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    • 2. 发明授权
    • Single lens reflex camera
    • 单镜头反光相机
    • US4306791A
    • 1981-12-22
    • US94473
    • 1979-11-15
    • Akihiko HashimotoTamotsu KoiwaiToyohiko Kimura
    • Akihiko HashimotoTamotsu KoiwaiToyohiko Kimura
    • G03B15/03G03B19/12G03B15/05
    • G03B15/03G03B2215/0514G03B2215/056
    • A single lens reflex camera is provided which has a planar area for mounting a light emitting component such as an electronic flash thereon. The planar area is defined by at least a portion of top surface of a body of the camera which is located on one side of a pentaprism housing disposed centrally on the top surface, and is at a lower level than the remainder of the top surface which is located on the opposite side of the pentaprism housing. The planar area is formed with a threaded bore for mounting the light emitting component, and is also provided with a terminal connector having a plurality of terminals inclusive of a synchro contact terminal, an illumination control signal terminal and a power supply terminal.
    • 提供了一种单透镜反光照相机,其具有用于安装诸如电子闪光灯之类的发光部件的平面区域。 平面区域由相机的主体的顶表面的至少一部分限定,该至少一部分位于位于顶表面中心的五棱镜壳体的一侧上,并且处于比顶表面的其余部分更低的水平 位于五棱镜房屋的对面。 平面区域形成有用于安装发光部件的螺纹孔,并且还设置有具有包括同步接触端子,照明控制信号端子和电源端子在内的多个端子的端子连接器。
    • 4. 发明授权
    • Lens barrel
    • 镜筒
    • US5376983A
    • 1994-12-27
    • US890927
    • 1992-05-29
    • Yasuo YamazakiToyohiko KimuraShigeo Hayashi
    • Yasuo YamazakiToyohiko KimuraShigeo Hayashi
    • G02B7/04G02B7/10G03B1/18
    • G02B7/10
    • When moving frames are incorporated in a fixed frame and a cam ring, the lens barrel according to this invention is ready for fitting cam followers of the moving frames in the fixed frame or a plurality of moving cain grooves disposed on the cam ring irrespective of the number of moving frames to be incorporated, thus inserting the cam followers in the moving cam grooves by way of a single assembling cam groove. Accordingly, an assembling work of the moving frames in the fixed frame and the cam ring will be greatly facilitated and in an arrangement for which the moving cam grooves are provided on the cam ring, since the cam grooves may be bottomed cam grooves, a high rigidity cam ring will be realized. The lens barrel is further provided with a barrier closing assembly for selectively covering and uncovering an object end of the lens barrel. The barrier closing assembly is closed responsive to movement of a zoom unit to a collapsed position and to movement of focussing lens group to a power off position and automatically uncovers the lens barrel responsive to movement of the zoom unit from the collapsed position toward a wide angle position, the opening force being provided by a biasing spring.
    • 当移动框架结合在固定框架和凸轮环中时,根据本发明的镜筒准备好将固定框架中的运动框架的凸轮从动件或设置在凸轮环上的多个移动凹槽配合,而不管 通过单个组装凸轮槽将凸轮从动件插入移动的凸轮槽中。 因此,固定框架和凸轮环中的移动框架的组装工作将被大大地促进,并且在凸轮环上设置有移动凸轮槽的布置中,由于凸轮槽可以是底部凸轮槽,高 将实现刚性凸轮环。 透镜镜筒还设置有用于选择性地覆盖和露出透镜镜筒的物体端的屏障闭合组件。 阻挡关闭组件响应于变焦单元到折叠位置的移动而关闭,并且聚焦透镜组移动到断电位置,并且响应于变焦单元从折叠位置向广角的移动而自动展开透镜镜筒 位置,打开力由偏置弹簧提供。