会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明授权
    • Camera system
    • 相机系统
    • US4959680A
    • 1990-09-25
    • US372729
    • 1989-06-28
    • Hiroaki IshidaIchiro NemotoKoji SatoAtsushi TakamiYoichi NakanoIsamu IshiiYoshiyuki Iwamatsu
    • Hiroaki IshidaIchiro NemotoKoji SatoAtsushi TakamiYoichi NakanoIsamu IshiiYoshiyuki Iwamatsu
    • G03B7/08G03B9/08
    • G03B9/08G03B7/0807G03B2217/005
    • A camera system of the type having a lens shutter, a focal-plane shutter, an aperture defined by the lens shutter, and a camera lens, includes a selector circuit which sets an operation mode to either a lens shutter mode in which the lens shutter is operated as a programmed shutter or a focal-plane shutter mode in which the shutter speed is controlled by the focal-plane shutter and the aperture of the camera system is controlled by the lens shutter; a first driving system which controls the lens shutter; a second driving system which controls the time during which the focal-plane shutter is operated; a sequential control circuit which controls the timing of the first and second driving systems; a setting circuit which sets the focal length of the camera lens; an arithmetic circuit which produces an output signal in response to the brightness of the subject, the distance to the subject, the focal length of the lens and the sensitivity of the film; and a switching circuit which switches the operation mode to the focal-plane shutter mode irrespective of the setting of the selector circuit when the exposure value to be controlled exceeds the programmed exposure value of the lens shutter and for switching either the operation mode or the shutter speed in accordance with the set focal length to prevent photographic blurring during camera shake, in response to the output from the arithmetic circuit.
    • 具有透镜快门,焦平面快门,由透镜快门限定的孔和相机透镜的类型的相机系统包括选择器电路,其将操作模式设置为透镜快门模式,其中透镜快门 作为编程快门或焦平面快门模式操作,其中快门速度由焦平面快门控制,相机系统的孔径由镜头快门控制; 控制透镜快门的第一驱动系统; 控制焦平面快门操作的时间的第二驱动系统; 控制第一和第二驱动系统的定时的顺序控制电路; 设置摄像机镜头的焦距的设置电路; 算术电路,其响应于被摄体的亮度,到被摄体的距离,透镜的焦距和胶片的灵敏度产生输出信号; 以及当要控制的曝光值超过镜头快门的编程曝光值并且用于切换操作模式或快门时,切换电路将操作模式切换到焦平面快门模式,而不管选择器电路的设置如何 根据设定焦距的速度,以防止在相机抖动期间的照相模糊,以响应于运算电路的输出。
    • 2. 发明授权
    • Focal plane shutter and optical apparatus
    • 焦平面快门和光学仪器
    • US08485742B2
    • 2013-07-16
    • US13291215
    • 2011-11-08
    • Yoichi NakanoMakoto MikamiChiaki Nemoto
    • Yoichi NakanoMakoto MikamiChiaki Nemoto
    • G03B9/08G03B9/32
    • G03B9/36
    • A focal plane shutter includes: a board including an opening; blades capable of opening and closing the opening; a drive lever swingably supported, holding a movable iron piece and driving the blades; a self-holding type solenoid capable of adsorbing to the movable iron piece by a given attraction force in a non-energized state, and reducing the given attraction force in an energized state; a biasing member biasing the drive lever to move the drive lever away from the self-holding type solenoid; and a set member moving the drive lever to abut the drive lever with the self-holding type solenoid, wherein the self-holding type solenoid is energized to reduce the given attraction force when the drive lever is swung by the set member to abut the movable iron piece with the self-holding type solenoid.
    • 焦平面快门包括:包括开口的板; 能够打开和关闭开口的叶片; 驱动杆可摆动地支撑,保持活动铁件并驱动叶片; 能够以非通电状态通过给定的吸引力吸附到可动铁片并且在通电状态下减小给定的吸引力的自保持型电磁铁; 偏置构件,其偏压所述驱动杆以使所述驱动杆远离所述自保持型螺线管; 以及组件,其使所述驱动杆移动以利用所述自保持型螺线管抵靠所述驱动杆,其中,所述自保持型螺线管被通电,以在所述驱动杆被所述固定构件摆动以抵靠所述可移动的位置时减小所述给定的吸引力 铁片带自动保持型电磁铁。
    • 3. 发明申请
    • FOCAL-PLANE SHUTTER AND OPTICAL APPARATUS
    • FOCAL-PLANE SHUTTER和OPTICAL APPARATUS
    • US20120087646A1
    • 2012-04-12
    • US13311940
    • 2011-12-06
    • Hiroshi TAKAHASHIYoichi Nakano
    • Hiroshi TAKAHASHIYoichi Nakano
    • G03B9/08
    • G03B9/36
    • A focal plane shutter includes: an electromagnet; a board including an opening; blades capable of opening and closing the opening; a drive member holding an iron piece adsorbed to the electromagnet and driving the blades, the drive member being movable such that the iron piece moves toward and away from the electromagnet and being biased by a spring such that the iron piece moves away from the electromagnet; and a holding board facing the board and including a pair of sandwiching portions elastically deformable and holding and sandwiching the electromagnet. The electromagnet includes a restriction portion engaging the board and restricting a movement of the electromagnet in a direction where the iron piece moves away from the electromagnet.
    • 焦平面快门包括:电磁体; 包括开口的董事会; 能够打开和关闭开口的叶片; 保持吸附在电磁铁上并驱动刀片的铁件的驱动件,驱动件可移动以使铁件朝向和远离电磁铁移动并被弹簧偏压使得铁件远离电磁铁移动; 以及保持板,所述保持板面向所述板,并且包括可弹性变形并保持和夹持所述电磁体的一对夹持部。 电磁铁包括限制部分,其接合板并且限制电磁体沿着铁片远离电磁体移动的方向的移动。
    • 4. 发明授权
    • Shutter for camera
    • 相机快门
    • US06394668B1
    • 2002-05-28
    • US09539140
    • 2000-03-30
    • Yoichi Nakano
    • Yoichi Nakano
    • G03G903
    • G03B9/08
    • A shutter for a camera has a sector driven by a movable board having plural spiral-shaped coil patterns concentrically arranged thereon for generating a repulsive or attractive magnetic field with respect to fixed permanent magnets or coils confronting the movable board. A desired generated magnetic force can be obtained by setting the number and winding direction of the coils and combining coils in a desired manner. A drive circuit is connected to the coils for controlling the supply of electricity thereto such that repulsive magnetic forces are generated while opening the shutter and attractive magnetic forces are generated while closing the shutter.
    • 用于相机的快门具有由可移动板驱动的扇区,该可动板具有同心地布置在其上的多个螺旋形线圈图案,用于相对于固定的永久磁铁或面对可动板的线圈产生排斥或吸引的磁场。 通过以期望的方式设置线圈和组合线圈的数量和卷绕方向,可以获得期望的产生的磁力。 驱动电路连接到线圈,用于控制其供电,从而在打开快门时产生排斥磁力,同时在关闭快门时产生有吸引力的磁力。
    • 5. 发明授权
    • Shutter for camera
    • 相机快门
    • US06382848B1
    • 2002-05-07
    • US09539139
    • 2000-03-30
    • Yoichi Nakano
    • Yoichi Nakano
    • G03B908
    • G03B9/08
    • A shutter for a camera having a small size is driven by coil patterns formed in a spiral shape on at least one of a fixed printed board and a movable printed board. On faces of a shutter base plate and a sector ring opposed to each other, a cam mechanism for making the sector ring progress and regress in an optical axis direction is provided. The cam mechanism comprises end face cams arranged in a concentric shape and cam followers corresponding thereto to facilitate pivoting of the sector ring in closing the shutter by moving the cam followers along downwardly inclined faces of the cams.
    • 用于具有小尺寸的相机的快门由在固定印刷板和可移动印刷板中的至少一个上以螺旋形状形成的线圈图案驱动。 在快门基板和相互相对的扇形环的表面上,设置有用于使扇形环在光轴方向上进行并退回的凸轮机构。 凸轮机构包括以同心形状布置的端面凸轮和对应于其的凸轮随动件,以便于通过使凸轮从动件沿着凸轮的向下倾斜的表面移动而在闭合闸板时枢转扇形环。
    • 6. 发明授权
    • Focal plane shutter and optical device using same
    • 焦平面快门和使用其的光学装置
    • US08376635B2
    • 2013-02-19
    • US13421095
    • 2012-03-15
    • Hiroshi TakahashiYoichi Nakano
    • Hiroshi TakahashiYoichi Nakano
    • G03B9/10
    • G03B9/36
    • A focal plane shutter includes: a board including an opening; blades capable of opening and closing the opening; a drive member movable between a start position and a terminal position, biased toward the terminal position, and driving the blades; a brake member supported to abut and move away from the drive member positioned at the terminal position, and biased to abut the drive member positioned at the terminal position; and a set member rotatable in only one direction, and moving the drive member from the terminal position to the start position; wherein the set member includes a drive portion abutting the brake member to move the brake member away from the drive member and then abutting the drive member to move the drive member toward the start position.
    • 焦平面快门包括:包括开口的板; 能够打开和关闭开口的叶片; 驱动构件,其在开始位置和终端位置之间移动,朝向终端位置偏置,并且驱动所述叶片; 制动构件,其被支撑成抵靠并远离位于所述终端位置的所述驱动构件移动,并被偏压以抵靠位于所述终端位置的所述驱动构件; 以及一组可在一个方向上旋转的组件,并将驱动件从终端位置移动到起始位置; 其中,所述固定构件包括抵靠所述制动构件的驱动部,以使所述制动构件远离所述驱动构件,然后抵靠所述驱动构件,以将所述驱动构件朝向所述起始位置移动。
    • 8. 发明授权
    • Double-shielding type focal-plane shutter
    • 双屏蔽型焦平面快门
    • US06485200B2
    • 2002-11-26
    • US09817075
    • 2001-03-26
    • Miyoshi TanikawaYoichi NakanoHiroshi Takahashi
    • Miyoshi TanikawaYoichi NakanoHiroshi Takahashi
    • G03B940
    • G03B9/18
    • A double-shielding type focal-plane shutter has a closing blade and an opening blade for closing and opening a shutter opening to perform an exposure operation. A closing lever and an opening lever drive the closing blade and the opening blade, respectively. The closing lever has a first closing lever and a second closing lever supported coaxial with each other for undergoing pivotal movement. The second closing lever has a drive portion at a first end thereof for driving the closing blade and an engagement portion at a second end thereof. A lock lever restricts movement of the closing lever. The lock lever has a first mating engagement portion for engaging the engagement portion of the second closing lever in the predetermined position of the closing lever, and a second mating engagement portion for engaging the engagement portion of the second closing lever short of the predetermined position thereof. A set lever undergoes movement to a set position to set the closing lever, the opening lever and the lock lever to predetermined positions.
    • 双屏蔽型焦平面快门具有闭合叶片和用于关闭和打开快门开口以进行曝光操作的开口叶片。 关闭杆和打开杆分别驱动闭合叶片和开口叶片。 关闭杆具有彼此同轴地支撑以进行枢转运动的第一闭合杆和第二闭合杆。 第二关闭杆在其第一端具有用于驱动闭合叶片的驱动部分和在其第二端处的接合部分。 锁定杆限制关闭杆的移动。 所述锁定杆具有第一配合接合部,用于在所述关闭杆的预定位置中接合所述第二关闭杆的接合部,以及用于接合所述第二闭合杆的接合部分的第二配合接合部分, 。 设定杆经过移动到设定位置以将关闭杆,打开杆和锁定杆设置到预定位置。
    • 9. 发明授权
    • Blade speed adjustable mechanism and focal plane shutter having the same
    • 刀片速度可调机构和焦平面快门具有相同的功能
    • US08553309B2
    • 2013-10-08
    • US13010201
    • 2011-01-20
    • Yoichi NakanoHiroshi Takahashi
    • Yoichi NakanoHiroshi Takahashi
    • G02B26/02
    • G03B9/36
    • A blade speed adjustable mechanism includes: a board having an opening; a shutter blade opening or closing the opening; a drive lever supported by the board and bringing the shutter blade into an overlapped operation or an expanded operation; a biasing member engaging the drive lever and biasing the shutter blade in an overlapped direction or in an expanded direction; a ratchet member engaging the biasing member and having ratchet teeth; an engagement member holding the ratchet member at a desired stop position and adjusting an biasing force of the biasing member by changing the stop position. The engagement member has a plurality of pawl portions different from each other in length. The pawl portion engages the ratchet tooth to hold the ratchet member at the stop position. A difference in length between the pawl portions is shorter than a distance corresponding to a pitch of the ratchet teeth.
    • 叶片速度调节机构包括:具有开口的板; 打开或关闭开口的快门叶片; 由所述板支撑并将所述快门叶片进行重叠操作或扩大操作的驱动杆; 偏压构件,其接合所述驱动杆并且在重叠的方向或沿着扩展的方向偏置所述快门叶片; 与所述偏置构件接合并具有棘齿的棘轮构件; 将所述棘轮构件保持在期望的停止位置并通过改变所述停止位置来调节所述偏置构件的偏置力的接合构件。 接合构件具有长度不同的多个棘爪部。 棘爪部分接合棘齿以将棘轮构件保持在停止位置。 棘爪部之间的长度差小于与棘轮齿的间距对应的距离。
    • 10. 发明授权
    • Focal-plane shutter and optical apparatus
    • 焦平面快门和光学仪器
    • US08376636B2
    • 2013-02-19
    • US13311940
    • 2011-12-06
    • Hiroshi TakahashiYoichi Nakano
    • Hiroshi TakahashiYoichi Nakano
    • G03B9/08
    • G03B9/36
    • A focal plane shutter includes: an electromagnet; a board including an opening; blades capable of opening and closing the opening; a drive member holding an iron piece adsorbed to the electromagnet and driving the blades, the drive member being movable such that the iron piece moves toward and away from the electromagnet and being biased by a spring such that the iron piece moves away from the electromagnet; and a holding board facing the board and including a pair of sandwiching portions elastically deformable and holding and sandwiching the electromagnet. The electromagnet includes a restriction portion engaging the board and restricting a movement of the electromagnet in a direction where the iron piece moves away from the electromagnet.
    • 焦平面快门包括:电磁体; 包括开口的董事会; 能够打开和关闭开口的叶片; 保持吸附在电磁铁上并驱动刀片的铁件的驱动件,驱动件可移动以使铁件朝向和远离电磁铁移动并被弹簧偏压使得铁件远离电磁铁移动; 以及保持板,所述保持板面向所述板,并且包括可弹性变形并保持和夹持所述电磁体的一对夹持部。 电磁铁包括限制部分,其接合板并且限制电磁体沿着铁片远离电磁体移动的方向的移动。