Crane or hanger-type cargo lane device

A crane or hanger-type cargo lane device, comprising two half housings, a sprocket assembly, a spacer assembly, a roller assembly, a roller chain assembly, and a drive mechanism wherein:

• the half housings are parallel to each other and the half housing includes a main plate, bent extensions on a top of the main plate, a front slit through the main plate, and a grooved member on a bottom;
• the sprocket assembly is disposed at rear portions of the half housings and includes spaced sprockets and an axle driven through the sprockets and the main plates;
• the spacer assembly is disposed between the main plates and includes a plurality of spaced, cylindrical members secured to the main plates, and a trough member disposed on the cylindrical members;
• the roller assembly includes a plurality of rollers rotatably mounted between the main plates and being forward of the spacer assembly, and positioning members on an outer surface of each main plate and secured to ends of the rollers respectively;
• the roller chain assembly is disposed between the main plate and meshes with the sprockets at a rear end thereof;
• the rollers rotatably contact a forward end of the roller chain assembly;
• the sprockets, the spacer assembly, and the rollers are disposed in the roller chain assembly;
• a lower portion of the roller chain assembly rotatably contacts the grooved members;
• the roller chain assembly includes two sets of a plurality of plate members each having spaced roller members rotatably secured to the corresponding plate member of the other set, and a hook extending downward from a bottom under one of the roller members;
• and the roller members rotatably contact the grooved members;
• and
• the drive mechanism is configured to impart a rotational force to the axle via a conveyor belt.