Title:
UNDERGROUND HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2014005981
Kind Code:
A
Abstract:
To provide an underground heat exchanger capable of preventing positional deviation and deformation of a heat medium pipe in assembly.
An underground heat exchanger includes a first cylindrical casing 11 having a slit 40 extending over the entire length in a longer direction and generating an energization force outward in a radial direction, a second cylindrical casing 12 arranged outside the first cylindrical casing 11 in the radial direction, and a first heat medium pipe 21 made from resin and held between the first cylindrical casing 11 and the second cylindrical casing 12.
Inventors:
KASHIWAGI TETSUYA
Application Number:
JP2012141192A
Publication Date:
January 16, 2014
Filing Date:
June 22, 2012
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
F28D21/00; F24J3/08; F28D1/04
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Hiroshi Fukuda
Kato Kazunori
Hiroshi Fukuda
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