Quick coupler apparatus

摘要: A specially designed quick coupler is representatively used to removably attach an excavation bucket the outer boom end of excavator. top portion pinned and has a bottom with spaced apart recesses configured releasably receive portions stick curl pins on bucket. An arcuate latch hook translationally drivable by hydraulic cylinder assembly toward one implement lock it in its associated recess manner also captively retaining other pin recess. Stop structures oppose and, using simple shim arrangement, may be shifted away therefrom easily adjust for wear and/or changes spacing. redundant safety system incorporated serves hold locking position. The includes mechanical mechanisms spring structure resiliently biasing