2007-04-11 | ソニー株式会社 | レンズ調芯機構、レンズ装置及び撮像装置 |
DE10339255B4 (de) * | 2003-08-26 | 2005-08-18 | Leica Microsystems (Schweiz) Ag | Führungssystem für Zoom-Systeme |
JP5202802B2 (ja) * | 2005-11-16 | 2013-06-05 | Hoya株式会社 | ズームレンズ鏡筒の繰出カム機構 |
JP5015201B2 (ja) * | 2009-06-26 | 2012-08-29 | Hoya株式会社 | レンズ鏡筒の直進案内機構 |
DE102015219052A1 (de) * | 2014-10-08 | 2016-04-14 | Volkswagen Aktiengesellschaft | Linearstellantrieb und Motor-Generatoranordnung |
JP7336731B1 (ja) * | 2022-11-18 | 2023-09-01 | パナソニックIpマネジメント株式会社 | レンズ鏡筒およびこれを備えたカメラ |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3841735A (en) * | 1972-07-17 | 1974-10-15 | Sanko Kogaku Kogyo Kk | Zoom lens system operable for extremely short distance photography |
AT342888B (de) * | 1973-04-17 | 1978-04-25 | Schneider Co Optische Werke | Steuereinrichtung an pankratischen objektiven |
US3906529A (en) * | 1973-09-10 | 1975-09-16 | Bell & Howell Co | Zoom lens mechanism |
JPS5232343A (en) * | 1975-09-08 | 1977-03-11 | Nitto Kogaku Kk | Zoom lens being capable of close view photographing |
DE2846241A1 (de) * | 1978-10-24 | 1980-05-08 | Rodenstock Optik G | Anordnung zum elastischen festhalten von optischen linsen in ihren fassungen |
JPS55166610A (en) * | 1979-06-13 | 1980-12-25 | Canon Inc | Cam mechanism of zoom lens |
US4322150A (en) * | 1979-07-30 | 1982-03-30 | Canon Kabushiki Kaisha | Mechanical mounting system for zoom objective |
JPS579913U (fr) * | 1980-06-18 | 1982-01-19 | ||
US4544240A (en) * | 1981-03-04 | 1985-10-01 | Canon Kabushiki Kaisha | Soft focusing lens assembly |
JPS5977105U (ja) * | 1982-11-11 | 1984-05-25 | キヤノン株式会社 | レンズ鏡筒 |
US4707083A (en) * | 1984-09-29 | 1987-11-17 | Canon Kabushiki Kaisha | Lens moving device |
JPH0646255B2 (ja) * | 1985-01-11 | 1994-06-15 | キヤノン株式会社 | 副絞りを有したレンズ鏡筒 |
JPS62112110A (ja) * | 1985-11-11 | 1987-05-23 | Canon Inc | ズ−ムレンズのカムピン付勢装置 |
JPS62112109A (ja) * | 1985-11-11 | 1987-05-23 | Canon Inc | ズ−ムレンズのカムピン付勢装置 |
JPS63101913U (fr) * | 1986-12-23 | 1988-07-02 | ||
DE3710646A1 (de) * | 1987-03-31 | 1988-10-20 | Norbert Lemke | Varioobjektiv fuer eine fernsehkamera insbesondere fuer endoskopische anwendungen |
JP2802950B2 (ja) * | 1989-11-20 | 1998-09-24 | 旭光学工業株式会社 | レンズのカム機構 |
-
1990
- 1990-05-29 JP JP1990056187U patent/JP2567258Y2/ja not_active Expired - Fee Related
- 1990-12-17 US US07/628,159 patent/US5225938A/en not_active Expired - Lifetime
- 1990-12-27 DE DE4041873A patent/DE4041873C2/de not_active Expired - Fee Related
- 1990-12-27 KR KR2019900021160U patent/KR970003045Y1/ko not_active IP Right Cessation
- 1990-12-28 GB GB9028119A patent/GB2244534B/en not_active Expired - Fee Related
- 1990-12-28 FR FR9016426A patent/FR2662820B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0416406U (fr) | 1992-02-10 |
KR970003045Y1 (ko) | 1997-04-09 |
DE4041873A1 (de) | 1991-12-05 |
GB2244534B (en) | 1994-01-19 |
US5225938A (en) | 1993-07-06 |
FR2662820A1 (fr) | 1991-12-06 |
KR910020735U (ko) | 1991-12-20 |
GB2244534A (en) | 1991-12-04 |
JP2567258Y2 (ja) | 1998-04-02 |
DE4041873C2 (de) | 1996-08-29 |
GB9028119D0 (en) | 1991-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20060831 |