The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 2013
Filed:
Aug. 03, 2010
Yakobu Hashimoto, Tokyo, JP;
Jun Kondo, Tokyo, JP;
Hiroshi Dohi, Tokyo, JP;
Mikio Suzuki, Tokyo, JP;
Daisuke Chiba, Tokyo, JP;
Masahiro Nammoku, Tokyo, JP;
Yasutomo Akashi, Tokyo, JP;
Kiyofumi Tanaka, Shizuoka, JP;
Hideyuki Kaji, Fujisawa, JP;
Takeshi Ono, Narashino, JP;
Yoshiharu Konishi, Tokyo, JP;
Yakobu Hashimoto, Tokyo, JP;
Jun Kondo, Tokyo, JP;
Hiroshi Dohi, Tokyo, JP;
Mikio Suzuki, Tokyo, JP;
Daisuke Chiba, Tokyo, JP;
Masahiro Nammoku, Tokyo, JP;
Yasutomo Akashi, Tokyo, JP;
Kiyofumi Tanaka, Shizuoka, JP;
Hideyuki Kaji, Fujisawa, JP;
Takeshi Ono, Narashino, JP;
Yoshiharu Konishi, Tokyo, JP;
Nippon Light Metal Company, Ltd., Tokyo, JP;
Nikkeikin Aluminium Core Technology Company Ltd., Tokyo, JP;
NTT Facilities, Inc., Tokyo, JP;
Abstract
A double floor structure capable of being adapted to the conditions of construction and the needs of users at low cost. A double floor structure (K) provided with support legs () which are provided on a lower floor and rows of beams which form an upper floor. The support legs () are each provided with an upper member () which supports a beam from the lower side, an intermediate member () which supports the upper member () from the lower side, and a lower member () which supports the intermediate member () from the lower side. The upper member (), the intermediate member (), and the lower member () consist of metallic, extruded shape material and are disposed in such a manner that the direction of the extrusion is aligned with the top-bottom direction.