Aerosol valve system and a container containing such an aerosol valve system
First Claim
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1. Apparatus comprising:
- an aerosol valve system including;
a container,wherein the container housesa first reservoir, anda second reservoir,wherein the first reservoir is fluidly separated within the container from the second reservoir,wherein the first reservoir houses a first material, and the second reservoir houses a second material that is different from the first material and which acts as a cleaning agent with respect to the first material,a first valve,wherein the first valve is selectively changeable between a first valve open state and a first valve closed state,wherein the first valve is fluidly connected with the first reservoir within the container,wherein the first valve includesan axially extending first valve stem,wherein the first valve stem includes an axially extending outlet channel,wherein the first valve is operative to discharge the first material through the outlet channel when the first valve is in the first valve open state,a mixing chamber, wherein the mixing chamber is fluidly intermediate of the first reservoir and the outlet channel,a second valve,wherein the second valve is selectively changeable between a second valve open state and a second valve closed state,wherein the second valve is fluidly connected with the second reservoir within the container,a cleaning channel,wherein the second valve is in fluid connection with the cleaning channel and is operative to discharge the second material to the cleaning channel in the second valve open state,wherein the cleaning channel is in fluid connection with the mixing chamber of the first valve, wherein the first valve in the first valve open state is operative to discharge the first material through the outlet channel, andwherein after the first valve is changed from the first valve open state to the first valve closed state, the second valve is enabled to be in the second valve open state,whereby in the second valve open state the second material flows through the cleaning channel, the mixing chamber and the outlet channel to clean the first material therefrom.
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Abstract
An aerosol valve system for storing and dispensing a one- or multicomponent formulation, comprising a casing (8), at least two valves (1, 1a, 4, 4a), connected to at least a first reservoir (2, 2a) and/or at least a second reservoir (17), respectively, wherein the first valve (1, 1a) comprises a stem (7), an outlet channel (3) for discharging the formulation, and a mixing chamber (3a), and wherein between the at least two valves (1, 1a, 4, 4a) extends a cleaning channel (6, 6a), connecting the second reservoir (17) to the mixing chamber (3a) of the first valve (1, 1a).
18 Citations
22 Claims
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1. Apparatus comprising:
an aerosol valve system including; a container, wherein the container houses a first reservoir, and a second reservoir, wherein the first reservoir is fluidly separated within the container from the second reservoir, wherein the first reservoir houses a first material, and the second reservoir houses a second material that is different from the first material and which acts as a cleaning agent with respect to the first material, a first valve, wherein the first valve is selectively changeable between a first valve open state and a first valve closed state, wherein the first valve is fluidly connected with the first reservoir within the container, wherein the first valve includes an axially extending first valve stem, wherein the first valve stem includes an axially extending outlet channel, wherein the first valve is operative to discharge the first material through the outlet channel when the first valve is in the first valve open state, a mixing chamber, wherein the mixing chamber is fluidly intermediate of the first reservoir and the outlet channel, a second valve, wherein the second valve is selectively changeable between a second valve open state and a second valve closed state, wherein the second valve is fluidly connected with the second reservoir within the container, a cleaning channel, wherein the second valve is in fluid connection with the cleaning channel and is operative to discharge the second material to the cleaning channel in the second valve open state, wherein the cleaning channel is in fluid connection with the mixing chamber of the first valve, wherein the first valve in the first valve open state is operative to discharge the first material through the outlet channel, and wherein after the first valve is changed from the first valve open state to the first valve closed state, the second valve is enabled to be in the second valve open state, whereby in the second valve open state the second material flows through the cleaning channel, the mixing chamber and the outlet channel to clean the first material therefrom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. Apparatus comprising:
an aerosol valve system including a container housing fluidly separated first and second reservoirs, wherein the first reservoir is configured to house a first material ii and the second reservoir is configured to house a second material that is a cleaning agent with respect to the first material, a first valve, wherein the first valve is fluidly connected to the first reservoir within the container, wherein the first valve is hand actuatable between a first valve open state and a first valve closed state, wherein in the first valve open state the first valve is operative to discharge the first material from the first valve, a second valve, wherein the second valve is fluidly connected to the second reservoir in the container, wherein the second valve is hand actuatable between a second valve open state and a second valve closed state, wherein in the second valve open state the second valve is operative to discharge the second material to a cleaning channel, wherein the cleaning channel is fluidly connected to the first valve, wherein in the second valve open state and the first valve closed state, the second material is discharged through the first valve, whereby the first material is cleaned from the first valve by the discharged second material, and wherein in the first valve open state and in the second valve closed state, the first valve is operative to discharge the first material through the first valve. - View Dependent Claims (20)
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21. Apparatus comprising:
an aerosol valve system including a container housing fluidly separated first and second reservoirs, wherein the first reservoir is configured to house a first material and the second reservoir is configured to house a second material that is a cleaning agent with respect to the first material, a first valve, wherein the first valve comprises a first axially movable first valve stem, wherein the first axially movable first valve stem includes an axially extending outlet channel extending therethrough, wherein the first valve further includes a mixing chamber, wherein the mixing chamber extends in surrounding relation of the first valve stem, wherein the first valve is operatively fluidly connected to the first reservoir, wherein the first valve is hand actuable between a first valve open state and a first valve closed state, wherein in the first valve open state the first valve is operative to discharge the first material from the first valve through the outlet channel, wherein in the first valve open state the mixing chamber is in fluid connection with the first reservoir and the outlet channel from which the first material is discharged, a second valve, wherein the second valve is operatively fluidly connected to the second reservoir, wherein the second valve is hand actuable between a second valve open state and a second valve closed state, wherein in the second valve open state the second valve is operative to discharge the second material to a cleaning channel, wherein the cleaning channel is operatively fluidly connected to the mixing chamber, wherein in the first valve closed state the mixing chamber is fluidly separated from the first reservoir and is in fluid communication with the cleaning channel, wherein in the second valve open state and in the first valve closed state, the second material is discharged through the first valve, whereby the first material is cleaned from the first valve and the mixing chamber by the discharged second material.
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22. Apparatus comprising:
an aerosol valve system including a first reservoir, and a second reservoir wherein the first reservoir is fluidly separated from the second reservoir, wherein the first reservoir houses a first material, and the second reservoir houses a second material that is different from the first material and which acts as a cleaning agent with respect to the first material, a first valve, wherein the first valve is selectively changeable between a first valve open state and a first valve closed state, wherein the first valve is operatively fluidly connected with the first reservoir, wherein the first valve includes a first valve stem, wherein the first valve stem includes an outlet channel, wherein the first valve is operative to discharge the first material through the outlet channel when the first valve is in the first valve open state, a mixing chamber, wherein the mixing chamber is fluidly intermediate of the first reservoir and the outlet channel, a second valve, wherein the second valve is selectively changeable between a second valve open state and a second valve closed state, wherein the second valve is operatively fluidly connected with the second reservoir, a cleaning channel, wherein the second valve is in operative fluid connection with the cleaning channel and is operative to discharge the second material to the cleaning channel in the second valve open state, wherein the cleaning channel is in operative fluid connection with the mixing chamber of the first valve, wherein in the first valve open state, the first valve is operative to discharge the first material through the outlet channel, and wherein with the first valve in the first valve closed state and with the second valve in the second valve open state, the second material flows from the second reservoir to the mixing chamber through the cleaning channel and is discharged through the outlet channel, wherein the second material is operative to clean the first material from the mixing chamber and the outlet channel.
Specification