| 摘要 |
PURPOSE: An indoor tent against a cold draft is provided to maximize heating effect even if heating time and heating temperature are reduced and to remarkably reducing costs required for heating. CONSTITUTION: An indoor tent against a cold draft comprises a basic tent(M) and an internal tent. The base tent is composed of cloth and cotton fabrics and is formed in a rectangular parallelepiped shape. An entrance is formed in the basic tent. Ropes, loops(5), and some weights(3) are installed in the basic tent. The inner tent is installed inside the basic tent.
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