Hinged opening device for a window, a door, or the like
A technology for opening devices and objects, which is applied to the suspension devices of wing sashes, door/window fittings, building structures, etc., can solve problems such as the deterioration of the fan blade frame-outer frame structure, and achieve reliable torsion stop and less structural consumption. Effect
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[0042] figure 1 In a simplified plan view, an exemplary embodiment of an opening device 1 for a window, door or similar object is shown, which causes or permits the turning of a rotary flap of the window, door or similar object. The opening device 1 has a first articulated lever 2 as opening scissors arm 3 , and the first articulated lever is mounted there at its one end 4 so as to be rotatable or rotatable about an axis of rotation 5 . on the outer frame 6 which is only partially shown, and the first joint lever is supported at its other end 7 in a rotational manner about a rotation axis 8 on the window, door or window which is only partially shown here On the fan blade frame 9 of similar object. In addition, the opening device 1 has a second articulated lever 10 as a support arm 11 , and the second articulated lever is mounted on its one end 12 so as to rotate about an axis of rotation 13 on the opening. The scissors arm 3, and the second joint lever is supported on the fa...
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