Wheelchair for transferring occupant to motor vehicle

Claim 3

A method according to claim 1 wherein at least part of the wheeled chassis is disposed under the automobile when the chair is positioned over the seat of an automobile with the sides of the chassis extending substantially parallel to the plane of the opened automobile door.

Claim 4

A wheel chair for supporting a handicapped person and for transferring the handicapped person in the chair to an automotive seat comprising a wheeled chassis, handle means on one end of said chassis, said chassis being of a height to permit said chassis to be rolled beneath an automobile, a chair supporting frame, said chair supporting frame including a horizontally extending base member and a vertically extending support post means mounted on one end of said base member, means rotatably mounting the other end of said horizontally extending base member centrally on said chassis, a chair for supporting a handicapped person, means removably mounting said chair in a cantilevered manner on the upper end of said vertically extending support post means in vertical spaced relation to said wheeled chassis and substantially overlying the length of said base member so that when said chassis is rolled beneath an automobile the chair will be positioned over the automobile seat, and means for vertically adjusting the position of said chair with respect to said chassis whereby when the chair is positioned over an automobile seat the chair may be lowered onto the seat and the chassis and chair supporting frame may be disconnected from the chair.

Claim 5

A wheel chair for supporting a handicapped person and for transferring the handicapped person in the chair to an automotive seat comprising a wheeled chassis, handle means on one end of said chassis, said chassis being of a height to permit said chassis to be rolled beneath an automobile, a chair supporting frame, said chair supporting frame including a horizontally extending base member and a vertically extending support post means mounted on one end of said base member, means rotatably mounting the other end of said horizontally extending base member centrally on said chassis, a chair for supporting a handicapped person, means removably mounting said chair in a cantilevered manner on the upper end of said vertically extending support post means in vertical spaced relation to said wheeled chassis and substantially overlying the length of said base member so that when said chassis is rolled beneath an automobile the chair will be positioned over the automobile seat, and means for vertically adjusting the position of said chair with respect to said chassis whereby when the chair is positioned over an automobile seat the chair may be lowered onto the seat and the chassis and chair supporting frame may be disconnected from the chair.

Claim 6

A wheel chair according to claim 3 wherein said means for removably mounting said chair includes a horizontally extending support bar and abutment means disposed in vertically displaced relation with respect to said support bar whereby the support bar is adapted to fit within a cavity on the side of the chair and the abutment means is adapted to abut the side of the chair to retain the chair in an operative position.

Claim 7

A wheel chair according to claim 3 wherein said means for rotatably mounting said chair supporting frame on said wheeled chassis comprises a worm gear drive, a shaft extending from said worm gear drive, and an operating wheel on said handle means, means connecting the operating wheel with said shaft whereby upon rotation of said operating wheel the chair rotates on said wheeled chassis.

Claim 8

A wheel chair according to claim 3 wherein said means for vertically adjusting the position of said chair on said chair support frame comprises a support post and a vertically extending screw disposed parallel to said support post, means for rotating said screw, said means for removably mounting said chair on said support post including an apertured block slidable on said support post, a fixed nut in said apertured block engaged with said screw whereby upon rotation of said screw said block is driven vertically on said support post.