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An improved valve plate assembly for use with a reciprocating piston fluid pump such as a low capacity air compressor. A resilient rubber valve molding is positioned over a plate defining inlet and outlet ports for forming a seal between the plate and a cylinder head, for forming an inlet check valv

An improved valve plate assembly for use with a reciprocating piston fluid pump such as a low capacity air compressor. A resilient rubber valve molding is positioned over a plate defining inlet and outlet ports for forming a seal between the plate and a cylinder head, for forming an inlet check valve and for forming an outlet check valve.

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An improved valve plate assembly for a small fluid pump comprising a generally flat plate having first and second surfaces and an edge extending between said surfaces, said plate defining first and second ports extending between said surfaces, and a resilient valve molding including an outer edge su

An improved valve plate assembly for a small fluid pump comprising a generally flat plate having first and second surfaces and an edge extending between said surfaces, said plate defining first and second ports extending between said surfaces, and a resilient valve molding including an outer edge surrounding said plate edge, a first valve flap extending from said outer edge along a portion of said first surface and covering said first port and a second valve flap extending from said outer edge along a portion of said second surface and covering said second port.