Peristaltic machine for depositing viscous materials
Pressurized feed-injection spray-forming apparatus
Pressurized water toy having a pressure actuated pulsator
Pulsating devices
Pulsating drip laterals
Pulsating spraying device
Pulsator for irrigation systems and the like
Pulsed irrigation control valve with pressure relief
Pulsed slit nozzle for generation of planar supersonic jets