Elevator power management to augment maximum power line power
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United States of America Patent
Stats
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Mar 13, 2018
Issued Date -
N/A
app pub date -
Jul 18, 2012
filing date -
Jul 18, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A system for managing elevator power includes a power line connected to a power grid, a motor connected to the power line and configured to receive power from the power line to drive an elevator, an alternative power source connected to the motor, and a power control system configured to control the power line to supply power to the motor to drive the elevator, to detect a predetermined threshold value of power supplied from the power line, and to supply both power from the power line and power from the alternative power source to the motor based on a determination that the predetermined threshold value of power is supplied from the power line.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 5 Citation Count
- H02J Class
- 22.71 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Sep 13, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 13, 2029 |
