152155 ⎘
Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with tubular diaphragm constrictable by twisting
Closure
#2Constriction valve
#3Drip emitter with check valve
#4Constriction valve
#5Air flow adjustment
#6Air flow adjustment
#7Helically actuated positive-displacement pump and method
#8Moisture responsive device and method
#9Helically actuated positive-displacement pump and method
#10Throttle valve apparatus for controlling fluid flow
#11Flow interrupter for respiratory treatment apparatus