Elevator Drive
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Accused Products
Abstract
A method for monitoring a brake which is operated by a spring force and a device for monitoring the force, comprising the steps of taking into account a force which is required to load or bias at least one spring by means of the device for monitoring the force.
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Citations
55 Claims
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1-46. -46. (canceled)
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47. A method for monitoring a brake which is operated by a spring force and a device for monitoring the force, comprising the steps of:
taking into account a force which is required to load or bias at least one spring by means of the device for monitoring the force. - View Dependent Claims (48, 49, 50, 51, 52, 53)
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54. A braking device for an elevator installation, comprising:
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at least one spring for providing spring force for operating the braking device; and a device for monitoring a force which is required to load or bias the at least one spring.
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55. An elevator drive, comprising:
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a braking device comprising at least one spring for providing spring force for operating the braking device; and a device for monitoring a force which is required to load or bias the at least one spring.
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Specification