Patents by Inventor Harry Omer MORRISON, JR.

Harry Omer MORRISON, JR. 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).

  • Hole saw arbor
    Patent number: 11964332
    Abstract: A hole saw arbor with mechanically automated plug removal to automatically remove the center plug of debris following drilling with the hole saw. A slidable collar is placed in an upper position on a threaded shaft to drill with the hole saw, and slid to a lower position on the threaded shaft for automated function of an ejection plate to rise within the hole saw to slowly eject a plug of removed material.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: April 23, 2024
    Inventor: Harry Omer Morrison, Jr.
  • HOLE SAW ARBOR
    Publication number: 20210154750
    Abstract: A hole saw arbor with mechanically automated plug removal to automatically remove the center plug of debris following drilling with the hole saw. A slidable collar is placed in an upper position on a threaded shaft to drill with the hole saw, and slid to a lower position on the threaded shaft for automated function of an ejection plate to rise within the hole saw to slowly eject a plug of removed material.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 27, 2021
    Inventor: Harry Omer MORRISON, JR.