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US 2011/0297489 A1Published application
Elevator load bearing member vibration control
AssigneeOtis Elevator Company
InventorAntoine Adrian Blanchard
Life of this patent
Estimating the term…
Abstract
An exemplary device that is useful for controlling vibrations of an elevator load bearing member includes a guide. A mass is moveable relative to the guide responsive to vibration of the load bearing member to introduce a force to counter the vibration.
Claims22
1-22. (canceled)
A device useful for controlling vibrations of an elevator load bearing member, comprising:
- a guide associated with a termination;
- a mass that is moveable relative to the guide responsive to vibration of the load bearing member to introduce a force to counter the vibration.
An elevator system, comprising:
- an elevator car;
- a load bearing member supporting the elevator car and facilitating movement of the elevator car;
- a vibration control device configured to control vibrations of the load bearing member, the vibration control device including a guide and a mass that is moveable relative to the guide responsive to vibration of the load bearing member to introduce a force to counter the vibration;
- and
- a termination associated with one end of the load bearing member and wherein the vibration control device is coupled with the termination.
2 more elements
A method of controlling vibration of a load bearing member in an elevator system, comprising the steps of:
- providing a mass at a location of a termination, the mass being moveable in response to vibration of the load bearing member;
- and
- controlling movement of the mass to introduce a force to counter the vibration of the load bearing member.
Dependencies are inferred from the claim text.