Land vehicles – Wheeled – Occupant propelled type
Patent
1981-11-27
1984-06-19
Pekar, John A.
Land vehicles
Wheeled
Occupant propelled type
180907, 280701, 280726, 297DIG4, B62M 100
Patent
active
044550316
ABSTRACT:
A wheelchair having a chair frame, a pair of front wheels, independent front wheel suspension for the front wheels, a pair of rear wheels, and a rear suspension assembly for said rear wheels. The chair frame has a pair of laterally spaced side frame assemblies, a seat frame assembly connected between the laterally spaced frame assemblies, a pair of arm rest assemblies detachably attached to the top of the respective side frame assemblies, and a back rest assembly detachably connected between said arm rest assemblies. The independent wheel suspension assembly has a laterally extending left front wheel support arm having the left front wheel attached thereto, adjacent its free end and the opposite end of the support arm is pivotally connected to the chair frame. A laterally extending right front wheel support arm has the right front wheel attached thereto adjacent its free end and the opposite end of the support arm is pivotally connected to the chair frame. A rear suspension support frame has its front end pivotally connected to the chair frame and the left and right rear wheels are attached to the opposite lateral sides of the rear suspension support frame. A shock absorber has its top end connected to the seat portion of the chair frame and its bottom end is connected to the rear suspension support frame.
REFERENCES:
patent: 3191990 (1965-06-01), Rugg et al.
patent: 3692323 (1972-09-01), Sekine
patent: 3806151 (1974-04-01), Prasniewski
patent: 3901337 (1975-08-01), Cragg
patent: 4078817 (1978-03-01), Ferguson et al.
patent: 4183578 (1980-01-01), Naganawa
Fugate D. Lynn
Logan II Charles C.
Pekar John A.
LandOfFree
Wheelchair does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Wheelchair, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Wheelchair will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-411322