Patents by Inventor Johannes W. Schiferli

Johannes W. Schiferli 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).

  • Hot-gas reciprocating engine having controlled coupling of a combustion air fan
    Patent number: 4075844
    Abstract: A hot-gas reciprocating engine whose shaft is coupled to the combustion air fan via sucessively a variable transmission, constructed as a slip coupling whose degree of slip is inversely proportional to the temperature of the heater, and a fixed transmission.
    Type: Grant
    Filed: June 15, 1976
    Date of Patent: February 28, 1978
    Assignee: U.S. Philips Corporation
    Inventor: Johannes W. Schiferli