| 摘要 |
<p>A pipe coupling (1) consists of two coupling-halves on the pipe ends, a plug (2) and coupling sleeve (3) with shut-off element(s) (12) in both coupling halves. Both cut-off element(s) (12) are sleeve shaped. Independent claims ae included for the following. (1) (A) A method for joining coupling halves of pipe coupling (2) (B) A method for self-cleaning of front faces of coupling halves.</p> |
