| 摘要 |
The device (1) has connection bodies (2, 3) formed in a tubular section, and a part of an arm of a protective suit fixed to the connection body (2). The protective suit is fixed at the connection body (3). An external sleeve ring (4) is attached on one connection body. The sleeve ring is screwed with another connection body. The sleeve ring is rotatably mounted at the connection body (3). The connection body has a guide projection (34) at an external surface and extending in a circumferential direction. The sleeve ring has a guide groove (41) at an internal surface. |
