Elevator having a shallow pit and/or a low overhead

The elevator has a car movable vertically within a shaft between lower and upper end positions and a drive system coupled to a traction system for controlling movement of the car. A foldable handrail (230A, 230B) is mounted on top of the car. Several safety switches are associated with the foldable...

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Main Authors GOULET, DOMINIQUE, SIRIGU, GERARD, DEL RIO, FERNANDO, FONTENEAU, NICOLAS, PICARD, FLORENCE, BEAUCHAUD, FREDERIC, BEEUWSAERT, MICHEL, MONZON, ANDRES, DUKACZ, OLIVIER, HERKEL, PETER, COQUERELLE, THOMAS, PILLIN, DAVID, REBILLARD, PASCAL, SIMONOT, ALAIN, TEGTMEIER, DIRK, CLOUX, JEAN-NOEL
Format Patent
LanguageEnglish
French
German
Published 15.09.2010
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The elevator has a car movable vertically within a shaft between lower and upper end positions and a drive system coupled to a traction system for controlling movement of the car. A foldable handrail (230A, 230B) is mounted on top of the car. Several safety switches are associated with the foldable handrail, including comprising a first safety switch (245) closed only when the handrail is folded in a fully retracted position and a second safety switch closed when the handrail is unfolded in a fully deployed position. A safety chain comprises a normal operation branch including the first safety switch for supplying power to the drive system in a normal operation of the elevator, and an inspection operation branch including the second safety switch for supplying power to the drive system in an inspection operation of the elevator.
Bibliography:Application Number: EP20080169274