Portable lifting machine assists user in rising from seated position to standing position, or in sitting down. Small and light enough to be carried like briefcase. Used on variety of chairs and benches. Upholstered aluminum box houses mechanism of lifting seat. Springs on outer shaft-and-arm subassembly counterbalance part of user's weight to assist motor.
Portable Lifting Seat
NASA Tech Briefs ; 17 , 7
01.07.1993
Sonstige
Keine Angabe
Englisch
Seat lifting seat capable of quickly and vertically lifting and seat
Europäisches Patentamt | 2022
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