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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Schindler & Cie Soc
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Schindler & Cie Soc
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Filing date
Publication date
Application filed by Schindler & Cie SocfiledCriticalSchindler & Cie Soc
Application grantedgrantedCritical
Publication of FR613450ApublicationCriticalpatent/FR613450A/en
B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
B66B13/02—Door or gate operation
B66B13/14—Control systems or devices
B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
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Engineering & Computer Science
(AREA)
Automation & Control Theory
(AREA)
FR613450D1925-03-271926-03-26
Safety device for closures mounted on the elevator shaft door
ExpiredFR613450A
(en)