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A platform for research: civil engineering, architecture and urbanism
Step plate mechanism for door opening and closing device
A step-plate mechanism is provided for a door-opening/closing device that is powered by the downward movement of a step plate caused by a stepping force of a pedestrian, with the step plate being disposed on a floor at both the front and back of a door as seen by a pedestrian, including a return mechanism is provided to bias the step plate, which moves downward by the stepping force of the pedestrian, to return to its original position after the pedestrian passes.
Step plate mechanism for door opening and closing device
A step-plate mechanism is provided for a door-opening/closing device that is powered by the downward movement of a step plate caused by a stepping force of a pedestrian, with the step plate being disposed on a floor at both the front and back of a door as seen by a pedestrian, including a return mechanism is provided to bias the step plate, which moves downward by the stepping force of the pedestrian, to return to its original position after the pedestrian passes.
Step plate mechanism for door opening and closing device
NAKANO YASUO (author)
2016-09-20
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
STEP PLATE MECHANISM FOR DOOR OPENING AND CLOSING DEVICE
| European Patent Office | 2019