Celebrity Inventors
Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7226223 | Camera with motorized film advancement A camera (2) has a main body (4) defining a pair of film chambers on opposite sides of an exposure opening (18) comprising a first chamber (14) for receiving a film cassette having a central spool to which film is secured and a second cha... | 06/05/2007 |
| 6357935 | Lens barrel control apparatus A camera or a lens barrel control apparatus of a type in which the locking or unlocking of the cover of a cartridge chamber is controlled by the position of a lens, includes a structure in which, when an abnormality occurs in a driving operation of the le... | 03/19/2002 |
| 6275660 | Manual-wind camera A manual-wind camera having a wind lever in which a film having no sprocket holes is loaded, the film being wound on a take-up spool, frame by frame, by manually operating the wind lever, includes a pulse generator which generates pulses in accordance wit... | 08/14/2001 |
| 6253030 | Camera shutter A shutter for a camera has a film advance mechanism for advancing film past a shutter opening and a stroboscope for emitting light. The shutter has a base plate having the shutter opening, opening sectors for undergoing opening movement in an operational ... | 06/26/2001 |
| 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 ratchet wheel, which is rotated in association with the wind... | 10/03/2000 |
| 6021282 | Control apparatus for film advance drive motor in a camera A camera and method for controlling operation of the camera. The camera includes a film path for receiving a filmstrip and a transport mechanism for advancing the filmstrip along the film path. A motor connected to the transport mechanism is provided for ... | 02/01/2000 |
| 5946511 | Single actuator for motor control in a camera An actuator mechanism of simple and inexpensive design is incorporated in a camera structure to control a motor advance film winding system. The actuator includes a metering mechanism interface, a motor activation switch interface, and a shutter mechanism... | 08/31/1999 |
| 5923912 | Perforation detection device and camera provided with the perforation detection device A perforation detection device of a contact piece type to be built into a camera. A detection section of a first contact piece arranged on the rear surface side of a path in which the perforations of a film advance in a film feeding stage is constructed o... | 07/13/1999 |
| 5893655 | Mode changeover for film advance/film rewind in motorized camera A motorized camera comprising a bi-directional film drive motor having respective direction modes for film advance and for film rewind, and a movable door latch, is characterized in that the door latch is coupled with the motor to change the direction mod... | 04/13/1999 |
| 5815754 | Closing light lock of film cassette turns off film-wind-into-cassette motor, in one-time-use camera A camera for use with a film cassette having a spool rotatable to wind an exposed filmstrip including a trailing film end portion into the cassette and a light lock movable to be closed after the trailing film end portion is wound into the cassette, compr... | 09/29/1998 |
| 5721996 | Power transmission apparatus The invention is directed to an engaging mechanism. The engaging mechanism comprises a cam element which moves upon modification of an engaging position, a cam follower abutted against a cam surface of the cam element, a detecting element for detecting a ... | 02/24/1998 |
| 5659831 | Detection device and method to locate film A detection apparatus for locating a film position detects the position with a simple structure. The apparatus uses a plurality of position detection holes for each picture frame in a film. The holes are repeatedly formed in the film in a certain arrangem... | 08/19/1997 |
| 5483310 | Film cartridge and a camera employing the film cartridge A film cartridge includes a rewinding shaft for rewinding a film, a case having a film exit/entrance and accommodating the film rewound by the shaft therearound in a light-intercepted condition, and a locking mechanism for locking the leading portion of t... | 01/09/1996 |
| 5481325 | Mechanism for locking cartridge compartment cover of camera A cover-locking mechanism for locking a cover with respect to a cartridge compartment so that the cover is prevented from being opened when a film cartridge is accommodated inside the cartridge compartment with a film thereof being outside the film cartri... | 01/02/1996 |
| 5422695 | Camera A camera, in which film is pulled out of a Patrone which is mounted according to a drop-in procedure and then taken up by a spool, comprises a spool for taking up film, and a pull-out sheet that has one end fixed to the spool and the other end passing ove... | 06/06/1995 |
| 4816852 | Camera A camera in which a film is continuously taken up to a take up reel from a film magazine being loaded then the film is rewound one frame by one frame into the film magazine for making a photographing, wherein a feeding of the film is made by a driving pow... | 03/28/1989 |
| 4660950 | Motor-driven camera control mechanism A control mechanism for a motorized disk film camera which is of simple, compact and inexpensive construction and yet provides one-button operation to expose the film and actuate a motor which disengages the film and cocks the shutter, then advances and l... | 04/28/1987 |
| 4610522 | Mode change-over device for pre-winding type camera A mode change-over device for a mode change-over device for a pre-winding type camera in which, after a loading of a film patrone in the camera and before the shooting, a pre-winding of the film is conducted to fully pre-wind the film on a spool and, when... | 09/09/1986 |
| 4586801 | Mode changing mechanism for pre-winding type photographic camera A pre-winding type photographic camera is provided with a mode changing mechanism for changing its operational mode between a pre-winding mode in which film is drawn out from a film magazine loaded in the camera and is taken up around the spool of the cam... | 05/06/1986 |
| 4516843 | Camera A camera comprising two parts, i.e., a main camera body and a movable body portion, one of which includes a film supply chamber and the other includes a film take-up chamber. The movable body portion is capable of extensibly moving to its film loading pos... | 05/14/1985 |
| 4444482 | Film detecting device in automatic film winding type camera A camera device for controlling a motor-driven, automatic film winder which winds unexposed film in a camera includes first and second electrical contacts disposed on opposite sides of a film path for detecting the absence of film in the film path. The co... | 04/24/1984 |
| 4407577 | Autoloading apparatus for photographic film An autoloading apparatus comprising a take-up spool for winding a film thereon, a film transport member for transporting the film to the take-up spool, a motor for driving the spool and the transport member, a first detecting member for energizing the mot... | 10/04/1983 |
| 4364649 | Film winding and lens control mechanism for automatically focusing camera In an automatically focusing camera, the lens is driven to infinity during film winding and the film winding spool is blocked when film winding is completed. Upon shutter release actuation of the camera, film winding is unblocked when the automatic focusi... | 12/21/1982 |
| 4339189 | Film advance restraining device of a camera A film advance device of a camera having a shutter device controlled by the output of an exposure time control device includes a film advance shaft, a cam member operatively associated with the shaft, latch means displaceable between a position in which i... | 07/13/1982 |
| 4281911 | Motorized film-transporting mechanism A motorized film-transporting mechanism for roll film cameras has a motor-circuit switch arranged in the path of movement of a film sensor so as to be closed when a film is present in the camera. A film counter is biased to zero position when the camera b... | 08/04/1981 |
| 4256394 | Camera automatic film winding device An automatic film winding device in a camera in which a camera winding coupling is coupled to a motor drive side through a power transmission mechanism having a cam and a follower. The device comprises a cam system having a first cam for maintaining a mot... | 03/17/1981 |
| 4248511 | Motorized still camera A motorized still camera has a housing which can receive film cassettes in a film chamber at the rear side of the housing. A motor-drive of the camera includes a motor which is located forwardly of the cassette take-up section, in direction towards the fr... | 02/03/1981 |
| 4201460 | Motor-driven still camera A motor-driven still camera in which all functions associated with making of an exposure and readying the camera for the next exposure are effected by operation of the motor, and a user need exert only the small force required to close a motor-actuating s... | 05/06/1980 |
| 4199243 | Release mechanism for camera A release mechanism for camera of the type to which a motor winding unit may be selectively coupled to carry out rapid sequence film exposure is disclosed. The release mechanism is a constructed as a mechanical AND mechanism two inputs of which are change... | 04/22/1980 |
| 4196992 | Camera film winding and shutter release mechanism A motorized system for a camera using a common motor for film winding and shutter release wherein the shutter release operation is performed for a first direction of rotation of the motor and the film winding operation performed for the second or opposite... | 04/08/1980 |
| 4192599 | Switch mechanism for a motor driven device In a camera provided with a motor driven device, a switch is employed for effecting ON-OFF operation of the device, and switch means is operatively associated with the advance lever of the camera and is adapted to assume different positions for the retrac... | 03/11/1980 |
| 4162837 | Motor drive device for camera A motor drive device for a camera includes a planetary gear mechanism having a sun gear coupled to the driving side and a planet gear adapted to revolve around the sun gear in mesh with an internal gear coupled to the driven side. The revolution of the pl... | 07/31/1979 |
| 4047192 | Photographic apparatus with sequencing system A photographic apparatus including a "sequencing system" for initiating and controlling the orderly performance of functions in a cycle of apparatus operation that includes the exposing and processing of a self-developing film unit. The "sequencing system... | 09/06/1977 |
| 3987466 | Switching device for an automatic camera A switching device for use in a fully automatic camera including a chamber for receiving and locating a disposable cassette therein such that a foremost member of an assemblage, including photosensitive film units in stacked relation and a dark slide cove... | 10/19/1976 |
