Patent ID: 9534435
Date: 2017-01-03
CPC Classifications: E05F,E05Y,F16F,F24C,Y10T

Claim:
1. Damper comprising: a cylinder containing a damping fluid, said cylinder having a first end and a second end, at least one piston within said cylinder and defining two damping chambers, said at least one piston being translatable within said cylinder between said first end and said second end, a rod for controlling the movement of said at least one piston within said cylinder, said damper further comprising at least one first narrow passage and at least one second narrow passage through which said damping fluid is forced to pass from one to the other of said two damping chambers when said control rod is controllably moved within said cylinder, wherein said at least one piston is translatable with respect to said control rod as said control rod moves between said first end and said second end, said at least one piston is translatable between a first position (P wherein said damper further comprises at least one first elastic member constrained to said at least one piston and deformable and/or displaceable with respect to said at least one piston, on the basis of the control rod speed, between an arrangement in which said damping fluid is prevented from passing through said at least one second narrow passage, at least when said at least one piston is in said second position (P