Patents by Inventor John M. Peris

John M. Peris 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).

  • Bar stock feeder
    Patent number: 4413939
    Abstract: A bar stock feeder has both horizontal and vertical adjustment of the carrier standards and a quick acting locking and pneumatic connecting assembly for engaging the bar stock tube assembly which is supported and aligned on the standard by a retainer assembly.
    Type: Grant
    Filed: July 28, 1981
    Date of Patent: November 8, 1983
    Assignee: Hardinge Brothers, Inc.
    Inventor: John M. Peris
  • Machine tool guard door assembly
    Patent number: 4226322
    Abstract: An automatic programmed machine tool having guard doors is shut down by an interlock system whenever a guard door is opened.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: October 7, 1980
    Assignee: Hardinge Brothers, Inc.
    Inventor: John M. Peris