The utility model relates to a casement door opening and closing machine.

本实用新型涉及一种平开门开关门机。

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Casement Windows swing open (like door) to provide superior ventilation, while the large glass areas provide unobstructed views and bathe your rooms in a flood of natural light.

外平开窗象门一样，具有良好的通风特点，同时大玻璃窗扇具有良好的采光性能。

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Building hardware, fittings for Windows and door height Windows - requirements and test methods - casement fastener handles.

建筑五金窗户和门上窗的配件。要求和试验方法。窗销把手。

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