| 摘要 |
<p>A firearm has a number of barrels which are spaced around a central axis. A hammer (49) pivots about an axis (48) coaxial with that central axis and has a firing pin (83) which is spaced fron that axis (48). Pivot means (50, 52, 53, 56, 58) pivots the hammer (49) about its axis (48) between shots to advance the firing pin (83) to the next barrel.</p> |
