Demontierbare Kolben und Kolbenstangeneinheit für Austausch des hydraulischen Plungers

摘要

A releasable piston (3) and piston rod (4) assembly is provided to permit ready removal and replacement of a hydraulic plunger and seal in a hydraulic intensifier device or the like. The releasing means is provided by a removable cartridge seal (10) and expandable collet retainer (15) for the hydraulic plunger.