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    • 4. 发明授权
    • Roll film camera for use with various sized magazines
    • 卷膜相机用于各种尺寸的杂志
    • US4009480A
    • 1977-02-22
    • US549681
    • 1975-02-13
    • Tomonori IwashitaHiroshi AizawaSusumu KozukiMasanori Uchidoi
    • Tomonori IwashitaHiroshi AizawaSusumu KozukiMasanori Uchidoi
    • G03B19/04G03B1/00
    • G03B19/04
    • A roll film camera of the type in which the film may be contained either in a magazine of normal film frame capacity removably mounted within the camera body or in a magazine of large film frame capacity detachably mounted on the rear of the camera body and in which the film transport and shutter tensioning mechanisms are operatively connected with each other by means of a single operating member. The film transport mechanism is provided with clutch means arranged between said single operating member and the driving means for the camera side takeup spool upon attachment of the large capacity film magazine to the camera body for disconnecting the takeup spool driving means from the single operating member.
    • 这种类型的卷胶片相机可以将胶片包含在可拆卸地安装在照相机主体内的正常胶片框架容积的盒中或可拆卸地安装在照相机主体的后部上的大胶片框架容积的盒中,并且其中 薄膜输送和快门张紧机构通过单个操作构件彼此可操作地连接。 薄膜输送机构设置有离合器装置,该离合器装置设置在所述单个操作构件和用于照相机侧卷取卷轴的驱动装置之间,用于将大容量胶片盒附接到照相机主体,以将卷取卷轴驱动装置与单个操作构件断开连接。
    • 9. 发明授权
    • Motor drive device for a camera
    • 相机电机驱动装置
    • US4229091A
    • 1980-10-21
    • US021180
    • 1979-03-16
    • Nobuaki DateSusumu KozukiTomonori Iwashita
    • Nobuaki DateSusumu KozukiTomonori Iwashita
    • G03B17/42G03B1/18
    • G03B17/425
    • A motor wind up device which is automatically stopped after completion of photography of a roll of film in a camera. A control circuit of the motor controlling the wind up operation is changed over from a stop state to a wind up state by means of a signal produced when the shutter has run. When the motor is once stopped when over-torque is detected at the termination of the film to carry out the release operation, no shutter operation signal is produced because the shutter has not yet been completely wound up so that the motor will not run. When the film is terminated at the beginning of wind up operation, the device prevents the production of a false shutter operation completion signal even if the shutter does not run.
    • 电机卷绕装置,其在相机中完成一卷胶卷的拍摄后自动停止。 控制卷绕动作的电动机的控制电路通过在快门运行时产生的信号从停止状态切换到卷绕状态。 当在胶片端接检测到过转矩时马达一旦停止,以执行释放操作,由于快门尚未完全卷起,因此电机不会运行,因此不会产生快门操作信号。 当胶片在卷起操作开始时被终止时,即使快门未运行,该装置也防止产生假快门操作完成信号。
    • 10. 发明授权
    • Image sensing device with shutter-readout coordination
    • 具有快门读出协调的图像感测装置
    • US4918533A
    • 1990-04-17
    • US248270
    • 1988-09-20
    • Nobuaki DateNobuo TezukaSyuichiro SaitoAkihiko TojoSusumu Kozuki
    • Nobuaki DateNobuo TezukaSyuichiro SaitoAkihiko TojoSusumu Kozuki
    • H04N5/235H04N3/14
    • H04N5/2353
    • An image sensing device comprises image sensing apparatus for converting an optical image into an electrical signal; shutter apparatus for blocking light incident upon the image sensing apparatus; periodic signal generating apparatus for forming periodic signals which are produced for periodically reading the electrical signal of the image sensing apparatus; a switch for giving an instruction to operate the shutter apparatus; first timer apparatus to operate in response to a predetermined periodic signal produced after the switch is operated; and shutter driving apparatus which begins to operate for opening the shutter apparatus after the lapse of a predetermined time counted by the timer apparatus. The device is capable of cancelling a delay in the operation of the shutter apparatus, etc. by the first timer apparatus. The device is provided with closure detecting apparatus to detect a shift of the shutter apparatus from an open state to a closed state; and an inhibiting apparatus to inhibit the above-stated reading by the periodic signal generating apparatus until the output of the closure detecting apparatus is obtained after commencement of a still picture image sensing process. This arrangement deletes any adverse effect of a bounce or bound of the shutter apparatus even if it takes place at the end of a shutter travel. The device is provided further with second timer apparatus which operates in response to a predetermined periodic signal obtained after the switch is operated. The shutter driving apparatus starts to open the shutter apparatus after the lapse of a predetermined length of time counted by the first timer apparatus and starts to close the shutter apparatus after the lapse of another length of time counted by the second timer apparatus, so that the shutter apparatus can be opened and closed with highly precise timing.
    • 图像感测装置包括用于将光学图像转换成电信号的图像感测装置; 用于遮挡入射到图像感测装置上的光的快门装置; 用于形成用于周期性地读取图像感测装置的电信号的周期性信号的周期信号发生装置; 用于给出操作快门装置的指令的开关; 第一定时器装置,用于响应于在所述开关被操作之后产生的预定周期信号而工作; 以及快门驱动装置,其在经过定时器装置计数的预定时间之后开始操作以打开快门装置。 该装置能够消除第一定时装置对快门装置等的操作的延迟。 该装置设置有闭合检测装置,以检测快门装置从打开状态到关闭状态的移动; 以及在静止图像感测处理开始之后获得闭包检测装置的输出之前,通过周期信号发生装置禁止上述读取的禁止装置。 这种布置消除了快门装置的弹跳或束缚的任何不利影响,即使在快门行进结束时发生。 该设备还具有响应于在操作开关之后获得的预定周期信号而工作的第二定时器设备。 快门驱动装置在经过第一定时装置计数的预定时间长度之后开始打开快门装置,并且在经过由第二定时装置计数的另一个时间长度之后开始关闭快门装置, 快门装置可以高精度定时打开和关闭。