US4039096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheelchair storage apparatus
Assignee: Individual
•
Filing: 1976-06-28
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Granted: 1977-08-02
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Expires: 1996-06-28
Abstract
Abstract Apparatus for the storage of a wheelchair on top of a motor vehicle, comprised of a ramp member resting upon the ground upon which said wheelchair is loaded by an individual sitting within said motor vehicle, the ramp being attached by beam members to means for raising the ramp from the ground level onto the top of said vehicle and means for lowering said ramp and wheelchair from the top of said vehicle to ground level, the lowering and raising means controlled from within said vehicle. The apparatus further includes a casing for enclosing the wheelchair and the lifting and lowering mechanisms on top of the vehicle.
Inventors
- 👤 David E. McAllister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
B; B60; B60R; B60R9/00; B60R9/04; B60R9/042; B60R9/0426
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
161 words
An apparatus for storage of a wheelchair on top of a motor vehicle comprising: a ramp member upon which said wheelchair is loaded; at least one beam member affixed to said ramp member; a casing, having an opening, mounted on the top of said vehicle; a frame member affixed to the floor of said casing; a frame pivotal member pivotally attached at one end to said frame member; a frame raising member pivotally attached at one end to the other end of said frame pivotal member; a frame lever member affixed perpendicularly to said frame raising member; an upper beam attachment member affixed to the other end of said frame raising member for the pivotal attachment of said beam member; and means for rotating said frame pivotal member and frame raising member in order to raise said ramp and beam member into said casing and to lower said ramp and beam member to ground level upon reversing the direction of rotation.
Claim 2
Independent Claim
161 words
An apparatus for storage of a wheelchair on top of a motor vehicle comprising: a ramp member upon which said wheelchair is loaded; at least one beam member affixed to said ramp member; a casing, having an opening, mounted on the top of said vehicle; a frame member affixed to the floor of said casing; a frame pivotal member pivotally attached at one end to said frame member; a frame raising member pivotally attached at one end to the other end of said frame pivotal member; a frame lever member affixed perpendicularly to said frame raising member; an upper beam attachment member affixed to the other end of said frame raising member for the pivotal attachment of said beam member; and means for rotating said frame pivotal member and frame raising member in order to raise said ramp and beam member into said casing and to lower said ramp and beam member to ground level upon reversing the direction of rotation.
Claim 3
Dependent Claim
57 words
An apparatus as recited in claim 1 wherein said means for rotating said frame pivotal member and frame raising member comprise: a winch positioned within said casing affixed by a cable to said ramp member; and a spring member affixed at one end to said frame member and, at its other end, affixed to said pivotal member.
Claim 4
Dependent Claim
29 words
An apparatus as recited in claim 1 further including a casing lid hinged at the top of said casing opening and means for raising and lowering said casing lid.
Claim 5
Dependent Claim
18 words
An apparatus as recited in claim 1 further including means for varying the length of said beam member.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-08-01 | 1981-01-31 | 1981-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-01 | 1985-01-31 | 1985-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-01 | 1989-01-31 | 1989-08-02 | $7700.00 | Window Closed / Lapsed |