Claims
- 1. An aerosol dispenser comprising: a container having a bottom wall, an open top, and a chamber for storing a propellant and first material under pressure, a cap mounted on the container closing said open top, a housing extended into the chamber through said open top, said housing having a passage, control valve means mounted on the cap and housing operable to control the flow of propellant and materials from said passage, said control valve means being normally closed and having a moveable member extended into the passage which can be moved to open said valve means whereby propellant and materials are dispensed from the container, a porous filter mounted on the housing to prevent foreign particles from flowing into the passage whereby when said valve means is open the propellant and materials in said chamber flow through the filter into the passage, frangible ampule means located within said chamber storing a second material separate from the first material until the ampule means is broken, annular means located in said chamber having a passage accommodating a portion of the ampule means, push rod means connected to the moveable member extended through the filter into said passage of the annular means, said push rod means and annular means having cooperating means whereby when the moveable member is first moved to open the valve means the ampule means is broken whereby the second material is mixed with the first material in said chamber.
- 2. The dispenser of claim 1 wherein: the container includes a transparent side wall whereby the contents of the container and the condition of the frangible ampule means can be visually inspected.
- 3. The dispenser of claim 1 including: biasing means engageable with the moveable member and housing to bias the valve means to a closed position, said biasing means and filter holding the push rod means adjacent the ampule means.
- 4. The dispenser of claim 1 wherein: the filter has a bottom wall having a hole, said push rod means extended through said hole into the top of the annular means.
- 5. The dispenser of claim 1 wherein: said moveable member includes a tubular stem projected upwardly from the cap, and a rod member mounted on the stem closing said tubular stem whereby when the moveable member is moved to open the valve means and break the ampule means propellant and materials are not discharged from the dispenser, said rod member being removable from said stem thereby opening the tubular stem so that propellant and materials can be discharged from the dispenser when the valve means is open.
- 6. The dispenser of claim 5 including: a button mounted on the rod member, said button having a recess accommodating a portion of the rod member whereby the button is retained on the rod member.
- 7. The dispenser of claim 5 including: actuator means mounted on the cap, said rod member extended through the actuator means to close said tubular stem whereby when the rod member is removed from the stem the actuator means can be used to open the valve means and discharge propellant and materials from the dispenser.
- 8. The dispenser of claim 1 wherein: said annular means comprises a sleeve means having a sleeve passage accommodating said portion of the ampule means.
- 9. The dispenser of claim 8 wherein: said cooperating means comprises an inwardly and downwardly sloping edge on the sleeve means and an inwardly and downwardly sloping shoulder on said push rod means facing said edge, said shoulder and edge being engageable with each other when the moveable member is moved to open the valve means and move the push rod means laterally thereby breaking the ampule means.
- 10. The dispenser of claim 9 including: a convex shaped finger on said push rod means extending downwardly from said shoulder into the sleeve passage adjacent said ampule means, said finger having side edges that engage an inner surface of the sleeve means when the valve means is in a closed position.
- 11. The dispenser of claim 1 wherein: said moveable member includes a tubular stem projected upwardly from the cap, said stem having a passage for carrying propellant and materials from the valve means when the valve means is open, nozzle means mounted on the stem, said nozzle means having a propellant and materials discharge orifice in communication with the passage in the stem for directing foam to a selected location, and button means mounted on the stem for preventing propellant and materials from being discharged from the nozzle means during the breaking of the ampule means, said button means being removable from said nozzle means thereby opening the tubular stem so that propellant and materials can be discharged from the nozzle means when the valve means is open.
- 12. The dispenser of claim 11 wherein: said cap means has a sleeve with a blind hole, said nozzle means having a portion thereof located within said blind hole.
- 13. The dispenser of claim 11 wherein: said nozzle means has an outwardly directed shoulder, and said button means has an annular edge engageable with the shoulder when the button means is mounted on the nozzle means.
- 14. An aerosol foam dispenser comprising: a container having an internal chamber for storing a propellant and at least one first component to be dispensed therefrom, normally closed valve means mounted on said container to retain the propellant and component in said chamber, said valve means being moveable to an open position to dispense foam to a desired location, filter means mounted on said valve means to prevent foreign particles from entering the valve means, frangible ampule means located within said chamber containing a second component that is separated from the first component within the chamber until said ampule means is broken, means holding the ampule in said chamber generally along the length of said chamber, and rod means mounted on said valve means engageable with said means for holding the ampule means, said filter means having a hole accommodating said rod means whereby said rod means extends through said filter means toward said ampule means, said rod means on first movement of the valve means to the open position engages said ampule means to break said ampule means thereby releasing the second component into said chamber whereby the first and second components are mixed together.
- 15. The dispenser of claim 14 wherein: said ampule means is a generally cylindrical sealed vial holding a chemical including said second component, said vial having a longitudinal axis generally parallel to the longitudinal axis of said chamber.
- 16. The dispenser of claim 14 wherein: the means for holding the ampule means comprises a sleeve having a passage accommodating an end portion of the ampule means.
- 17. The dispenser of claim 16 wherein: the rod means comprises a push rod connected to the valve means, said push rod having a portion engageable with said sleeve on movement of the valve means to the open position to break the ampule means, said push rod supported and guided by the filter.
- 18. The dispenser of claim 17 wherein: said sleeve has an inwardly and downwardly sloping top edge, said push rod portion including a downwardly and inwardly sloping shoulder facing said edge, said shoulder being engageable with said edge when the valve means is moved to the open position to break the ampule means.
- 19. The dispenser of claim 18 including: a convex shaped finger on said push rod extended downwardly from said shoulder into the sleeve passage adjacent the ampule means, said finger having side edges that engage an inner surface of the sleeve when the valve means is in a closed position.
- 20. The dispenser of claim 14 including: means for preventing the dispensing of foam when the valve means is first moved to the open position to break the ampule means.
- 21. The dispenser of claim 20 including: nozzle means having a discharge orifice connected to the valve means for receiving propellant and materials and directing propellant and materials to a selected location, said means for preventing the dispensing of foam including button means mounted on the nozzle means for preventing propellant and materials from being discharged from the nozzle means during the breaking of the ampule means, said button means being removable from said nozzle means thereby allowing propellant and materials to be discharged from the nozzle means when the valve means is open.
- 22. The dispenser of claim 21 wherein: said button means has a sleeve with a blind hole, said nozzle means having a portion thereof located within said blind hole.
- 23. The dispenser of claim 22 wherein: said nozzle means has an outwardly directed shoulder, and said button means has an annular edge engageable with the shoulder when the button means is mounted on the nozzle means.
- 24. An aerosol foam dispenser comprising: a container having an internal chamber for storing a propellant and a first material, normally closed valve means mounted on said container to retain the propellant and first material in said chamber, said valve means being moveable to an open position to dispense foam to a desired location, at least one frangible ampule means located in the chamber containing a second material separate from the first material, means holding the ampule means in said chamber generally along the length of the chamber, rod means engageable with the valve means and said means for holding the ampule means, said rod means having an end portion movable between said means for holding the ampule means and the ampule means operable to break said ampule means when the valve means is first moved to the open position thereby releasing the second material into said chamber whereby the first and second materials are mixed together.
- 25. The dispenser of claim 24 wherein: the means holding the ampule means in said chamber comprises a sleeve having a passage accommodating an end portion of the ampule means.
- 26. The dispenser of claim 25 wherein: the means engageable with said means for holding the ampule means comprises a push rod having a portion engageable with said sleeve whereby on relative movement of the push rod and sleeve the push rod breaks the ampule means, a filter mounted on the valve means, a said push rod extended through said filter and being supported and guided thereby.
- 27. The dispenser of claim 26 wherein: said sleeve has an inwardly and downwardly sloping edge, said push rod portion including a downwardly and inwardly sloping shoulder facing said edge, said shoulder being engageable with said edge when the valve means is moved to the open position to break the ampule means.
- 28. The dispenser of claim 27 including: a convex shaped finger on said push rod extended downwardly from said shoulder into the sleeve passage adjacent the ampule means, said finger having side edges that engage an inner surface of the sleeve when the valve means is in a closed position.
- 29. The dispenser of claim 24 including: means for preventing the dispensing of foam when the valve means is first moved to the open position to break the ampule means.
- 30. The dispenser of claim 29 including: nozzle means having a discharge orifice connected to the valve means for receiving propellant and materials and directing propellant and materials to a selected location, said means for preventing the dispensing of foam including button means mounted on the nozzle means for preventing propellant and materials from being discharged from the nozzle means during the breaking of the ampule means, said button means being removable from said nozzle means thereby allowing propellant and materials to be discharged from the nozzle means when the valve means is open.
- 31. The dispenser of claim 30 wherein: said button means has a sleeve with a blind hole, said button nozzle means having a portion thereof located within said blind hole.
- 32. The dispenser of claim 30 wherein: said nozzle means has an outwardly directed shoulder, and said button means has an annular edge engageable with the shoulder when the button means is mounted on the nozzle means.
- 33. An aerosol dispenser comprising: a container having a transparent side wall, a bottom wall, an open top, and a chamber for storing a propellant and a first material under pressure, a cap mounted on the container closing said open top whereby the propellant and first material is stored in the chamber under pressure, a housing extended into the chamber through said open top, said housing having a passage, control valve means mounted on the cap and housing operable to control the flow of propellant and materials from said passage, said control valve means being normally closed and having a moveable body extended into the passage which can be moved to open said valve means whereby propellant and material are dispensed from the container, porous filter means mounted on the housing to prevent foreign particles from flowing into the passage whereby when the valve means is open the propellant and material in said chamber flow through the filter into the passage, frangible ampule means located within said chamber generally along the length of the chamber for storing a second material separate from the first material until the ampule means is broken, sleeve means located in said chamber having a passage accommodating a portion of the ampule means, push rod means connected to the body and extended through the filter means being supported and guided thereby, said push rod means having an end located adjacent the sleeve and ampule means, said sleeve having an inwardly and downwardly sloping edge, said end of the push rod having an inwardly and downwardly directed shoulder facing said edge of the sleeve whereby when the body is moved to first open the valve means the shoulder engages the edge of the sleeve moving the end of the push rod into engagement with the ampule means thereby breaking the ampule means so that the second material is mixed with the first material in the chamber.
- 34. The dispenser of claim 33 including: biasing means engageable with the moveable body and housing to bias the valve means to a closed position, said biasing means and filter means holding the end of the push rod adjacent the sleeve and ampule means.
- 35. The dispenser of claim 33 wherein: said push rod includes a downwardly directed convex shaped finger located within the passage of the sleeve adjacent the ampule means, said finger having side edges that engage an inner surface of the sleeve when the valve means is in a closed position.
- 36. The dispenser of claim 33 wherein: the filter means has a bottom wall having a hole, said push rod extended through said hole with a sliding fit.
- 37. The dispenser of claim 33 wherein: said moveable body includes a tubular stem projected upwardly from the cap, and a rod member mounted on the stem closing said tubular stem whereby when the moveable member is moved to open the valve means and break the ampule means propellant and materials are not discharged from the dispenser, said rod member being removable from said stem thereby opening the tubular stem so that propellant and materials can be discharged from the dispenser when the valve means is open.
- 38. The dispenser of claim 37 including: a button mounted on the rod member, said button having a recess accommodating a portion of the rod member whereby the button is retained on the rod member.
- 39. The dispenser of claim 37 including: actuator means mounted on the cap, said rod member extended through the actuator means to close said tubular stem whereby when the rod member is removed from the stem the actuator means can be used to open the valve means and discharge propellant and materials from the dispenser.
- 40. The dispenser of claim 33 including: means for preventing the dispensing of propellant and materials when the control valve means is first moved to the open position to break the ampule means.
- 41. The dispenser of claim 40 including: nozzle means having a discharge orifice connected to the valve means for receiving propellant and materials and directing propellant and materials to a selected location, said means for preventing the dispensing of foam including button means mounted on the nozzle means for preventing propellant and materials from being discharged from the nozzle means during the breaking of the ampule means, said button means being removable from said nozzle means thereby allowing propellant and materials to be discharged from the nozzle means when the valve means is open.
- 42. The dispenser of claim 41 wherein: said button means has a sleeve with a blind hole, said nozzle means having a portion thereof located within said blind hole.
- 43. The dispenser of claim 41 wherein: said nozzle means has an outwardly directed shoulder, and said means has an annular edge engageable with the shoulder when the button means is mounted on the nozzle means.
- 44. An aerosol dispenser comprising: a container having an internal chamber for storing a propellant and at least one first component to be sprayed therefrom, normally closed valve means mounted on said container to retain the propellant and component in said chamber, said valve means being moveable to an open position to dispense aerosol to a desired location, filter means mounted on the valve means to prevent foreign particles from flowing into the valve means, frangible ampule means located within said chamber containing a second component that is separated from the first component within the chamber until said ampule means is broken, means for holding the ampule means in said chamber, means mounted on said valve means extended through the filter means and engageable with said ampule means to break said ampule means when the valve means is first moved to the open position thereby releasing the second component into said chamber whereby the first and second components are mixed together, said valve means having a tubular stem with an outlet passage for the propellant and materials in the chamber of the container, and means mounted on the stem for closing the outlet passage for preventing the dispensing of propellant and materials when the valve means is first moved to the open position to break the ampule means.
- 45. The dispenser of claim 44 wherein: the means mounted on said valve means extended through the filter and engageable with said ampule means includes a push rod, the push rod being supported and guided by the filter.
- 46. The dispenser of claim 44 wherein: the means mounted on the stem for closing the outlet passage comprises a rod member.
- 47. The dispenser of claim 46 including: actuator means mounted on the container, said rod member extended through the actuator means to close said outlet passage whereby when the rod member is removed from the stem the actuator means can be used to open the valve means and discharge propellant and materials from the container.
- 48. The dispenser of claim 47 including: a cover mounted on the actuator means to prevent accidental dispensing of propellant and materials from the container and rupture of the ampule means.
- 49. The dispenser of claim 44 wherein: the means mounted on said stem includes button means having a blind hole accommodating a portion of the stem.
- 50. A method of storing and subsequently dispensing a mousse hair care composition having at least two parts from a container having a chamber, an open end closed with a valve having a movable valving member normally located in a closed position, comprising: storing one part of the hair care composition in the enclosed chamber of said container, subjecting said one part of the hair care composition to pressure of a propellant, storing the other part of the hair care composition in a frangible vessel located in said enclosed chamber, breaking said frangible vessel within said enclosed chamber without allowing the one part of the hair care composition to escape from the chamber by moving the valving member from the closed position to the open position, preventing the hair care composition and propellant from escaping from the chamber through the open valve, mixing the one part and other part of the hair care composition in said enclosed chamber, and moving the valving member from the closed position to the open position to dispense said mixed parts of the hair care composition and propellant as a mousse to a desired location.
- 51. The method of claim 50 including: filtering said mixed parts of the hair composition within the enclosed chamber before the dispensing thereof.
CROSS REFERENCE TO RELATED APPLICATION
This application is a continuation-in-part of U.S. application Ser. No. 251,806, filed Oct. 3, 1988, now U.S. Pat. No. 4,941,615.
US Referenced Citations (29)
Foreign Referenced Citations (2)
Number |
Date |
Country |
1168772 |
Dec 1958 |
FRX |
215493 |
May 1924 |
GBX |
Non-Patent Literature Citations (1)
Entry |
Aerosol Age, Sep. 1985, "Pressure Peaks Challenger", pp. 40-42. |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
251806 |
Oct 1988 |
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