US Patent 8662549 Fitting, crane hook, and crane hook assembly

A method of lifting an aircraft at a lifting location including the steps of securing a fitting to the aircraft when the aircraft is at the lifting location, the fitting including an attachment member configured to be secured to the item and a lifting member which is pivotally coupled to the attachment member. The lifting member has a socket for engaging a crane hook. Engaging the fitting with the crane hook and transmitting lifting load from the crane hook to the aircraft via the fitting. The crane hook has an attachment link having a first pivot point attached to the hook forward of its center of gravity, and a second pivot point configured to be lifted by a crane.