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US 10,501,287 B2Granted
Damper unit for an elevator
AssigneeInventio AG
InventorPhilipp Zimmerli
Life of this patent
Estimating the term…
Abstract
A damper unit for an elevator, for the purpose of reducing vertical vibration of a stopping elevator car, has at least one roller that, in an active position, is in contact with a guide rail for the elevator car and can be rotated about an axis of rotation. For damping rotary movements during vertical vibration of the stopping elevator car, the roller is connected to a rotation damper.
Claims13
A damper unit for an elevator for reducing a vertical vibration of a stopping elevator car, comprising:
- at least one roller mounted on the elevator car, the at least one roller, in an active position, being in contact with a guide rail for guiding the elevator car and is rotatable about an axis of rotation;
- and
- a rotation damper connected or connectable to the at least one roller for damping rotary movements of the at least one roller during the vertical vibration of the stopping elevator car.
Dependencies are inferred from the claim text.