Patents for G03B 9 - Exposure-making shutters; Diaphragms (4,836)
07/1979
07/31/1979US4162832 Exposure control with piezoelectric latch control
07/31/1979US4162831 Camera and method for selectively compressing scene brightness
07/25/1979EP0003054A1 Shutter release mechanism
07/17/1979US4161764 Exposure controlling circuit for electric shutters
07/17/1979US4161355 Photographic camera control circuitry
07/17/1979US4161354 Top shutter curtain release mechanism for an automatic aperture value control camera
07/10/1979US4160983 Electromagnetic release mechanism for photographic cameras
07/10/1979US4160592 Cameras
07/10/1979US4160591 Camera having an electrically timed shutter
07/10/1979US4160588 Exposure control apparatus
07/03/1979US4159864 Aperture stop control device for a zoom lens system
07/03/1979CA1057549A1 Electro-mechanical shutter system having mechanical latch
06/1979
06/19/1979US4158492 Light responsive circuit
05/1979
05/16/1979EP0001917A1 Camera having a shutter providing selective coupling between an aperture and either a viewing system or a film
05/15/1979US4154505 Electro-optical light shutter device
05/08/1979US4153360 Focal plane shutter for a camera
05/08/1979US4153333 Optical fiber bundle with field stop
05/01/1979US4152064 Diaphragm linkage device for interchangeable lens
05/01/1979US4152058 Single lens reflex camera
04/1979
04/24/1979US4150890 Device in camera shutter for maintaining separate blades in intimate contact with each other
04/24/1979CA1053054A1 Exposure control system with inertial characteristic
04/24/1979CA1053052A1 Camera with detachable electronic flash unit and exposure control system therefor
04/17/1979US4149794 Motor-driven shutter mechanism
04/17/1979US4149785 Diaphragm-type exposure control system having braking arrangement
04/03/1979US4147418 Photographic exposure control system with independent ambient and artificial illumination control modes
03/1979
03/27/1979US4146189 Winding up device for camera
03/20/1979US4145132 Opening and closing device of a camera shutter mechanism
03/13/1979US4143958 Controlling circuit for electric shutters
03/13/1979US4143957 Control device of shutter for camera
03/13/1979US4143955 Flash synchronization controlling means for program type electric shutters
03/13/1979CA1050323A1 Camera shorting mechanism to prevent inadvertent flashbulb firing
03/06/1979US4142789 Charging mechanism of a camera shutter
02/1979
02/27/1979US4141638 Focal plane shutter
02/27/1979US4141637 Electrically controlled self-timer devices for single lens reflex cameras
02/27/1979US4141636 Zoom lens with movable diaphragm
02/27/1979US4141634 Light leakage preventing device for focal plane shutters
02/21/1979EP0000811A1 Camera having an automatic control mechanism and piezoelectric energy conversion means
02/13/1979US4139295 Safety device for an electrically controlled camera slit shutter
02/13/1979US4139290 Lens stop auxiliary brake control device in automatic exposure camera of the lens stop value control type
01/1979
01/30/1979US4137539 Single lens reflex camera
01/23/1979US4135799 Photographic camera with flashlight contacts
01/23/1979US4135797 Shutter lock means for cameras
01/16/1979US4134659 Camera shutter control means
01/16/1979US4134658 Shutter release system for a camera
01/09/1979US4133608 Electromagnetic shutter release device
01/02/1979US4132474 Electromagnetic release device for use in cameras
12/1978
12/19/1978US4130357 Flexible shutter for photographic camera
12/12/1978US4129877 Photographic camera having electromagnetic operation control
12/12/1978US4129371 Electromagnet controlled scanning shutter blade arrangement
12/12/1978US4129370 Controlling circuit for electric shutters
12/12/1978US4129368 Last flash inhibit for magnet actuated scanning shutter blade arrangement
12/12/1978US4129367 Exposure control system
12/12/1978CA1044064A1 Controlling flash exposure for maximum depth of field
11/1978
11/28/1978US4127326 Electric shutter
11/21/1978US4126877 Safety device for an exposure amount control equipment
11/14/1978US4125848 Exposure control device for a single lens reflex camera
11/07/1978US4124857 Camera
10/1978
10/31/1978US4123766 Electrically controlled photographic shutter
10/31/1978CA1041342A1 Camera with simultaneously pivoting and translating blades
10/17/1978US4121235 Electromagnetically operated shutter mechanism
10/10/1978US4119986 Control device of a shutter for a camera
10/03/1978US4118724 Camera with selector for either electromagnetic release or mechanical release
10/03/1978US4118721 X-contact device for bladed shutter
10/03/1978US4118717 Automatic film-exposure control system and electrical power supply means for a photographic camera
10/03/1978US4118331 Method for working metal and lubricants for use therein
09/1978
09/19/1978US4115791 Film-transporting and shutter-cocking mechanism for still cameras
09/12/1978US4114175 Shutter mechanism
09/12/1978US4114174 Shutter opening and closing mechanism for cameras
09/12/1978US4114173 Photographic camera with an operation mode display device
09/12/1978US4114170 Flash mechanism for camera
09/12/1978US4113359 Automatic diaphragm assembly
09/05/1978US4112451 Low-inertia electronic shutter
09/05/1978US4112450 Shutter device for a photographic camera
09/05/1978US4112448 Resettable self-timer
09/05/1978US4112441 Exposure control device
08/1978
08/29/1978US4110773 Brake system for focal plane shutters of photographic cameras
08/29/1978US4110772 Camera shutter having bound prevention device
08/29/1978US4110767 Shutter and view finder for single lens reflex camera
08/29/1978US4110764 Camera shutter
08/22/1978US4109267 Shutter control apparatus for camera devices
08/22/1978US4109266 Braking mechanism for focal plane shutters
08/22/1978US4109265 Focal plane shutter
08/22/1978US4109258 Shutter for cameras
08/22/1978US4108543 Camera for motion and still pictures
08/15/1978US4107709 Exposure time control circuitry for cameras
08/15/1978US4107708 Shutter control circuit having exposure time display
08/15/1978US4107706 Camera apparatus
08/15/1978US4107705 Bladed shutter
08/08/1978US4106034 Camera having multizone shutter mechanism
08/01/1978US4104667 Mounting means for blades of photographic shutters
08/01/1978US4104666 Exposure control circuit for camera
08/01/1978US4104665 Contact mechanism of shutter for camera
08/01/1978US4104660 Camera having automatic shutter recock by film processing mechanism
08/01/1978US4104657 Piezoelectric electronic shutter control for cameras
08/01/1978US4104653 Scanning shutter blade arrangement with ambient and flash ranges
07/1978
07/18/1978US4101915 Gearing for camera operation
07/18/1978US4101914 Indicating devices for use in cameras
07/18/1978US4101792 Mechanically-powered electric generator for instant-photographic camera and other apparatus
07/11/1978US4100558 Automatic-exposure control device for optical instruments
07/04/1978US4099195 Camera having automatic and manual exposure-time determination
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