to conveyors 8 10 it is commonly referred to as a right angle merge referring to fig2 6 transfer conveyor 12 includes base assembly 24 first conveying assembly 26 and second assembly 28 base assembly 24 includes base frame 30 comprising base frame sides 32 a 32 b and base frame ends 34 a 34 b which are connected together such as by bolting or welding to form base frame 30 base frame side 32 a includes a plurality of spaced apart slots 36 a which align with spaced apart slots 36 b of base frame side 32 b each base frame side 32 a 32 b includes a respective pair of spaced apart guides 38 a 40 a not seen and 38 b 40 b made of any suitable material such as uhmw polyethylene base assembly carries two spaced apart generally parallel rotary actuators 42 44 in the embodiment depicted actuators 42 44 are illustrated as rollers and will also be referred to herein as roller 42 and roller 44 it being understood that rotary actuators 42 44 are not limited to the roller illustrated a pair of spaced apart cams 46 a 46 b are carried by roller 42 rotating therewith similarly a pair of spaced apart cams 48 a 48 b are carried by roller 44 rotating therewith the cam tracks described below of cams 46 a and 48 a are identical to and rotationally aligned with each other the cam tracks described below of cams 46 b and 48 b are identical to and rotationally aligned with each other the cam tracks described below of cams 46 a 48 a have.