| 摘要 |
PURPOSE: A pipeline adaptor for cable pipeline is provided to form a separable partition in the external opening portion of a cylindrical body, thereby protecting the inside. CONSTITUTION: A cylindrical body (10) is fixed to a manhole wall. Flanges (12,14) are respectively formed in the inner side and outer side of the cylindrical body. An inside internal thread section is formed inside of the inner side of the body. An outside internal threaded section is formed inside of the outer side of the body. A diaphragm (30) protects the inside of the outer side of the body. |
