Dual ramp cam actuator

A device for linking together an elevator car door (42) and a landing door (70) includes: two vertical rods (12, 14) connected to the ends of two rocker bars, said rocker bars being joined to a support plate integral with the car door (42), a first ramp secured to a fixed portion of the elevator car...

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Bibliographic Details
Main Authors THIERRY GILBERT CHOPINEAU, BRUNO PHILIPPE MEHLMAN
Format Patent
LanguageEnglish
Published 21.08.1996
Edition6
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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Summary:A device for linking together an elevator car door (42) and a landing door (70) includes: two vertical rods (12, 14) connected to the ends of two rocker bars, said rocker bars being joined to a support plate integral with the car door (42), a first ramp secured to a fixed portion of the elevator car and comprising a horizontal bearing surface, a cam roller (52) rotatably mounted at the upper end of one (14) of said rods and which, in the closed position of the car door, overlaps said horizontal bearing surface, said two rods then being in their close position, and a second ramp (84) secured to the elevator car following the first ramp in the direction of opening the car door and which acts on the cam roller so as to force the two rods to be spaced from each other.
Bibliography:Application Number: CN19951017210