Patents by Inventor Eugene D. Hamaker

Eugene D. Hamaker 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).

  • Extended life grate bar
    Patent number: 5361892
    Abstract: An improved, long-life grate bar for use in the traveling grate bar mechanism of a solid-fuel-burning furnace apparatus and having hard wear pad inserts which are disposed within the end portions of the grate bar which ride along support rails. The wear pad inserts can be fabricated from a hard nickel-steel alloy material and can be integrally formed in the grate bar.
    Type: Grant
    Filed: October 6, 1993
    Date of Patent: November 8, 1994
    Assignee: Detroit Stoker Company
    Inventors: Eugene D. Hamaker, David C. Reschly
  • Extended life grate bar
    Patent number: 5265543
    Abstract: An improved, long-life grate bar for use in the traveling grate bar mechanism of a solid-fuel-burning furnace apparatus and having hard wear pad inserts which are disposed within the end portions of the grate bar which ride along support rails. The wear pad inserts can be fabricated from a hard nickel-steel alloy material and can be integrally formed in the grate bar.
    Type: Grant
    Filed: June 22, 1992
    Date of Patent: November 30, 1993
    Assignee: Detroit Stoker Company
    Inventors: Eugene D. Hamaker, David C. Reschly