Elevator installation modernization using an existing maintenance interface
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United States of America Patent
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-
Mar 3, 2015
Grant Date -
Dec 22, 2011
app pub date -
Sep 15, 2009
filing date -
Sep 16, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An elevator installation has at least one elevator with at least one elevator car and at least one elevator control. A destination call terminal for input of destination calls and/or for recognition of an identification code is installed on at least one input floor. At least one destination call control is also installed. The destination call terminal is, for communication of the destination call signal, connected with the destination call control. The destination call control is connected to the elevator control through an existing serial maintenance interface of the elevator control.
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