165146 ⎘
Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing Rotary-piston or ring-piston meters
ROTARY PISTON WATER METER
#2Flow meter with hollow blocking rotor
#3Lubrication device with flowmeter
#4Positive displacement flow meter
#5Chemical-injection management system
#6Rotary positive displacement flowmeter
#7FLUID FLOW METER
#8Positive displacement fluid flow meter
#9Chemical-injection management system
#10Magnetic drive assembly for petroleum and LPG meter
#11Power System Architecture for Fluid Flow Measurement Systems
#12Positive displacement meter seal scheme
#13Sampler for taking a defined amount of sample of a fluid medium from a sample-taking site
#14Volumetric fluid meter