Raymond A Jackson

US Patent:

46433589, Feb 17, 1987

Filed:

May 3, 1985

Appl. No.:

6/730303

Inventors:

Raymond Jackson - Vero Beach FL

International Classification:

B05B 120

US Classification:

239166

Abstract:

A mechanism for adjusting the height and level of a movable boom is disclosed. This mechanism includes a carrier member mountable for vertical pivotal movement about one end thereof, and a first actuator is provided for controlling the movement and position of the carrier member. A unitary member for supporting the boom in a cantilevered manner is also provided. The unitary support member is connected at the distal end of the carrier member for vertical pivotal movement. Finally, a second actuator is provided for controlling the vertical movement of the support member and boom relative to the carrier member, with the second actuator controlling the vertical level of the boom and the first actuator controlling the vertical height of the boom.