Patent ID: 8281669

Claim:
A simplified flow meter 31 with improved accuracy comprised of: (a) a meter body 32 configured with a puck chamber 40 and made of durable material; (b) an orifice puck 43 with a groove 50 , an elastic o-ring sealing means 50 A, and a precision bored aperture 42 through the orifice puck center, is being inserted in the puck chamber; (c) a cover plate 33 , (d) a means 34 for attaching the cover plate 33 to the meter body 32 ; and (e) a means for removably securing the flow meter 31 into a fluid stream; wherein the simplified flow meter 31 easily and accurately measures fluid flow in the fluid stream and the flow meter allows for the orifice puck to be changed without disrupting or removing the meter body from the fluid stream.