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    • 2. 发明授权
    • Trigger mechanism for photographic camera provided with motor-driven
film-transport mechanism
    • 具有电机驱动胶片输送机构的相机触发机构
    • US4203662A
    • 1980-05-20
    • US16894
    • 1979-03-02
    • Otto StemmePeter LermannRolf SchrooderHorst Karl
    • Otto StemmePeter LermannRolf SchrooderHorst Karl
    • G03B1/62G03B17/42G03B1/18G03B17/38
    • G03B1/62G03B17/425
    • When the user presses the trigger button, a rod is pulled longitudinally by a drive spring in a first direction from a first to a second position triggering the shutter in the process and a coupling thereafter couples the rod to a transport motor which returns the rod in the opposite second direction back to first position, the rod resetting the shutter in the process, the rod when returned to second position becoming decoupled from the motor so that the latter will not oppose the force of the drive spring for the next first-direction movement of the rod. The crank rod is blocked against first-direction movement by two blocking levers, the first initially being in blocking position and the second initially in unblocking position. When the user presses the trigger button, the first blocking lever unblocks the rod and the latter performs its first-direction movement, the first lever remaining in unblocking position until the user releases the trigger button, and near the end of the second-direction movement of the rod the second blocking lever snaps into blocking position, to prevent an unintentional second exposure, the second blocking lever blocking the rod until the first lever, upon release of the trigger button, can return to blocking position, whereupon the second lever once more assumes unblocking position. When instead of single exposures exposure sequences are to be made, the user sets a manual switch which arrests the second lever in unblocking position, so that the rod performs its first- and second-direction movements alternately for as long as the user keeps the trigger button depressed.
    • 当使用者按下触发按钮时,通过驱动弹簧在第一方向上将杆从第一位置拉伸到第二位置,从而在该过程中触发快门,然后,联接器将杆连接到输送马达,该马达将杆返回 相反的第二方向返回到第一位置,杆在过程中复位快门,杆返回到第二位置变得与电动机分离,使得后者不会与用于下一个第一方向运动的驱动弹簧的力相反 的杆。 曲柄杆通过两个阻挡杆阻止第一方向运动,第一开始处于阻挡位置,第二个初始处于解锁位置。 当用户按下触发按钮时,第一阻挡杆解锁杆,并且后者执行其第一方向运动,第一杠杆保持解锁位置,直到用户释放触发按钮,并且在第二方向运动结束 杆的第二阻挡杆卡入阻挡位置,以防止无意的第二次暴露,第二阻塞杆阻挡杆直到第一杆在释放触发按钮时可以返回到阻挡位置,于是第二杆再次 假定取消阻止位置。 当不进行单次曝光曝光序列时,用户设置手动开关,其将第二控制杆停止在解锁位置,使得杆可以交替地执行其第一和第二方向运动,只要用户保持触发 按下按钮
    • 3. 发明授权
    • Film-transport system for photographic still camera
    • 影像传送系统摄影摄像机
    • US4202616A
    • 1980-05-13
    • US939374
    • 1978-09-05
    • Otto StemmeRolf SchroderPeter LermannHorst Karl
    • Otto StemmeRolf SchroderPeter LermannHorst Karl
    • G03B17/00F16B13/10G03B17/42G03B1/18G03B1/00G03B17/26
    • G03B17/425
    • When the trigger button is depressed, a crank rod is pulled by a biasing spring in a first direction from a first to a second position triggering the shutter in the process, and an associated crankwheel drives a gear segment coupled thereto to an angular position engaging a motor-driven transmission, which latter then drives the gear segment, crankwheel and thereby the crank rod in an opposite second direction back to first position, the crank rod resetting the shutter in the process, whereupon the gear segment reaches an angular position once more disengaged from the film-transport motor. A switch-control lever coupled to a perforation feeler keeps a motor-energize switch closed until the feeler enters a film perforation, but a switch-control lever redundantly keeps the motor-energize switch closed under the camming action of the crank rod, whereby if film is present in the camera motor energization terminates when the feeler enters a perforation, whereas if film is not present then, for demonstration purposes, the same operations are performed, but with motor energization terminating in dependence upon crank rod position.
    • 当触发按钮被按下时,曲柄杆由第一方向上的偏压弹簧从第一位置拉至第二位置,从而在该过程中触发快门,相关联的曲柄轮驱动与其相连的齿轮段, 后者驱动齿轮段,曲柄轮,从而使曲柄杆以相反的第二方向驱动回到第一位置,曲柄杆在该过程中重新启动闸门,于是齿轮段再一次脱离接合角位置 从电影运输电机。 耦合到穿孔探头的开关控制杆保持电动机通电开关闭合,直到触发器进入薄膜穿孔,但是开关控制杆在曲柄杆的凸轮作用下冗余地保持电动机通电开关闭合,由此如果 胶片存在于照相机中,当感光体进入穿孔时,通电终止,而如果不存在胶片,则为了演示的目的,执行相同的操作,但是电动机通电根据曲柄杆的位置终止。
    • 4. 发明授权
    • Photographic camera with state-of-focus indication
    • 具有聚焦指示的摄影相机
    • US4344686A
    • 1982-08-17
    • US133127
    • 1980-03-24
    • Otto StemmePeter LermannIstvan Cocron
    • Otto StemmePeter LermannIstvan Cocron
    • G03B13/18G03B17/20G03B13/02
    • G03B17/20G03B13/18
    • A photographic still or motion-picture camera has a viewfinder and a manually moved focus adjuster, such as a focussing ring. When the user peers into the viewfinder, there is a visible indication of the direction in which the focus adjuster should be manually moved to reduce the state-of-focus error, for example two curved illuminated errors, one pointing clockwise and the other counterclockwise, only one of which lights up to indicate the direction in which the focussing ring should be manually turned. When the state-of-focus error has been reduced to zero or a minimum, this is likewise indicated, for example because neither curved arrow is illuminated. To control the activation of the indicating elements, use can be made of components of a conventional completely automatic focussing system, but minus the adjusting motor of such system and minus superfluous motor-energization control circuitry. In this way, the user is provided a simple and unequivocal guide when manually focussing, without the cost, complexity, bulkiness and power consumption of a complete automatic focussing system including an adjusting motor and motor-energization control circuitry.
    • 照相静止或动态相机具有取景器和手动移动的焦点调节器,例如聚焦环。 当用户对准取景器时,存在可以手动移动聚焦调节器的方向的可见指示,以减少聚焦误差,例如两个弯曲的发光错误,一个指向顺时针方向,另一个指向逆时针方向, 只有其中一个亮起来指示聚焦环手动转动的方向。 当聚焦误差已经降低到零或最小时,这同样被指示,例如因为没有弯曲的箭头被照亮。 为了控制指示元件的激活,可以使用常规的全自动聚焦系统的部件,但是减去这种系统的调节电机和减去多余的电动机通电控制电路。 以这种方式,在手动聚焦的情况下,向用户提供简单而明确的指导,而无需包括调节电机和电动机通电控制电路的完整自动聚焦系统的成本,复杂性,蓬松性和功耗。
    • 5. 发明授权
    • Photographic camera with means indicating the state of focus
    • 具有指示焦点状态的装置的照相机
    • US4251143A
    • 1981-02-17
    • US959875
    • 1978-11-13
    • Otto StemmeIstvan CocronPeter Lermann
    • Otto StemmeIstvan CocronPeter Lermann
    • G02B7/34G03B13/20G03B3/00G01J1/44
    • G03B13/20G02B7/34
    • A camera includes a viewfinder, an objective and a manually operated focus adjuster. An optical system located in the path of incoming image light splits the incoming image light beam into two component beams projected into respective first and second focal planes. First and second planar arrays of photosensitive elements are located in respective first and second photodetector planes. When the objective is correctly focussed and then defocussed in a first direction, the sharpness of the image on the first array increases and that on the other decreases; if the objective is defocussed in the opposite direction, the opposite occurs. A comparator has two outputs, connected to the elements of the first and second arrays via respective first and second circuit branches. Each circuit branch includes at least one subtractor producing an absolute-value output signal independent of the polarity of the difference between the input signals applied thereto. The subtractor inputs are connected to the outputs of respective elements of the respective one of the two arrays. The comparator output signal controls an indication, visible in the camera viewfinder, informing the user of the direction in which he should manually move the focus adjuster to improve the state of focus.
    • 相机包括取景器,物镜和手动调焦​​器。 位于输入图像光路径中的光学系统将入射的图像光束分解成投影到相应的第一和第二焦平面中的两个分量光束。 感光元件的第一和第二平面阵列位于相应的第一和第二光电检测器平面中。 当目标被正确地聚焦,然后在第一方向上聚焦时,第一阵列上的图像的清晰度增加,另一方降低; 如果目标在相反的方向散焦,则发生相反的情况。 比较器具有两个输出,经由相应的第一和第二电路分支连接到第一和第二阵列的元件。 每个电路分支包括至少一个减法器,产生与施加到其上的输入信号之间的差异的极性无关的绝对值输出信号。 减法器输入连接到两个阵列中的相应一个的相应元件的输出。 比较器输出信号控制相机取景器中可见的指示,通知用户手动移动对焦调节器的方向以改善对焦状态。
    • 9. 发明授权
    • Photographic-camera focussing system with comparator receiving
required-and actual-setting data
    • 具有比较器的摄像机聚焦系统接收需要和实际设置的数据
    • US4214824A
    • 1980-07-29
    • US3809
    • 1979-01-16
    • Otto StemmePeter LermannEduard WagensonnerIstvan Cocron
    • Otto StemmePeter LermannEduard WagensonnerIstvan Cocron
    • G03B13/36G02B7/30G03B13/02
    • G02B7/30
    • A photographic camera has an exposure objective and a focus adjuster device for changing the subject-distance setting of the exposure objective, as well as a transducer generating actual-setting signals dependent upon the setting of the focus adjuster device. An evaluating circuit, operative for ascertaining camera-to-subject distance on one basis or another, produces digital required-setting signals, expressed using a first encoding scheme, whereas the actual-setting signals generated by the aforementioned transducer are expressed using a different, second encoding scheme. The actual-setting signals are applied to the first input of a comparator stage, whose second input receives a transformed version of the required-setting signals, transformed from the first to the second encoding scheme, i.e., so that the comparator can compare, in a direct and simple way, the actual-setting signals and required-setting signals against each other with both signals expressed in accordance with one and the same encoding scheme. The output signals produced by the comparator control indicator which informs the user of the direction in which the manual focus adjuster of the camera should be moved to improve the camera's state of focus, and/or control the energization of an electric motor or other electromagnetic positioning device operative for controlling the setting of the focus adjusting device.
    • 照相机具有用于改变曝光目标的被摄体距离设置的曝光目标和焦点调节装置,以及根据聚焦调节装置的设置产生实际设定信号的换能器。 用于确定基于一个或多个摄像机对被摄体距离的评估电路产生使用第一编码方案表示的数字需要设置信号,而由上述传感器产生的实际设置信号是使用不同的, 第二编码方案。 实际设置信号被施加到比较器级的第一输入端,比较器级的第二输入接收从第一编码方案变换到第二编码方案的所需设置信号的变换版本,即比较器可以 一种直接和简单的方式,实际设置信号和所需设置信号彼此具有根据同一编码方案表示的两个信号。 由比较器控制指示器产生的输出信号,其通知用户应该移动照相机的手动对焦调节器的方向以改善照相机的聚焦状态,和/或控制电动机或其它电磁定位的通电 用于控制聚焦调节装置的设置的装置。