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    • 54. 发明授权
    • Photographic film take-up device and method
    • 摄影胶卷吸收装置及方法
    • US5566897A
    • 1996-10-22
    • US245007
    • 1994-05-18
    • Atsushi YagoKatsuhiko Tanaka
    • Atsushi YagoKatsuhiko Tanaka
    • G03C1/00G03B17/26G03C3/00G03D15/00
    • G03B17/26G03B2217/261
    • A photographic film take-up device having: a holding device for holding a cartridge main body accommodating a spool having a trailing end engaging member in an interior thereof, the trailing end engaging member engaging a trailing end portion of an elongated photographic film, an interior portion of the cartridge main body being shielded from light; and a guiding member having an engaging portion which engages the longitudinal direction trailing end portion of the film, and engaging the engaging portion with the trailing end portion of the film, and guiding the engaging portion and the trailing end portion of the film to the spool via a film path provided in the cartridge main body, and engaging the trailing end portion of the film with the trailing end engaging member. The engaging portion is provided at a leading end portion of the guiding member in a direction of guiding the film to the spool, and engages an engagement hole provided in a central portion of the film at the longitudinal direction trailing end portion thereof. When the engagement portion is engaged with the engagement hole of the trailing end portion of the film, curling of the film such that a longitudinal direction central portion thereof is separated from the guide member can be deterred. Guiding and engagement can be effected smoothly and reliably.
    • 一种摄影胶片卷取装置,具有:保持装置,用于保持盒主体,该盒主体容纳在其内部具有尾端接合构件的卷轴,所述后端接合构件与细长摄影胶片的后端部分接合, 盒主体的一部分被遮光; 以及引导构件,其具有与所述膜的纵向后端部接合的接合部,并且将所述接合部与所述膜的后端部接合,并且将所述膜的接合部和后端部引导到所述线轴 通过设置在盒主体中的胶片路径,并且将胶片的后端部与尾端接合构件接合。 接合部设置在引导构件的引导构件的前端部的方向上,以将膜引导到卷轴,并且与设置在膜的纵向后端部的膜的中心部分中的接合孔接合。 当接合部分与膜的后端部分的接合孔接合时,可以阻止膜的纵向中心部分与导向件分离的卷曲。 指导和参与可以顺利可靠地实现。
    • 56. 发明授权
    • Treated silica fine powder and toner for developing electrostatic images
    • 处理二氧化硅细粉和用于显影静电图像的调色剂
    • US5306588A
    • 1994-04-26
    • US854001
    • 1992-03-19
    • Katsuhiko TanakaTsuyoshi TakigushiRika Doi
    • Katsuhiko TanakaTsuyoshi TakigushiRika Doi
    • G03G9/097G03G9/08
    • G03G9/09716Y10T428/2993
    • A treated silica fine powder and a toner having this powder to be used as a toner for developing an electrostatic image. The treated silica fine powder is formed of treated fine silica particles obtained by treating fine silica particles with (a) a first silane coupling agent in which at least one of a substituted secondary alkyl group, an unsubstituted secondary alkyl group, a substituted tertiary alkyl group, an unsubstituted tertiary alkyl group, a substituted cyclic hydrocarbon group and an unsubstituted cyclic hydrocarbon group is bonded to a silicon atom of the silane coupling agent, and by thereafter treating the resultant fine particles of silica with a second silane coupling agent having the formula ##STR1## wherein R1 represents a methyl group, a halomethyl group, a saturated straight chain hydrocarbon group or an unsaturated straight chain hydrocarbon group; Y represents an alkoxy group or a halogen group; m represents an integer of 1 to 3; n represents an integer of 1 to 3; and m and n are 4.
    • 处理过的二氧化硅细粉末和具有该粉末的调色剂用作显影静电图像的调色剂。 经处理的二氧化硅细粉末由(a)第一硅烷偶联剂处理二氧化硅微粒得到的经处理的二氧化硅微粒形成,其中取代的仲烷基,未取代的仲烷基,取代的叔烷基中的至少一个 ,未取代的叔烷基,取代的环状烃基和未取代的环状烃基键合到硅烷偶联剂的硅原子上,然后用具有式(II)的第二硅烷偶联剂处理得到的二氧化硅微粒, *化学结构*)其中R1表示甲基,卤代甲基,饱和直链烃基或不饱和直链烃基; Y表示烷氧基或卤素基; m表示1〜3的整数, n表示1〜3的整数, m和n为4。
    • 58. 发明授权
    • Method of accommodating photographic film with elongated leader member
in photographic-film cartridge
    • 在照相胶卷暗盒中容纳具有细长引导件的摄影胶片的方法
    • US5165619A
    • 1992-11-24
    • US721003
    • 1991-06-27
    • Katsuhiko TanakaJunichi Tsuji
    • Katsuhiko TanakaJunichi Tsuji
    • G03C3/00G03B17/30G03D13/02
    • G03B17/30
    • A method of accommodating a roll of photographic film in a main body of a photographic-film cartridge in which the cartridge is in a state in which one end of an elongated leader member is brought into engagement with a spool in the cartridge and a predetermined length of the other end thereof extends out of the cartridge includes a first step of inserting the leading end of a roll of photographic film into the main body of the cartridge, a second step of rotating the spool and feeding the roll of photographic film into the main body of the cartridge so as to wind the leader member and the leading end of the photographic film onto the spool, and a third step of rotating the spool so as to wind the rest of the roll of photographic film onto the spool, thereby accommodating the photographic film thus wound in the main body of the cartridge.A developed photographic film can be easily accommodated in the cartridge by making use of the frictional force produced by winding the leader member and the roll of photographic film together on the spool.
    • 一种将照相胶片卷容纳在照相胶卷暗盒的主体中的方法,其中盒处于细长的引导件的一端与盒中的卷轴接合并且预定长度的状态 其另一端延伸出盒的方式包括:第一步骤,将一卷摄影胶片的前端插入盒的主体;第二步骤,使卷轴旋转并将照相胶片卷送入主体 从而将引导构件和摄影胶片的前端卷绕到卷轴上,以及第三步骤,使卷轴旋转以将照相胶卷的其余部分卷绕到卷轴上,从而容纳 照相胶片因此卷绕在盒的主体中。 显影的照相胶片可以通过利用通过将引导件和卷筒的照相胶片卷绕在卷轴上而产生的摩擦力容易地容纳在盒中。