The 1st tiny packaging machine made by Accutek was a timed movement liquid filler. 30 yrs in the past, packaging machines weren't virtually as flexible as they are now. Timing and Regulate have been achieved mechanically and having a couple relays. Accutek was an field chief inside the changeover https://www.linpack.com/news/precision-in-every-pour-innovative-packaging-for-sauces-liquids