Title:
取り替え方法
Document Type and Number:
Japanese Patent JP6992468
Kind Code:
B2
Abstract:
To certainly prevent strength of an iron tower from being lowered to secure safety of a worker without being influenced by experience of the worker performing replacement work.SOLUTION: A replacement method is to replace part of an iron tower member 123A of a plurality of iron tower members 123 constituting an iron tower 100 with a new iron tower member. When a reinforcement material 501 is mounted onto an iron tower member 121 other than part of the iron tower member 123A in the vicinity thereof, using a clamp metal fitting 400 having a main body unit with a recess and a pair of bolts that are screwed together with the main body unit along a common shaft center and whose tips are made to face inside of the recess, the other iron tower member 121 and the reinforcement material 501 are made to be interleaved between tips of the pair of bolts while being struck at a deepest section in a depth direction of the recess.SELECTED DRAWING: Figure 6
Inventors:
Yoshiaki Kurose
Shimohiro Lab
Shimohiro Lab
Application Number:
JP2017238429A
Publication Date:
January 13, 2022
Filing Date:
December 13, 2017
Export Citation:
Assignee:
Chugoku Electric Power Co., Inc.
International Classes:
H02G1/02; E04G23/02; E04H12/10
Domestic Patent References:
| JP2011149171A | ||||
| JP2011256623A | ||||
| JP201332689A |
Attorney, Agent or Firm:
Akinori Sakai
Previous Patent: Spark plug for internal combustion engine
Next Patent: Rubber composition for tread and pneumatic tire
Next Patent: Rubber composition for tread and pneumatic tire