MULTIPLE CAR ELEVATOR SAFETY SYSTEM AND METHOD

An elevator safety system (10) includes a limit switch (32) coupled to a first elevator car (14) and an actuator plate (30) coupled to a governor rope (24) of a second elevator car (16). The actuator plate trips (30) the limit switch (32) when a distance between the first elevator car (14) and the s...

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Bibliographic Details
Main Authors KRISS, JOHN, J, FANION, LOREN, D, GREER, DANIEL, R, SPIELMAN, FRED, R
Format Patent
LanguageEnglish
French
German
Published 09.07.2008
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:An elevator safety system (10) includes a limit switch (32) coupled to a first elevator car (14) and an actuator plate (30) coupled to a governor rope (24) of a second elevator car (16). The actuator plate trips (30) the limit switch (32) when a distance between the first elevator car (14) and the second elevator car (16) goes below a safety threshold distance to stop the first and second elevator cars (14, 16).
Bibliography:Application Number: EP20050818453