Patent ID: 8297418

Claim:
A shock absorber comprising: a pressure tube forming a working chamber; a piston body disposed within said working chamber, said piston body dividing said working chamber into an upper working chamber and a lower working chamber, said piston body defining a piston compression passage and a piston rebound passage; a piston rod attached to said piston body, said piston rod extending through one end of said pressure tube; a first valve assembly including a first valve disc engaging said piston body; a second valve assembly engaging said piston body; and a normally open piston velocity sensitive valve attached to said piston rod, said piston velocity sensitive valve including a second valve disc movable between an open position and a closed position in response to a first predetermined velocity of said piston body with respect to said pressure tube; wherein said entire second valve disc is adjacent but spaced from said first valve disc when said second valve disc is in said open position, said second valve disc directly engaging said first valve disc when said second valve disc is in said closed position.