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Class 396/304 - Having nonelectrochemical power source


Subclass of Class 396 - Photography
Definition: Subject matter wherein power is generated by means other
No. of patents: 15
Last issue date: 07/17/2007


NumberTitleIssue Date
7243734Power tool with battery power supply
The present invention relates to a power tool with battery power supply comprising a main body and a detachable battery package which are connected with each other via a securing frame and a locking assembly. The securing frame includes a guiding device, an locking/...
07/17/2007
7048574Resilient contact structure with bypass wire and camera having such contact
A contact structure having a spring with electro conductivity. The spring is fixed at one inner end side of a battery housing by engaging a plurality of inflection parts of the spring to one end side of the battery housing. The spring urges the battery to the other ...
05/23/2006
6977479Portable cell phone battery charger using solar energy as the primary source of power
A portable, cellular phone battery charger using solar energy as the primary source of power and including two separate solar panels and a battery/switch containing unit. The two panels are hingedly connected together, and the battery/switch containing unit is hinge...
12/20/2005
6535695Luminous function display device for a camera
A functional device has an operating button to control a function, a display window containing an indication of the function and a luminous device, containing a luminous material to illuminate the operating button and display window. The luminous device i...
03/18/2003
6366739Equipment using solar battery
An apparatus adapted for use with a solar cell, such as a camera, includes a body and a cover member to which the solar cell is attached, where the cover member is movable between an open position and a closed position with respect to the body of the appa...
04/02/2002
6096969Apparatus adapted to use solar battery
An apparatus comprising a solar battery, or a device adapted to be used with the apparatus, includes a first arrangement for driving the apparatus into a redetermined state so as to prevent the apparatus from being adversely affected by heat from illumina...
08/01/2000
6094540Apparatus adapted to use solar battery
An apparatus adapted to use a solar battery or an apparatus applied to such an apparatus comprises a first cover which is provided on the apparatus adapted to use the solar battery, a second cover which is provided on the apparatus adapted to use the sola...
07/25/2000
6044230Apparatus having a battery-saving feature
An apparatus adapted for use with a battery includes an insulation unit for providing an insulating state between the apparatus and the battery, and a releasing unit for releasing the insulation unit in cooperation with an operation relating to use of the...
03/28/2000
5630187Lens device and method
A lens device that is not affected by changes in environmental conditions and is capable of manual and automatic focussing of the lens. Specifically, the lens device generates an appropriate operational load during manual operations of the lens using a si...
05/13/1997
5519468Photographic camera provided with automatic preparation for photographing
A photographic camera is provided with an automatic preparation function including a built-in microcontroller and a solar cell provided on an outer surface of the camera, wherein an electromotive force generated by the solar cell energizes the microcontro...
05/21/1996
5402204Camera
The camera of the invention has a clean and semi-external electric source. In the camera, an electric section includes a photometric circuit and a display unit. A solar cell is the electric source. A capacitor is charged by the solar electric power. A rel...
03/28/1995
4494854Energy saving camera
A camera having a photovoltaic cell such as a solar cell is provided. A power supply circuit of a camera comprises a solar battery, a second battery and a switch. If the second battery is a secondary battery, the switch is closed to connect the solar and ...
01/22/1985
4199245Power source switch for cameras
In a still or motion picture camera including an electric circuit such as a light measuring circuit, an exposure control circuit, a sound recording circuit, or a capstan driving circuit, the shutter release button is provided with a piezo-electric element...
04/22/1980
4118717Automatic film-exposure control system and electrical power supply means for a photographic camera
The "f" stop of a camera having a fixed shutter speed is automatically set by a galvanometer type control component that is energized by a mechanically powered electric generator which constitutes an integral part of the camera. The shutter is tripped in ...
10/03/1978
4001844Exposure control system
A system for controlling the closing of a camera shutter includes photosensitive means for detecting the available light level in the field of view of the camera to provide an output control signal a predetermined time after initiation of shutter closure ...
01/04/1977
 
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