Land vehicles – Wheeled – Extensible
Patent
1989-04-26
1990-09-11
Hill, Mitchell J.
Land vehicles
Wheeled
Extensible
2802501, 2803041, 297 44, 297338, 297DIG4, B62B 706, B62M 114
Patent
active
049556240
ABSTRACT:
A wheelchair with a height-adjustable seat comprising telescopic cross members mounted behind the back of the wheelchair and four vertical guide rods with two horizontal supporting members to support the seat of the wheelchair with the bolts located on each of the lateral recesses, permitting the seat to be adjusted in height according to various requirements of different users.
REFERENCES:
patent: 2550811 (1951-05-01), Herbert
patent: 2649309 (1953-08-01), Deissner
patent: 2866495 (1958-12-01), Diehl et al.
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