A - Human Necessities – 63 – H
Patent
A - Human Necessities
63
H
A63H 33/22 (2006.01) A63H 33/30 (2006.01)
Patent
CA 2179143
The present invention provides a thermally color- changeable toy constituted by a thermally color-changeable article, and a color-changing device in which the color- changeable article is stored in a air cooling chamber so that the color of the thermally color-changeable article is thermally changed by cool air. The color-changing device is constituted by a cooling source chamber for storing therein a plurality of piled up cool blocks, the air cooling chamber communicating with the cooling source chamber so as to circulate air, and an air blower disposed in a communication path between the cooling source chamber and the air cooling chamber. Air flow gaps are formed among the cool blocks so as to improve the cooling efficiency.
Aoki Tadashi
Aoyama Kyoji
Kito Tsutomu
Miyashita Naomasa
Tomatsu Tsutomu
Riches Mckenzie & Herbert Llp
The Pilot Ink Co. Ltd.
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