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US 9,038,767 B2Granted
Sound absorbing body and printing device
AssigneeSeiko Epson Corporation
InventorKiyoshi Tsujino
Life of this patent
Estimating the term…
Abstract
A sound absorbing body includes a fibrillated part fibrillated into fiber form, and an unfibrillated part that is not fibrillated into fiber form. The unfibrillated part is dispersed inside the single sound absorbing body.
Claims5
A sound absorbing body comprising:
- a fibrillated part fibrillated into fiber form and included in a fiber group into which a pulp sheet is defibrated at a defibrating machine;
- and
- an unfibrillated part that is not fibrillated into fiber form and is included in the fiber group, the unfibrillated part being dispersed inside the single sound absorbing body.
Dependencies are inferred from the claim text.