Patents by Inventor Mary M. Harroun

Mary M. Harroun 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: 6220620
    Abstract: A rehabilitation chair comprises upper frame, lower and intermediate frames. The upper frame has a seat, side frames with arm assemblies, a pivotable front cross-arm and a back, while the intermediate frame includes a height adjustment unit and the lower frame includes legs and wheels. The wheels are located outboard of the seat to enhance stability, while the legs are positioned to provide a free space for the user's legs to facilitate user propulsion of the chair when the user is either in a standing or seated position. The seat of the chair is of narrow depth, allowing freedom of leg motion when the user is seated.
    Type: Grant
    Filed: February 21, 1999
    Date of Patent: April 24, 2001
    Inventor: Mary M. Harroun
  • Patent number: 5741020
    Abstract: A new and improved collapsable, combination chair/walker for aiding elderly and/or disabled people in independent movement includes an upstanding foldable, or collapsable frame including a front rail, a pair of opposite side rails and a back, and the frame supports a removable seat at an intermediate level for a person to sit within the frame. An open space is provided forwardly of the seat for accomodating the legs of an occupant in both a standing/walking position and/or a seated position. The open space is defined between the front rail and a forward edge of the seat and a flexible detachable safety strap extends into the open space between the seat and front rail for preventing an occupant from sliding out of the seat onto the floor or falling to the floor from a walking or standing position. Rollers or casters are provided for easy movement of the chair/walker and brakes are provided on at least some of the rollers to immobilize the chair/walker when desired.
    Type: Grant
    Filed: August 31, 1994
    Date of Patent: April 21, 1998
    Assignee: Mary M. Harroun
    Inventor: Mary M. Harroun
  • Patent number: 5058912
    Abstract: A combination chair/walker for aiding elderly and disabled in independent movement over a floor comprises an upstanding frame including a front rail, opposite sides and a back supporting a seat at an intermediate level for a person seated within the frame. An open space is provided forwardly of the seat for the legs of an occupant in both a standing/walking position and a seated position. The open space is defined between said front rail and said seat and a flexible crotch strap extends into the open space between the seat and front rail for preventing an occupant from sliding out of the seat onto the floor. Rollers are provided for movement of the frame over a floor and brakes are provided on at least some of the rollers to immobilize the chair/walker when desired. The front rail is movable between a closed and an open position for permitting a person easy ingress and egress to and from the chair/walker.
    Type: Grant
    Filed: August 17, 1990
    Date of Patent: October 22, 1991
    Inventor: Mary M. Harroun