Title:
METHOD OF CONSTRUCTING EXTENSION PIPE IN EXISTING PIPELINE, EXTENSION PIPE CONSTRUCTING DEVICE AND FIXING MATERIAL
Document Type and Number:
Japanese Patent JP2001099351
Kind Code:
A
Abstract:
To provide a constructing method for easily fixing an extension pipe to the inner surface of an existing pipeline.
When fitting one or more extension pipes to the inner surface of an existing pipeline, the existing pipe is housed or held in/by the fixing material fitted on the periphery of a pressure tube, and the extension pipe is crimped to the inner surface of the existing pipeline with the fixing material so as to fit the extension pipe to the inner surface of the existing pipeline.
Inventors:
HIRANO TAKAO
Application Number:
JP2000223160A
Publication Date:
April 10, 2001
Filing Date:
July 24, 2000
Export Citation:
Assignee:
HIRANO TAKAO
International Classes:
E03F7/00; F16L1/00; (IPC1-7): F16L1/00
Domestic Patent References:
| JPS6022408A | 1985-02-04 | |||
| JPS6439208A | 1989-02-09 | |||
| JPH03215109A | 1991-09-20 | |||
| JPS6022412A | 1985-02-04 |
Attorney, Agent or Firm:
Akitoshi Otawa (1 outside)