Flow control valve

Details Flow control valve Flow control valve

1992-10-09

1993-08-10

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

137 43, 137587, F16K 1724

Patent

active

052340228

ABSTRACT:
An apparatus is provided for controlling discharge of fuel vapor from the fuel tank. The apparatus comprises a housing defining an interior region, an assembly for defining an outer and an inner flow passageway for fuel vapor in the interior region, an assembly for selectively blocking flow of fuel vapor through the outer flow passageway, the blocking assembly being movable between an unblocking position and a blocking position, and an assembly for yieldably biasing the blocking assembly toward the unblocking position.

REFERENCES:
patent: 4456029 (1984-06-01), McCrum
patent: 4953583 (1990-09-01), Szlaga
patent: 5028244 (1991-07-01), Szlaga
patent: 5116257 (1992-05-01), Szlaga
patent: 5156178 (1992-10-01), Harris
Prior Art Engineering Drawing Showing an AC-Rochester Manifold Vacuum Actuated Vent Valve Assembly (undated).

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