Pressurizing Aerosol Cans

A system for charging an aerosol can with a compressed gas charge, the system comprising:

• a base that is adapted for receiving a can that (i) houses a product and (ii) includes a means for injecting gas, such as a grommet or valve on the bottom of the container;
• a compressed gas source, such as a pre-charged canister of compressed air, and air compressor, and/or an automatic or manual air pump.

The method or system of any of the preceding claims wherein the can includes a bottom, a sidewall, a top, and a dispensing valve affixed to the top.

The method or system of any of the preceding claims wherein the bottom includes a reusable grommet or a filling valve.

The method or system of any of the preceding claims wherein the can is any one of a drawn and ironed metal can, an impact extruded metal can, a metal can having a longitudinal welded seam and a seamed-on bottom, and a plastic container.

The method or system of any of the preceding claims wherein the metal can comprises aluminum or steel.

The method or system of any of the preceding claims wherein the can is pressurized to less than 6 bar.

The method or system of any of the preceding claims wherein the can is pressurized to between 2 and 5 bar.

The method or system of any of the preceding claims wherein the can is pressurized to approximately 3 bar.

The method or system of any of the preceding claims wherein shipping is such that DOT shipping regulations for pressurized containers, such as those relating to DOT-2P and DOT-2Q, do not apply.