Like input-output symbols, process boxes have a single line connecting it to the previous flowchart step and a single line leading to the next one. A flowchart may contain any number of process boxes.

A flow chart, or flow diagram, is a graphical representation of a process or system that details the sequencing of steps required to create output. A Newsletters SUBSCRIBE ...

Mechanical control systems (staplers, car windows) use parts for movement/force control. They include input, process, and output. Types of motion: linear, rotary, reciprocating, oscillating.