January 2026
Intermediate
900 pages
23h 23m
English
Content preview from Machine Design, 2nd Edition by Pearson
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CHAPTER 13
Cotter and Knuckle Joints
Chapter Objectives
- Design a cotter joint for a given load to be transmitted, after assuming allowable stresses in cotter and rods.
- Design a knuckle joint for a given load to be transmitted, after assuming allowable stresses in pin and rods.
13-1 INTRODUCTION
Cotter and knuckle joints are temporary fasteners used to connect two rods transmitting axial force. A cotter is a tapered piece of flat, mild steel connecting two coaxial rods. The cotter is inserted in a transverse direction to the rods. It is tapered on one side or on both sides so that it can be driven into the rectangular slots provided in the rods. The cotter contacts the two rods through frictional contact force.
A knuckle joint, on the other ...
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