Patent ID: 8733010
Filing Date: 2014-05-27
Classification: F41A

Abstract:
1. A rimless cartridge cylinder assembly for use in a revolver comprising: a cylinder having a plurality of cartridge receiving chambers; an extractor mechanism provided with the cylinder, and having an extractor rod extending axially through a center passage in the cylinder, the extractor mechanism having an extractor head assembly disposed at a loading end of the cylinder, and received in a depression such that the extractor head assembly is substantially flush with an end surface of the cylinder, the head assembly including a plurality of spring biased projections housed therein which extend radially into each of the cartridge receiving chambers, the plurality of projections adapted to engage with a corresponding plurality of grooves in rimless cartridges loaded into each chamber, the head assembly being axially displaceable in a rearward direction such that the projections engaged with the grooves displace the cartridges rearwardly for extracting the cartridges from the chambers; and, wherein the extractor head assembly includes pairs of coil springs, each pair of coil springs supporting and biasing outwardly a single projection, the pair of coil springs applying a balanced spring force to the projection.