Title:
POST-FITTING OUTER PIPE FOR DOUBLE PIPE
Document Type and Number:
Japanese Patent JP2014169713
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a post-fitting outer pipe enabling an outer pipe for changing an existing facility into a double pipe to be easily added and processed while the existing facility is utilized as it is.SOLUTION: There is provided a cylindrical trough member 21 that is divided into two segments at a plane passing through a center line of a circle. End surfaces 22 and 23 of the same trough member 21 are abutted to each other and contacted to form a cylindrical space to cover a practical pipe. Outer sides of one end surface 22 are connected to each other by a hinge 6 in such a way that they can be opened or closed, and outer sides of the other opposing end surface 23 can be stopped and contacted by a connecting member 7. A centering split member 24 holding the practical pipe is correspondingly installed at the inner surfaces of the trough member 211. End portions of a formed linear line outer pipe 2 are held to form coupling outer pipes 3, 4 and 5.
Inventors:
FUJII HIDEKI
Application Number:
JP2013040288A
Publication Date:
September 18, 2014
Filing Date:
March 01, 2013
Export Citation:
Assignee:
HITOYOSHI KANKYO SYSTEM CO LTD
International Classes:
F16L39/00; F16L57/00
Attorney, Agent or Firm:
Miyata Right path
Tomofumi Mizuno
Tomofumi Mizuno
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