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US 11,833,553 B2Granted
Spray wand
AssigneeW.M. Barr & Company, Inc.
InventorsKevin Andrew Kavchok, Matthew Michael Petkus, Alana Byrd, Rachel Ann Farmer
Life of this patent
Estimating the term…
Abstract
A spray wand for use with a chemical or chemical formulation in solid form. The wand hose end has a wand hose end valve for control of water flow from a hose. A refill cartridge having a swirl chamber may be attached to the hollow tube. The refill cartridge has at least one nub, indent and/or external channel or groove on its external surface.
Claims16
A spray wand comprising:
- a main body having an input end and an output end;
- a nozzle mounted on the output end of the main body;
- a valve assembly configured to mount the input end of the main body, the valve assembly comprising:
- a housing having a interior space, an inlet for coupling the valve assembly with a fluid source, a first outlet directed to the input end of the main body, and a second outlet directed to the input end of the main body;
- a valve core having a column rotatable within the interior space of the housing and a handle extending from the column, the valve core being at least rotatable to at least one closed position corresponding to a closed condition of the valve assembly, a first open position corresponding to a first open condition of the valve assembly from the inlet to the first outlet, and a second open position corresponding to a second open condition of the valve assembly from the inlet to the second outlet, wherein:
- the valve core is rotatable at least partially around a rotational axis;
- the column comprises:
- a distal portion through which source fluid can enter from the inlet when the valve core is in the first open position and in the second open position;
- a first output;
- and
- a second output,
- wherein the first output and the second output are offset relative to each other along the rotational axis.
9 more elements
Dependencies are inferred from the claim text.