Fastening for door or window frame in masonry has guide case fitting in hole in frame to receive stud with foot on lower end to engage masonry

摘要

The fastening for a window frame in masonry has a guide case (3) fitting into a bore (2b) in the window or door frame. The guide case receives a stud (4a) with a foot (5) at its lower end to engage the masonry. The case can have an internal thread and the stud an external thread.