Title:
SOUND-DAMPING TUBULAR STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/069908
Kind Code:
A1
Abstract:
Provided is a sound-damping tubular structure that has high strength and also can be disposed in a narrow space. The present invention has: a tubular member, which has a cylindrical tubular part and a frame body part of which at least a part is integrally molded with the inner-circumferential-surface side of the tubular part; and a lid member exchangeably disposed on an opening surface of the frame body part of the tubular member; the frame body part and the lid member constituting a resonance-type sound-damping structure.
Inventors:
HAKUTA SHINYA (JP)
YAMAZOE SHOGO (JP)
OHTSU AKIHIKO (JP)
SUGAWARA YOSHIHIRO (JP)
YAMAZOE SHOGO (JP)
OHTSU AKIHIKO (JP)
SUGAWARA YOSHIHIRO (JP)
Application Number:
PCT/JP2018/036848
Publication Date:
April 11, 2019
Filing Date:
October 02, 2018
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G10K11/16; F16L55/02; F24F13/02; G10K11/162; G10K11/172
Foreign References:
| US20150345497A1 | 2015-12-03 | |||
| JP2013218026A | 2013-10-24 | |||
| JP2017138580A | 2017-08-10 | |||
| JP2007270687A | 2007-10-18 | |||
| JPH05133664A | 1993-05-28 | |||
| JP2004264372A | 2004-09-24 |
Attorney, Agent or Firm:
WATANABE Mochitoshi et al. (JP)
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