Patents by Inventor H. Arthur Brereton

H. Arthur Brereton 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).

  • Ratcheting wheelchair hub
    Patent number: 5301971
    Abstract: A wheelchair (10) for forwardly transporting a person in a sitting position includes a frame (12), a seat (14) and an axle (16). A pair of drive wheels (18) are rotatably supported on the axle (16) and rollably support the wheelchair (10) above a travel surface. A ratchet assembly (22) engages the drive wheels (18) directly with the axle (16) to permit free rotation of the drive wheels (18) forwardly but prevent rearward rotation thereof.
    Type: Grant
    Filed: October 26, 1992
    Date of Patent: April 12, 1994
    Inventors: H. Arthur Brereton, Charles C. Harrett, Jr.