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A noncontainer pressurizing pump sprayer includes a body, which defines a chamber. A piston is positioned within the container and is coupled to a shaft. The piston divides the chamber into an upper section and a lower section. An inlet valve is positioned on the body and permits flow of fluid into

A noncontainer pressurizing pump sprayer includes a body, which defines a chamber. A piston is positioned within the container and is coupled to a shaft. The piston divides the chamber into an upper section and a lower section. An inlet valve is positioned on the body and permits flow of fluid into the lower section but restricts flow out of the lower section. The shaft of the piston is coupled to a handle. A spray nozzle includes an actuator that is coupled to a control valve and a discharge outlet that is in fluid communication with the lower section of the chamber. In one embodiment, a tube extends continuously from a point upstream of the control valve to a point downstream of the control valve. In another embodiment, a tube is coupled to the piston and extends through the handle. In another embodiment, the tube extends continuously from the spray nozzle and is coupled to the piston.

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1. A pump attachment for a container comprising:a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end; a shaft extending through an opening in the first end of the chamber; a piston reciprocally mounted within the chamber, the

1. A pump attachment for a container comprising:a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end; a shaft extending through an opening in the first end of the chamber; a piston reciprocally mounted within the chamber, the piston including an upper surface and a lower surface and a bore extending from the upper surface to the lower surface, the piston being in sealing engagement with the interior wall of the body, the piston separating the chamber into an upper portion above the upper surface of the piston and a lower portion below the lower surface of the piston; a handle coupled to the piston through the shaft; an inlet valve at the second end of the body, the inlet valve configured to permit the flow of fluid into the chamber and restrict the flow of fluid out of the chamber; a biasing member between the piston and the first end of the elongate chamber, and a spray nozzle that comprises an actuator and a discharge outlet, the actuator being coupled to a spray valve for controlling the flow of chemical from the lower portion of the chamber through the spray nozzle to the discharge outlet, the spray nozzle including a tube that extends continuously from a point upstream of the spray valve to a point downstream of the spray valve, the point upstream of the spray valve being in fluid communication with the lower portion of the chamber and the point downstream of the spray valve being in fluid communication with the discharge outlet; wherein the piston is moveable within the chamber between an upper position and a lower position in which the lower surface of the piston is positioned at the second end of the chamber and wherein the tube extends continuously into the chamber when the piston is in the lower position. 2. The pump attachment of claim 1, wherein when the actuator in a first position the tubing passes through the valve substantially unobstructed and in a second position the tubing is pinched closed within the valve.3. The pump attachment of claim 1, wherein the spray nozzle comprises a body that defines an internal channel having an inlet end, the spray nozzle also comprising a discharge nozzle, which defines an internal bore that forms, at least in part, the discharge outlet.4. The pump attachment of claim 3, and wherein the tube extends continuously from the inlet end of the internal channel to the point downstream of the spray valve and is coupled to the discharge nozzle such that the tubing is in fluid communication with the internal bore.5. The pump attachment of claim 4, wherein the tubing is coupled to the discharge nozzle by a stem that extends partially into the tubing and includes a radial flange that cooperates with the spray nozzle to prevent the tubing from being pulled out of the spray nozzle.6. The pump attachment of claim 3, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the chamber through a second internal channel which is formed in the handle.7. The pump attachment of claim 6, wherein the tube is coupled to the piston.8. The pump attachment of claim 7, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the internal bore in the piston.9. The pump attachment of claim 3, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the bore in the piston.10. The pump attachment of claim 9, wherein the tube is coupled to the piston by a plug that includes a distal end that extends into the tube and a radial flange that interacts with the lower surface of the piston to prevent the tube from being pulled out of the chamber.11. The pump attachment of claim 10, wherein the plug includes a second bore which places the tubing in fluid communication with the lower portion of the chamber.12. A pump attachment for a container comprising:a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end; a shaft extending through an opening in the first end of the chamber; a piston reciprocally mounted within the chamber, the piston including an upper surface and a lower surface and a bore extending from the upper surface to the lower surface, the piston being in sealing engagement with the interior wall of the body, the piston separating the chamber into an upper portion above the upper surface of the piston and a lower portion below the lower surface of the piston; a handle coupled to the piston through the shaft; an inlet valve at the second end of the body, the inlet valve configured to permit the flow of fluid into the chamber and restrict the flow of fluid out of the chamber; a biasing member between the piston and the first end of the elongate chamber, a spray nozzle that comprises a body that defines an internal channel having an inlet end, an actuator and a discharge outlet, the actuator being coupled to a spray valve for controlling the flow of chemical from the lower portion of the chamber through the spray nozzle to the discharge outlet; and a continuous piece of tubing which has a first end, which is coupled to the piston and is in fluid communication with the lower portion of the chamber, and a second end, which extends into the spray nozzle through the inlet end of the internal channel; wherein the piston is moveable within the chamber between an upper position and a lower position in which the lower surface of the piston is positioned at the second end of the chamber and wherein the first end of the continuous piece of tubing extends at least partially into the chamber when the piston is in the lower position. 13. The pump attachment of claim 12, wherein the spray nozzle comprises a discharge nozzle, which defines an internal bore that forms, at least in part, the discharge outlet.14. The pump attachment of claim 13, wherein the second end of the tubing is coupled to the discharge nozzle.15. The pump attachment of claim 14, wherein the second end of the tubing is coupled to the discharge nozzle by a stem that extends partially into the tubing and includes a radial flange that cooperates with the spray nozzle to prevent the tubing from being pulled out of the spray nozzle.16. The pump attachment of claim 12, wherein the tubing extends through an internal channel formed in the handle.17. The pump attachment of claim 12, wherein the first end of the tubing is positioned within the internal bore in the piston.18. The pump attachment of claim 17, wherein the tubing is coupled to the piston by a plug that includes a distal end that extends into the tubing and a radial flange that interacts with the lower surface of the piston to prevent the tubing from being pulled out of the chamber.19. The pump attachment of claim 18, wherein the plug includes a second bore which places the tubing in fluid communication with the lower portion of the chamber.20. A pump attachment for a container comprising:a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end; a piston reciprocally mounted within the chamber, the piston including an upper surface and a lower surface and a bore extending from the upper surface to the lower surface, the piston being in sealing engagement with the interior wall of the body, the piston separating the chamber into an upper portion above the upper surface of the piston and a lower portion below the lower surface of the piston; a handle coupled to the piston through a relatively rigid connective member; a continuous piece of flexible tubing which has a first end, which is coupled to the piston such that the first end moves reciprocally with the piston and is in fluid communication with the lower portion of the chamber; an inlet valve at the second end of the body, the inlet valve configured to permit the flow of fluid into the chamber and restrict the flow of fluid out of the chamber; a biasing member between the piston and the first end of the elongate chamber, and a spray nozzle that comprises an actuator and a discharge outlet, which is in fluid communication with a second end of the flexible tubing, the actuator being coupled to a spray valve for controlling the flow of chemical from the lower portion of the chamber through the spray nozzle to the discharge outlet; wherein the first end of the continuous piece of tubing extends into the body when the lower surface of the piston is positioned generally adjacent the second end of the chamber. 21. The pump attachment of claim 20, wherein the spray nozzle comprises a body that defines an internal channel having an inlet end and the flexible tubing extends to the into the internal channel through the inlet end.22. The pump attachment of claim 20, wherein the spray nozzle comprises a discharge nozzle, which defines an internal bore that forms, at least in part, the discharge outlet.23. The pump attachment of claim 22, wherein the second end of the flexible tubing is coupled to the discharge nozzle.24. The pump attachment of claim 20, wherein the flexible tubing extends through an internal channel formed in the handle.25. The pump attachment of claim 20, wherein flexible tubing extends out of the first end of the body.26. The pump attachment of claim 20, wherein the flexible tubing is coupled to the piston by a plug that includes a distal end that extends into the tubing and a radial flange that interacts with the lower surface of the piston to prevent the tubing from being pulled out of the chamber.27. A chemical sprayer system comprising:a container that defines an cavity for storing a chemical to be sprayed; a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end, the first end of the body being positioned within the cavity; a shaft extending through an opening in the first end of the chamber; a piston reciprocally mounted within the chamber, the piston including an upper surface and a lower surface and a bore extending from the upper surface to the lower surface, the piston being in sealing engagement with the interior wall of the body, the piston separating the chamber into an upper portion above the upper surface of the piston and a lower portion below the lower surface of the piston; a handle coupled to the piston through the shaft; an inlet valve at the second end of the body, the inlet valve configured to permit the flow of fluid into the chamber from the cavity and restrict the flow of fluid out of the chamber; a biasing member between the piston and the first end of the elongate chamber, and a spray nozzle that comprises an actuator and a discharge outlet, the actuator being coupled to a spray valve for controlling the flow of chemical from the lower portion of the chamber through the spray nozzle to the discharge outlet, the spray nozzle including a tube that extends continuously from a point upstream of the spray valve to a point downstream of the spray valve, the point upstream of the spray valve being in fluid communication with the lower portion of the chamber and the point downstream of the spray valve being in fluid communication with the discharge outlet; wherein the tube is moveable with the shaft said extends continuously into the container when the piston is in a lower position in which the lower surface of the piston is positioned at the second end of the chamber. 28. The chemical sprayer system of claim 27, wherein when the actuator in a first position the tubing passes through the valve substantially unobstructed and in a second position the tubing is pinched closed within the valve.29. The chemical sprayer system of claim 27, wherein the spray nozzle comprises a body that defines an internal channel having an inlet end, the spray nozzle also comprising a discharge nozzle, which defines an internal bore that forms, at least in part, the discharge outlet.30. The chemical sprayer system of claim 29, and wherein the tube extends continuously from the inlet end of the internal channel to the point downstream of the spray valve and is coupled to the discharge nozzle such that the tubing is in fluid communication with the internal bore.31. The chemical sprayer system of claim 30, wherein the tubing is coupled to the discharge nozzle by a stem that extends partially into the tubing and includes a radial flange that cooperates with the spray nozzle to prevent the tubing from being pulled out of the spray nozzle.32. The chemical sprayer system of claim 30, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the chamber through a second internal channel which is formed in the handle.33. The chemical sprayer system of claim 32, wherein the tube is coupled to the piston.34. The chemical sprayer system of claim 33, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the internal bore in the piston.35. The chemical sprayer system of claim 30, wherein the tube extends continuously from the inlet end of the internal channel of the spray nozzle to the bore in the piston.36. The chemical sprayer system of claim 35, wherein the tube is coupled to the piston by a plug that includes a distal end that extends into the tube and a radial flange that interacts with the lower surface of the piston to prevent the tube from being pulled out-of the chamber.37. The chemical sprayer system of claim 36, wherein the plug includes a second bore which places the tubing in fluid communication with the lower portion of the chamber.38. A chemical sprayer system comprising:a container that defines an cavity for storing a chemical to be sprayed; a body defining a chamber and having a first end and a second end and a wall extending between the first end and the second end, the first end being positioned within the cavity; a shaft extending through an opening in the first end of the chamber; a piston reciprocally mounted within the chamber, the piston including an upper surface and a lower surface and a bore extending from the upper surface to the lower surface, the piston being in sealing engagement with the interior wall of the body, the piston separating the chamber into an upper portion above the upper surface of the piston and a lower portion below the lower surface of the piston; a handle coupled to the piston through the shaft; an inlet valve at the second end of the body, the inlet valve configured to permit the flow of fluid into the chamber from the cavity and restrict the flow of fluid out of the chamber; a biasing member between the piston and the first end of the elongate chamber, a spray nozzle that comprises a body that defines an internal channel having an inlet end, an actuator and a discharge outlet, the actuator being coupled to a spray valve for controlling the flow of chemical from the lower portion of the chamber through the spray nozzle to the discharge outlet; and a continuous piece of tubing which has a first end, which is coupled to the piston and is in fluid communication with the lower portion of the chamber, and a second end, which extends into the internal channel of the spray nozzle; wherein the piston is moveable within the chamber between an upper position and a lower position in which the lower surface of the piston is positioned at the second end of the chamber and wherein the first end of the continuous piece of tubing extends through the shaft and at least partially into the container when the piston is in the lower position. 39. The chemical sprayer system of claim 38, wherein the spray nozzle comprises a discharge nozzle, which defines an internal bore that forms, at least in part, the discharge outlet.40. The chemical sprayer system of claim 39, wherein the second end of the flexible tubing is coupled to the discharge nozzle.41. The chemical sprayer system of claim 40, wherein the second end of the flexible tubing is coupled to the discharge nozzle by a stem that extends partially into the flexible tubing and includes a radial flange that cooperates with the spray nozzle to prevent the flexible tubing from being pulled out of the spray nozzle.42. The chemical sprayer system of claim 38, wherein the flexible tube extends through an internal channel formed in the handle.43. The chemical sprayer system of claim 38, wherein the spray nozzle comprises a body that defines an internal channel having an inlet end for receiving the flexible tubing and wherein the flexible tubing extends into the internal channel.44. The chemical sprayer system of claim 38, wherein the first end of the flexible tubing is positioned within the internal bore in the piston.45. The chemical sprayer system of claim 44, wherein the flexible tubing is coupled to the piston by a plug that includes a distal end that extends into the tube and a radial flange that interacts with the lower surface of the piston to prevent the tube from being pulled out of the chamber.46. The chemical sprayer system of claim 45, wherein the plug includes a second bore which places the tubing in fluid communication with the lower portion of the chamber.