How to make a corner hinge with adjustable opening angle

1. The present utility model relates to the technical field of window accessories, in particular to a corner hinge with an adjustable opening angle.

Background technique:

2. Hinges and hinges are often used to open flat windows, or to connect the window frame and the window sash, and realize the rotation opening and closing of the window sash. Currently, traditional hinges are usually 90 degree or 180 degree

Open the sash at all angles. If the sash needs to be opened at different angles, it is usually necessary to add a brace control, and use a sliding brace to open the window.

3. The additional opening angle of the support gear is added, which increases the extra cost. However, due to the structural reasons of the sliding support itself, its load bearing is generally low, and the installation is complicated.

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