Title:
DRIVING INJECTION PIPE AND METHOD FOR INJECTING AIR
Document Type and Number:
Japanese Patent JP2018131843
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a driving injection pipe which is superior in workability and is capable of injecting an injection material into a ground more securely, and a method for injecting air.SOLUTION: A driving injection pipe 1 comprises: an injection pipe main body 2 in which a discharge port 21 is formed; an extended diameter part 3 mounted outside the injection pipe main body 2 at the upper side of the discharge port 21; a lower fixing part 4 fixing the lower end of the extended diameter part 3 to the injection pipe main body 2; and an upper fixing part 5 fixed to the upper end of the extended diameter part 3. The upper fixing part 5 is provided movably with respect to the injection pipe main body 2.SELECTED DRAWING: Figure 2
Inventors:
FUJIWARA TADAFUMI
Application Number:
JP2017027219A
Publication Date:
August 23, 2018
Filing Date:
February 16, 2017
Export Citation:
Assignee:
TAISEI CORP
International Classes:
E02D3/12
Attorney, Agent or Firm:
Isono International Patent and Trademark Office