ARM ASSEMBLIES FOR HYDRAULIC EXCAVATORS INCLUDING AN ARM, A CONTROL LINK AND AN INTEGRAL QUICK-COUPLER FOR OPERATIVELY AND PIVOTABLY CONNECTING AN ATTACHMENT TO THE ARM AND CONTROL LINK; ARM ASSEMBLIES FOR HYDRAULIC BACKHOES INCLUDING AN ARM, A CONTROL LINK AND AN INTEGRAL QUICK-COUPLER FOR OPERATIVELY AND PIVOTABLY CONNECTING AN ATTACHMENT TO THE ARM AND CONTROL LINK
Machinery