Patents by Inventor Herbert Vohrer

Herbert Vohrer 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: 4098298
    Abstract: Flexible reinforced pressure and suction hose of the type in which a wire helix is sandwiched between inner and outer wall members including a strip of relatively hard material disposed between the wall members and wound intermediate the turns of the helix and spaced therefrom for forming a helical cavity between the wall members containing the helix and permitting movement of the helix therein. A stranded reinforcing layer may also be included between the wall members.
    Type: Grant
    Filed: December 30, 1975
    Date of Patent: July 4, 1978
    Inventor: Herbert Vohrer