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Patent Searching and Data


Title:
CONCRETE BLOCK
Document Type and Number:
WIPO Patent Application WO/2018/016227
Kind Code:
A1
Abstract:
In order to provide a concrete block in which partially brittle spots rarely appear, which is not costly to manufacture and the structure of which is not costly to construct due to having a simple structure, and in which is formed a joint that bears shear stress in the horizontal direction in-plane of a face shell and in a horizontal direction orthogonal to the aforementioned horizontal direction, the present invention is structured such that joints 11a, 12a that bear shear stress in the horizontal direction in-plane of the face shell are configured from from a trapezoidal crest part formed on one side of a face shell 1, the crest part having a horizontal portion on both sides, and a trapezoidal trough part formed on a side 12 that is parallel to the side 11, the trough part having a horizontal portion on both sides.

Inventors:
ISHII, Katsuyuki (16-5, Machikaneyama-cho Toyonaka-sh, Osaka 43, 〒5600043, JP)
Application Number:
JP2017/021609
Publication Date:
January 25, 2018
Filing Date:
June 12, 2017
Export Citation:
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Assignee:
TAIYO ECOBLOXX, INC. (22-9, Yoshino 4-chome Fukushima-ku, Osaka-sh, Osaka 06, 〒5530006, JP)
International Classes:
E04B2/02; E01C5/06
Domestic Patent References:
WO2010131083A12010-11-18
Foreign References:
FR2531988A11984-02-24
JPS6419715U1989-01-31
Attorney, Agent or Firm:
MORI, Osamu (JOYOUS PATENT OFFICE, No.3 Fuji Building 4th Floor 3-13, Itachibori 1-chome, Nishi-ku, Osaka-sh, Osaka 12, 〒5500012, JP)
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