Title:
防音板材の交換装置
Document Type and Number:
Japanese Patent JP6689148
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an exchanger of a soundproof plate material capable of exchange work of the soundproof plate material, regardless of the existence of a space capable of raising-lowering the soundproof plate material on the outside of a roadway.SOLUTION: An exchanger 20 of a plurality of soundproof plate materials 12 stacked in the vertical direction, comprises a cylindrical base part 21 installed in a floor part of a roadway 1 and opened upward, a rotary column 22 inserted into the inside of the base part 21 and rotatable around the axis in a state of projecting upward more tan the base part, an arm part 26 projectingly provided on the side from an upper end part of the rotary column 22 and expandably forming a tip part, an auxiliary leg part 32 provided over a central part in the length direction of the arm part 26 from the floor part and constituted so as to be capable of traveling on the floor part and a winch 43 capable of delivering and winding a wire 44 for suspending the soundproof plate materials 12 along the arm part 26.SELECTED DRAWING: Figure 3
Inventors:
Shimakura Chizuru
Application Number:
JP2016132971A
Publication Date:
April 28, 2020
Filing Date:
July 05, 2016
Export Citation:
Assignee:
East Japan Railway Company
International Classes:
E01B19/00; E01F8/00
Domestic Patent References:
| JP60018050U | ||||
| JP6322992A | ||||
| JP6087387U | ||||
| JP4076164A |
Attorney, Agent or Firm:
Gwangyang International Patent Office