Title:
FLANGE JOINT AND METHOD OF MANUFACTURING THE FLANGE JOINT
Document Type and Number:
WIPO Patent Application WO/2003/081115
Kind Code:
A1
Abstract:
A flange joint having an L−pipe with a horizontal part of minimum height, comprising a flange having a mounting bolt hole and a pipe connection hole and the L−pipe installed in the connection hole, wherein the L−pipe is formed of a soft aluminum or aluminum alloy, and the horizontal part of the L−pipe is formed so that the lower surface thereof is flush with or comes close to the flat surface of the flange including the upper surface thereof.
Inventors:
OZAWA KOUICHI (JP)
Application Number:
PCT/JP2002/002991
Publication Date:
October 02, 2003
Filing Date:
March 27, 2002
Export Citation:
Assignee:
OTSUKA & CO LTD (JP)
OZAWA KOUICHI (JP)
OZAWA KOUICHI (JP)
International Classes:
F16L23/00; F16L41/08; F16L41/12; F16L43/00; (IPC1-7): F16L43/00; F16L23/00; F16L41/12
Foreign References:
| JP2000218322A | 2000-08-08 | |||
| JPH0680995U | 1994-11-15 | |||
| JPH02253088A | 1990-10-11 |
Other References:
See also references of EP 1387119A4
Attorney, Agent or Firm:
Okuyama, Shoichi (Akasaka NOA Bldg. 2-12 Akasaka 3-chome Minato-ku, Tokyo, JP)
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