Title:
POWER CABLE PROTECTION DUCT
Document Type and Number:
Japanese Patent JP2021136856
Kind Code:
A
Abstract:
To provide a power cable protection duct that prevents electric shock or theft by a third party because the power cable protection duct is partially exposed and easily damaged in power cable wiring from a rising portion of underground wiring to the building side to a meter box for power transaction.SOLUTION: A power cable protection duct has a structure in which various power cable protection ducts (straight square duct 2, flexible duct 4) and couplings 1, 3, 5 as protection of a power cable from a rising portion 6 of underground wiring to the building side to a meter box for power transaction are install so as to be inserted in order, and the entire power cable wiring is locked by sealing a fitting portion of the meter box for power transaction, and coupling that prevents rainwater from entering is used.SELECTED DRAWING: Figure 1
Inventors:
HOKA MORIYASU
OHASHI YASUHIRO
OHASHI YASUHIRO
Application Number:
JP2020042447A
Publication Date:
September 13, 2021
Filing Date:
February 21, 2020
Export Citation:
Assignee:
MARUHO SANGYO KK
International Classes:
H02G3/04; F16L3/10; F16L57/00; H02G9/06