Method for controlling a lumbar support device in a powered seat

Details Method for controlling a lumbar support device in a powered seat Method for controlling a lumbar support device in a powered seat

1993-04-23

1995-10-03

Cabeca, John W.

Electricity: motive power systems

Plural diverse motor controls

Motor-reversing

318466, 2972844, 297DIG3, H02P 122

Patent

active

054554942

ABSTRACT:
A method and device for controlling a lumbar support device, wherein a motor is controlled its drive under a repeated reversal drive operation to provide a fore-and-aft reciprocation of a lumbar plate within a predetermined operation time in a periodic way, so as to provide a massage effect to the lumbar part of an occupant on the seat. A manual control mode for giving a static lumbar support and in addition thereto, an automatic control mode for giving a dynamic lumbar support to the occupant's lumbar part.

REFERENCES:
patent: 4425910 (1984-01-01), Meiller
patent: 4981131 (1991-01-01), Hazard
patent: 5065079 (1991-11-01), Ogasawara
patent: 5155685 (1992-10-01), Kishi et al.

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