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US 10,097,720 B2Granted
Sound absorber, sheet feeder incorporating the sound absorber, image reading device incorporating the sheet feeder, image forming apparatus incorporating the sound absorber, and electronic device incorporating the sound absorber
AssigneeRicoh Company, Ltd.
InventorsTakaya Ochiai, Takeshi Akai, Ikuhisa Okamoto, Takehisa Shimazu, Youhei Niitsuma
Life of this patent
Estimating the term…
Abstract
A sound absorber, which is included in a sheet feeder included in an image reading device, an image forming apparatus, and an electronic device, includes a cavity, a communication portion through which the cavity communicates with an outside of a sheet feeder, and a communication direction changing device configured to change a communication direction of the communicating portion.
Claims9
A sound absorber comprising:
- a cavity;
- a communicating portion through which the cavity communicates with an outside of the sound absorber;
- and
- a communication direction changing device configured to change a communication direction of the communicating portion while maintaining an orientation of the sound absorber as a whole, wherein the communication direction changing device includes a drive device configured to drive such that the communication direction of the communicating portion changes.
1 more element
An image reading device comprising:
- a document feeder configured to feed a document sheet having an image on a surface, the document feeder including a sheet feeder comprising:
- a passage defining device configured to form a document feeding passage through which the document sheet passes;
- and
- a sound absorber comprising a cavity, a communicating portion through which the cavity communicates with an outside of the sound absorber, and a communication direction changing device configured to change a communication direction of the communicating portion while maintaining an orientation of the sound absorber as a whole, wherein the communication direction changing device includes a drive device configured to drive such that the communication direction of the communicating portion changes;
- and
- a document reading device configured to read the image on the document sheet conveyed by the document feeder.
3 more elements
Dependencies are inferred from the claim text.