Keyhole seal for locks with a key having a polygonal cross-section

摘要

The invention relates to a keyhole seal with an outer housing (1), with a cylindrical cavity (3), with a cylindrical plug (2) rotatably mounted therein, with a keyway (4) which is arranged eccentrically therein and the cross-section of which corresponds to that of the key (10) and to that of the lock cylinder located behind it, with a plurality of bores (6) which extend towards the keyway (4) and in which the plug pins (7), the housing pins (8) and the springs (9) are mounted longitudinally displaceably, and with the key (10), in the notches (11) of which the plug pins (7) are seated. <IMAGE>