| 摘要 |
<p>PROBLEM TO BE SOLVED: To heat the whole interior of a class room to a uniform temperature, in a state of keeping head cool and foot warm. SOLUTION: Indoor machines 9 and 10 for an air conditioner are incorporated in a platform 5 situated on floor parts 2, 2a, and 2b of the schoolroom 1, and effective heating in a state to keep the head cool and the foot warm in the vicinity of the floor 2, 2a, and 2b surfaces in the class room 1 is practicable.</p> |
