Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP2598677ApriorityCriticalpatent/JPS53111950A/en
Publication of JPS53111950ApublicationCriticalpatent/JPS53111950A/en
PURPOSE: To exactly detect an elevator cage floor stopped at the hall floor to be within a door opening zone by providing a position detector between a shaft and the cage for producing an output signal as a stop signal and cage door opening zone detection signal.
COPYRIGHT: (C)1978,JPO&Japio
JP2598677A1977-03-111977-03-11Device for detecting door opening zone for elevator cage
PendingJPS53111950A
(en)