Title:
THIN-WALL PIPE JOINT
Document Type and Number:
Japanese Patent JP3524487
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a thin-wall pipe joint capable of connecting a joint body having a taper female screw with a thin-wall pipe, which combination had been impossible hitherto.
SOLUTION: The thin-wall pipe joint is comprised of a joint body 2 forming a female thread at the end and the thin-wall pipe 1 forming a male thread screwed to the female thread of the joint body at the end, the female formed on a joint body is made a taper female thread 2A, and the male thread formed at the thin-wall pipe 1 is made to a rolled parallel male thread 1A with the thread diameter entered the far side from the standard diameter position specified by JIS B 0203 Taper Pipe Thread by a determined amount.
Inventors:
Hayata, Masaru
Niwayama, Yasushi
Fujita, Hideo
Nishizawa, Masashi
Niwayama, Yasushi
Fujita, Hideo
Nishizawa, Masashi
Application Number:
JP2000325491A
Publication Date:
May 10, 2004
Filing Date:
October 25, 2000
Export Citation:
Assignee:
REX INDUSTRIES CO LTD
SUMITOMO METAL IND LTD
SUMITOMO METAL IND LTD
International Classes:
F16L15/04; (IPC1-7): F16L15/04
Attorney, Agent or Firm:
溝上 満好 （外２名）
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