Patents by Inventor Carl M. Schoene

Carl M. Schoene 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).

  • Sealing structure for metal vapor arc discharge lamps
    Patent number: 4713580
    Abstract: A seal button comprising a first circular portion having a diameter approximately equal to the outside diameter of the arc tube, the first circular portion having a groove extending across the diameter of the first circular portion, the groove having a depth greater than or approximately equal to the thickness of the first circular portion; and a second circular portion concentric with and extending from the first circular portion, the second circular portion having a diameter of appropriate length for being inserted into an end of the arc tube; the seal button having an opening extending axially through the approximate center thereof, the opening being configured for receiving the electrical feedthrough portion of an electrode assembly.
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: December 15, 1987
    Assignee: GTE Products Corporation
    Inventor: Carl M. Schoene