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A platform for research: civil engineering, architecture and urbanism
Roller shutters box upper frame suitable for system casement window
A roller shutters box upper frame suitable for a system casement window comprises a roller shutters box upper frame profile left portion (1), a roller shutters box upper frame profile middle portion (2) and a roller shutters box upper frame profile right portion (3), wherein the roller shutters box upper frame profile left portion (1) consists of a parallelogram and an inverted '7'-shaped portion; the roller shutters box upper frame profile right portion (3) consists of a parallelogram and an inverted '7'-shaped portion; ring-shaped projections with openings are respectively arranged in spaces of bottoms of the insides of the parallelograms on two sides of the roller shutters box upper frame; and a recessed 'T'-shaped groove is formed in a corner of the roller shutters box upper frame profile right portion (3). The roller shutters box upper frame suitable for the system casement window is reasonable in design, and a window body is durable after being mounted.
Roller shutters box upper frame suitable for system casement window
A roller shutters box upper frame suitable for a system casement window comprises a roller shutters box upper frame profile left portion (1), a roller shutters box upper frame profile middle portion (2) and a roller shutters box upper frame profile right portion (3), wherein the roller shutters box upper frame profile left portion (1) consists of a parallelogram and an inverted '7'-shaped portion; the roller shutters box upper frame profile right portion (3) consists of a parallelogram and an inverted '7'-shaped portion; ring-shaped projections with openings are respectively arranged in spaces of bottoms of the insides of the parallelograms on two sides of the roller shutters box upper frame; and a recessed 'T'-shaped groove is formed in a corner of the roller shutters box upper frame profile right portion (3). The roller shutters box upper frame suitable for the system casement window is reasonable in design, and a window body is durable after being mounted.
Roller shutters box upper frame suitable for system casement window
SUN BINGCAI (author)
2016-02-03
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
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