Patent ID: 8443841
Filing Date: 2013-05-21
Classification: F15B

Abstract:
1. A guiding device, comprising: a housing having a housing wall; a metal bellows movably mounted in said housing and having an end body movable along said housing wall as said metal bellows expands and contracts, said end body having a cup-shaped sealing body tightly sealing an interior of said bellows on a movable end thereof and having a ring-shaped peripheral edge overlapping said movable end of said bellows and connected to a circular cylindrical side wall of said sealing body extending into said interior of said bellows; and a guiding element having a plurality of separate guide shoes located distances from one another on said peripheral edge of said sealing body, each said guide shoe having a U-shaped profile in cross section, overlapping said peripheral edge of said sealing body, and having first and second profile legs, each said first profile leg having a sliding surface slidably engaging said housing wall.