In the earlier post Tapered Keys and Their Use In Vulcan Hammers we had a general discussion of tapered keys, the theory behind them and their application in Vulcan hammers. In this post we'll look at one specific application--the Vulcan 560 Slide Bar Key--and see how Coulombic friction applies in this case of a self-locking (hopefully) … Continue reading An Example of a Self-Locking Wedge: the Vulcan 560 Slide Bar Key
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