Patents by Inventor David Alexander PYRAH

David Alexander PYRAH 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).

  • Hair clipper operating switch with reset function
    Patent number: 10981285
    Abstract: An electrically operable clipper has a body portion and a head portion, wherein the head portion includes a movable cutter and a fixed comb. The clipper includes an internally located electric motor operable to move the movable cutter. The clipper further includes an operating switch movable between an off position, an operating position and a reset position, wherein the reset position operates a motor reset module of the clipper.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: April 20, 2021
    Assignee: LISTER SHEARING EQUIPMENT LIMITED
    Inventors: Robin James Howell, David Alexander Pyrah
  • HAIR CLIPPER HAVING DUAL FAN MOTOR
    Publication number: 20190329431
    Abstract: An electrically operable clipper having a body portion and a head portion, wherein the head portion includes a movable cutter and a fixed comb. The clipper includes an internally located electric motor operable to move the movable cutter. The electric motor is provided with a first and second air moving structure operable to move air over and through the electric motor, in use.
    Type: Application
    Filed: April 25, 2019
    Publication date: October 31, 2019
    Inventors: Robin James HOWELL, David Alexander PYRAH
  • HAIR CLIPPER OPERATING SWITCH WITH RESET FUNCTION
    Publication number: 20190329432
    Abstract: An electrically operable clipper has a body portion and a head portion, wherein the head portion includes a movable cutter and a fixed comb. The clipper includes an internally located electric motor operable to move the movable cutter. The clipper further includes an operating switch movable between an off position, an operating position and a reset position, wherein the reset position operates a motor reset module of the clipper.
    Type: Application
    Filed: April 25, 2019
    Publication date: October 31, 2019
    Inventors: Robin James HOWELL, David Alexander PYRAH