Patents by Inventor Charles N. Cunneen

Charles N. Cunneen 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).

  • Spring hanger
    Patent number: 4485998
    Abstract: A spring hanger comprising a casing, a coil compression spring in the casing, a piston plate in the casing engageable with one end of the spring and adapted for connection to a load to be supported by the hanger, and a spring reaction member in the casing engageable by the other end of the spring, the piston, when connected to the load, being adapted for movement in the casing to compress the spring. Support members hold the reaction member in fixed position with respect to the casing against the expansionary force exerted by the spring when the latter is compressed against the reaction member.
    Type: Grant
    Filed: June 26, 1981
    Date of Patent: December 4, 1984
    Assignee: B-Line Systems, Inc.
    Inventors: Joseph W. Kowalski, Charles N. Cunneen