Patents Assigned to PBT INTERNATIONAL LIMITED
  • Method of removing the imaging drum of a laser and printer imaging cartridge
    Patent number: 8942593
    Abstract: A method of removing the imaging drum (2) of a desktop laser printer and the like wherein pressure is applied to either one or both of the stub bearings (5) of the imaging drum mounted in support bearings (7) attached to the body of the printer cartridge to dislodge the stub bearings and thereafter the application of pressure is continued to force the stub bearings out of their support bearings to allow the drum to be released. This avoids the disadvantages of present known methods one of which involves sawing through the imaging drum and then sliding the two cut halves out of their respective bearings in the printer cartridge.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: January 27, 2015
    Assignee: PBT International Limited
    Inventor: Jeremy Peter Thompson
  • METHOD OF REMOVING THE IMAGING DRUM OF A LASER AND PRINTER IMAGING CARTRIDGE
    Publication number: 20110038648
    Abstract: A method of removing the imaging drum (2) of a desktop laser printer and the like wherein pressure is applied to either one or both of the stub bearings (5) of the imaging drum mounted in support bearings (7) attached to the body of the printer cartridge to dislodge the stub bearings and thereafter the application of pressure is continued to force the stub bearings out of their support bearings to allow the drum to be released. This avoids the disadvantages of present known methods one of which involves sawing through the imaging drum and then sliding the two cut halves out of their respective bearings in the printer cartridge.
    Type: Application
    Filed: October 21, 2008
    Publication date: February 17, 2011
    Applicant: PBT INTERNATIONAL LIMITED
    Inventor: Jeremy Peter Thompson