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    • 4. 发明授权
    • Multi-motor film feeding device with planetary gearing
    • 带行星齿轮传动装置的多电机送膜装置
    • US5735475A
    • 1998-04-07
    • US448661
    • 1995-05-24
    • Tsutomu WakabayashiKoichi DaitokuAkira Ezawa
    • Tsutomu WakabayashiKoichi DaitokuAkira Ezawa
    • G03B17/42G03B21/43G03B1/58
    • G03B17/425
    • A film feeding device for a camera uses first and second electric motors associated with first and second planetary gearing mechanisms, respectively. In one embodiment, the first motor and first planetary gearing mechanism drive a spool shaft of a film cartridge to supply film to a winding spool. The winding spool is driven by the second motor and second planetary gearing mechanism to wind film onto the winding spool, at which time the first motor is stopped and the first planetary gearing mechanism is automatically disconnected from the spool shaft. For rewinding, the second motor is operated in reverse and the second planetary gearing mechanism is automatically disconnected from the winding spool and connected to the spool shaft of the film cartridge. In a second embodiment, the first motor and the first planetary gearing mechanism are employed to drive the spool shaft of the film cartridge in a film supply direction or a film rewind direction, and the second motor and the second planetary gearing mechanism are only used to drive the winding spool in a film winding direction.
    • 用于相机的胶片馈送装置分别使用与第一和第二行星齿轮传动装置相关联的第一和第二电动机。 在一个实施例中,第一电动机和第一行星齿轮传动机构驱动胶卷暗盒的卷筒轴以将胶片供给到卷绕卷轴。 卷绕卷轴由第二马达和第二行星齿轮传动机构驱动,以将薄膜卷绕到卷绕卷轴上,此时第一马达停止,第一行星齿轮传动机构自动地从卷筒轴断开。 对于倒卷,第二马达反向运行,第二行星齿轮传动机构自动地从卷线筒断开并连接到胶片暗盒的卷筒轴上。 在第二实施例中,第一电动机和第一行星齿轮传动机构用于沿胶片供给方向或胶片倒带方向驱动暗盒的卷筒轴,并且第二电动机和第二行星齿轮传动机构仅用于 在卷绕方向上驱动卷绕卷轴。
    • 6. 发明授权
    • Film feeding device for camera
    • 相机胶片送料装置
    • US5445340A
    • 1995-08-29
    • US351146
    • 1994-11-30
    • Tsutomu WakabayashiKoichi DaitokuAkira Ezawa
    • Tsutomu WakabayashiKoichi DaitokuAkira Ezawa
    • G03B17/42G03B1/18B65H20/00
    • G03B17/425
    • A film feeding device for a camera uses first and second electric motors associated with first and second planetary gearing mechanisms, respectively. In one embodiment, the first motor and first planetary gearing mechanism drive a spool shaft of a film cartridge to supply film to a winding spool. The winding spool is driven by the second motor and second planetary gearing mechanism to wind film onto the winding spool, at which time the first motor is stopped and the first planetary gearing mechanism is automatically disconnected from the spool shaft. For rewinding, the second motor is operated in reverse and the second planetary gearing mechanism is automatically disconnected from the winding spool and connected to the spool shaft of the film cartridge. In a second embodiment, the first motor and the first planetary gearing mechanism are employed to drive the spool shaft of the film cartridge in a film supply direction or a film rewind direction, and the second motor and the second planetary gearing mechanism are only used to drive the winding spool in a film winding direction.
    • 用于相机的胶片馈送装置分别使用与第一和第二行星齿轮传动装置相关联的第一和第二电动机。 在一个实施例中,第一电动机和第一行星齿轮传动机构驱动胶卷暗盒的卷筒轴以将胶片供给到卷绕卷轴。 卷绕卷轴由第二马达和第二行星齿轮传动机构驱动,以将薄膜卷绕到卷绕卷轴上,此时第一马达停止,第一行星齿轮传动机构自动地从卷筒轴断开。 对于倒卷,第二马达反向运行,第二行星齿轮传动机构自动地从卷线筒断开并连接到胶片暗盒的卷筒轴上。 在第二实施例中,第一电动机和第一行星齿轮传动机构用于沿胶片供给方向或胶片倒带方向驱动暗盒的卷筒轴,并且第二电动机和第二行星齿轮传动机构仅用于 在卷绕方向上驱动卷绕卷轴。
    • 8. 发明授权
    • Winding/rewinding apparatus and method for a camera
    • 相机绕线/倒带装置及方法
    • US5437416A
    • 1995-08-01
    • US312677
    • 1994-09-28
    • Akira EzawaKoichi DaitokuTsutomu Wakabayashi
    • Akira EzawaKoichi DaitokuTsutomu Wakabayashi
    • G03B17/42G03B1/04
    • G03B17/425
    • A winding/rewinding apparatus for a camera comprises a winding spool on which a film advanced thereto is wound when the winding spool rotates; a rewinding shaft for engaging a spool of a film cartridge loaded into the camera so as to rotate the spool; a motor; a transmission for transmitting the drive force of the motor to the winding spool and the rewinding shaft so as to advance the film from the cartridge to the winding spool, the transmission transmitting the drive force of the motor so that a speed at which the film is advanced by the rewinding spool is higher than a speed at which the film is advanced by the rewinding shaft; and a clutch which disengages so as not to transmit the drive force of the motor to the rewinding shaft when the rewinding shaft is driven at an increased speed by the film which is being wound by the winding spool.
    • 一种用于照相机的卷绕/重绕设备包括一个卷绕卷轴,当缠绕卷轴旋转时,卷绕卷筒的卷片卷绕在卷轴上; 用于接合装载到相机中的胶卷暗盒的卷轴以使卷轴旋转的重绕轴; 电机 用于将电动机的驱动力传递到卷绕卷轴和重绕轴的传动装置,以便将胶片从盒传送到卷绕卷轴,该传送装置传递电动机的驱动力,使得胶片的速度 通过重绕卷轴推进的速度高于通过重绕轴推进胶片的速度; 以及离合器,当通过由卷绕卷轴缠绕的薄膜以增加的速度驱动重绕轴时,分离器不会将电动机的驱动力传递到重绕轴。