A pre-formed notch tab and tear path lower adult opening force in blister packs while preserving child resistance and simple manufacturing.
Inner flaps, reinforcing elements, and locking tabs keep a folding box closed securely while resisting irreversible deformation from frequent use.
Folded inner and outer locking tabs and flaps restrict carton movement and create an audible click to confirm child-resistant closure.
A coded pressure-field lock keeps the inner box secure yet releasable, preventing unintentional opening while staying usable in tight spaces.