The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 21, 2025

Filed:

Mar. 18, 2020
Applicant:

Kubota Corporation, Osaka, JP;

Inventors:

Shozo Kishi, Amagasaki, JP;

Kazuya Ito, Amagasaki, JP;

Yuito Komaru, Amagasaki, JP;

Ko Ishimura, Amagasaki, JP;

Masataka Shimomura, Amagasaki, JP;

Yutaka Fujimoto, Amagasaki, JP;

Kento Higashi, Amagasaki, JP;

Assignee:

KUBOTA CORPORATION, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 11/40 (2005.12); F16L 1/036 (2005.12); F16L 1/09 (2005.12);
U.S. Cl.
CPC ...
F16L 1/09 (2012.12); F16L 1/036 (2012.12);
Abstract

A pipe joining method includes a moving of a first transport trolley with a loaded first pipe and a second transport trolley with a loaded second pipe forward, a joining of one end of the first pipe to another end of a rearmost pipe of a pipeline, a lifting of another end of the first pipe, a moving of the first transport trolley and the second transport trolley backward, a drawing of the first transport trolley from beneath of the first pipe to the near side, a removing of a coupler to separate the first transport trolley and the second transport trolley, a moving of the first transport trolley backward, a drawing of the first transport trolley below the second pipe loaded on the second transport trolley, and a moving of the second transport trolley forward with the first transport trolley.


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