Gravity door hinge

摘要: A gravity door hinge in which a cam is inserted non-rotatably into the lower half of socket provided fixed member, upper end an axial rod bore hole rotational follower fitted rotatably around middle by inserting through central bored follower, formed hollowing out center cam, socket, on top housed so that inclined surface comes close contact with and base completely closed. This very advantageous inthat any abrasion due to off-center loads caused opening closing operations or adhesion dust can be effectively prevented, resulting prolongation life etc. also ensures smooth operation door.