HUGO VOGELSANG MASCHINENBAU GMBH,PAUL KRAMPE,MICHAEL ABELN
申请号：
PT06010731
公开号：
PT1726854E
申请日:
2006.05.24
申请国别(地区):
PT
年份:
2015
代理人:
摘要：
The pipe connector comprises a tubular sleeve (11), into whose ends (12, 13) the pipes fit. A balloon (10) is mounted inside the sleeve with its neck held between one of the pipes and the sleeve. It can be inflated through a hose (14) in the neck to shut off flow through the connector.
