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US 2020/0370293 A1Published application
Transparent sound absorbing panels
AssigneeCorning Incorporated
InventorsNicholas Francis Borrelli, Zhiqiang Shi
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Abstract
A sound absorbing panel and method therefor comprising providing a first sheet of photosensitive material, applying a first mask having a first plurality of features to the first sheet of photosensitive material, exposing the masked material to ultraviolet light, heating the first sheet of photosensitive material to form crystals in exposed portions of the first sheet, and etching the crystals to form a second plurality of features in the first sheet of photosensitive material.
Claims13
A sound absorbing panel comprising:
- a first sheet of photosensitive material;
- and
- a resilient surface spaced apart from the first sheet of photosensitive material by a predetermined distance,
- wherein the sheet of photosensitive material includes a first plurality of features.
1 more element
A sound absorbing panel comprising:
- a first sheet of photosensitive material;
- and
- a resilient surface spaced apart from the first sheet of photosensitive material by a predetermined distance,
- wherein the first sheet of photosensitive material includes a plurality of features formed therein without mechanical etching.
1 more element
Dependencies are inferred from the claim text.