Patents by Inventor Eldon D. Blumer

Eldon D. Blumer 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).

  • Crusher
    Patent number: 4848679
    Abstract: A crusher with opposed jaw members that relatively reciprocate in a substantially linear path to crush material. The jaw members have stepped cruching faces, and a step in a crushing face is defined by a crushing expanse delineated by the front surfaces of spaced bars in a grid assembly. Pivoted arms may be employed to mount a movable jaw member.
    Type: Grant
    Filed: February 22, 1988
    Date of Patent: July 18, 1989
    Inventor: Eldon D. Blumer