Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pop-up sprinkler unit with pressure responsive extendable and retractable seal

Pop-up sprinkler unit with pressure responsive extendable and retractable seal

US Patent 5711486 · Granted Jan 27, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Nozzle header2015
Axially displacing slip-clutch for rotor-type sprinkler2010
Triple slide assembly for sliding doors2007
Transition coupling between metal and plastic piping systems2004
Irrigation sprinkler with pivoting throttle valve2001
Co-molded split containment ring for riser retraction spring of a pop-up sprinkl2000
Co-molded split containment ring for riser retraction spring of a pop-up sprinkl2000
Rotary sprinkler with memory arc mechanism and throttling valve2000
Arc adjustment tool locking mechanism for pop-up rotary sprinkler2000
Rotary sprinkler with velocity controlling valve1998
Sprinkler unit with flow stop1998