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US 9,038,768 B2Granted
Sound absorbing body and printing device
AssigneeSeiko Epson Corporation
InventorKiyoshi Tsujino
Life of this patent
Estimating the term…
Abstract
A printing device includes a case, a printing unit arranged inside the case, and a sound absorbing body arranged inside the case. The sound absorbing body has parts with different densities including a dense part with a higher density and a non-dense part with a lower density. The non-dense part includes a fibrillated part that is fibrillated into fiber form, and an unfibrillated part that is not fibrillated into fiber form.
Claims7
A printing device comprising:
- a case;
- a printing unit arranged inside the case;
- and
- a sound absorbing body arranged inside the case, the sound absorbing body having parts with different densities including a dense part with a higher density and a non-dense part with a lower density, and the non-dense part including a fibrillated part that is fibrillated into fiber form and is included in a fiber group into which a pulp sheet is defibrillated at a defibrillating machine, and an unfibrillated part that is not fibrillated into fiber form and is included in the fiber group.
1 more element
A sound absorbing body comprising:
- parts of different densities including a dense part with a higher density, and a non-dense part with a lower density,
- the non-dense part including a fibrillated part that is fibrillated into fiber form and is included in a fiber group into which a pulp sheet is defibrillated at a defibrillating machine, and an unfibrillated part that is not fibrillated into fiber form and is included in the fiber group.
Dependencies are inferred from the claim text.