Patent ID: 6244131
Filing Date: 2001-06-12
Classification: B62K,Y10T

Abstract:
A stem for a bicycle adapted for use in mounting a handlebar on the bicycle, said stem comprising:a column member adapted to be mounted on the bicycle, said column member having a top end, a first pivot mechanism and a second pivot mechanism which are provided on two sides of the top end respectively, wherein the first and the second pivot mechanisms are of a concave configuration and have a hole therebetween, the first and second pivot mechanisms also each possessing a surface bearing a plurality of teeth;a sleeve member adapted for mounting the handlebar, said sleeve member having an extension therefrom which defines a third pivot mechanism and a fourth pivot mechanism on the two sides thereof, respectively; anda lateral member including a left connecting part and a right connecting part wherein each of the left and right connecting part has two ends each having a protruded engaging mechanism adapted to be pivotally attached to the first, second, third and fourth pivot mechanisms so that the lateral member can be pivotally adjusted through the first and second pivot mechanisms, and the sleeve member can be pivotally adjusted through the third and fourth pivot mechanisms.