| 摘要 |
PROBLEM TO BE SOLVED: To provide a mechanism for automatically removing snow from a roof which presents no problem in the case of an electric heater, and which needs to be taken down from a ceiling in order to prevent danger in the case of a heat pipe because of a plurality of flexible pipes provided to the mechanism for automatically removing snow from the roof. SOLUTION: The mechanism for automatically removing snow from the roof switches off the instant snow falls, and another element is energized and next, snow is removed from the roof. This is performed one by one, and the removal of snow from the roof is automatically concluded. COPYRIGHT: (C)2007,JPO&INPIT
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