Patent ID: 6701661
Filing Date: 2004-03-09
Classification: F41A

Abstract:
For use with a firearm system having a first module and a second module, a device for adjusting the relative positions of the first module and the second module, the device comprising:an intermediate barrel, the intermediate barrel adapted for mounting to the firearm system such that an axis of the intermediate barrel is fixed relative to the first module; a first adjusting cam rotatably supported on the intermediate barrel, the first adjusting cam operatively engaging an attachment point, the attachment point adapted to engage the second module, the first adjusting cam arranged to displace the attachment point along a first adjustment line in response to rotation of the first adjusting cam; a second adjusting cam rotatably supported on the intermediate barrel, the second adjusting cam rotatable independently of the first adjusting cam, the second adjusting cam operatively engaging the second module at the attachment point, the second adjusting cam arranged to displace the attachment point along a second adjustment line in response to rotation of the second adjusting cam, the first and second adjustment lines non-parallel to each other; and a fixed ring secured about the intermediate barrel and having two sets of notches oriented adjacent an outer circumference of the fixed ring, the first adjusting cam including a retractable lock bolt sized to engage a selected one of the first set of notches, the second adjusting cam including a retractable lock bolt sized to engage a selected one of the second set of notches, each of the first and second lock bolts reciprocating in a direction parallel to a longitudinal axis of the intermediate barrel.