Patent ID: 7743897
Filing Date: 2010-06-29
Classification: F16F,Y10T

Abstract:
1. A shock absorber comprising: a pressure tube defining a working chamber; a piston assembly disposed within said working chamber, said piston assembly dividing said working chamber into an upper working chamber and a lower working chamber; a piston rod assembly attached to said piston assembly, said piston rod assembly extending from said piston assembly through one end of said pressure tube, said piston rod assembly comprising: an upper piston rod portion; a lower piston rod portion attached to said upper piston rod portion; a dirt shield attached to said upper piston rod portion and said lower piston rod portion; a first weld attaching only said upper piston rod portion to said lower piston rod portion; and a second single weld covering the first weld and simultaneously attaching said dirt shield to both said upper piston rod portion and said lower piston rod portion and attaching said upper piston rod portion to said lower piston rod portion.