| 摘要 |
<p>Disclosed is a sliding seal for pistons and piston rods of operating cylinders and for flying pistons of pressure storage devices comprising a combination of gaskets and oil rings, characterized by the fact that a high partial pressure forcing the practically absolutely dry running of the sealing combination is produced and that, between the gasket and the flank of the groove, a ring made of a plastically deformable, non-self-lubricating material, containing a high proportion of a mineral dry lubricant is arranged.</p> |
