Brake control apparatus and a method of controlling an elevator brake

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United States of America Patent

PATENT NO 11542118
APP PUB NO 20180002138A1
SERIAL NO

15709104

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The invention concerns a brake control apparatus and a method of controlling an elevator brake. The brake control apparatus comprises a first switch and a second switch connected in series with each other for selectively supplying current from a power source to an electrically operated actuator of an elevator brake. The control pole of the first switch and the control pole of the second switch are associated with an elevator safety circuit. The brake control apparatus further comprises a first monitoring circuit configured to indicate operation of the first switch and a second monitoring circuit configured to indicate operation of the second switch.

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Patent Owner(s)

  • KONE CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kattainen, Ari Helsinki, FI 119 666

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