PROTECTION ASSEMBLY FOR AN ULTRASOUND CLEANING DEVICE FOR CLEANING AN OPTICAL SURFACE, COMPRISING A COVER MADE FROM AN ELECTROMAGNETIC-WAVE-ABSORBING MATERIAL
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United States of America
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Issued Date -
Feb 13, 2025
app pub date -
Dec 14, 2022
filing date -
Dec 14, 2022
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Abstract
The present invention relates to a protection assembly for a cleaning assembly including a cleaning unit and an optical surface, with the cleaning unit having at least one wave transducer to be acoustically coupled to the optical surface. The protection assembly including a mechanical protection element configured to cover the wave transducer, such that the wave transducer is between the mechanical protection element and the optical surface. The protection assembly also includes a covering made of an electromagnetic wave absorbing material, the covering being capable of limiting electromagnetic radiation from the wave transducer outside the cleaning assembly.
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