JP2017138580A - 吸音装置、電子機器及び画像形成装置 - Google Patents

吸音装置、電子機器及び画像形成装置 Download PDF

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Publication number
JP2017138580A
JP2017138580A JP2016231140A JP2016231140A JP2017138580A JP 2017138580 A JP2017138580 A JP 2017138580A JP 2016231140 A JP2016231140 A JP 2016231140A JP 2016231140 A JP2016231140 A JP 2016231140A JP 2017138580 A JP2017138580 A JP 2017138580A
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Japan
Prior art keywords
sound absorbing
absorbing device
opening
sound
opening surface
Prior art date
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Pending
Application number
JP2016231140A
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English (en)
Japanese (ja)
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JP2017138580A5 (enExample
Inventor
石田　雅裕
Masahiro Ishida
雅裕 石田
松田　直樹
Naoki Matsuda
直樹 松田
石井　洋
Hiroshi Ishii
洋 石井
康太 竹中
Yasuta Takenaka
康太 竹中
圭祐 清水
Keisuke Shimizu
圭祐 清水
章悟 坂元
Shogo Sakamoto
章悟 坂元
隆之 井坂
Takayuki Isaka
隆之 井坂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
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Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to US15/415,058 priority Critical patent/US10540953B2/en
Publication of JP2017138580A publication Critical patent/JP2017138580A/ja
Publication of JP2017138580A5 publication Critical patent/JP2017138580A5/ja
Priority to US16/701,814 priority patent/US11495203B2/en
Pending legal-status Critical Current

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  • Electrophotography Configuration And Component (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2016231140A 2016-01-29 2016-11-29 吸音装置、電子機器及び画像形成装置 Pending JP2017138580A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US15/415,058 US10540953B2 (en) 2016-01-29 2017-01-25 Sound absorber, electronic device with sound absorbing device, and image forming apparatus with sound absorber
US16/701,814 US11495203B2 (en) 2016-01-29 2019-12-03 Sound absorber, electronic device with sound absorbing device, and image forming apparatus with sound absorber

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016015890 2016-01-29
JP2016015890 2016-01-29

Publications (2)

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JP2017138580A true JP2017138580A (ja) 2017-08-10
JP2017138580A5 JP2017138580A5 (enExample) 2019-08-29

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JP2016231140A Pending JP2017138580A (ja) 2016-01-29 2016-11-29 吸音装置、電子機器及び画像形成装置

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JP (1) JP2017138580A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019069908A1 (ja) * 2017-10-03 2019-04-11 富士フイルム株式会社 消音管状構造体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659986A (en) * 1979-10-05 1981-05-23 Fiat Ricerche Shutter for sound damping ventilator
JP2005313835A (ja) * 2004-04-30 2005-11-10 Toyoda Gosei Co Ltd 車両用衝撃吸収体
JP2015179837A (ja) * 2014-02-27 2015-10-08 株式会社リコー 吸音装置、電子機器及び画像形成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659986A (en) * 1979-10-05 1981-05-23 Fiat Ricerche Shutter for sound damping ventilator
JP2005313835A (ja) * 2004-04-30 2005-11-10 Toyoda Gosei Co Ltd 車両用衝撃吸収体
JP2015179837A (ja) * 2014-02-27 2015-10-08 株式会社リコー 吸音装置、電子機器及び画像形成装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019069908A1 (ja) * 2017-10-03 2019-04-11 富士フイルム株式会社 消音管状構造体
US11536411B2 (en) 2017-10-03 2022-12-27 Fujifilm Corporation Silencing tubular structure body

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