Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
METHOD FOR OPENING DOORS
A method and device for opening a door in a hygienic manner, is done by positioning a foot or hand in a specific defined area so that a light beam that is directed towards the area is interrupted within a set range of distances such that an automatic opening mechanism for the door is activated.
METHOD FOR OPENING DOORS
A method and device for opening a door in a hygienic manner, is done by positioning a foot or hand in a specific defined area so that a light beam that is directed towards the area is interrupted within a set range of distances such that an automatic opening mechanism for the door is activated.
METHOD FOR OPENING DOORS
VERFAHREN ZUM ÖFFNEN VON TÜREN
PROCÉDÉ D'OUVERTURE DES PORTES
FAGERSAND PAUL NICHOLAY (Autor:in) / BRANDAL AUDUN OLAV (Autor:in)
21.11.2018
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