(under subclass 143) Implement including a reservoir and wherein the force-applying means consists of gas at superatmospheric pressure in direct contact with the coating material for propelling the material to tool*; and means for regulating flow of the material from the reservoir.
(1) Note. A patent for the subcombination including a tool, per se, with means adapting it for attachment to an Aerosol container will be placed in this subclass.
SEE OR SEARCH THIS CLASS, SUBCLASS:
157, for an implement including a resilient-wall reservoir which is collapsed by externally supplied superatmospheric pressure.
187, and indented subclass 188, for an implement including mechanical means for compressing gas in the reservoir.
SEE OR SEARCH CLASS
222, Dispensing, 394+, for a dispenser from which material is discharge by fluid pressure; and see the search notes thereto.
516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,
1+, for continuous gas or vapor phase colloid system (e.g.,
smoke, fog, aerosol, cloud, mist) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.
