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Title:
AIR BLOWING TYPE DISCOLORING TOOL
Document Type and Number:
Japanese Patent JP3643967
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To improve cooling efficiency and to thermally discolor a thermal discoloration object in a short time by housing plural cold blocks inside a cold source chamber in a piled state and circulating external air among the cold blocks inside the cold source chamber.
SOLUTION: For this air blowing type discoloring tool 1 for blowing cold air to the thermal discoloration object and thermally discoloring the thermal discoloration object, the cold source chamber 3 and an air blowing means 6 are provided inside a casing 2, the plural cold blocks 31 are housed inside the cold source chamber 3 in the piled state, the external air taken in from a suction port 21 is circulated among the cold blocks 31 inside the cold source chamber 3 by the air blowing means 6 and turned to the cold air and the cold air is ejected from an ejection port 22 to the outside. Thus, cooling performance is substantilly improved. Especially, by turning the cold blocks to the piled state, the cold source chamber is effectively filled with the cold blocks, the contact area of the cold blocks and the circulated air is increased further and the cooling efficiency is improved further more.


Inventors:
Kyouji Aoyama
Tadashi Aoki
Tsutomu Tomatsu
Naomasa Miyashita
Kito Tsutomu
Application Number:
JP33806895A
Publication Date:
April 27, 2005
Filing Date:
December 01, 1995
Export Citation:
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Assignee:
Pilot Ink Co., Ltd.
International Classes:
A63H30/02; A63H33/22; (IPC1-7): A63H30/02; A63H33/22
Domestic Patent References:
JP4080594U
JP4080596U
JP5086400U
JP55140048A
JP4080597U
JP5018596U
JP7063458A
JP60057329U