Patents by Inventor Taig Singh Rajpal

Taig Singh Rajpal has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8923734
    Abstract: A toner cartridge for an electrophotographic device including a housing having a reservoir that is in fluid communication with an exit port. A first end wall has a recess on an inner surface thereof in fluid communication with the reservoir and the exit port. A partially threaded drive shaft has an end received in a second end wall. An exit paddle having a drive hub is detachably mounted on the drive shaft near an unthreaded portion. Arms on the drive hub are received in the recess. A drive hub axial extension is received in the first end wall. The housing rotatably supports the drive shaft and exit paddle. A translatable toner platform rotatably connects to the drive shaft. When the drive shaft rotates the toner platform translates, moving toner toward the exit port, and the exit paddle rotates, delivering toner from the exit port.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: December 30, 2014
    Assignee: Lexmark International, Inc.
    Inventors: Jeffrey Alan Abler, Benjamin Erich Kant, Jonathan Murray Hill, Taig Singh Rajpal
  • Publication number: 20140079440
    Abstract: A toner cartridge for an electrophotographic device including a housing having a reservoir that is in fluid communication with an exit port. A first end wall has a recess on an inner surface thereof in fluid communication with the reservoir and the exit port. A partially threaded drive shaft has an end received in the second end wall. An exit paddle having a drive hub is detachably mounted on the drive shaft near an unthreaded portion. Arms on the drive hub are received in the recess. A drive hub axial extension is received in the first end wall. The housing rotatably supports the drive shaft and exit paddle. A translatable toner platform rotatably connects to the drive shaft. When the drive shaft rotates the toner platform translates for moving toner toward the exit port and rotates the exit paddle for delivering toner from the exit port.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 20, 2014
    Inventors: Jeffrey Alan Abler, Benjamin Erich Kant, Jonathan Murray Hill, Taig Singh Rajpal