| 摘要 |
A barrel or suppressor cooling device (10) for cooling the barrel or suppressor of a weapon includes: (i) an outer cylinder (14) that is, in use, rotatably secured over the barrel or suppressor of a weapon; (ii) an inner cylinder (12) disposed co-axially within the outer cylinder (14), and sized to form an annular gap there between, the inner and outer cylinders (12, 14) being axially rotatable relative to each other; (iii) at least one outer vane (22) at or near an axial end of the outer cylinder (14), which outer vane is arranged, in use, to rotate the outer cylinder in one of: (a) a clockwise; or (b) an anticlockwise direction, upon firing of the weapon; (iv) at least one inner vane (16) at or near an axial end of the inner cylinder (12), which inner vane (16) is arranged, in use, to rotate the inner cylinder (12) in the other of: (a) a clockwise; or (b) an anticlockwise direction, upon firing of the weapon; (v) at least one outer scoop or outer blade (24) on the outer cylinder (14) for directing air relative to the barrel or suppressor upon rotation of the outer cylinder (14); and (vi) at least one inner scoop or inner blade (18) on the inner cylinder (12) for directing relative to the barrel or suppressor upon rotation of the inner cylinder (12). |
