초록 ▼

An improved paint cup for a suction feed hand held spray gun having a jar and a removable cap. A resilient unitary molded check valve either is positioned within or is positioned to cover a vent opening extending through the cap to allow exterior air to flow into the jar while inhibiting paint flow

An improved paint cup for a suction feed hand held spray gun having a jar and a removable cap. A resilient unitary molded check valve either is positioned within or is positioned to cover a vent opening extending through the cap to allow exterior air to flow into the jar while inhibiting paint flow from the jar through the vent opening when the spray gun is tilted.

대표청구항 ▼

An improved paint cup for a suction feed hand held spray gun comprising a paint jar, a removable cap closing said jar, said cap having interior and exterior surfaces, a vent opening extending through said cap, and a resilient unitary molded check valve means positioned in said vent opening for allow

An improved paint cup for a suction feed hand held spray gun comprising a paint jar, a removable cap closing said jar, said cap having interior and exterior surfaces, a vent opening extending through said cap, and a resilient unitary molded check valve means positioned in said vent opening for allowing exterior air to flow into said jar while inhibiting paint flow from said jar through said vent opening, said check valve means comprising a hollow body extending from above said exterior surface through said vent opening to below said interior surface, a peripheral flange extending about said body immediately below said interior surface, end means extending from said body and resiliently engaging said exterior surface for urging said flange against said interior surface to form a fluid seal at said interior surface, and resilient ducks bill ends means extending from said body below said interior surface for allowing air to be drawn into said jar while inhibiting paint flow from said jar through said vent opening.