Title:
人工湧昇流マウンド礁用コンクリートブロック
Document Type and Number:
Japanese Patent JP7271587
Kind Code:
B2
Abstract:
To provide an upwelling flow block that can be bottomed at a target position with high accuracy, and can construct a mound reef by a less casting number, thereby capable of reducing construction cost.SOLUTION: An upwelling flow block is rectangular in a basic shape, and has a horizontal top end surface 11, a horizontal bottom surface 12, and four vertical sides 13. Also, the upwelling flow block has a cut-out groove 14 with corners being cut out and formed to be gouged to an inside in four corners. A ratio (b/a) of an overall depth (b) to a width dimension (a) is set to a range of 0.5-0.8, and a ratio (h/a) of a height dimension (h) to the width dimension (a) is set to a range of 1.0-1.5. Also, a ratio of the dimension of the cut-out groove 14 to the width dimension (a) is set to a range of 0.1-0.3, and a ratio of the depth dimension of the cut-out groove 14 to the width dimension (a) is set to a range of 0.03-0.15.SELECTED DRAWING: Figure 1
Inventors:
Satoshi Noboru
Masaya Hashida
Masaya Hashida
Application Number:
JP2021034887A
Publication Date:
May 11, 2023
Filing Date:
March 05, 2021
Export Citation:
Assignee:
Fudo Tetra Co., Ltd.
International Classes:
A01K61/00; A01K61/77
Domestic Patent References:
| JP1433151S | ||||
| JP2006333774A | ||||
| JP3108430A | ||||
| JP2017189177A | ||||
| JP2006125059A | ||||
| JP10262489A | ||||
| JP928232A | ||||
| JP59105854U |
Foreign References:
| US5259695 | ||||
| WO2016164957A1 |
Attorney, Agent or Firm:
Akihiro Takeda