Patent ID: 7464967

Claim:
A hydraulic quick coupling for the coupling of structural components of cranes, cargo-handling machinery or construction machinery, which are separated or reset, comprising: two interacting quick-coupling parts which are arranged respectively on the structural components, one quick-coupling part having at least one guide bolt which is configured to engage in a centering bore of the quick-coupling part lying opposite it, each quick-coupling part being provided with coupling plugs or coupling sleeves for the connection of the hydraulic lines, and at least one quick-coupling part being arranged movably on one structural component in order to connect or separate the two quick-coupling parts, wherein the movable quick-coupling part sits displaceably on a guide, the guide coupling the movable quick-coupling part to the one structural component, wherein the movable quick-coupling part is displaceable along the guide via a piston/cylinder arrangement, and wherein the movable quick-coupling part moves along the guide even when the two interacting quick-coupling parts are fully disengaged, wherein at least one of the two quick-coupling parts is arranged on a pivotable support bracket, and wherein the support bracket can be pivoted by a piston/cylinder arrangement.