Patents by Inventor Ng Boon Hang

Ng Boon Hang 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).

  • Simplified and adaptable flexible drive tensioner
    Patent number: 7892125
    Abstract: A device for tensioning a flexible drive member includes a pair of opposing contact elements adapted to simultaneously engage upper and lower spans of the flexible drive member. The device further includes a connecting member to draw the contact elements together and position the contact elements at a selected distance from each other to provide a predetermined tension to the flexible drive member. The tensioning device may be implemented in a print substrate transport subsystem adapted to move media through a print system.
    Type: Grant
    Filed: September 15, 2006
    Date of Patent: February 22, 2011
    Assignee: Xerox Corporation
    Inventors: Aaron T. Nelson, Ng Boon Hang, Alan Boo Keng Aik, Brent R. Jones
  • SIMPLIFIED AND ADAPTABLE FLEXIBLE DRIVE TENSIONER
    Publication number: 20080070730
    Abstract: A device for tensioning a flexible drive member includes a pair of opposing contact elements adapted to simultaneously engage upper and lower spans of the flexible drive member. The device further includes a connecting member to draw the contact elements together and position the contact elements at a selected distance from each other to provide a predetermined tension to the flexible drive member. The tensioning device may be implemented in a print substrate transport subsystem adapted to move media through a print system.
    Type: Application
    Filed: September 15, 2006
    Publication date: March 20, 2008
    Applicant: Xerox Corporation
    Inventors: Aaron T. Nelson, Ng Boon Hang, Alan Boo Keng Aik, Brent R. Jones