Title:
SQUARE STEEL PIPE CONCRETE MEMBER OF STIFFENING STRUCTURE
Document Type and Number:
Japanese Patent JPH05287846
Kind Code:
A
Abstract:
PURPOSE: To improve the stiffness of a member by filling a square steel pipe with concrete, and forming a number of through holes and projections on projecting reinforcing ribs provided in the steel pipe.
CONSTITUTION: A square steel pipe 1 is filled with concrete 2, and long, continuous or intermittent ribs 3 are provided longitudinally in the square steel pipe 1 so that they are projected into inside. Then, a number of through holes 4 through which concrete 2 is passed, or small projections of checkered pattern, etc., are formed on the reinforcing ribs 3. Thus, adhesion between the concrete and the reinforcing ribs can be improved to increase stiffness.
Inventors:
FUKUMOTO TOSHIYUKI
HAYASHI NOBUYUKI
HAYASHI NOBUYUKI
Application Number:
JP9140992A
Publication Date:
November 02, 1993
Filing Date:
April 13, 1992
Export Citation:
Assignee:
KAJIMA CORP
International Classes:
E04C3/34; (IPC1-7): E04C3/34
Domestic Patent References:
| JP4066223B | ||||
| JPH0452353A | 1992-02-20 | |||
| JP63134026B |
Attorney, Agent or Firm:
Satoshi Hisakado (1 person outside)