Patents by Inventor Richard E. Aldus

Richard E. Aldus 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: 5358263
    Abstract: The invention is an improved wheel chair made essentially of metal or plastic pipe, and is capable of being folded into a compact size which may be conveniently stored in the hanging wardrobe or overhead storage of an aircraft. The chair comprises a removable cane handle supported back rest, removable foot rest and rear extension bar and a fabric seat looped over and fastened to and between a pair of seat bars affixed to a pair of intersecting braces connected together by a longitudinal bolt. The intersecting braces each have a sleeve affixed at the bottom end which fit on and rotate on pivot means affixed to the bottom of the side frames. The intersecting braces are pivotally connected to the seat bars for retaining the side frames in spaced relationship during folding and unfolding.
    Type: Grant
    Filed: April 30, 1993
    Date of Patent: October 25, 1994
    Inventors: Richard E. Aldus, Anita L. Aldus
  • Patent number: 5112069
    Abstract: The invention is an improved wheel chair made essentially of metal or plastic pipe, and is capable of being folded into a compact size which may be conveniently stored in the hanging wardrobe or overhead storage of an aircraft. The chair comprises a removable cane handle supported back rest, removable foot rest and rear extension bar and a fabric seat looped over and fastened to and between a pair of seat bars affixed to a pair of intersecting braces connected together by a longitudinal bolt. The intersecting braces each have a sleeve affixed at the bottom end which fits on and rotate on pivot member affixed to the bottom of the side frames.
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: May 12, 1992
    Inventors: Richard E. Aldus, Anita L. Aldus