发明名称 Camera provided with electromagnetic drive source
摘要 In a camera provided with an electromagnetic drive source when energized producing an electromagnetic force by which the shutter is driven to move, the above-described electromagnetic force of drive source is used only as the power of driving the shutter, while an electromagnetic device which is controlled by a shutter closing signal is provided, so that an initiation of returning movement of the mirror and automatic diaphragm and of lock releasing operation of the film transporting mechanism is controlled by said electromagnetic device.
申请公布号 US4306793(A) 申请公布日期 1981.12.22
申请号 US19800196359 申请日期 1980.10.14
申请人 CANON KABUSHIKI KAISHA 发明人 DATE, NOBUAKI;SUGIURA, YOJI;SUZUKI, RYOICHI;UCHIYAMA, TAKASHI
分类号 G03B9/36;G03B9/18;G03B19/12;(IPC1-7):G03B9/00 主分类号 G03B9/36
代理机构 代理人
主权项
地址