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Class Information
Number: 187/290
Name: Elevator, industrial lift truck, or stationary lift for vehicle > Having specific load support drive-means or its control > Includes control for power source of drive-means > With specific electrical component > For electric power source > With auxiliary supply of electricity
Description: Subject matter provided with an alternate or reserve supply (e.g., battery) of electric current for powering the control* or force generating means upon failure or reduction in the primary supply of electric current.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614481 |
Elevator apparatus including a safety control portion that detects an abnormality |
Nov. 10, 2009 |
| 7594564 |
Elevator system |
Sep. 29, 2009 |
| 7549515 |
Electrical elevator rescue system |
Jun. 23, 2009 |
| 7540355 |
Self-operable reserve power system for an elevator system |
Jun. 2, 2009 |
| 7506726 |
Counter weighted safety device for an elevator |
Mar. 24, 2009 |
| 7497304 |
Device for detecting failure in driving power supply for elevator, and method for detecting failure in driving power supply for elevator |
Mar. 3, 2009 |
| 7479861 |
Inductively coupled power, useful for wireless elevator hall fixtures |
Jan. 20, 2009 |
| 7464793 |
Operating unit of elevator at the time of power interruption |
Dec. 16, 2008 |
| 7331426 |
Elevator system using a supercapacitor as a backup power source |
Feb. 19, 2008 |
| 7316297 |
Elevator escape device |
Jan. 8, 2008 |
| 7275622 |
Traction elevator back-up power system with inverter timing |
Oct. 2, 2007 |
| 7246686 |
Power supply for elevator systems having variable speed drives |
Jul. 24, 2007 |
| 7228942 |
Method for energy storage for DC motor powered load hoisting machinery |
Jun. 12, 2007 |
| 7227323 |
Motor driving apparatus |
Jun. 5, 2007 |
| 7165654 |
Energy storage method for load hoisting machinery |
Jan. 23, 2007 |
| 7104363 |
Power transmission system for elevator |
Sep. 12, 2006 |
| 7097001 |
Elevator car door movement restrictor |
Aug. 29, 2006 |
| 7025179 |
Emergency evacuation system for an elevator |
Apr. 11, 2006 |
| 7021427 |
Lifting apparatus and method |
Apr. 4, 2006 |
| 6971482 |
Elevator control device |
Dec. 6, 2005 |
| 6966409 |
Backup power device for elevator |
Nov. 22, 2005 |
| 6942067 |
Portable emergency drive for an elevator |
Sep. 13, 2005 |
| 6938733 |
Emergency power supply device for lift systems |
Sep. 6, 2005 |
| 6892862 |
Elevator car with a driving pulley driving machine integrated therein |
May. 17, 2005 |
| 6827182 |
Elevator controller |
Dec. 7, 2004 |
| 6742630 |
Super-capacitor energy storage unit for elevator installations |
Jun. 1, 2004 |
| 6732838 |
Power supply for ac elevator |
May. 11, 2004 |
| 6629583 |
Fixture for an elevator system |
Oct. 7, 2003 |
| 6626267 |
Apparatus and method for generating power onboard a hoist conveyance |
Sep. 30, 2003 |
| 6557670 |
Double brake protection device for elevator |
May. 6, 2003 |
| 6533074 |
Elevator apparatus with rechargeable power supply and discharge control |
Mar. 18, 2003 |
| 6522099 |
Elevator apparatus with rechargeable power supply and discharge control |
Feb. 18, 2003 |
| 6516922 |
Self-generating elevator emergency power source |
Feb. 11, 2003 |
| 6474447 |
Elevator power control for adjusting ratio of power supplied from each of dual power sources |
Nov. 5, 2002 |
| 6471014 |
Elevator installation with a device for operating in a special mode |
Oct. 29, 2002 |
| 6471013 |
Apparatus for controlling charging and discharging of supplemental power supply of an elevator system |
Oct. 29, 2002 |
| 6464041 |
Emergency lifting or lowering device of an elevator |
Oct. 15, 2002 |
| 6460658 |
Elevator control apparatus |
Oct. 8, 2002 |
| 6457565 |
Elevator apparatus with rechargeable power supply and discharge control |
Oct. 1, 2002 |
| 6454053 |
Elevator apparatus including rechargeable power supply and temperature sensitive charging control |
Sep. 24, 2002 |
| 6439348 |
Elevator controller controlling charging of a battery power source with regenerative power |
Aug. 27, 2002 |
| 6439347 |
Elevator control apparatus controlling charging of a power source with regenerative power |
Aug. 27, 2002 |
| 6435313 |
Controller for dynamically allocating regenerative power to a rechargeable power supply of an elevator |
Aug. 20, 2002 |
| 6435311 |
Elevator control calculating power consumed and power generated by a controlled elevator |
Aug. 20, 2002 |
| 6435312 |
Elevator speed controller responsive to power failures |
Aug. 20, 2002 |
| 6431323 |
Elevator power management system having power storage apparatus maintaining a particular charge in accordance with time of day |
Aug. 13, 2002 |
| 6431324 |
Controller scheduling constant current charging of a rechargeable power source of an elevator system |
Aug. 13, 2002 |
| 6425461 |
Double backup power for elevator |
Jul. 30, 2002 |
| 6422351 |
Elevator speed controller responsive to dual electrical power sources |
Jul. 23, 2002 |
| 6415892 |
Power control including a secondary battery for powering an elevator |
Jul. 9, 2002 |
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