Patents by Inventor Robert Chateauneuf

Robert Chateauneuf 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: 4570961
    Abstract: A front wheel-mounted cart having a chassis including a pair of forward side members and a pair of rearward side members, the side members of one pair telescoping into the side members of the other pair. It then serves as a truck for transporting bulky loads. A barrow may be mounted on the chassis in a removable manner by the telescoping action of the chassis side members. The barrow has a handle bar which, when in one position and secured to the chassis, serves to move the cart about and, once the barrow is freed from the chassis, serves for using the barrow as a shovel by pivoting the handle into a shoveling position.
    Type: Grant
    Filed: April 30, 1985
    Date of Patent: February 18, 1986
    Inventors: Robert Chateauneuf, Guy Chateauneuf
  • Patent number: 3955237
    Abstract: A kit for converting an upright vacuum cleaner for use as an above-the-floor cleaner. The kit includes a housing which is removably fitted over the front of the cleaner chassis and includes an air chamber communicating the cleaner nozzle opening with one extremity of a hose. The kit includes a plurality of tabs and bosses on the housing for storing the hose and a plurality of accessory nozzles which are selectively exchangeable on the other extremity of the hose.
    Type: Grant
    Filed: May 14, 1975
    Date of Patent: May 11, 1976
    Assignee: The Singer Company
    Inventors: Robert Chateauneuf, Roger Ross