Patents by Inventor Andreas F. J. Weersink

Andreas F. J. Weersink 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: 4896421
    Abstract: A shaving apparatus is provided having a housing provided with a holder for at least one shaving unit, which shaving unit comprises an external shaving member with hair entry apertures and an internal shaving member which is rotatable relative to the external shaving member, which internal shaving member is coupled to a drive mechanism by means of a drive shaft, which shaft comprises at least two portions which are axially movable to one another, the holder being provided with a mounting plate for the shaving unit, which holder and mounting plate are movable relative to each other in axially inward and outward directions. The external shaving member is secured to the mounting plate by means of at least one resilient element, so that the external shaving member with the mounting plate is also movable relative to the holder in both axial directions.
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: January 30, 1990
    Assignee: U.S. Philips Corp.
    Inventors: Geert Geertsma, Hendrik Poel, Andreas F. J. Weersink