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A platform for research: civil engineering, architecture and urbanism
Roller blind box lower frame applicable to casement window
A roller blind box lower frame applicable to a casement window comprises a roller blind box lower frame profile left portion (1), a roller blind box lower frame profile middle portion (2) and a roller blind box lower frame profile right portion (3). The roller blind box lower frame profile left portion (1) is composed of a parallelogram and a projection. The roller blind box lower frame profile right portion (3) is composed of a parallelogram and a projection. The inner upper space of each of the parallelograms on two sides is internally provided with an open circular projection (4). The upper right corner of the roller blind box lower frame profile right portion (3) is a rounded corner. The roller blind box lower frame is reasonable in profile design, and a mounted window body is durable.
Roller blind box lower frame applicable to casement window
A roller blind box lower frame applicable to a casement window comprises a roller blind box lower frame profile left portion (1), a roller blind box lower frame profile middle portion (2) and a roller blind box lower frame profile right portion (3). The roller blind box lower frame profile left portion (1) is composed of a parallelogram and a projection. The roller blind box lower frame profile right portion (3) is composed of a parallelogram and a projection. The inner upper space of each of the parallelograms on two sides is internally provided with an open circular projection (4). The upper right corner of the roller blind box lower frame profile right portion (3) is a rounded corner. The roller blind box lower frame is reasonable in profile design, and a mounted window body is durable.
Roller blind box lower frame applicable to casement window
SUN BINGCAI (author)
2016-01-20
Patent
Electronic Resource
English
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 shutters box upper frame suitable for system casement window
| European Patent Office | 2016