Measuring and testing – Volume or rate of flow – Using differential pressure
Reexamination Certificate
2005-08-30
2005-08-30
Lefkowitz, Edward (Department: 2855)
Measuring and testing
Volume or rate of flow
Using differential pressure
Reexamination Certificate
active
06935190
ABSTRACT:
An apparatus for flow rate measurement includes a body having a chamber with an inlet and an outlet and a structure, buoyant in the presence of a fluid, disposed in the chamber. The structure moves to a position in the chamber in proportion to a flow rate of the fluid flowing from the inlet to the outlet.
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Height Murray J.
Hwang Eun Young
Prestero Timothy J.
Daly, Crowley & Mofford & Durkee, LLP
Lefkowitz Edward
Massachusetts Institute of Technology
Miller T
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