A belt buckle (1) for a seatbelt system including a spring-loaded lock mechanism (3) having a securing pin (2) for locking a belt tongue (5) inserted into a buckle housing (4), a pushbutton (7), a frame (6) which is displaceably guided on the buckle housing (4) under spring effect to impact upon the lock mechanism (3) for unlocking of the belt buckle (1). In the frame (6) a recess (9) including at least one contact region (8) is formed for guiding and/or retaining the securing pin (2) contacting the contact region (8) upon an actuation of the belt buckle (1). At least one contact region (8) of the recess (9) formed on the pushbutton (7) having a noise-damping element (10, 11) for reducing noise emission in the region where the securing pin (2) abuts against the pushbutton (7).

A device for preventing protrusion of a seatbelt anchorage cable into a seat belt system buckle during operation of a pretensioner coupled with the cable and a buckle assembly, the cable of a type affixed at a first end to the pretensioner, and at a second end to the buckle assembly. The cable further having an end wrap forming a loop around a rivet affixed to a frame of the buckle assembly with the cable loop wrapping around the rivet. The device having a feature positioned adjacent to the cable loop and blocking movement of the loop into the buckle. Embodiments include; providing features of a buckle housing in the form of a tab which blocks motion of the cable loop, retainer ring element attached to the buckle frame having features which embrace the cable loop, and clips which can be attached to the buckle assembly, embracing the cable attachment.