Door suspension apparatus

A door suspension assembly includes a ferromagnetic flat plate horizontally extending from a support rail adapted to be attached to a door frame above a doorway or entrance portal. Two supporting blocks each have an opening in which a cylindrical bearing with an axial hole is located. The supporting...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	RENNETAUD JEAN-MARIE, ZHOU TIAN
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES CHECKS FOR WINGS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION DYNAMO-ELECTRIC MACHINES ELECTRICITY ELEVATORS ESCALATORS OR MOVING WALKWAYS FENCING FIXED CONSTRUCTIONS GENERATION HAULING HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS HOISTING KEYS LIFTING LOCKS MASTS PERFORMING OPERATIONS SAFES SWIMMING OR SPLASH BATHS OR POOLS TENTS OR CANOPIES, IN GENERAL TRANSPORTING WINDOW OR DOOR FITTINGS WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING
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