Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
An umbrella includes a canopy, a stand body, a supporting pole, a rope device for opening and closing the umbrella, and a spring member. The stand body includes a plurality long umbrella ribs, a plurality short umbrella ribs, an upper canopy and a bottom canopy. Each of the long umbrella rib and the short umbrella rib have a first end and a second end. The first end of the long umbrella rib is rotatably connected with the upper canopy and the second end of the long rib is hinged at the second end of the short rib, while the first end of the short rib is rotatably connected with the bottom canopy. The upper canopy is placed in the middle of a vertical pole within the stand body. The bottom canopy is sheathed on the vertical pole and can move up and down. The spring member is placed above the upper canopy.
An umbrella includes a canopy, a stand body, a supporting pole, a rope device for opening and closing the umbrella, and a spring member. The stand body includes a plurality long umbrella ribs, a plurality short umbrella ribs, an upper canopy and a bottom canopy. Each of the long umbrella rib and the short umbrella rib have a first end and a second end. The first end of the long umbrella rib is rotatably connected with the upper canopy and the second end of the long rib is hinged at the second end of the short rib, while the first end of the short rib is rotatably connected with the bottom canopy. The upper canopy is placed in the middle of a vertical pole within the stand body. The bottom canopy is sheathed on the vertical pole and can move up and down. The spring member is placed above the upper canopy.
Sunshade umbrella
BROWNE BILL (Autor:in)
23.05.2017
Patent
Elektronische Ressource
Englisch
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