A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
AUTOMATIC DOOR OPERATOR
An automatic door operator includes a lead screw having a first end connected to an output end of an actuating unit and a second end extending away from the output end. A lead screw nut is attached to the lead screw. A slider is attached to the lead screw nut. The slider is provided with a rack portion extending in a direction parallel to an axial direction of the lead screw, and during a movement of the lead screw nut, a length of an overlap of the rack portion and the lead screw in the axial direction varies. The operator includes a housing having a guide hole configured to be slidably engaged with the slider and an output shaft is mounted in a mounting hole disposed on the housing. The output shaft has a gear portion positioned in the guide hole and engaged with the rack portion.
AUTOMATIC DOOR OPERATOR
An automatic door operator includes a lead screw having a first end connected to an output end of an actuating unit and a second end extending away from the output end. A lead screw nut is attached to the lead screw. A slider is attached to the lead screw nut. The slider is provided with a rack portion extending in a direction parallel to an axial direction of the lead screw, and during a movement of the lead screw nut, a length of an overlap of the rack portion and the lead screw in the axial direction varies. The operator includes a housing having a guide hole configured to be slidably engaged with the slider and an output shaft is mounted in a mounting hole disposed on the housing. The output shaft has a gear portion positioned in the guide hole and engaged with the rack portion.
AUTOMATIC DOOR OPERATOR
AUTOMATISCHER TÜRBETRIEB
DISPOSITIF D'ACTIONNEMENT DE PORTE AUTOMATIQUE
CHEN YONG (author) / ZHANG JINGFENG (author)
2022-02-09
Patent
Electronic Resource
English
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
,
Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung
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