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    • 9. 发明授权
    • Multi-use envelope
    • 多用信封
    • US5927595A
    • 1999-07-27
    • US118966
    • 1998-07-20
    • Mark MellonWilliam R. RigbyArthur J. Thomas
    • Mark MellonWilliam R. RigbyArthur J. Thomas
    • B65D27/06B65D27/34
    • B65D27/34B65D27/06
    • A multi-use envelope for at least two mailings comprises opposed front and rear panels foldably connected together at their bottom edges and secured together at their side edges by side closure flaps to form an envelope structure. The improvement comprises a pair of closure flaps foldably attached respectively to the top edges of each of the front and rear panels wherein each closure flap has an independent means for sealing and opening the envelope. A first closure flap is folded inside the envelope for the first mailing while the other closure flap is used to close the envelope. Upon receipt, the first closure flap is folded outside the envelope for use in closing the envelope for the second mailing.
    • 用于至少两个邮件的多用途信封包括在其底部边缘处可折叠地连接在一起的相对的前面板和后面板,并且通过侧面闭合折片在其侧边缘处固定在一起以形成包络结构。 改进包括一对可折叠地分别附接到每个前板和后板的顶部边缘的闭合翼片,其中每个闭合翼片具有用于密封和打开信封的独立装置。 第一封闭翼片折叠在信封内用于第一次邮寄,而另一个封闭翼片用于封闭信封。 收到后,将第一封闭舌片折叠在信封外面,用于封闭第二邮寄信封。