Expansible chamber devices – Piston
Patent
1996-02-20
1997-09-30
Denion, Thomas E.
Expansible chamber devices
Piston
92261, 92168, 417DIG1, F16J 100
Patent
active
056716567
ABSTRACT:
An improved fluid section for piston type paint pumps having the piston made from unplated stainless steel and wherein the seal is a multiple lip type formed of ultra-high molecular weight polyethylene and the seal further includes one or more U-shaped internal stainless steel springs.
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Cyphers Norman A.
Mirazita Frank G.
Denion Thomas E.
Wagner Spray Tech Corporation
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