Fluid flow generated by manually actuated working member:
(under subclass 630) Dispenser including a chamber whose volume is varied by manually moving or deflecting all or a portion of the chamber wall whereby the resulting increase or decrease in pressure within the chamber is utilized to move the fluid into contact with the material to be dispensed.
SEE OR SEARCH CLASS
239, Fluid Sprinkling, Spraying, and Diffusing,
328, for a supply holder having a collapsible wall; and subclasses 329+ for a supply holder having a moving surface for the material to be sprayed.
