Land vehicles – Wheeled – Wheel steering by attendant
Patent
1979-11-13
1981-11-17
Mitchell, David M.
Land vehicles
Wheeled
Wheel steering by attendant
5 63, 5 81R, 280775, 296 20, B62B 302, A61G 102
Patent
active
043007821
ABSTRACT:
A stretcher for moving hospital patients from place to place to place has a bed portion carried by a chassis preferably with suitable conventional means for raising and lowering head and foot portions of said bed portion with respect to said chassis, said chassis having a wheel at each of the four corners thereof is improved so as to be easily operable by one man instead of the usual two, by providing means, operable from the head end of the stretcher, for causing the swivel frame of one wheel at the foot end of the stretcher to turn and maintain the plane of the wheel in any desired direction, said means is preferably operable through a telescoping guide member.
REFERENCES:
patent: 1011935 (1911-12-01), Fields
patent: 2859975 (1958-11-01), Weaver et al.
patent: 3126208 (1964-03-01), De Voghel
patent: 3820838 (1974-06-01), Limpach
Mitchell David M.
TeGrotenhuis T. A.
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