Patent ID: 9599421
Date: 2017-03-21
CPC Classifications: F41A

Claim:
1. A monocore for a firearm sound suppressor, comprising: a) a mainframe having a front cap, a rear base, and connecting members connecting said rear base to said front cap; b) a blast baffle positioned between said rear base and said front cap, said blast baffle being attached to said connecting members, thereby forming a rear chamber and a front chamber in said mainframe; c) a central channel positioned in said front chamber, said central chamber being connected to said blast baffle and to said front cap and being connected to said connecting members by support arms; d) said central channel having a circular central bore and a rectangular external shape with four sides, each said side having a plurality of openings into said circular bore; e) said central channel having a front end and a rear end wherein each said side of said central channel rotates progressively 60 to 120 degrees around a longitudinal axis of said central bore of said central channel, from said rear end to said front end, forming a helical twist in said sides of said central channel; and f) said rear base, said blast baffle, and said front cap each having a circular central bore in alignment with the circular central bore of said central channel, along a longitudinal axis of said mainframe.