Sealing ring and mechanism for door shackles comprising such a sealing ring

摘要

Mechanism for door shackles (15), comprising a support body (2) to be fastened to a door and having a hole (3), a rotary element (16) associated to said support body (2) and having an engagement portion (16a) to be associated to a shackle (15), and an elastic element (17) placed between the support body (2) and the rotary element (16) and having a first end (17a) associated to an operating portion (18) of the support body (2) and a second end (17b) associated to an operating portion (19) of the rotary element (16), said support body (2), rotary element (16) and elastic element (17) defining an elastic return mechanism (14) for a shackle (15). The mechanism for door shackles (15) further comprises an elastic sealing ring (24) placed beside said rotary element (16) and to be movably associated to an operating end (15a) of a shackle (15) so as to fasten said operating end (15a) to said rotary element (16).