ELEVATOR OVERRUN SYSTEMS
First Claim
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1. An elevator overrun system comprising:
- a first body arranged to be fixedly mounted to a portion of an elevator system or elevator shaft;
a second body positioned within the first body and moveable from a deployed state to a retracted state relative to the first body; and
a limit switch located at a distal end of the second body, the limit switch configured to interact with a component of an elevator system to prevent movement of an elevator car.
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Abstract
Elevator overrun systems having a first body arranged to be fixedly mounted to a portion of an elevator system or elevator shaft, a second body positioned within the first body and moveable from a deployed state to a retracted state relative to the first body, and a limit switch located at a distal end of the second body, the limit switch configured to interact with a component of an elevator system to prevent movement of an elevator car.
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Citations
14 Claims
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1. An elevator overrun system comprising:
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a first body arranged to be fixedly mounted to a portion of an elevator system or elevator shaft; a second body positioned within the first body and moveable from a deployed state to a retracted state relative to the first body; and a limit switch located at a distal end of the second body, the limit switch configured to interact with a component of an elevator system to prevent movement of an elevator car. - View Dependent Claims (2, 3, 4, 5)
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6. An elevator system comprising:
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a first body arranged to be fixedly mounted to a portion of the elevator system or an elevator shaft of the elevator system; a second body positioned within the first body and moveable from a deployed state to a retracted state relative to the first body; and a limit switch located at a distal end of the second body, the limit switch configured to interact with a component of an elevator system to prevent movement of an elevator car. - View Dependent Claims (7, 8, 9, 10, 11, 12)
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13. A method of operating an elevator system having an elevator overrun system including a first body arranged to be fixedly mounted to a portion of an elevator system or elevator shaft, a second body positioned within the first body and moveable from a deployed state to a retracted state relative to the first body, and a limit switch located at a distal end of the second body, the limit switch configured to interact with a component of an elevator system to prevent movement of an elevator car, the method comprising:
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moving an elevator car within the elevator shaft to a first level; operating the elevator overrun system from the deployed state to the retracted state; and moving the elevator car to a third level that is higher in the elevator shaft than the first level. - View Dependent Claims (14)
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Specification