Back to results
US 2026/0309262 A1Published application
Quick connect for a spray system
AssigneeGraco Minnesota Inc.
InventorChristopher C. Wagner
Life of this patent
Estimating the term…
Abstract
A hose is connected to a spray gun or a pressurized fluid source by a quick connect coupler. The quick connect coupler can be integrated with the hose to form a hose assembly or can be integrated with a spray gun or pump. The quick connect coupler includes an internal piston that is pressure biased into sealing engagement with a fitting connected to the quick connect coupler.
Claims20
A quick connect coupler for fluidly and mechanically connecting a hose in a spray system, the quick connect coupler comprising:
- a coupler body having a mount end and a distal end, the mount end configured to interface with a fitting;
- and
- a piston disposed within the coupler body, the piston having a piston body, a piston passage extending fully through the piston body along a coupler axis, a first seal groove formed on the piston body and between the piston body and the coupler body and a second seal groove formed on the piston body;
- wherein the piston is movable along the coupler axis relative to the coupler body.
1 more element
Dependencies are inferred from the claim text.