| 20090062749 | DISPENSER FOR MEDICAMENTS AND METHOD AND APPARATUS FOR MAKING SAME - A dispenser assembly for liquid products is disclosed. Such an assembly may include an elongated barrel, and an elongated plunger having a flexible sealing lip disposed at an end thereof. The sealing lip may have an outer diameter in a relaxed state that is greater than an internal cross-sectional diameter of the barrel. When the plunger and barrel are actuated axially relative to one another, the sealing lip flexes inwardly and provides the sole contact between the plunger and the barrel. | 03-05-2009 |
