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2010
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Invention
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Elevator apparatus yielding no reverse rope bend. Provided is an elevator apparatus that may be m... |
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P/S
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Electronic controller to manage the power, movement and functions of an elevator. |
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2009
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Invention
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Rope termination device. Disclosed is a termination device for an aramid-based elevator rope (60)... |
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Invention
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Active guiding and balance system for an elevator. An active guiding and balance system that reta... |
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2008
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Invention
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System and method to minimize rope sway in elevators. A system and method for minimizing compensa... |
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Invention
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Roping system for elevators and mine shafts using synthetic rope.
Versions of an elevator system... |
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Invention
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Saturation control for destination dispatch systems. One version of this disclosure includes a sy... |
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Invention
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Roping system for elevators and mine shafts using synthetic rope. Versions of an elevator system ... |
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Invention
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Method and apparatus to reduce waiting times for destination based dispatching systems. Described... |
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Invention
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Control for limiting elevator passenger tympanic pressure and method for the same. An elevator co... |
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Invention
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Method and apparatus to minimize re-leveling in high rise high speed elevators.
One embodiment d... |
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Invention
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Method and apparatus to minimize re-leveling in high rise high speed elevators. One embodiment di... |
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Invention
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Aerodynamic controls for high speed elevators.
An elevator car is provided with at least one mov... |
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Invention
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Actively damped tension member. Provided is a system and method for actively damping tension memb... |
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2004
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Invention
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Self-powered elevator button. An elevator hall call device inductively receives an electrical sig... |
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Invention
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Elevator positioning system. The present invention provides an elevator position compensation sys... |
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Invention
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Energy efficient elevator system. The invention is directed to an apparatus and methods for enhan... |
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2003
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P/S
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Providing an on-line computer database in the field of maintenance and repair services performed ... |
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2002
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P/S
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Elevator performance monitoring, namely embedded software in controllers for monitoring elevator ... |
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1988
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P/S
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Elevator controls. |
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P/S
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Signal fixtures for elevator cars and hall stations. |
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1954
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P/S
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Control systems used in elevators, hoists and lifts for the regulation of the raising and lowerin... |
