GB2008782B – Cameras with electric shutters
– Google Patents
GB2008782B – Cameras with electric shutters
– Google Patents
Cameras with electric shutters
Info
Publication number
GB2008782B
GB2008782B
GB7844340A
GB7844340A
GB2008782B
GB 2008782 B
GB2008782 B
GB 2008782B
GB 7844340 A
GB7844340 A
GB 7844340A
GB 7844340 A
GB7844340 A
GB 7844340A
GB 2008782 B
GB2008782 B
GB 2008782B
Authority
GB
United Kingdom
Prior art keywords
cameras
electric shutters
shutters
electric
Prior art date
1977-11-15
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
Application number
GB7844340A
Other versions
GB2008782A
(en
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.)
Olympus Corp
Original Assignee
Olympus Optical Co Ltd
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.)
1977-11-15
Filing date
1978-11-14
Publication date
1982-06-30
1977-11-15
Priority claimed from JP1977153242U
external-priority
patent/JPS5754096Y2/ja
1977-11-22
Priority claimed from JP15704777U
external-priority
patent/JPS5482631U/ja
1978-11-14
Application filed by Olympus Optical Co Ltd
filed
Critical
Olympus Optical Co Ltd
1979-06-06
Publication of GB2008782A
publication
Critical
patent/GB2008782A/en
1982-06-30
Application granted
granted
Critical
1982-06-30
Publication of GB2008782B
publication
Critical
patent/GB2008782B/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
G03B17/00—Details of cameras or camera bodies; Accessories therefor
G03B17/18—Signals indicating condition of a camera member or suitability of light
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
G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
G03B7/081—Analogue circuits
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
G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
G03B7/081—Analogue circuits
G03B7/089—Analogue circuits for storage of exposure value in mirror reflex cameras
GB7844340A
1977-11-15
1978-11-14
Cameras with electric shutters
Expired
GB2008782B
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
JP1977153242U
JPS5754096Y2
(en)
1977-11-15
1977-11-15
JP15704777U
JPS5482631U
(en)
1977-11-22
1977-11-22
Publications (2)
Publication Number
Publication Date
GB2008782A
GB2008782A
(en)
1979-06-06
GB2008782B
true
GB2008782B
(en)
1982-06-30
Family
ID=26481931
Family Applications (2)
Application Number
Title
Priority Date
Filing Date
GB7844340A
Expired
GB2008782B
(en)
1977-11-15
1978-11-14
Cameras with electric shutters
GB8038467A
Expired
GB2062263B
(en)
1977-11-15
1978-11-14
Cameras
Family Applications After (1)
Application Number
Title
Priority Date
Filing Date
GB8038467A
Expired
GB2062263B
(en)
1977-11-15
1978-11-14
Cameras
Country Status (4)
Country
Link
US
(1)
US4272176A
(en)
DE
(1)
DE2846919B2
(en)
FR
(1)
FR2408850B1
(en)
GB
(2)
GB2008782B
(en)
Families Citing this family (21)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4299469A
(en)
*
1979-06-25
1981-11-10
Copal Company Limited
Drive controlling circuit for electric shutters
JPS5675635A
(en)
*
1979-11-26
1981-06-22
Canon Inc
Camera operation & alarm warning system
JPS5684562A
(en)
*
1979-12-13
1981-07-09
Canon Inc
Battery checker
JPS56110419U
(en)
*
1980-01-28
1981-08-26
JPS56142520A
(en)
*
1980-04-07
1981-11-06
Canon Inc
State display device of camera
DE3014099C2
(en)
*
1980-04-12
1984-02-09
Agfa-Gevaert Ag, 5090 Leverkusen
Cinematographic camera with a marker generator
DE3015591A1
(en)
*
1980-04-23
1981-10-29
Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar
Double exposure mode warning for camera – has selective acoustic and optic warnings linked to motor drive unit oscillator circuits
JPS5738402A
(en)
*
1980-08-19
1982-03-03
Canon Inc
Display device of automatic focal point adjuster
JPS57119397A
(en)
*
1981-01-16
1982-07-24
Canon Kk
Sound pressure selector for sound emitting body
DE3230710A1
(en)
*
1981-08-18
1983-03-17
Canon K.K., Tokyo
SELF-TIMER DEVICE FOR CAMERAS
US5245312A
(en)
*
1982-01-09
1993-09-14
Canon Kabushiki Kaisha
Self-timer operation informing device
US5802247A
(en)
*
1983-10-05
1998-09-01
Canon Kabushiki Kaisha
Video recording camera
US5270764A
(en)
*
1990-02-20
1993-12-14
Canon Kabushiki Kaisha
Remote controlled camera system providing indication of flash capability
US6259862B1
(en)
1995-04-11
2001-07-10
Eastman Kodak Company
Red-eye reduction using multiple function light source
JPH0926360A
(en)
*
1995-07-11
1997-01-28
Nikon Corp
Colorimetric equipment
JP2003219219A
(en)
*
2002-01-23
2003-07-31
Sanyo Electric Co Ltd
Digital camera
US6618557B1
(en)
*
2002-05-03
2003-09-09
Hewlett-Packard Development Company, L.P.
Camera remote system and methods associated therewith
JP2004222067A
(en)
*
2003-01-16
2004-08-05
Olympus Corp
Recorder
US20050168592A1
(en)
*
2004-01-30
2005-08-04
Demoor Robert G.
Apparatus and method for capturing an informal image with a digital camera
US8531562B2
(en)
*
2004-12-03
2013-09-10
Fluke Corporation
Visible light and IR combined image camera with a laser pointer
JP2007065553A
(en)
*
2005-09-02
2007-03-15
Fujinon Corp
Camera
Family Cites Families (14)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE1472635A1
(en)
*
1965-03-26
1969-07-10
Gossen & Co Gmbh P
Circuit arrangement for electronic locks
NL134772C
(en)
*
1965-11-03
DE1297461B
(en)
*
1966-09-03
1969-06-12
Agfa Gevaert Ag
Photographic camera with a device for acoustic indication of insufficient exposure brightness
DE1497920B1
(en)
*
1966-09-21
1969-12-04
Agfa Gevaert Ag
Photographic camera with an exposure control device which automatically determines the exposure time
US3487404A
(en)
*
1967-03-23
1969-12-30
Avco Corp
Combined fire alarm,burglar alarm,and intercommunication system
US4047210A
(en)
*
1967-10-26
1977-09-06
Prontor-Werk, Alfred Gauthier Gmbh
Camera with an electronic timer and including an electro-mechanical delayed action stop for the shutter drive
DE1935466C3
(en)
*
1969-07-12
1973-07-05
Agfa Gevaert Ag
Photographic camera with a battery-powered electronic exposure control device
US3778672A
(en)
*
1972-07-27
1973-12-11
Ponder & Best
Audible alert signal for an electronic flash unit
US3776625A
(en)
*
1972-07-27
1973-12-04
Ponder & Best
Condition responsive alert signal for a movie camera
US3872470A
(en)
*
1973-04-18
1975-03-18
Airco Inc
Audible signal generating apparatus having selectively controlled audible output
JPS5840172B2
(en)
*
1973-07-28
1983-09-03
沖電気工業株式会社
camera
US4037206A
(en)
*
1975-01-22
1977-07-19
Emhart Industries, Inc.
Ionization smoke detector and alarm system
US4030086A
(en)
*
1975-11-10
1977-06-14
General Electric Company
Battery voltage detection and warning means
JPS5335022U
(en)
*
1976-08-31
1978-03-28
1978
1978-10-12
US
US05/950,851
patent/US4272176A/en
not_active
Expired – Lifetime
1978-10-27
DE
DE2846919A
patent/DE2846919B2/en
not_active
Ceased
1978-10-30
FR
FR7830770A
patent/FR2408850B1/en
not_active
Expired
1978-11-14
GB
GB7844340A
patent/GB2008782B/en
not_active
Expired
1978-11-14
GB
GB8038467A
patent/GB2062263B/en
not_active
Expired
Also Published As
Publication number
Publication date
FR2408850A1
(en)
1979-06-08
GB2008782A
(en)
1979-06-06
DE2846919A1
(en)
1979-05-17
FR2408850B1
(en)
1985-06-14
GB2062263A
(en)
1981-05-20
DE2846919B2
(en)
1981-03-26
GB2062263B
(en)
1982-12-22
US4272176A
(en)
1981-06-09
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Camera
Legal Events
Date
Code
Title
Description
1998-12-09
PE20
Patent expired after termination of 20 years
Effective date:
19981113
