Patents by Inventor John F. Vinkler

John F. Vinkler 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).

  • Device for drying negative plates and plates made therewith
    Patent number: 3943002
    Abstract: Wet formed negative storage battery plates are dried without oxidation by a drying cycle including a first portion where dry steam is circulated about the plates, and a second portion where the plates are further dried and cooled in carbon dioxide containing atmosphere until they will not oxidize when exposed to air. An apparatus for carrying out this drying cycle is also described.
    Type: Grant
    Filed: February 25, 1975
    Date of Patent: March 9, 1976
    Assignee: ESB Incorporated
    Inventors: Robert F. Scheuerle, John F. Vinkler