Patents Represented by Attorney H. F. Mamann

Find this attorney in the Justia Lawyer Directory

  • Ink roller for rotary press
    Patent number: 5184552
    Abstract: An ink metering roller for a keyless inking system which comprises a steel or aluminum roller core and an outer surface of highly wear-resistant hard particles imbedded in an oleophilic and hydrophobic bonding matrix, which matrix is subject to wear by contact with a coacting doctor blade, thereby creating gaps or interstices between the hard particles for conveying fixed amounts of input ink to the rotary press.
    Type: Grant
    Filed: October 17, 1989
    Date of Patent: February 9, 1993
    Assignee: Rockwell International Corporation
    Inventor: Yuji Ijichi