| 摘要 |
A device (10) for selectively lifting and tilting a wheelchair (14) and its occupant to a convenient position for convenient performance of a service such as dental work upon the occupant of the wheelchair wherein there is a base (16), a platform (24), a support frame (64) attached between said base and platform, a reversible motor (40) and jack mechanism (42 and 56) attached between the base (16) and support frame (64) for lifting or lowering the support frame (64), a reversible motor (82) and actuator mechanism (84) attached between the support frame (64) and the platform (24) for tilting the platform (24) in a desired direction, safety belts (28) for securing the wheelchair and its occupant to the platform, two sets of switches (32 and 34) for selected actuation of the device (10), one (32) of which may be operated by hand and the other (34) being foot-controlled.
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