Title:
CONNECTING STRUCTURE OF METAL PIPE
Document Type and Number:
Japanese Patent JP3421002
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a connecting structure of metal pipe capable of extremely easily and surely connecting metal pipes to each other in a piping work site or the like, and enhancing the connection reliability between the metal pipes.
SOLUTION: The opening end 7 with a protruding part 9 formed thereon of a metal pipe 6 is fitted to the opening end 2 with a swollen part 5 formed thereon of a metal pipe 6, and the swollen part 5 and the protruding part 9 are enclosed by a joint 10 from the outside. The joint 10 comprises a locking part 11 capable of engaging locking with the side wall surface 5a of the swollen part 5 opposite to the opening end of the metal pipe 1 and the side wall 9a of the protruding part 9 opposite to the opening end of the other metal pipe 6.
Inventors:
Abe Eizo
Application Number:
JP2000204182A
Publication Date:
June 30, 2003
Filing Date:
July 05, 2000
Export Citation:
Assignee:
Abe Eizo
International Classes:
F16L21/06; F16L9/02; F16L33/26; (IPC1-7): F16L21/06; F16L9/02; F16L33/26
Domestic Patent References:
| JP55126184A | ||||
| JP9133276A | ||||
| JP6311012A |
Attorney, Agent or Firm:
Takao Watanuki (1 outside)
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