Mailbox or mail-box installation mounted in wall, has threaded sleeve that is screwed into internal thread, and is adapted to serve as receptacle for fastening screw to be anchored to wall

摘要

The mailbox (10) has a mailbox housing that comprises a housing rear wall (13) equipped with three fixing points (14,16) attached to a wall. An internal thread is provided in a receiving opening at the housing rear wall. A threaded sleeve is screwed into the internal thread, and is adapted to serve as a receptacle for a fastening screw (22) to be anchored to the wall. The sleeve has a non-circular axial projection at an axial end and a non-circular recess at the opposite end.