| 摘要 |
PURPOSE: Provided is a structure of a book cover to make it possible to easily read by giving a slope to the book as first and second supporting portions from the inside of the book cover are unfolded backwardly; and to make it possible to receive the first and second supporting portions in a receiving portion when closing the book. CONSTITUTION: The structure of a book cover is manufactured by forming a first hinge portion(4) at an upper end of the book cover surface, a second hinge portion(5) at a lower end, and a supporter(3) including first and second folded portions(6,7) and first and second stands(1,2) including first and second supporting portion(8,9). When opening the book, the first and second supporting portion(8,9) are pulled backward and stretched backward; and when closing the book, the second folded portion(7) is folded outwardly to be folded in the inside of the book at the second hinge portion(5).
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