Patents by Inventor Josef J. Walter

Josef J. Walter 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).

  • Shoe machine air blast mechanism and air blast safety device
    Patent number: 4283806
    Abstract: A device for cement applying mechanisms in shoe lasting machines, wherein a safety valve is caused to prevent air from entering an air feed line in the cement feed when there is no shoe in the shoe machine and the shoe machine has been actuated, thereby preventing the machine operator from being injured by hot cement, and where nozzles may be effectively used with an air blast to controllably project hot cement onto portions of insoles some of which may not be immediately thereadjacent.
    Type: Grant
    Filed: June 12, 1979
    Date of Patent: August 18, 1981
    Assignee: USM Corporation
    Inventors: Alphonse C. Kulik, Josef J. Walter