| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that the head becomes hot and it is hard to sleep when a heating function functions on the entire bed in a bed provided with the heating function. SOLUTION: At the time of spreading a planar heating element 7 on a hard bed mat 2 covered with a Tatami (rush) facing, at least a head part 2a is not provided with the planar heating element 7.
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