Food container has pressure indicator unit on dividing wall consisting of press knob passing in sealed manner through pressure measurement bore in dividing wall using air sealing ring

摘要

The food container (100) has a pressure indicator unit (50) on a dividing wall consisting of a press knob passing in a sealed manner through a pressure measurement bore in the dividing wall using an air sealing ring, a spring underneath the press knob, a sealing gas cell enclosing the spring and a pointer element joined to the press knob.