Patent ID: 7474177

Claim:
A tuning assembly for a radio frequency filter comprising: a tuning screw fastening unit integrally formed with a main body of the filter, which includes a tuning screw receiving unit and the tuning screw grasping unit; and a tuning screw inserted into the filter through the tuning screw receiving unit, wherein the filter is finely tuned by inserting the tuning screw into the filter through the tuning screw receiving unit and a female screw unit formed at the filter, wherein the grasping member comprises: tuning screw grasping arms symmetrically and deformably extended from both sides of the tuning screw receiving unit and having a through-hole and a female screw unit selectively and alternatively a tuning screw grasping bolt inserted and joined to the female screw unit through the through-hole of the tuning screw grasping arms.