| 摘要 |
<p>A dispenser (20) for attachment to a container (22) containing a fluid material, including an actuator (110) which keeps the container (22) in a substantially constantly open configuration so as to allow the fluid to pass into the dispenser (20), and a controllable outlet (36), through which a portion of the fluid is emitted from the dispenser (20), substantially independent of the fluid pressure in the container (22).</p> |
