Vorrichtung zur Abdichtung und molekularen Schmierung von oszillierenden Maschinenelementen

摘要

1346354 Stuffing-box packing SIEMENS A G 5 Aug 1971 [6 Aug 1970] 36957/71 Heading F2B A pump plunger 1 or other reciprocating member is sealed by stuffing-box packing 3 comprising spaced packing rings 8 each having a slot 15 extending between its peripheral faces and intermediate rings 9 disposed between the packing rings and each having a clearance 13 with the plunger and an annular groove 14 in its inner peripheral face. The packing is located between end rings 10 and 11 and compressed by a clamping sleeve 12. The packing rings 8 may be of P.T.F.E. and textile or mineral fabric and the intermediate rings 9 may be of testile fabric and synthetic resin.