Technology Sourcebook
www.foodengineeringmag.com/articles/95700-nonlinear-transfer-unit

Nonlinear transfer unit
May 9, 2016
The Kirk Type NLTU trapped key interlock transfer unit offers safety interlock provisions for trapped key interlocking systems requiring nonlinear sequences. It can be manufactured with up to 8 cylinders and 8 nonlinear sequenced steps.
Kirk; 800-438-2442; www.kirkkey.com