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:
Apr. 02, 2013
Filed:
Sep. 05, 2007
Ryuuta Tanaka, Tokyo, JP;
Tatsuaki Kurosawa, Tokyo, JP;
Shinji Taenaka, Tokyo, JP;
Masataka Tatsuta, Tokyo, JP;
Ryuuta Tanaka, Tokyo, JP;
Tatsuaki Kurosawa, Tokyo, JP;
Shinji Taenaka, Tokyo, JP;
Masataka Tatsuta, Tokyo, JP;
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Abstract
A steel material for an underground continuous wall equipped with a hat type steel sheet pile having a hat-shaped cross-section, and an H-beam having an H-shaped cross-section, wherein: the hat type steel sheet pile includes a web, a pair of flanges, and a pair of arm sections; the H-beam includes a pair of flange sections and a web section; an outer surface of the H-beam is secured to an outer surface of the web; the length of the H-beam is shorter than that of the hat type steel sheet pile, and an overall length of the H-beam is arranged within the length of the hat type steel sheet pile; and a rear end of the H-beam is located closer to a forward end side than a rear end of the hat type steel sheet pile.