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US 12,263,508 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.
Claims28
A spray wand comprising:
- a spray wand body having a hollow tube with a wand spray end,
- a refill cartridge assembly for insertion into the hollow tube, wherein the spray wand body is configured for receiving the refill cartridge assembly inside of the spray wand body, wherein the refill cartridge has one or more channels running along a length of the refill cartridge,
- a wand hose end having a handle connected to the spray wand body, wherein the refill cartridge assembly is comprised of a refill cartridge having a distal end and a proximal end and at least one nub within the refill cartridge at the proximal end, and
- a swirl chamber attached to the at least one nub on the proximal end of the refill cartridge, wherein the swirl chamber is configured to convert a single stream into several streams.
1 more element
A refill cartridge assembly comprising:
- a refill cartridge having a proximal end and a distal end, having at least one nub at the proximal end of the refill cartridge, and a swirl chamber attached to the at least one nub on the proximal end of the refill cartridge, wherein the distal end of the refill has at least two or more orifices or a screen, wherein the swirl chamber is configured to convert a single stream into several streams.
Dependencies are inferred from the claim text.