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    • 1. 发明授权
    • Spring servo type aperture control device in a camera
    • 相机中的弹簧伺服型光圈控制装置
    • US4194820A
    • 1980-03-25
    • US950685
    • 1978-10-12
    • Yoshiyuki NakanoAkihiko SatoYoshitaka Araki
    • Yoshiyuki NakanoAkihiko SatoYoshitaka Araki
    • G03B7/085G03B7/10G03B9/02G03B7/08
    • G03B9/02
    • A spring servo type aperture control device in a camera having mounted thereon a lens comprises: an aperture mechanism including an aperture blade and determining the aperture by varying the position of said aperture blade, an aperture lever connected to said aperture mechanism and displaceable between a first position for rendering said aperture blade to an open aperture and a second position for rendering said aperture blade to a minimum aperture, and a member for biasing said aperture lever toward said second position, said aperture control device comprising: a control member engaged with said aperture lever and movable between a third position and a fourth position corresponding to said first position and said second position, respectively, a spring member storing a drive force by shutter charge and giving forth the stored drive force by shutter release, a cam member disposed between said control member and said spring member and rotatable by the drive force of said spring member upon shutter release to drive said control member at a uniform velocity from said third position to said fourth position, said aperture lever stopping down the aperture in response to the movement of said control member from said third position to said fourth position, metering means including an electromagnetic means for blocking the movement of said control member when the quantity of light transmitted through the aperture being stopped down has reached a predetermined value, and a member adapted to return said control member to said third position after completion of exposure.
    • 在其上安装有透镜的照相机中的弹簧伺服型孔径控制装置包括:孔机构,其包括孔径叶片并通过改变所述孔径叶片的位置来确定孔径;孔径杆,连接到所述孔口机构,并且可在第一 用于将所述光圈叶片渲染到开口的位置,以及用于使所述孔径叶片呈现最小孔的第二位置,以及用于将所述孔径杆偏压朝向所述第二位置的构件,所述孔径控制装置包括:与所述孔 杠杆并分别在对应于所述第一位置和所述第二位置的第三位置和第四位置之间移动;弹簧构件,其通过快门充电存储驱动力并通过快门释放提供所存储的驱动力;凸轮构件,其布置在所述第二位置和所述第二位置之间 控制构件和所述弹簧构件,并且可由所述弹簧构件u的驱动力旋转 pon快门释放以从所述第三位置到所述第四位置的均匀速度驱动所述控制构件,所述孔径杆响应于所述控制构件从所述第三位置移动到所述第四位置而停止所述孔,所述计量装置包括 当通过所述孔被传送的光量被阻止时,阻止所述控制构件的移动的电磁装置已经达到预定值;以及适于在曝光完成之后将所述控制构件返回到所述第三位置的构件。
    • 2. 发明授权
    • Shutter charge device for lens shutter in a camera having a focal plane
shutter and permitting lens interchange
    • 具有焦平面快门并允许镜头交换的相机中的镜头快门的快门充电装置
    • US4016584A
    • 1977-04-05
    • US631306
    • 1975-11-12
    • Akihiko SatoYoshiyuki Nakano
    • Akihiko SatoYoshiyuki Nakano
    • G03B9/66G03B17/42G03B11/00
    • G03B9/66G03B17/42
    • A shutter charge device for lens shutter is mountable and dismountable to a camera which has a focal plane shutter and permits lens interchangeability. The device has a camera side connector member provided on a film advance shaft, the camera having mountable thereto a lens incorporating therein a lens shutter having a shutter charge lever projected outwardly of the lens barrel. The shutter charge device comprises a charge member engageable with the shutter charge lever of the camera to displace the latter lever and charge the lens shutter, and movement transmitting means adapted to be coupled to the connector member upon mounting of the shutter charge device to the camera to transmit the movement of the connector member to the charge member during film advance operation in the camera thereby to displace the charge member to a lens shutter charging position.
    • 用于透镜快门的快门充电装置可安装和拆卸到具有焦平面快门并允许透镜互换性的相机。 该装置具有设置在胶片提前轴上的相机侧连接器构件,该照相机可安装在其上具有透镜遮光罩的透镜,该透镜遮板具有从镜筒向外突出的快门充电杆。 快门充电装置包括可与相机的快门充电杆接合的充电部件,以移动后者的杠杆并对透镜快门进行充电;以及运动传递装置,其适于在将快门充电装置安装到相机时耦合到连接器部件 在相机中的胶片提前操作期间将连接器构件的运动传递到充电构件,从而将充电构件移动到透镜快门充电位置。
    • 6. 发明授权
    • Light shield blades for light control device and light control device
utilizing said light shield blades
    • 用于光控制装置的遮光片和利用所述遮光片的灯控制装置
    • US4486084A
    • 1984-12-04
    • US422951
    • 1982-09-24
    • Akihiko SatoYoshiyuki NakanoEtsuo Tanaka
    • Akihiko SatoYoshiyuki NakanoEtsuo Tanaka
    • G03B9/18G03B9/22G03B9/40
    • G03B9/18G03B9/22
    • A light-shielding blade for use in a light control device, comprises a flat area and a recessed area on each face. The recessed area on one face is positioned substantially corresponding to the flat area on the other face. The light control device is for controlling a light-passing aperture and comprises a blade group composed of plural light-shielding blades movable between an extended state in which the plural blades are extended in a partially overlapping condition and a superposed state in which the plural blades are stacked in a substantially overlapping state. The blade group comprises at least a blade provided with a flat area and a recessed area on each face thereof. The recessed area on one face is positioned substantially corresponding to the flat area on the other face, and at least one of the flat areas is in overlapping contact with a neighboring blade in said extended state of the blade group.
    • 一种用于光控制装置的遮光片,包括平面区域和每个面上的凹陷区域。 一个面上的凹陷区域基本对应于另一个面上的平坦区域。 光控制装置用于控制光通过孔,并且包括由多个遮光片组成的叶片组,所述多个遮光片在多个叶片在部分重叠状态下延伸的伸展状态和在多个叶片之间可移动的叠加状态 以基本上重叠的状态堆叠。 刀片组至少包括设置有平坦区域和在其每个面上的凹陷区域的刀片。 一个面上的凹陷区域基本上对应于另一个面上的平坦区域,并且至少一个平坦区域在叶片组的所述延伸状态下与邻近的叶片重叠接触。
    • 7. 发明申请
    • APPARATUS AND METHOD FOR MEASURING CONCENTRATION OF CARBON DIOXIDE IN WATER
    • 测定二氧化碳浓度在水中的装置和方法
    • US20100240141A1
    • 2010-09-23
    • US12681030
    • 2008-12-22
    • Yoshiyuki Nakano
    • Yoshiyuki Nakano
    • G01N31/22G01N21/31
    • G01N21/80G01N31/22
    • An apparatus for measuring the concentration of carbon dioxide in water that can correct a reduction in measurement accuracy based on deterioration of a pH indicator is provided. A carbon dioxide concentration measurement apparatus includes a deterioration determining section that measures a change rate ΔA0 of an isosbestic point absorbance A0 and determines that the pH indicator solution is deteriorated when the change rate ΔA0 is reduced by a predetermined reduction rate or more. After the deterioration determining section determines deterioration of the pH indicator solution, a pH value computing section computes the pH value of the pH indicator solution using a corrected pH computation expression for correcting a deterioration of the pH value of the pH indicator solution on the basis of the change rate ΔA0 of the isosbestic point absorbance A0.
    • 提供一种用于测量水中二氧化碳浓度的装置,其可以基于pH指示剂的劣化来校正测量精度的降低。 二氧化碳浓度测量装置包括:劣化判定部,其测定等位点吸光度A0的变化率Dgr; A0,并且当变化率& Agr减小预定的减少率以上时,判定pH指示剂溶液劣化 。 劣化判定部判定pH指示剂的劣化后,pH值计算部使用校正的pH计算式来计算pH指示剂溶液的pH值,以校正pH指示剂溶液的pH值的劣化,基于 等位点吸光度A0的变化率&Dgr; A0。
    • 9. 发明授权
    • Seatbelt device
    • 安全带装置
    • US06874817B2
    • 2005-04-05
    • US10064054
    • 2002-06-05
    • Yoshiyuki NakanoMasahiko IwaiTadahiro Nakayama
    • Yoshiyuki NakanoMasahiko IwaiTadahiro Nakayama
    • A44B11/25B60R22/12B60R22/195B60R22/46B60R22/28B60R22/36
    • B60R22/1952
    • A seat belt device including a shock absorbing mechanism to gently stop a pull-in member and to prevent a large impact force from being exerted on the pull-in member when the pull-in member is pulled in by a pre-tensioner. The device may include a wire pulled by operation of a buckle pre-tensioner at the time of an emergency, a buckle is pulled in towards a bracket while a cover contracts. Before the cover contracts to a maximum permissible contraction position, the buckle comes into contact with the free end of a shock absorbing member, and, then, is pulled in while the shock absorbing member is caused to contract. By the contraction of the shock absorbing member, the shock absorbing member absorbs impact energy of the buckle.
    • 一种安全带装置,包括缓冲机构,用于在拉入构件被预张紧器拉入时轻轻地阻止拉入构件并防止大的冲击力施加在拉入构件上。 该装置可以包括在紧急情况下通过带扣预张紧器的操作拉动的线,当盖子收缩时,带扣被拉向支架。 在盖子收缩到最大允许收缩位置之前,带扣与减震构件的自由端接触,然后在使减震构件收缩的同时被拉入。 通过减震构件的收缩,减震构件吸收带扣的冲击能量。