Submerged rotor fluid flow meter for water supplies has a two part bell shaped plastic housing held by a clamp ring (5) over transparent cover with thickened indicator reading window
DE10238417A1
Multi-jet meters
DE10229794C1
Fluid flowmeter has measured fluid flow directed tangentially across turbine wheel blades between symmetrically angled entry and exit channels coupled to central entry and exit connections
DE10229586A1
Sealable device for mounting a sensor in a fitting
WO02099763A1
Piezoelectric signaling device
CH692866A5
Ultrasonic flow meter has wedge-shaped transducer bearers with pointed and flat ends in measurement pipe, transducer elements in apertures in flat bearer ends
