FIELD: medicine.
SUBSTANCE: holder comprises a snap fastening connection means for securing the cartridge holder to the drug delivery device body. The fastening connection means is provided with at least one generally rectangular window for fixing member receiving. Each of the corners of the window is equipped with a circular contour like a notch. In each of the corners, on the one circumferential side of the window, the first notches are provided extending in the circumferential direction, and in the corners on the opposite circumferential side of the window the second notches are provided extending axially relative to the longitudinal axis of the cartridge holder.
EFFECT: reduced critical peak stresses in the angle zone at low temperatures.
7 cl, 9 dwg
