Patent ID: 7150419

Claim:
A sprayer trailer comprising: a generally horizontal frame with a frame front end and a frame rear end; a pair of wheels and tires connected to and supporting the generally horizontal trailer frame; a hitch assembly including a generally vertical rear mast with a rear mast lower end fixed to the frame front end and extending upwardly from the frame front end to a generally vertical rear mast top end, a hitch assembly forward mast with a front mast top end that is forward of the generally vertical rear mast top end, a hitch connector assembly portion fixed to a front mast lower end, and a hitch assembly generally horizontal frame portion fixed to the generally vertical rear mast top end and to the front mast top end; a boom support frame slidably mounted on the hitch assembly and the generally horizontal trailer frame for generally vertical movement relative to the generally horizontal trailer frame, and a linear actuator connected to the boom support frame and the hitch assembly and operable to move the boom support frame up and down; a boom center section mounted on the boom support frame and moveable, with the boom support frame, from a lowered boom position and a raised position between the generally vertical rear mast and the hitch assembly forward mast.