| 摘要 |
<p>The rifle has a barrel part (2,3,4) which pivots relative to the rifle housing (1) about a pair of pivot pins (30) and a removable front shaft (11), provided with a locking mechanism (12) at its front end and a bearing piece (13) at its rear end. The bearing piece has bearing pins cooperating with counter-bearing surfaces provided by the side surfaces of the rear barrel section (2), for allowing it to pivot.</p> |
