FR2256426A1 - Camera focal slot shutter unit - has reinforcement using plastics camera body with interchangeable-objective carrier - Google Patents

Camera focal slot shutter unit - has reinforcement using plastics camera body with interchangeable-objective carrier

Info

Publication number
FR2256426A1
FR2256426A1 FR7443172A FR7443172A FR2256426A1 FR 2256426 A1 FR2256426 A1 FR 2256426A1 FR 7443172 A FR7443172 A FR 7443172A FR 7443172 A FR7443172 A FR 7443172A FR 2256426 A1 FR2256426 A1 FR 2256426A1
Authority
FR
France
Prior art keywords
camera
reinforcement
interchangeable
focal
plastics
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.)
Granted
Application number
FR7443172A
Other languages
English (en)
French (fr)
Other versions
FR2256426B1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2256426A1 publication Critical patent/FR2256426A1/fr
Application granted granted Critical
Publication of FR2256426B1 publication Critical patent/FR2256426B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G03B9/58—Means for varying duration of "open" period of shutter
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • 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
    • G03B9/08—Shutters
    • G03B9/28—Roller blind or flexible plate
    • 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
    • G03B9/08—Shutters
    • G03B9/28—Roller blind or flexible plate
    • G03B9/32—Double blind
    • G03B9/34—Double blind with adjustable slot; with mechanism controlling relative movement of blinds to form slot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Shutters For Cameras (AREA)
  • Cameras In General (AREA)
FR7443172A 1973-12-28 1974-12-27 Camera focal slot shutter unit - has reinforcement using plastics camera body with interchangeable-objective carrier Granted FR2256426A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP224174A JPS5099538A (enrdf_load_stackoverflow) 1973-12-28 1973-12-28

Publications (2)

Publication Number Publication Date
FR2256426A1 true FR2256426A1 (en) 1975-07-25
FR2256426B1 FR2256426B1 (enrdf_load_stackoverflow) 1977-07-01

Family

ID=11523851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7443172A Granted FR2256426A1 (en) 1973-12-28 1974-12-27 Camera focal slot shutter unit - has reinforcement using plastics camera body with interchangeable-objective carrier

Country Status (3)

Country Link
JP (1) JPS5099538A (enrdf_load_stackoverflow)
DE (1) DE2461586C3 (enrdf_load_stackoverflow)
FR (1) FR2256426A1 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5398219U (enrdf_load_stackoverflow) * 1977-01-14 1978-08-09
JPS54147830A (en) * 1978-05-12 1979-11-19 Ricoh Co Ltd Lens-barrel guide frame of lens-barrel collapsible mount type
JPS57146126U (enrdf_load_stackoverflow) * 1981-03-11 1982-09-14
JPS58177083A (ja) * 1982-04-09 1983-10-17 Toshiba Corp 録画装置一体型ビデオカメラ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417240A (en) * 1944-01-22 1947-03-11 Eastman Kodak Co Roll holding camera

Also Published As

Publication number Publication date
DE2461586C3 (de) 1978-11-23
JPS5099538A (enrdf_load_stackoverflow) 1975-08-07
FR2256426B1 (enrdf_load_stackoverflow) 1977-07-01
DE2461586B2 (de) 1978-03-23
DE2461586A1 (de) 1975-07-17

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