Title:
CONCRETE TRANSFER PIPE
Document Type and Number:
Japanese Patent JP2016155638
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a concrete transfer pipe having excellent effect of suppressing material separation of concrete and causing no blockage in the transfer pipe by the transferred concrete.SOLUTION: A concrete transfer pipe 100 is composed of: a pipe body 20 having a hollow 20a; a central pedestal 3 (pedestal bar 3a) supported by a plurality of support members 3c extending from the inner wall face of the pipe body 20 to the hollow 20a and positioning at the center of the hollow 20a; a first elastic member 1 supported by the central pedestal 3, having a plurality of the first openings 1b and extending to the inner wall face; and a second elastic member 2 placed on the first elastic member 1, extending to the inner wall face, closing a part of the first openings 1b and forming a second opening 2b smaller in plane area than the first opening 1b in the inside of the first opening 1b. The first and second elastic members 1, 2 are freely deformable in the hollow 20a around the central pedestal 3 as a supporting point.SELECTED DRAWING: Figure 3
Inventors:
FUKAWA TORU
SAKAMOTO ATSUSHI
SAKAMOTO ATSUSHI
Application Number:
JP2015033840A
Publication Date:
September 01, 2016
Filing Date:
February 24, 2015
Export Citation:
Assignee:
TAISEI CORP
International Classes:
B65G11/20; E04G21/02
Attorney, Agent or Firm:
Yusuke Hiraki
Sekiya Mitsuo
Ishikawa Takiharu
Sekiya Mitsuo
Ishikawa Takiharu
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