Patent ID: 11916275
Assignee: NORTHCOMM TECHNOLOGIES GROUP, LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A pass-band tuning plunger assembly configured for fitting in a duplexer pass-band tuning pipe, the assembly comprising:
a shaft-locking collar attached to one end of the pipe, the collar defining an interior portion and at least one threaded hole for receiving at least one set screw having at least one end extending into the interior portion of the collar;
a tuning plunger having a rod attached to one end of the tuning plunger, the plunger extending slidingly through the tuning pipe and collar, wherein the tip of the at least one set screw is fabricated from a material softer than the rod, the at least one set screw being configured for tightening on the rod to secure the rod and tuning plunger in place.