Patents by Inventor Harry Irving

Harry Irving 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).

  • Jaw crusher machine
    Patent number: 9901929
    Abstract: A jaw crusher machine has a double-acting jaw (110) that linearly reciprocates to reduce abrasive wear and tilts back and forth during the crushing and discharge strokes to create a peristaltic action that, depending on the direction of rotation of the driven shaft (118), aids the ingestion, crushing and discharge of either hard or soft feed materials.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: February 27, 2018
    Inventor: Harry Irving
  • Jaw Crusher Machine
    Publication number: 20170036212
    Abstract: A jaw crusher machine has a double-acting jaw (110) that linearly reciprocates to reduce abrasive wear and tilts back and forth during the crushing and discharge strokes to create a peristaltic action that, depending on the direction of rotation of the driven shaft (118), aids the ingestion, crushing and discharge of either hard or soft feed materials.
    Type: Application
    Filed: August 5, 2015
    Publication date: February 9, 2017
    Inventor: Harry Irving
  • Pet comb
    Patent number: D332511
    Type: Grant
    Filed: April 2, 1991
    Date of Patent: January 12, 1993
    Assignee: Harry Irving & Company Limited
    Inventor: Harry Irving