发明名称 Elastic locking piston for gas pipes - has operating cylinder with piston rod, and pressure flange and disc
摘要 The appliance consists of the lifting rod in the form of a piston (6), piston rod component (7) belonging to a double acting cylinder (5) with piston rod (7) on each side. On one end of the operating cylinder's (5) cylindrical pipe (8) is a locking piston (9) connected to the gas pipe's (1) branch pipe (2,3) and connected to the piston rod (7). The locking piston (9) is mounted on the piston rod (7) between a pressure flange (10) and a disc (11). ADVANTAGE - The elastic locking piston is easily inserted into large diameter gas pipes and compressed gas pipes, without danger to the operators.
申请公布号 DE4106630(A1) 申请公布日期 1992.09.03
申请号 DE19914106630 申请日期 1991.02.27
申请人 BERLINER GASWERKE (GASAG) EIGENBETRIEB VON BERLIN, 1000 BERLIN, DE 发明人 HUEHN, GERT, 1000 BERLIN, DE
分类号 F16L55/105;F16L55/18 主分类号 F16L55/105
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