| 摘要 |
Fluid line apparatus comprising a container, a line, a line end valve, pressurization means and control means, in which the line connects the container to the line end valve, in which a first function of the pressurization means is to pressurize the container such that fluid in the container is forced in the direction of the line end valve, in which a second function of the pressurization means is to pressurize the line such that fluid in the line is forced in the direction of the container, in which in use the control means controls the application of the pressurization means to the container and the line such that when fluid is to be dispensed from the apparatus it is forced towards the line end valve, and when the line is to be cleared of fluid, said fluid is forced towards the container, and in which fluid returning to the container is subjected to a filtering means.
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