Line voltage compensation system for power chair

Details Line voltage compensation system for power chair Line voltage compensation system for power chair

2005-09-20

2005-09-20

Ro, Bentsu (Department: 2837)

Beds

Invalid bed or surgical support

Vertically movable support for whole body of user

C318S257000, C318S268000, C318S504000

Reexamination Certificate

active

06944896

ABSTRACT:
An apparatus, method and program product position a powered examination chair at a constant, desired speed despite fluctuations line voltage. A power signal supplied to an actuating motor of the chair is apportioned according to the line voltage supplied to the chair. The desired speed may be customized by a user in the field.

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