Patents by Inventor Henri Tanguay

Henri Tanguay 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).

  • Patent number: 4304060
    Abstract: A phonograph including a lower casing having a turntable. A cover is removably positionable over this turntable and has a top wall disposed in fixed parallel relationship to the plane of the turntable. The cover is made of a non-magnetizable material. A magnetizing disc is provided and having a plurality of magnets secured in a spaced apart manner on an upper face thereof. A drive post is provided and has a detachably securable end to connect to the disc and space the disc above the turntable. The post also has an engaging opposed end to engage with a center hole in the turntable to impart axial rotation to the post when the turntable rotates, whereby to impart a rotational drive to the disc to cause free displacement of magnetically attractable elements disposed on an outer surface of the cover when positioned thereover.
    Type: Grant
    Filed: June 20, 1980
    Date of Patent: December 8, 1981
    Inventor: Henri Tanguay