F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J15/00—Sealings
F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J15/00—Sealings
F16J15/16—Sealings between relatively-moving surfaces
F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
Dispositif d'etancheite pour appareil hydraulique a percussions, et appareil hydraulique a percussions comprenant un tel dispositif d'etancheite