Title:
JUNCTION STRUCTURE OF BAMBOO
Document Type and Number:
Japanese Patent JPH1162020
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a roof truss of a large span using bamboo without requiring skilful workers for bamboo work. SOLUTION: A thin plate 12 of a smaller thickness than a diameter of a bamboo material 4 is used in a bamboo material junction structure 8. At the end part of the bamboo material 4 to be jointed, an end-opened groove 14 extended in the longitudinal direction of the bamboo material 4 is formed. At a lower part of the thin plate 12, the grooves 14 at the end of the two bamboo materials 4 horizontally extended are fitted, the end parts of the bamboo materials 4 are abutted to each other on the thin plate 12, and the grooves 14 at the end parts of the two bamboo material 4 extended laterally and diagonally are fitted to abut on the upper surfaces of the respective bamboo materials 4 extended horizontally. Plural positions of the bamboo materials 4 having an interval from each other in the longitudinal direction are fastened to the thin plate 12 by cords 20 inserted to cord insertion holes 16, and the fitted parts of the grooves 14 are bonded to the thin plate 12 by an adhesive 12 along its whole length.
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Inventors:
ONO KANJI
Application Number:
JP22750097A
Publication Date:
March 05, 1999
Filing Date:
August 07, 1997
Export Citation:
Assignee:
FUJITA CORP
International Classes:
B27J1/00; E04B1/58; E04C3/12; (IPC1-7): E04B1/58; B27J1/00; E04C3/12
Attorney, Agent or Firm:
Shigeru Noda