Patent ID: 6081965
Filing Date: 2000-07-04
Classification: E05C,E05F,E05Y,Y10T

Abstract:
A braking mechanism for a casement of a window or a door, comprising:a tube;a piston rod extending from one end of the tube and slidably supported in the tube and carrying a piston;a formed body secured interiorly of the tube at the one end and having a guide opening extending therethrough allowing passage of the piston rod, said formed body having an inner conical braking surfaces tapering in direction of the tube one end;a conical braking body surrounding the piston rod in frictional engagement, and continuously loaded by a spring, said braking body interacts with the braking surfaces of the formed body during an extension stroke of the piston rod from the tube one end;a stationary abutment secured within the tube and positioned at a distance from the formed body, said abutment supporting one end of the spring that loads the braking body, andat least one buffer element made of elastic material and positioned inside the tube in an area between the piston and the braking body.