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Publication of BE722801ApublicationCriticalpatent/BE722801A/fr
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
F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
Dispositif de poulie pour courroie ou chaine, procede de fabrication d'un arbre creux pour un tel dispositif et procede d'assemblage d'un dispositif
Entretoise et sous-ensemble de séparation des leviers d'une machine de formation de la foule, machine comprenant un tel sous-ensemble et procédé de montage