Elevator system using rescue storage device for increased power
First Claim
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1. An elevator system comprising:
- a primary source of electrical power;
a power unit having a power supply, the power supply producing DC power from the primary source of electrical power; and
a rescue storage device providing power to the elevator system when the primary source of electrical power is unavailable;
the rescue storage device coupled to an output of the power supply to provide additional DC power with the DC power when the primary source of electrical power is available and an increased power requirement is present.
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Abstract
An elevator system includes a primary source of electrical power; a power unit having a power supply, the power supply producing DC power from the primary source of electrical power. A rescue storage device provides power to the elevator system when the primary source of electrical power is unavailable. The rescue storage device is coupled to an output of the power supply to provide additional DC power with the DC power when the primary source of electrical power is available and an increased power requirement is present.
20 Citations
15 Claims
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1. An elevator system comprising:
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a primary source of electrical power; a power unit having a power supply, the power supply producing DC power from the primary source of electrical power; and a rescue storage device providing power to the elevator system when the primary source of electrical power is unavailable; the rescue storage device coupled to an output of the power supply to provide additional DC power with the DC power when the primary source of electrical power is available and an increased power requirement is present. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification