A closure used as a closure of open pipeline ends is equipped with two discs (2, 3) at an adjustable distance and with an O-ring (6), of elastomeric material, arranged in the edge region between the discs. <IMAGE>
申请公布号
DE3120183(A1)
申请公布日期
1982.12.09
申请号
DE19813120183
申请日期
1981.05.21
申请人
LEYBOLD-HERAEUS GMBH, 5000 KOELN, DE
发明人
STEINMETZ, ERWIN, 6450 HANAU, DE;URBAN, ALBERT, 6460 GELNHAUSEN, DE
