Patents by Inventor Erwin B. Byam

Erwin B. Byam 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).

  • Hydraulic and mechanical punch holder adjustment
    Patent number: 4170051
    Abstract: Mechanism for effecting the fine adjustment of punch holders in a header or the like, which mechanism can be actuated from a readily accessible position on the machine, remote from the punch holder, and the mechanism being either entirely mechanical or partially hydraulic; supplemented by an alternative lock-up mechanism for use with punch holder studs for remote release of the holders to permit fine adjustment.
    Type: Grant
    Filed: October 25, 1977
    Date of Patent: October 9, 1979
    Assignee: Textron Inc.
    Inventors: George F. O'Keefe, Donald A. Roy, Erwin B. Byam