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    • 2. 发明授权
    • Photographic camera with mechanically actuated tension control for
reducing variation of speed of filmstrip during rewind
    • 具有机械致动张力控制的摄影照相机,用于减少倒带时胶卷速度的变化
    • US5875365A
    • 1999-02-23
    • US802740
    • 1997-02-20
    • Paul L. TaillieThomas J. QuattriniRobert L. Kuhn, Jr.Robert D. Huot
    • Paul L. TaillieThomas J. QuattriniRobert L. Kuhn, Jr.Robert D. Huot
    • G03B17/00G03B17/24G03B17/42G03B1/00
    • G03B17/425
    • A photographic camera (10) includes a supply chamber (14) for receiving a cartridge (16) enclosing a photographic filmstrip (18) wound on a supply spool (92); a rotatable member (90) disposed in the supply chamber for being coupled to rotate a supply spool of a cartridge installed in the supply chamber; a takeup chamber (20); a takeup spool (22) in the takeup chamber for winding a filmstrip drawn in a first direction from a cartridge in the supply chamber; a head (102) positioned between the supply and takeup chambers for at least one of reading and recording data on a filmstrip; a first drive system (24, 50-78) for rotating the takeup spool to draw a filmstrip from a cartridge in the first direction and wind a filmstrip onto the takeup spool; a second drive system (24, 50-68, 80-88) for rotating the rotatable member to rotate a supply spool to draw a filmstrip in a second, opposite direction from the takeup spool and wind a filmstrip onto a supply spool in a cartridge; and a brake mechanism (118, 118a, 118b, 118c), responsive to a change in rotation of the takeup spool from the first direction to the second direction, to resist rotation of the takeup spool in the second direction, so as to apply tension to a filmstrip to reduce variations in the speed of a filmstrip while the head records data as a filmstrip is wound from the takeup spool to a supply spool in a cartridge.
    • 照相机(10)包括供给室(14),用于容纳围绕卷绕在供给卷轴(92)上的照相胶片(18)的盒(16); 设置在所述供应室中的可旋转构件(90),用于联接以旋转安装在所述供应室中的筒的供给卷轴; 收容室(20); 收卷筒(22),其用于将从第一方向抽出的胶片卷绕在供给室中的盒中; 定位在所述供应和收紧室之间的头部(102),用于在胶卷上读取和记录数据中的至少一个; 第一驱动系统(24,50-78),用于旋转所述卷取卷轴以沿着所述第一方向从盒中拉出胶片并将胶卷卷绕到所述卷取卷轴上; 第二驱动系统(24,50-68,80-88),用于旋转可旋转构件以使供给卷轴旋转,以沿与卷取卷筒相反的第二方向绘制胶片,并将胶卷卷绕到盒中的供给卷轴上 ; 以及响应于卷取卷轴从第一方向到第二方向的旋转的变化的制动机构(118,118a,118b,118c),以阻止卷取卷轴在第二方向上的旋转,以便施加张力 当胶片将数据作为胶卷从卷取卷轴卷绕到盒中的供应卷轴上时,可以减少胶片的速度变化。
    • 4. 发明授权
    • Camera with variable format viewfinder
    • 相机与可变格式取景器
    • US5933666A
    • 1999-08-03
    • US007425
    • 1998-01-15
    • David R. DowePaul TeremyPaul L. TaillieThomas J. Quattrini
    • David R. DowePaul TeremyPaul L. TaillieThomas J. Quattrini
    • G03B13/10
    • G03B13/10
    • A camera for taking pictures, comprises a viewfinder masking device having three different format mask configurations; a manual picture-format selector having three different format selection settings which correspond respectively to the three different format mask configurations in order to select any one of the three different format mask configurations; and a default reset for returning the selector to a predetermined one of the three different format selection settings and returning the viewfinder masking device to a corresponding one of the three different format mask configurations, when the selector is in any one of the selection settings that is not the predetermined one, after a picture is taken and before another picture is taken.
    • 用于拍摄照相机的摄像机包括具有三种不同格式掩码配置的取景器屏蔽设备; 具有三个不同格式选择设置的手动图像格式选择器,分别对应于三种不同格式的掩码配置,以便选择三种不同格式的掩码配置中的任何一种; 以及默认复位,用于将选择器返回到三个不同格式选择设置中的预定的一个,并且当选择器处于选择设置中的任何一个中时,将取景器屏蔽设备返回到三个不同格式掩码配置中的对应的一个 不是预定的,在拍摄照片之后,在拍摄另一张照片之前。