| 摘要 |
<p>Semi-cylinder has main body (A), tubular nose (B) and two extensions (C1, C2). Different components of main body, nose and body (14) of extensions are attached to each other through longitudinal jointing and is fixed with tubular pins (23). Internal extension (16, 17) of body (14) is attached in rotation to rotor (13) and to link mechanism in rotation to lock with tenons (22) and mortise (20).</p> |
