| 发明名称 |
VALVES |
| 摘要 |
<p>Valves (1) including an apertured body (2) allowing the passage of fluid may be sealed by a resilient closure (8) actuated by actuating means (28) so as to roll a portion of the closure (8) over the aperture (7).</p> |
| 申请公布号 |
CA1172133(A) |
申请公布日期 |
1984.08.07 |
| 申请号 |
CA19810391357 |
申请日期 |
1981.12.02 |
| 申请人 |
DESIGN & TECHNOLOGY SERVICES PTY. LTD. |
发明人 |
MACLEOD, JOHN K. |
| 分类号 |
F16K5/18;F16K7/18;F16K11/02;F16K11/085;(IPC1-7):F16K11/00;F16K13/00 |
主分类号 |
F16K5/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
