Safety circuit of an elevator, and method for identifying a functional nonconformance of a safety circuit of an elevator

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United States of America Patent

PATENT NO 9367416
APP PUB NO 20140032970A1
SERIAL NO

13897474

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Abstract

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The invention relates to a safety circuit of an elevator and also to a method for identifying a functional nonconformance of the safety circuit of an elevator. In the method a message is formed in node A, a testing field is added to the message for testing the operation of the safety circuit of an elevator, and the aforementioned message containing the testing field is sent from node A to the communications bus in the safety circuit of the elevator.

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Patent Owner(s)

Patent OwnerAddress
KONE CORPORATIONKARTANONTIE 1 00330 HELSINKI 00330

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hovi, Antti Hyvinkää, FI 36 148
Jokinen, Risto Hyvinkää, FI 14 80
Kattaninen, Ari Hyvinkää, FI 1 6

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