| David S. Smith America, Inc. (d.b.a. Worldwide Dispensers) Patent applications |
| Patent application number | Title | Published |
|---|
| 20110309279 | FLOW VALVE WITH INTEGRAL SPRING AND SEAL - Embodiments of the present invention are designed to interface between a package, either rigid or flexible and an apparatus to push a seal valve from the housing. Once the container is inserted into the “nest” with valve, opened fluid flow is achieved. Once the container with the valve is removed from the “nest” the valve will self close, with no operator interaction to stop flow of the product. | 12-22-2011 |
| 20100296858 | DISPENSING PEN INCORPORATING A DOME SPRING ELEMENT - A dome spring element including a body having a first and second end and an axis, a bell-shaped wall at the first end defining a chamber with an opening into the chamber, a cylindrical wall attached to the bell-shaped wall at the second end; a rod attached to the body and extending through the chamber and extending axially outwardly from the opening; and the body being moveable from an extended position to a compressed position by application of a force along the axis, and capable of automatically returning to the extended position upon release of the force. | 11-25-2010 |
