Piston with piston rod being latchable through a retaining member

摘要

PCT No. PCT/EP93/00306 Sec. 371 Date Nov. 17, 1994 Sec. 102(e) Date Nov. 17, 1994 PCT Filed Feb. 9, 1993 PCT Pub. No. WO93/15942 PCT Pub. Date Aug. 19, 1993.Retaining element fixed within the piston opening which avoid any inadvertant extraction of the piston rod from the piston. The design provides a safe and easy to assemble means for fastening the piston rod within the piston which is capable of absorbing considerable tractive forces of said piston rod through said piston. The retaining member is preferably made of plastic material which resides between the piston rod and the piston.