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7330646 |
Camera film prewinding using D-shaped film perforations
A film camera has a body enclosing a light-tight film space. A film unit disposed in the film space, includes a filmstrip having a longitudinally extending row of uniform perforations. The...
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6842584 |
Disengagement mechanism for film pre-loading and film pre-loading method
A system and method for pre-loading film into a camera in non-darkroom conditions is provided. A fixture or tool is used to disengage the film metering system for pre-loading the camera with film....
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6636695 |
Dual action shutter release with thumbwheel brake and methods
A shutter release-thumbwheel brake for a camera has a thumbwheel, a shutter release, and a sprag. The shutter release is pivotable reative to the thumbwheel between a ready position and a first...
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6580878 |
Simplified shutter release assembly and camera having same
The invention relates to a shutter release apparatus for use in a camera for capturing images on a perforated film. The shutter release apparatus has a rotatable thumb wheel movable along an axis...
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6400903 |
Remote camera relay controller method and apparatus
A remote camera relay method and apparatus for remotely operating a self-contained, unattended digital camera over a communications link. Format conversion means are included for transparently...
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6360061 |
Camera with a device for locking the film feed
A camera comprises a film feed device ( 9 ) for feeding a light-sensitive film arranged in the camera, a shutter release device ( 300 ) for releasing a photographic shutter ( 10 ) of the camera for...
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6126333 |
Manual film winding device of a camera
A manual film winding device of a camera has a winding lever which is manually rotated between a winding start position and a winding end position. Also provided are a ratchet mechanism having a...
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6070014 |
Anti-backup pawl for manual film winder reinforced when film winder reverse rotated
A camera comprising a rotatably supported film winding wheel that has a series of teeth and is manually rotated in a film winding direction, and an anti-backup pawl that is resiliently supported...
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6052532 |
One-time-use camera with anti-backup pawl engaging film spool to prevent reverse unwinding rotation of film winder
A one-time-use camera having a film take-up chamber, a film spool rotatable in the film take-up chamber, a film winding thumbwheel supported for winding rotation in coaxial engagement with the film...
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6038402 |
Method of disengaging anti-backup pawl from film winder to permit unexposed filmstrip to be prewound from film cartridge during manufacture of one-time-use camera
A method of disengaging an anti-backup pawl from a film winding thumbwheel to permit an unexposed filmstrip to be prewound from a film cartridge during original manufacture or recycling of a...
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5999745 |
One-time-use camera with anti-backup mechanism to prevent reverse unwinding rotation of film winder
A camera comprising a film winding thumbwheel supported for rotation in a film winding direction and an opposite film unwinding direction, an anti-backup wheel supported for rotation in engagement...
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5991553 |
Mechanism for preventing reversal of rotation
In a ring-shaped resilient member, a multiplicity of protrusions inwardly extending from the inner radius are arranged substantially isometrically about the center. When a fork is rotating...
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5991552 |
Metering/release/reset mechanism in camera
A one-time-use camera comprising a backframe opening at which successive image areas of a filmstrip are exposed, a film winder rotatable to wind an exposed image area of the filmstrip from the...
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5956526 |
One-time-use camera with deflector for preventing anti-backup pawl from engaging film winder during camera assembly
A one-time-use camera which comprises a first part including a film winding thumbwheel rotatably supported for winding and unwinding rotation, and a second part assembled to the first part and...
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5933669 |
Film winding mechanism with reduced space requirements
A film winding mechanism of a camera uses a film cartridge in which a film rolled around a cartridge spool is accommodated. The camera has a take-up spool for winding the film that is drawn out of...
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5826120 |
One-way winder, film advance and camera
A one-way winder having a body defining a bifurcated guideway. The guideway has a trunk and first and second branches. The guideway has at least one portal connecting the branches. The director is...
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5812884 |
Closing light lock of film cartridge breaks anti-backup pawl for film winder wheel in one-time-use camera, to prevent unauthorized reuse
A one-time-use camera for use with a film cartridge having a spool rotatable to wind an exposed filmstrip including a trailing film end portion into the cartridge and a light lock movable to be...
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5773940 |
Power drive device
A power drive device is disclosed that includes a motor, a control device coupled to the motor, and a rotatable reference axle member rotatably interlocked with the rotation of the motor. A first...
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5765065 |
Single-use camera with reduced winding noise
A single-use camera which includes: a film winding knob, capable of rotating in the winding direction, for winding a film so as to feed the film frame by frame; a reversion-preventing member,...
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5761542 |
One-time-use camera with film door which when opened to remove film cartridge breaks anti-backup pawl for film winder wheel
A one-time-use camera comprising a film winder wheel rotatable in a film winding direction and a rear cover part with an integral door portion that is to be opened to remove a film cartridge from a...
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5737656 |
Pump camera
A camera includes a body portion having a cartridge chamber for retaining a film cartridge and a film chamber for retaining a filmstrip a pump cover coupled to the body portion and movable in...
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5737640 |
Combination metering cam and film transport thumbwheel
A film drive gear has a thumbwheel that is rotated by a camera user and also has a shutter cam surface that rotates with the thumbwheel to reset a shutter mechanism and has a film metering cam...
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5724622 |
Film metering mechanism
A camera includes a body portion having a cartridge chamber for a film cartridge and a film chamber for a filmstrip, a high energy lever returnable to a cocked position, and a film metering pawl...
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5723266 |
Method of processing silver halide photosensitive material
A method of processing a photosensitive material is provided in which change in photographic properties is not caused and reading properties for magnetic recording information of a photosensitive...
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5713056 |
Film feeding apparatus of camera
A film feeding apparatus of a camera moves a film when the camera is switched to its nonoperative state or has not been operated for a predetermined time, in order that focusing is not affected by...
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5701536 |
Camera with film metering responsive shutter release
A camera includes a depressible shutter relase button; and a film metering mechanism for metering a filmstrip in the camera. The shutter release button is positioned on one side of a pivotable...
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5652933 |
Camera with locking device for securing film winder and frame counter after completed film use
A camera comprising a film winder rotatable to wind individual frames of a filmstrip into a take-up chamber after each frame is exposed, and a frame counter rotatable to indicate how many frames...
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5628040 |
Film transfer device used in a camera
A film transfer device of a camera, which consists of a charging means for controlling one frame transfer of a film. The charging means is engaged with a winding part and a rewind spindle RS. A...
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5625431 |
Automatic film winding device for a camera
A film winding unit is removably attached to a film unit so as to engage a coupling gear with a film winding wheel. The coupling gear is connectable to a gear train through a clutch member. While...
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5614975 |
Film brake applied by exposure initiation
A photographic camera, including a moveable exposure initiation member, is provided with a film brake that is applied by movement of the member to initiate an exposure. The brake engages an element...
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5576790 |
Anti-backup mechanism for preventing reverse rotation of film winder in camera
A camera comprises manually rotatable film winding means, and a uni-directional clutch coupled to the film winding means to permit film winding rotation of the film winding means and to prevent...
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5365295 |
Film transporting system for photographic camera
A film transporting system for a photographic camera is adapted to advance a film roll loaded in the camera by one frame upon replacement of a source battery. A film transporter including an...
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5049908 |
Photographic camera and film
A 35 mm-wide photographic film without any perforations typically used to transport this kind of film has one side of its rectangular effective photographic area in a widthwise direction made...
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5005035 |
Camera operating mechanism
Operating mechanism for cameras, particularly of the single use type, in which a first gear wheel depressed by the shutter release button thus unblocks a spring biased slide member initially...
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4945369 |
Film magazine for underwater cameras
A film magazine for underwater cameras includes an outer housing attachable to an underwater camera. A seal is provided which seals the junction of the camera and film magazine. A pair of extended...
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4914462 |
Metering defeat mechanism
A photographic camera is disclosed for use with a film cassette in which a filmstrip has a row of metering perforations in its imaging portion, adjacent a longitudinal film edge, for engagement...
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4716427 |
Camera means for regulating the exposure area of a frame of film
A camera having means for regulating the exposure area of a frame of film has one operating member extending to the outside of the camera body and arranged to operate a regulating plate inside the...
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4711545 |
Film advance mechanism
In a film advance mechanism for perforated film, locking elements are provided to guarantee the image position for each exposure. They block the film transport sprocket against further movement...
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4693579 |
Arrangement for winding cameras
The present invention relates to an arrangement equipped with a motor and a transmission device for the winding of those cameras provided with a winding shaft which is accessible from the outside...
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4655573 |
Film winding error prevention apparatus
In a photographic camera, a manual wind member for rotating a take-up spool to wind a filmstrip into the spool is locked each time a fresh film frame is advanced to an exposure position and is...
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4611895 |
Metering roll film holders and multi-format camera
A multi-format camera is provided for taking pictures in several different sizes, such as 21/4×15/8 ins. and 21/4×23/4 ins., on separate rolls of similar length film. A plurality of roll film...
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4436399 |
Apparatus for transporting or positioning of a strip-shaped light-sensitive material with reference to a picture window
A roll film (25) is guided behind a fixed light-path opening (22) in a housing 20 which limits the largest format of the pictures producible with the housing. Opposite areas of the light-path...
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4397535 |
Film threading apparatus
In a camera, a film threading apparatus operates to feed a film leader extending out of a film cassette from a supply chamber to a take-up chamber. The film cassette is loaded in the supply chamber...
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4332448 |
Film winding safety mechanism
A film winding safety mechanism is disclosed in which film metering and shutter-actuator mechanisms are driven from a sprocket wheel which is driven by film only when the film is properly loaded in...
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4268150 |
Disposable camera with simplified film advance and indicator
An inexpensive, small size, disposable camera is provided. The camera utilizes a preloaded film and includes a film strip indicator which is driven by the shutter mechanism for display at the front...
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4221478 |
Film feeding mechanism for camera
A simple mechanism is provided for winding film in a film cassette in which a pawl engages a perforation in each film frame to actuate a film stop device which, in turn, disengages the pawl from...
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4180314 |
Apparatus for varying picture size before or after film advance
The apparatus includes an image field limiting frame and at least one movable mask for the purpose of varying picture size in a line parallel to the direction of film travel and means to control...
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4174899 |
Film advance device for cameras
A camera film metering mechanism includes a driven member coupled to the film takeup spool and having a driven hub, a drive member coupled to a motivating member and including a drive hub...
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4110768 |
Automatic film wind up device for a camera
In an automatic film wind up device including a drive disc driven by an electric motor and a driven disc connected to a film wind up shaft and rotated by the drive disc, the drive and driven discs...
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4003268 |
Film winding device for photographic cameras
An improved film winding device for photographic cameras, having a sprocket, a sprocket rotation limiting member and an engaging member, both of which move in unity with the sprocket, a stopper...
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