Patents by Inventor Benjamin H. Matthews

Benjamin H. Matthews 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).

  • Trigger operated tool handle switch
    Patent number: 4379214
    Abstract: An electric switch mechanism for portable electric motor drive type tools having a reciprocable contact carrier and a movable electrically conductive bridging contact carried by the contact carrier for making and breaking electrical contact with coacting stationary contacts in the switch mechanism. The bridging contact has a protuberance at each point of contact with the contact carrier to ensure that such contact therebetween at each such point is always at the same spot(s) on the bridging contact when the bridging contact is reciprocated by the contact carrier in either direction.
    Type: Grant
    Filed: December 28, 1981
    Date of Patent: April 5, 1983
    Assignee: Lucerne Products, Inc.
    Inventor: Benjamin H. Matthews
  • Movable contact carrier for an electrical control
    Patent number: 4064380
    Abstract: This invention relates to an electrical switch actuated by a longitudinally reciprocatable contact carrier and such reciprocation being brought about by tilting of a rocker actuator by means of a push button effect.
    Type: Grant
    Filed: February 25, 1976
    Date of Patent: December 20, 1977
    Assignee: Lucerne Products, Inc.
    Inventor: Benjamin H. Matthews