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    • 5. 发明申请
    • BALL POINT PEN
    • 圆珠笔
    • WO1994000304A1
    • 1994-01-06
    • PCT/US1993005925
    • 1993-06-21
    • THE GILLETTE COMPANY
    • THE GILLETTE COMPANYDURHAM, Lawrence, H.
    • B43K07/00
    • B43K1/08B43K15/00Y10T29/49854
    • A ball point pen (10) includes a tubular member (12) with a hollow interior placeable in fluid communication with an ink supply (16), a socket (18) formed at one end of the member having a seat (20) and a cylindrical wall extending from the seat (20) and a rim structure (22') disposed at the end of the cylindrical wall opposite the seat (20), a spherical ball (24) disposed in the socket (18), rotatably engageable with the seat (20) and captured by the rim structure (22'), the diameter of the ball (24) being at least three percent smaller than the diameter of the seat (20) at the intersection of the seat (20) and the cylindrical wall.
    • 圆珠笔(10)包括具有中空内部的管状构件(12),其可与墨水供应源(16)流体连通,插座(18)形成在具有座位(20)和 从座椅(20)延伸的圆柱形壁和设置在与座椅(20)相对的圆筒壁的端部处的边缘结构(22'),设置在插座(18)中的球形球(24),可旋转地与 所述座椅(20)并且由所述轮辋结构(22')捕获,所述球体(24)的直径比所述座椅(20)与所述座椅(20)的所述圆柱体 壁。