Title:
COOLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/047762
Kind Code:
A1
Abstract:
The objective of the present invention is to provide a cooling device that is capable of uniform cooling of an article to be processed inserted into a cooling process chamber provided to a continuous sintering furnace. To achieve the objective, a cooling device is adopted that is provided to a continuous furnace that conveys, by means of a plurality of rollers provided in parallel, a plurality of workpieces loaded on a carrying tool stacked in a plurality of stages, and successively subjects the workpieces to a heating process and a cooling processs, wherein the cooling device is provided with: a cooling device that can, in the state of housing the plurality of workpieces, seal/enclose the plurality of workpieces subjected to the heating process; a decompressing device that decompresses the cooling device; a cooling fan that circulates a cooling gas within the cooling device and can adjust the circulation speed thereof; a heat exchanger for cooling the cooling gas; and a graphite sheet that is disposed in a manner so as to enclose the plurality of workpieces within the cooling device.
Inventors:
FUNABASHI TAKASHI (JP)
TAKEGUCHI SHUNSUKE (JP)
TAKEGUCHI SHUNSUKE (JP)
Application Number:
PCT/JP2012/075110
Publication Date:
April 04, 2013
Filing Date:
September 28, 2012
Export Citation:
Assignee:
NIPPON PISTON RING CO LTD (JP)
FUNABASHI TAKASHI (JP)
TAKEGUCHI SHUNSUKE (JP)
FUNABASHI TAKASHI (JP)
TAKEGUCHI SHUNSUKE (JP)
International Classes:
C21D1/773; C21D1/18; C21D9/30; F27B9/12; F27D7/04
Foreign References:
| JPH0599572A | 1993-04-20 | |||
| JP2000309805A | 2000-11-07 | |||
| JPS60152616A | 1985-08-10 | |||
| JP2004292843A | 2004-10-21 | |||
| JPH06346104A | 1994-12-20 |
Attorney, Agent or Firm:
YOSHIMURA, KATSUHIRO (JP)
Katsuhiro Yoshimura (JP)
Katsuhiro Yoshimura (JP)
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Claims: