Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Toner cartridge










Image Number 5 for United States Patent #6771922.

A toner cartridge for use in a laser printer has a toner reservoir or hopper in which an agitator is pivoted by a rotating paddle away from its home position proximate an exit opening and then returned to its home position by a spring exerting a predetermined desired force on the agitator after the agitator ceases to be moved by the paddle. The spring may be a cantilever spring, a torsion spring, or a stamped and formed leaf spring.








 
 
  Recently Added Patents
Optical switching device and communications system
Clock face
Systems and methods for sensing external magnetic fields in implantable medical devices
Hard disk drives having different rotational speeds
Printing apparatus and method of operation of a printing apparatus
Method and apparatus for selective decoding in a wireless communication system
Polyurethane resin, toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
  Randomly Featured Patents
Carrier strip for fastening elements and a magazine with the carrier strip
Rapid surface cooling of solder droplets by flash evaporation
Fiber devices and sensors based on multimode fiber Bragg gratings
Dual handle centerset faucet
Magnetic resonance imaging apparatus
Fuse with fuse link coating
Shoe upper
Method and apparatus for molding wind chimes with glass inserts
Roaming selection of a v-ePDG
Automatic and manual focus control lens barrel structure