Optical door lock
A safety chain of an elevator system utilizes optical fiber to verify mechanical locking of elevator doors. The elevator doors have locks which incorporate the optical fiber to determine if each of the doors has been locked. The optical safety chain provides the necessary feedback to the elevator co...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A safety chain of an elevator system utilizes optical fiber to verify mechanical locking of elevator doors. The elevator doors have locks which incorporate the optical fiber to determine if each of the doors has been locked. The optical safety chain provides the necessary feedback to the elevator controller for safe operation of the elevator system. |
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