CH578191A5 - - Google Patents
Info
- Publication number
- CH578191A5 CH578191A5 CH1556074A CH1556074A CH578191A5 CH 578191 A5 CH578191 A5 CH 578191A5 CH 1556074 A CH1556074 A CH 1556074A CH 1556074 A CH1556074 A CH 1556074A CH 578191 A5 CH578191 A5 CH 578191A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
- G03B9/06—Two or more co-operating pivoted blades, e.g. iris type
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Diaphragms For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742408793 DE2408793A1 (de) | 1974-02-23 | 1974-02-23 | Irisblende fuer photographische, kinematographische oder fernseh-objektive und verfahren zu deren herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH578191A5 true CH578191A5 (US07608600-20091027-C00054.png) | 1976-07-30 |
Family
ID=5908279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1556074A CH578191A5 (US07608600-20091027-C00054.png) | 1974-02-23 | 1974-11-22 |
Country Status (7)
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51151539A (en) * | 1975-06-20 | 1976-12-27 | Canon Inc | Diaphragm device |
| DE2839788C2 (de) * | 1978-09-13 | 1982-06-24 | Balda-Werke Photographische Geräte und Kunststoff GmbH & Co KG, 4980 Bünde | Ringelement für Kameraverschluß |
| JPS55105422U (US07608600-20091027-C00054.png) * | 1979-01-19 | 1980-07-23 | ||
| JPS6139383Y2 (US07608600-20091027-C00054.png) * | 1979-04-28 | 1986-11-12 | ||
| US4319821A (en) * | 1979-10-13 | 1982-03-16 | Canon Kabushiki Kaisha | Shutter blades for camera |
| US4335947A (en) * | 1979-11-21 | 1982-06-22 | Balda-Werke Photographische Gerate Und Kunststoff Gmbh & Co., Kg | Camera shutter assembly |
| JPS57146124U (US07608600-20091027-C00054.png) * | 1981-03-11 | 1982-09-14 | ||
| DE3412061C2 (de) * | 1984-03-31 | 1986-01-23 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Blendenlamellen |
| US4926202A (en) * | 1987-07-15 | 1990-05-15 | Canon Kabushiki Kaisha/Canon Denshi Kabushiki Kaisha | Shutter for use in camera |
| JPH0814675B2 (ja) * | 1987-11-16 | 1996-02-14 | キヤノン電子株式会社 | 絞り装置 |
| JPH06317826A (ja) * | 1993-05-07 | 1994-11-15 | Nikon Corp | 絞り羽根とその製造方法 |
| US5923913A (en) * | 1998-02-04 | 1999-07-13 | Eastman Kodak Company | Iris diaphragm |
| GB2391635B (en) * | 2002-08-06 | 2005-07-13 | Wilkes Iris Ltd | Iris diaphragm |
| US6945204B2 (en) * | 2003-11-12 | 2005-09-20 | General Motors Corporation | Engine valve actuator assembly |
| JP5349848B2 (ja) * | 2008-06-12 | 2013-11-20 | キヤノン株式会社 | 絞り羽根を有する光量調節装置および絞り羽根の製造方法 |
| US9091843B1 (en) | 2014-03-16 | 2015-07-28 | Hyperion Development, LLC | Optical assembly for a wide field of view point action camera with low track length to focal length ratio |
| US9726859B1 (en) | 2014-03-16 | 2017-08-08 | Navitar Industries, Llc | Optical assembly for a wide field of view camera with low TV distortion |
| US9995910B1 (en) | 2014-03-16 | 2018-06-12 | Navitar Industries, Llc | Optical assembly for a compact wide field of view digital camera with high MTF |
| US10545314B1 (en) | 2014-03-16 | 2020-01-28 | Navitar Industries, Llc | Optical assembly for a compact wide field of view digital camera with low lateral chromatic aberration |
| US9316808B1 (en) | 2014-03-16 | 2016-04-19 | Hyperion Development, LLC | Optical assembly for a wide field of view point action camera with a low sag aspheric lens element |
| US10386604B1 (en) | 2014-03-16 | 2019-08-20 | Navitar Industries, Llc | Compact wide field of view digital camera with stray light impact suppression |
| US10139595B1 (en) | 2014-03-16 | 2018-11-27 | Navitar Industries, Llc | Optical assembly for a compact wide field of view digital camera with low first lens diameter to image diagonal ratio |
| US9494772B1 (en) | 2014-03-16 | 2016-11-15 | Hyperion Development, LLC | Optical assembly for a wide field of view point action camera with low field curvature |
| US9316820B1 (en) | 2014-03-16 | 2016-04-19 | Hyperion Development, LLC | Optical assembly for a wide field of view point action camera with low astigmatism |
| CN112405640B (zh) * | 2021-01-25 | 2021-08-03 | 宁波丞达精机股份有限公司 | 一种自动化镜片剪切机 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3348463A (en) * | 1965-05-24 | 1967-10-24 | Eastman Kodak Co | One-piece light-controlling structure |
| DE2136343A1 (de) * | 1971-07-21 | 1973-02-01 | Schneider Co Optische Werke | Objektivblende mit linearer teilung |
-
1974
- 1974-02-23 DE DE19742408793 patent/DE2408793A1/de active Pending
- 1974-11-15 GB GB4955974A patent/GB1435399A/en not_active Expired
- 1974-11-22 CH CH1556074A patent/CH578191A5/xx not_active IP Right Cessation
- 1974-12-19 FR FR7441960A patent/FR2262323B3/fr not_active Expired
-
1975
- 1975-01-17 IT IT67107/75A patent/IT1027314B/it active
- 1975-02-17 JP JP50019654A patent/JPS50120621A/ja active Pending
- 1975-02-21 US US05/551,722 patent/US4009946A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2408793A1 (de) | 1975-09-04 |
| IT1027314B (it) | 1978-11-20 |
| US4009946A (en) | 1977-03-01 |
| GB1435399A (en) | 1976-05-12 |
| FR2262323B3 (US07608600-20091027-C00054.png) | 1977-09-23 |
| FR2262323A1 (US07608600-20091027-C00054.png) | 1975-09-19 |
| JPS50120621A (US07608600-20091027-C00054.png) | 1975-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |