Title:
DUCT
Document Type and Number:
WIPO Patent Application WO/2013/002145
Kind Code:
A1
Abstract:
Provided is a duct that has improved weld strength at parting lines but is easy to install. The duct in this embodiment has a mean thickness of 1 mm or less and has protrusions (300) on the inside surface thereof at parting lines (PL).
Inventors:
TANI NAOTO (JP)
TAMADA TERUO (JP)
IWASAKI KENJI (JP)
TAMADA TERUO (JP)
IWASAKI KENJI (JP)
Application Number:
PCT/JP2012/066020
Publication Date:
January 03, 2013
Filing Date:
June 22, 2012
Export Citation:
Assignee:
KYORAKU CO LTD (JP)
TANI NAOTO (JP)
TAMADA TERUO (JP)
IWASAKI KENJI (JP)
TANI NAOTO (JP)
TAMADA TERUO (JP)
IWASAKI KENJI (JP)
International Classes:
F24F13/02; B60H1/00
Foreign References:
| JP2001213137A | 2001-08-07 | |||
| JP2002079569A | 2002-03-19 | |||
| JP2005241157A | 2005-09-08 | |||
| JPH066027U | 1994-01-25 | |||
| JPH0540751U | 1993-06-01 | |||
| JPH0587387U | 1993-11-26 |
Other References:
See also references of EP 2728272A4
Attorney, Agent or Firm:
MARUYAMA, TAKAO (JP)
Takao Maruyama (JP)
Takao Maruyama (JP)
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Claims: