Patents by Inventor Robert N. Bartlett

Robert N. Bartlett 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: 4118002
    Abstract: A connecting apparatus connects a wet dry vacuum cleaner in a vertically spaced relationship with a solution tank. Cleaning solution is dispensed from the solution tank to the article to be cleaned, such as a carpet, and thereafter extracted from the article by the wet dry vacuum cleaner. The connecting apparatus allows a pre-existing vacuum cleaner to be combined with the solution tank, or allows the vacuum cleaner to be disassociated from its associated apparatus of the cleaning solution - extraction type cleaning apparatus. The connecting apparatus itself comprises a plurality of elongated arm members extending essentially from a common connection point, and bracket members are attached to each arm member to contact the vacuum cleaner and solution tank for retaining the vacuum cleaner and solution tank in an essentially vertically spaced relationship.
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: October 3, 1978
    Inventor: Robert N. Bartlett
  • Patent number: 4008707
    Abstract: An improved fireplace heater for placement in a conventional fireplace. The heater is comprised of a hollow body having a number of interconnected, hollow sections adapted to fit substantially in place near the inner wall faces of the fireplace. The heater has front, open-end portions extending laterally of the fireplace opening to permit air to be drawn laterally into the heater itself and, after passing therethrough, to be driven laterally out of the heater. Means is provided in one of such front portions for creating a flow of air under pressure through the heater sections. The inner surface of each heater section is corrugated to increase the surface area thereof. The heater has adjustable legs and adjustable decorative panels to allow it to be adjusted for fireplaces of different sizes.
    Type: Grant
    Filed: February 27, 1975
    Date of Patent: February 22, 1977
    Inventor: Robert N. Bartlett
  • Patent number: D243311
    Type: Grant
    Filed: May 16, 1975
    Date of Patent: February 8, 1977
    Assignee: Windsor Industries, Inc.
    Inventor: Robert N. Bartlett
  • Patent number: D243574
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: March 8, 1977
    Assignee: Windsor Industries, Inc.
    Inventor: Robert N. Bartlett
  • Patent number: D246523
    Type: Grant
    Filed: May 12, 1975
    Date of Patent: November 29, 1977
    Assignee: Windsor Industries, Inc.
    Inventor: Robert N. Bartlett
  • Patent number: D255358
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: June 10, 1980
    Inventor: Robert N. Bartlett
  • Patent number: D255359
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: June 10, 1980
    Inventor: Robert N. Bartlett