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Title:
CONCRETE COOLING DEVICE, AND APPARATUS AND METHOD FOR PLACING CONCRETE
Document Type and Number:
Japanese Patent JP2011084894
Kind Code:
A
Abstract:

To provide a concrete cooling device which efficiently cools concrete, and to provide an apparatus and a method for placing the concrete using the concrete cooling device.

This concrete cooling device includes: a cooling portion 3 which houses a cooling medium 5; a pipe 2 which passes through the cooling portion 3, which is installed in the cooling portion 3 in such a manner as to be rotatable on the central axis of the pipe as a rotational center, and into which the fluid concrete enters; and a rotary mechanism 4 for rotating the pipe 2 with the concrete. Additionally, a peripheral surface of the pipe 2 is provided with an area extending means for increasing an area of contact with the cooling medium 5.


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Inventors:
HOTTA KENICHI
Application Number:
JP2009237105A
Publication Date:
April 28, 2011
Filing Date:
October 14, 2009
Export Citation:
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Assignee:
KUMAGAI GUMI CO LTD
International Classes:
E04G21/04; B28B13/02; B65G53/32; F16L53/00
Attorney, Agent or Firm:
Junichi Miyazono
Miyazono Yasuo