Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Improved shutter profile
The invention discloses an improved shutter profile, which comprises a blade and pivot connection slots, and is characterized in that the blade comprises a horizontal portion, an upward sloping portion and a downward sloping portion, the upward sloping portion is connected with the left end of the horizontal portion, an included angle alpha of the upward sloping portion and the horizontal plane is 30-40 degrees, the downward sloping portion is connected with the right end of the horizontal portion, and the upward sloping portion and the downward sloping portion are parallelly arranged; the pivot connection slots are arranged at the upper surface of the horizontal portion, the number of the pivot connection slots is two, the two pivot connection slots are open slots, an opening of each pivot connection slot faces towards the right or the left by taking a vertical line as a central benchmark, and the opening angle is 45-75 degrees. The improved shutter profile disclosed by the invention is simple in structure and labor-saving, convenient and practical in use, part fatigue caused by overexerting in use can be prevented, and the fatigue damage resistance of the shutter profile is improved.
Improved shutter profile
The invention discloses an improved shutter profile, which comprises a blade and pivot connection slots, and is characterized in that the blade comprises a horizontal portion, an upward sloping portion and a downward sloping portion, the upward sloping portion is connected with the left end of the horizontal portion, an included angle alpha of the upward sloping portion and the horizontal plane is 30-40 degrees, the downward sloping portion is connected with the right end of the horizontal portion, and the upward sloping portion and the downward sloping portion are parallelly arranged; the pivot connection slots are arranged at the upper surface of the horizontal portion, the number of the pivot connection slots is two, the two pivot connection slots are open slots, an opening of each pivot connection slot faces towards the right or the left by taking a vertical line as a central benchmark, and the opening angle is 45-75 degrees. The improved shutter profile disclosed by the invention is simple in structure and labor-saving, convenient and practical in use, part fatigue caused by overexerting in use can be prevented, and the fatigue damage resistance of the shutter profile is improved.
Improved shutter profile
LUO JIAN (Autor:in) / TANG HONGJIE (Autor:in) / MA LONGCHAO (Autor:in) / PENG XUEJUN (Autor:in) / PENG YONGHU (Autor:in)
27.01.2016
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