Title:
CEILING JOIST RECEIVING SUSPENSION DEVICE
Document Type and Number:
Japanese Patent JP2018017074
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To strongly install a ceiling joist receiver in a steel frame purlin being a horizontal member provided in a roof skeleton frame, without being influenced by an inclination angle of the steel frame roof skeleton frame, by preventing falling-off of a ceiling material by external pressure such as an earthquake.SOLUTION: A ceiling joist receiving suspension metal fitting 4 is installed in a steel frame purlin 3 orthogonally installed in a steel frame roof skeleton frame 2 slantingly arranged at various gradient angles of a roof material 1, and a circular arc-shaped curved piece 5 curving in a circular-arc shape in the longitudinal direction of the steel frame roof skeleton frame 2 is integrally formed in the suspension metal fitting 4, and a long hole 6 of opening in its curved direction is penetratingly provided in the circular-arc-shaped curved piece 5, and a plate-like curved nut 7 slidable in the curved direction along an inner surface 5a, is provided on the curved inner surface 5a of the circular-arc-shaped curved piece 5, and a ceiling joist receiving suspending suspension bolt 8 is screwed in the plate-like curved nut 7 by penetrating through the long hole 6.SELECTED DRAWING: Figure 2
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Inventors:
SAWADA MISAO
Application Number:
JP2016149994A
Publication Date:
February 01, 2018
Filing Date:
July 29, 2016
Export Citation:
Assignee:
SAWATA CO LTD
International Classes:
E04B9/18
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Attorney, Agent or Firm:
Hiroshi Masaki
Yuko Mikami
Tadashi Fujikawa
Yuko Mikami
Tadashi Fujikawa