Elevator counterweight / constant spring and ability to lift different number of tote

[Sh1ine]

Originally Posted by cmrnpizzo14

Theoretically couldn't you just design for the heaviest weight that you expect to hold? It wouldn't be ideal but if you think about it, 40 lbs is actually quite a small range so it should work.

Even if you split the difference (0 lbs with no load and 50 lbs full load) and put a 25 lb CF spring your motor would always be working, but at 1/2 the force and 25 lbs should be able to be held by a cim (or bag motor) without too much issue.