Funnel having improved fill level indicator

Details Funnel having improved fill level indicator Funnel having improved fill level indicator

Category

B - Operations, Transporting

Subcategory

67

Subsubcategory

C

CPC

116/69, 226/8.1

IPC codes

B67C 11/02 (2006.01) G01F 23/00 (2006.01)

Type

Patent

Patent number

CA 2031844

Description

ABSTRACT OF THE DISCLOSURE An apparatus and a method for filling vessels with liquid has a non-electric fill indicator having an air passageway leading up and out of the vessel to an air flow indicator, air escaping during filling causes the indicator to whistle and when the whistle stops, the vessel is filled and the user stops filling. The air flow is not stopped until the height level of opened air inlet port is covered by the vessel liquid. The funnel has a full height slot along one side and a vertically slidable air tube in the slot; air is admitted transversely into an aperture through the tube with the aperture being vertically movable along with the tube for easy adjustment of relative fill level.

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