Patent ID: 7690479

Claim:
A silencer comprising: a first smaller cylindrical member having a first planar portion in the form of a first wall, said first wall having a first planar side and a second planar side; a second smaller cylindrical member having a second planar portion in the form of a second wall, said second wall including a third planar side and a fourth planar side; a larger cylindrical member arranged in close contact with at least a portion of an outer peripheral surface of at least one of said first and second smaller cylindrical members; wherein said larger cylindrical member as seen in a direction orthogonal to an axis thereof provides an oblate cross section having a major axis and a minor axis; wherein said first and second smaller cylindrical members are arranged to have each of said first and second planar portions traversing said major axis of said larger cylindrical member; and wherein said first wall of said first smaller cylindrical member is in substantially close contact with said second wall of said second smaller cylindrical member, with one of said first and second planar sides of said first wall facing toward and in substantially close contact with one of said third and fourth planar sides of said second wall.