| 摘要 |
<p>The method if for cleaning an object (22) with a recess closed at one end, using ultrasonic treatment. The object is submerged in a cleaning agent. A medium (28), which does not mix with the cleaning agent, is fed into the recess (24) in the closed area (26). The medium is air, gel, or a solid body, the medium volume in the recess is varied during ultrasonic processing, or some is removed by suction. The processing appliance has a container (12), filled with cleaning agent, a source (14) for ultrasound and a medium supply device. It is used to clean nozzle bodies.</p> |
