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    • 2. 发明授权
    • Toothpick assembly
    • 牙签组装
    • US6044848A
    • 2000-04-04
    • US240663
    • 1999-02-02
    • Pin-Chin Huang
    • Pin-Chin Huang
    • A61C15/02B65D75/14A61C15/00A24F27/00B65D69/00
    • A61C15/02B65D75/14
    • A toothpick assembly includes a rectangular plastic envelope having a rectangular bottom, a rectangular upper top panel, a rectangular lower top panel, a rectangular left panel formed with a slit, and a rectangular right panel formed with a tongue configured to fit in said slit, and six plastic toothpick sheets each having six toothpicks separated at an upper portion and joined together at a root portion, a breaking line being pressed between said upper portion and said root portion, said plastic toothpick sheets being stacked up and affixed to said bottom panel, whereby the toothpick assembly is convenient to carry and sanitary in use.
    • 牙签组件包括具有矩形底部的矩形塑料外壳,矩形上顶板,矩形下顶板,形成有狭缝的矩形左面板,以及形成有舌部的长方形右面板, 以及六个塑料牙签片,每个具有六根牙签,其上部分离并在根部处接合在一起,断开线被压在所述上部和所述根部之间,所述塑料牙签片被堆叠并固定到所述底板, 从而牙签组件在使用中方便携带和卫生。
    • 4. 发明授权
    • Safety matchbook and matches
    • 安全赛册和比赛
    • US4136770A
    • 1979-01-30
    • US819758
    • 1977-07-28
    • Charles C. Cohn
    • Charles C. Cohn
    • C06F1/26C06F3/00A24F27/00
    • C06F1/26C06F3/00
    • A match which is difficult for young children to ignite utilizes a protective coating on the tip of a match head which prevents ignition of the sulfur and potassium chlorate-containing mixture when an attempt is made to strike the match in the usual manner with its stem substantially perpendicular to the friction surface of the matchbook. The protective coating requires a special manipulation of the match whereby its stem is disposed at an angle preferably less than about forty degrees with respect to the friction surface so that the unprotected side of the match head can rub against the friction and ignite the match.
    • 幼儿点燃困难的比赛在匹配头的顶端使用防护层,防止含硫酸钾和含氯酸钾混合物的点燃,试图以通常的方式以其茎基本上进行匹配 垂直于火柴的摩擦面。 保护涂层需要对匹配进行特殊的操作,由此其杆以相对于摩擦表面优选地小于约40度的角度设置,使得匹配头的未受保护的侧面可摩擦摩擦并点燃匹配。