ClassID:

36352

B05B11/3019 - CPC Classification

Classification description:

Single-unit, i.e. unitary, hand-held apparatus , in which flow of liquid or other fluent material is produced by the operator at the moment of use the flow being effected by a pump; Piston pumps the outlet valve having a valve seat located downstream a movable valve element controlled by a pressure actuated controlling element the inlet valve moving concurrently with the controlling element during whole pressure and aspiration strokes, e.g. a cage for an inlet valve ball being part of the controlling element

Recent Application in this class: