| 摘要 |
This invention relates to a pipe system having several angle or branch joint pieces (1), in which are inclued flow pipes (3) of the pipe system at least two blocks (2) forming therebetween an angle. The invention is characterized in that at least one maintenance block (4) is arranged in the angle or branch joint pieces (1) in line with a block (2) of the flow pipe (3) located on the opposite side of the joint piece (1), to which maintenance block (4) is connected a maintenance pipe (5) for inspecting and maintaining the flow pipes (3) of the pipe system. |
