Patents by Inventor William Emil Jung

William Emil Jung 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: 5964137
    Abstract: An apparatus for cutting notches in the ends of metal or plastic pipes and tubes, the apparatus being a bantam twin pipe notcher, comprising a base plate with alignment pins for mounting to a press; the base plate further including two vertical parallel die holders wherein a spring-loaded punch holder with a cutting tool and die blocks are mounted therebetween. The opposite ends of the cutting tool has cutting ends of different radii or shapes for notching two different size pipes or tubes without interchanging the tool and die combination.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: October 12, 1999
    Inventor: William Emil Jung