Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A door operator, for opening and closing a door with a motor, comprises a worm drive, a clutch coupled to the worm drive, and an output shaft coupled to the clutch. The worm drive comprises a worm and a worm gear. The door operator allows for the use of a low voltage motor to be used to open and close a door.
A door operator, for opening and closing a door with a motor, comprises a worm drive, a clutch coupled to the worm drive, and an output shaft coupled to the clutch. The worm drive comprises a worm and a worm gear. The door operator allows for the use of a low voltage motor to be used to open and close a door.
DOOR OPERATOR AND CLUTCH
YULKOWSKI LEON (Autor:in)
28.04.2016
Patent
Elektronische Ressource
Englisch
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
,
Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung
SHAFT MOUNTED OVERHEAD DOOR OPERATOR, CLUTCH AND KIT THEREFOR
Europäisches Patentamt | 2021
|