Title:
埋設配管保護材及び埋設配管保護方法
Document Type and Number:
Japanese Patent JP6901093
Kind Code:
B2
Abstract:
To provide an embedded pipe protective material which is good in workability and high in transportation property.SOLUTION: An embedded pipe protective material 100 is configured to protect a pipe material 10 embedded in the ground. Firstly, the embedded pipe protective material comprises a pair of side face protective plates 110 which cover at least 1/4 of a peripheral length of an outer periphery of the pipe material 10, and the side face protective plates 110 have: a circular arc part 111 such that an inner surface side facing the pipe material 10 is formed in a circular arc shape; and an upper linear part 112 and a lower linear part 113 which correspond to a linear part extended from an end part of the circular arc part 111 respectively and having two parallel faces, at least one of the upper linear part 112 and lower linear part 113 having a bing part 114, wherein the pair of the side face protective plates 110 face each other across the pipe material 10 with a protective sheet 20 wound around a circumference of the pipe material 10, and are connected with a binding cord 120 that the binding part 114 comprises, and an upper protective plate 130 is arranged a predetermined gap above the pipe material 10 across earth and sand 60.SELECTED DRAWING: Figure 1
Inventors:
Manabu Shioya
Toshiaki Adachi
Kentaro Kagawa
Honda Takuya
Toshiaki Adachi
Kentaro Kagawa
Honda Takuya
Application Number:
JP2019229610A
Publication Date:
July 14, 2021
Filing Date:
December 19, 2019
Export Citation:
Assignee:
Toho Gas Co., Ltd.
Daito Denki Co., Ltd.
Daito Denki Co., Ltd.
International Classes:
F16L1/11; F16L57/00; H02G9/02
Domestic Patent References:
| JP2001355758A | ||||
| JP5079192U | ||||
| JP50031423A | ||||
| JP63303296A | ||||
| JP11234880A |
Attorney, Agent or Firm:
Cosmos International Patent and Trademark Office