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Patent Searching and Data


Title:
PAPER TUBE CONNECTING STRUCTURE AND CHAIR USING THE SAME
Document Type and Number:
Japanese Patent JP2011030760
Kind Code:
A
Abstract:

To reliably and stiffly connect paper pipes and joints which are bent into L shape and to provide a chair using this connection structure.

Anterior legs 1, hind legs 2, floor contact pipes 9 are formed of paper pipes. Diagonal ends 13 are formed by cutting their ends diagonally. Each of joints 11 which has insertion parts 10 and is bent into L shape is provided with locking protrusions 12 in its bent part. The anterior legs 1, the hind legs 2 and the floor contact pipes 9 are put in the insertion parts 10 of the joints 11 respectively. The diagonal ends 13 are inserted between the locking protrusion 12 and the interior of the insertion part 10 and are fixed.


Inventors:
Yasuda, Fusao
Matsumoto, Masaki
Application Number:
JP2009000179726
Publication Date:
February 17, 2011
Filing Date:
July 31, 2009
Export Citation:
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Assignee:
SANKEI KOGYO KK
International Classes:
A47C5/00; A47C4/04
Attorney, Agent or Firm:
亀川 義示