Concealed thermally separated wood/metal window sash frames

摘要

The sash frame outer shell is made of wood or plastic, and is arranged at a fixed frame in a pivoted manner. The sash frame outer shell is pivotable along an axis of rotation, and has an inner shell (7), a central frame (11) and an outer shell (17). The inner shell, the central frame and the outer shell are configured as hollow profiles. An independent claim is also included for a window frame.