Adjustable holding device for holding books, maps and manuscripts has a first frame fixed to a second frame

摘要

Adjustable holding device has a first frame (10) fixed to a second frame (20). Preferred Features: An auxiliary frame (30) is arranged and fixed between the two frames. The first frame and the auxiliary frame each have an opening (18, 37) and the second frame and the auxiliary frame each have a pin (26, 28) for interacting with the opening of the first frame or auxiliary frame. The frames each have upper and lower crossbeams (11, 21, 31, 12, 22, 32) provided with openings (14, 24, 34, 15, 25, 35).