ClipArt ETC
"In machinery, the system of shafts which connects machinery with the prime mover, and through which motion is communicated to the former by the latter. a, shaft; b b1, pulleys; c c1, belts; d d1, hangers; e, drip-cup to receive oil dropping from the bearing in d1." —Whitney, 1889

Shafting

"In machinery, the system of shafts which connects machinery with the prime mover, and through which…

A couple is going on a trip while workers carry their luggage.

Traveling

A couple is going on a trip while workers carry their luggage.