Sliding door drive

A door assembly comprises two doors (1, 2) coupled to carriages (3, 4) which run on a track (6) and which are coupled to respective runs of an endless belt (12). The doors are moved towards and away from one another by driving the endless band. To this end a drive wheel (23 or 21) engaged with the e...

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Bibliographic Details
Main Author MICHAEL JOHN WILKINS
Format Patent
LanguageEnglish
Published 24.08.1988
Edition4
Subjects
CHECKS FOR WINGS
CONTROL OR REGULATING SYSTEMS IN GENERAL
CONTROLLING
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
FIXED CONSTRUCTIONS
FUNCTIONAL ELEMENTS OF SUCH SYSTEMS
INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICESFOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTOOPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOTOTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THEWING
KEYS
LOCKS
MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS
PHYSICS
REGULATING
SAFES
WINDOW OR DOOR FITTINGS
WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING
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Summary:A door assembly comprises two doors (1, 2) coupled to carriages (3, 4) which run on a track (6) and which are coupled to respective runs of an endless belt (12). The doors are moved towards and away from one another by driving the endless band. To this end a drive wheel (23 or 21) engaged with the endless band is driven by a prime mover (29) via a simple band and sprocket wheel drive arrangement (31/28).
Bibliography:Application Number: GB19870016940