Title:
FIXING METHOD OF INNER INSERTION PIPE AGAINST SHEATH PIPE
Document Type and Number:
Japanese Patent JP2898195
Kind Code:
B2
Abstract:
PURPOSE: To prevent an inner insertion pipe from floating due to the backing material charged in the clearance between a sewage pipe and the inner insertion pipe, by securely fixing the inner insertion pipe against the sewage pipe.
CONSTITUTION: When an inner pipe 20 is inserted in a sewage pipe 10, the vertical rod 31 of a support member 30 is inserted in a pierced hole formed at the top of the inner insertion pipe 20 and the screw bar 32 joined to the vertical rod 31 with screw fitting is protruded from the vertical rod 31. In this way, the upper end face of the vertical rod 31 is forced to press the inner peripheral face of the top of the sewage pipe and the lower end face of the secrew bar 32 is forced to press the inner peripheral face of the bottom of the inner insertion pipe 20 through a pedestal 35.
Inventors:
KITAHASHI NAOKI
AKIMOTO EIKI
AKIMOTO EIKI
Application Number:
JP6599894A
Publication Date:
May 31, 1999
Filing Date:
April 04, 1994
Export Citation:
Assignee:
SEKISUI KAGAKU KOGYO KK
ADACHI KENSETSU KOGYO KK
ADACHI KENSETSU KOGYO KK
International Classes:
E02B9/06; E02F5/10; E03F3/06; F16L1/024; F16L1/038; (IPC1-7): E02B9/06; E02F5/10; E03F3/06; F16L1/024; F16L1/038
Domestic Patent References:
| JP296089A | ||||
| JP1223234A | ||||
| JP6483740A | ||||
| JP62280426A | ||||
| JP5796142A | ||||
| JP5362313A |
Attorney, Agent or Firm:
Yoshiro Kurauchi
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