Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Roller shutter door internally-opening device
The invention provides a roller shutter door internally-opening device. The roller shutter door internally-opening device is characterized in that the roller shutter door internally-opening device consists of a left lifting block, a right lifting block, a connecting rod arranged between the left lifting block and the right lifting block and pull rods arranged at the upper portions of the left lifting block and the right lifting block. The pull rod is triangular. Pull handle are arranged at the top ends of the pull rods. The roller shutter door internally-opening device has the advantages of being simple in structure and convenient to use and bringing convenience to a person having small hand strength when a roller shutter door is just lifted.
Roller shutter door internally-opening device
The invention provides a roller shutter door internally-opening device. The roller shutter door internally-opening device is characterized in that the roller shutter door internally-opening device consists of a left lifting block, a right lifting block, a connecting rod arranged between the left lifting block and the right lifting block and pull rods arranged at the upper portions of the left lifting block and the right lifting block. The pull rod is triangular. Pull handle are arranged at the top ends of the pull rods. The roller shutter door internally-opening device has the advantages of being simple in structure and convenient to use and bringing convenience to a person having small hand strength when a roller shutter door is just lifted.
Roller shutter door internally-opening device
FANG XIAOLING (Autor:in)
29.07.2015
Patent
Elektronische Ressource
Englisch
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
Roller shutter door wind-resistant device and roller shutter door
| Europäisches Patentamt | 2020