Insert for dispensing a compressed gas product, system with such an insert, and method of dispensing a compressed gas product

摘要

An insert, a system, and a method are provided for dispensing a compressed gas product. The insert includes a swirl chamber, inlet ports to the swirl chamber, and an outlet orifice. The insert has specifically configured parameters relating to the diameter of the swirl chamber, the diameter of the outlet orifice, the length of the outlet orifice, and the depth of the swirl chamber. The insert, system, and method can provide a dispensed compressed gas product with a remarkably constant flow rate and with a remarkably constant particle size.

主权项

1. A method of dispensing a product from a container that includes a swirl chamber insert, the method comprising:
dispensing the product from the container through the swirl chamber insert, the dispensed product being in the form of an aerosol that includes (i) particles as a mist and (ii) a compressed gas propellant, and a mass mean diameter of the particles of the dispensed product increasing by less than about 40% as an amount of product in the container drops to 13% of an initial amount of product in the container, and wherein pressure inside the container with the initial amount of product is less than about 157 psi.