Title:
鋼管杭
Document Type and Number:
Japanese Patent JP7184007
Kind Code:
B2
Abstract:
To provide a steel pipe pile capable of securing sure construction and required bearing capacity at low cost.SOLUTION: A steel pipe pile 1 has a protective projection 7 on an inner surface of a steel pipe 3, and has an excavation bit 5 projecting to an inner surface side in a pile diameter direction on one tip of the steel pipe 3, and the protective projection 7 has a height higher than an inner surface side projection amount of the excavation bit 5.SELECTED DRAWING: Figure 1
Inventors:
Kazuomi Ichikawa
Kunihiko Onda
Shingo Awazu
Kunihiko Onda
Shingo Awazu
Application Number:
JP2019182040A
Publication Date:
December 06, 2022
Filing Date:
October 02, 2019
Export Citation:
Assignee:
jfe Steel Corporation
International Classes:
E02D5/28
Domestic Patent References:
| JP1160031U | ||||
| JP2006009446A |
Attorney, Agent or Firm:
Toshihiko Ishikawa