
It uses multiple proximity sensing heads to check for pressure or vacuum loss of individual containers inside sealed cases. The sensor heads measure lid curvature (which corresponds to the lack of pressure).
TapTone (North Falmouth, MA) has introduced the Case Tracker system for detecting leaks and other defects in cases of bottles, cans or jars on food and beverage production lines.
It uses multiple proximity sensing heads to check for pressure or vacuum loss of individual containers inside sealed cases. The sensor heads measure lid curvature (which corresponds to the lack of pressure).