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    • 2. 发明授权
    • Horizontal head assembly and suspension method for magnetically coated
film recording
    • 用于磁性涂膜记录的水平头组装和悬挂方法
    • US5805942A
    • 1998-09-08
    • US903402
    • 1997-07-30
    • George W. BrockSheldon W. HowerJeremiah F. Connolly
    • George W. BrockSheldon W. HowerJeremiah F. Connolly
    • G03B17/24
    • G03B17/24G03B2217/244
    • In a photographic system including means for magnetically recording/reproducing data relative to magnetically coated film, an assembly for conforming a thin film magnetic head array to the nonplanar magnetic surface during data transfer only, the assembly comprising: a platen for holding magnetically coated film in a film plane; a magnetic head array including first and second thin film heads located side-by-side and a third thin film head located fore or aft the first and second heads and forming an equilateral triangle of their centers; a head mounting spring fixed at one end to the platen and having a free end for mounting the magnetic head array adjacent to magnetically coated film transported through the film plane the mounting spring allowing pitch and roll movement of the head assembly; and a loading spring for biasing the magnetic head array into contact with the magnetically coated film so that the point of contact is at the center of gravity of the three head magnetic head array.
    • 在包括用于相对于磁性涂膜的磁记录/再现数据的装置的照相系统中,用于仅在数据传送期间使薄膜磁头阵列与非平面磁性表面一致的组件,该组件包括:用于保持磁性涂膜的压板 一个电影飞机; 磁头阵列包括并排设置的第一和第二薄膜头以及位于第一和第二头前后的第三薄膜头并形成其中心的等边三角形; 一个头部安装弹簧,其一端固定到压板上,并具有一个自由端,用于将磁头阵列安装在与通过膜平面传送的磁性涂层相邻的位置上,安装弹簧允许磁头组件的俯仰和滚动运动; 以及用于将磁头阵列偏置成与磁性涂膜接触的加载弹簧,使得接触点处于三磁头磁头阵列的重心处。
    • 5. 发明授权
    • Retractable two track head assembly with controllable roll stiffness
    • 可伸缩的双轨头组件具有可控制的滚动刚度
    • US5802409A
    • 1998-09-01
    • US903475
    • 1997-07-30
    • George W. BrockSheldon W. HowerJeremiah F. Connolly
    • George W. BrockSheldon W. HowerJeremiah F. Connolly
    • G03B17/24G03D15/00
    • G03B17/24G03D15/003G03B2217/244
    • In a photographic apparatus which handles film having a magnetic layer on one side for magnetically storing data on the film, a photographic film transport mechanism including a magnetic head suspension system that allows balanced roll motion of two magnetic heads while in contact with the nonplanar magnetic recording surface of film, and allows for in contact magnetic recording during transfer of data only, with release of the contact pressure at all other times, the mechanism comprising: a platen for confining film that is transported past the platen; a cantilever spring having one end fixed to the platen and a free end, the spring extending in the direction of transport of the film; a pair of magnetic heads; means for mounting the pair of magnetic heads side-by-side on the free end of the cantilever spring which allows the heads to rotate about a roll axis parallel to the film transport direction; and means coupled to the free end of the spring for moving the heads into and out of contact with the film.
    • 在一个处理胶片一侧用于磁性地存储胶卷数据的胶片的照相设备中,一种照相胶片传送机构,包括磁头悬挂系统,该磁头悬挂系统允许两个磁头在与非平面磁记录接触的同时进行平衡的滚动运动 膜的表面,并且仅允许在传送数据期间进行接触磁记录,同时释放所有其它时间的接触压力,该机构包括:用于限制经过压板的膜的压板; 一个悬臂弹簧,其一端固定在压板上,一个自由端,弹簧沿胶片的运送方向延伸; 一对磁头; 用于将一对磁头并排安装在悬臂弹簧的自由端上的装置,其允许磁头围绕平行于胶片输送方向的辊轴旋转; 以及联接到弹簧的自由端的装置,用于将磁头移动进入和离开与胶片的接触。
    • 7. 发明授权
    • Bi-directional read while write magnetic head assembly having a wear
avoidance contour
    • 写入具有磨损避免轮廓的磁头组件时的双向读取
    • US5034838A
    • 1991-07-23
    • US520433
    • 1990-05-08
    • George W. BrockWlodzimierz S. CzarneckiJeremiah F. Connolly
    • George W. BrockWlodzimierz S. CzarneckiJeremiah F. Connolly
    • G11B5/127G11B5/187G11B5/48G11B15/62G11B15/64
    • G11B5/4893G11B15/62
    • A bi-directional magnetic head assembly comprises a first write head adjacent to a read head, adjacent to a second write head. The three heads are in-line, so that the tape engages one or the other write head followed by the read head for either direction of tape motion. The central read head has slots on either side of its transducing region for skiving of entrained air and debris from the tape before the tape engages the transducing element of the read head for either direction of tape travel. On the other hand, each write head has only a single slot for skiving entrained air and debris; a slot being located in each write head structure outboard from the write transducing gap. In reading while writing during bi-directional operation, the write head first approached by the tape for a given direction of motion is the active, writing head. Because the slot is on the outboard side of each write head structure, skiving action occurs prior to the tape reaching the active write transducing gap. However, after the tape successively passes over the writing head and read head, it approaches the second, presently inactive write head from the inboard side of the second write head structure. The approach to the head gap from this direction is over a gently curved, unslotted portion of the second write head. Attendantly, there is minimal skiving action, and entrained air causes the tape to fly without substantially contacting the inactive write structure.
    • 双向磁头组件包括与读头相邻的第一写头,与第二写头相邻。 这三个头是在线的,使得磁带与一个或另一个写头接合,随后读取头用于胶带运动的任一方向。 中央读取头在其传感区域的任一侧具有槽,用于在磁带与磁带行进的任一方向接合读取磁头的转换元件之前,从带中刮除夹带的空气和碎屑。 另一方面,每个写头只有一个槽,用于扫除夹带的空气和碎屑; 位于写入传送间隙外侧的每个写头结构中的槽。 在双向操作期间在写入时读取,写入头首先由磁带接近给定的运动方向是活动的写头。 由于插槽位于每个写入头结构的外侧,所以在磁带到达活动写入传输间隙之前发生扫描动作。 然而,在磁带依次通过写入头和读取头之后,它从第二写入头结构的内侧接近第二个当前不起作用的写入头。 从该方向到头部间隙的方法是在第二写入头的轻柔弯曲的未绘制的部分上。 伴随地,存在最小的刮擦动作,并且夹带的空气导致磁带飞行而基本上不接触不活动的写入结构。
    • 8. 发明授权
    • Longitudinal bending interface for thick film magnetic recording
    • 用于厚膜磁记录的纵向弯曲界面
    • US5563751A
    • 1996-10-08
    • US437206
    • 1995-05-08
    • George W. BrockWlodzimierz S. Czarnecki
    • George W. BrockWlodzimierz S. Czarnecki
    • G11B5/48G03B17/24G11B15/60
    • G03B17/24G03B2217/244
    • A magnetic read/write head suspension assembly for achieving high magnetic head compliance with at least one edge track of the MOF layer of relatively stiff photographic filmstrips particularly during photofinishing operations. The filmstrip has an emulsion layer side opposite to the MOF layer side and exhibits a positive cross-film curvature toward the emulsion side when unrestrained. Filmstrip edge guides including parallel angled channels extending in a film transport path receive the filmstrip edge regions. One or more magnetic read/write head is mounted in the edge guides with the magnetic head gap length oriented in alignment with the angle of the MOF layer of the filmstrip edge region received in the channel and makes compliant line contact of the magnetic head gap with the MOF layer side in the edge region without imparting drag on the central region of the filmstrip. A backing support member formed of an elastic, deformable reed-shaped backing member trapped in a cavity of the edge guide is thereby biased in relation to the magnetic read/write head to make contact with the emulsion layer side of the filmstrip edge region. Channel angles of a positive 20.degree. to 40.degree. transverse to the direction of film transport plane of the filmstrip may be provided to receive an unrestrained filmstrip exhibiting normal, positive cross-film curvature. Alternatively, the filmstrip may be restrained to exhibit a negative cross-film curvature and directed into channels angled at a negative 3.degree. to 7.degree.. In this case, the backing support may be unnecessary.
    • 一种磁读/写磁头悬挂组件,用于实现与磁头相对较硬的照相胶卷片的MOF层的至少一个边缘轨道的高磁头顺应性,特别是在照相洗印操作期间。 胶片具有与MOF层侧相对的乳剂层侧,并且在不受限制时呈现朝向乳液侧的正交叉膜曲率。 包括在胶片传送路径中延伸的平行的倾斜通道的胶片边缘引导件接收胶片边缘区域。 一个或多个磁读/写头安装在边缘引导件中,其中磁头间隙长度定向成与通道中接收的胶片边缘区域的MOF层的角度对准,并使磁头间隙与 边缘区域中的MOF层侧,而不会在胶片的中心区域上施加阻力。 捕获在边缘引导件的空腔中的弹性可变形的簧片状背衬构件形成的背衬支撑构件因此相对于磁性读/写头偏置以与胶片边缘区域的乳剂层侧接触。 可以提供横向于胶片的胶片传送平面方向的正20°至40°的通道角,以接收呈现正常的正横截面弯曲的无限制的胶片。 或者,胶片可以被限制以呈现负横截面的弯曲并且被引导到在3度至7度的负的角度倾斜的通道中。 在这种情况下,可能不需要背衬支撑。
    • 9. 发明授权
    • Magnetics-on-film image area recording head and interface
    • 磁片上的图像区域记录头和界面
    • US5502528A
    • 1996-03-26
    • US333532
    • 1994-11-02
    • Wlodzimierz S. CzarneckiGeorge W. BrockKent R. GandolaJoseph de LellisChristopher P. Mencher
    • Wlodzimierz S. CzarneckiGeorge W. BrockKent R. GandolaJoseph de LellisChristopher P. Mencher
    • G03B17/24G11B5/31G11B15/60
    • G03B17/24G11B5/31G03B2217/244
    • A photographic still camera for receiving an elongated filmstrip having a cross-curvature in the cross film direction across said filmstrip and having a substantially transparent magnetic layer deposited on the film surface and for recording or reproducing information on or from the magnetic layer in the image area in and relation to the exposure of image frames of the filmstrip. A magnetic head is formed of a plurality of frustums including inner frustums supporting a plurality of active head gaps in an interior region and at least one further outer frustum on each side of the inner frustums in the cross film direction. The frustums and active head gaps have a contoured height profile in the cross film direction positioned to penetrate the film plane and to wrap the filmstrip around the frustums in a cavity in the film transport path, the contoured height profile in the cross film direction ensuring elastic compliance of the active head gaps with the magnetic on film layer tracks, with or without applied film tension or film compression. Contouring is effected by lapping the head mounted in the film transport path to approximate the cross-curvature of the filmstrip.
    • 一种照相静态照相机,用于接收在横跨薄膜方向上横跨所述胶卷并具有沉积在胶片表面上的基本上透明的磁性层并用于在图像区域中或从磁性层记录或再现信息的细长胶片 与影片的图像帧的曝光有关。 磁头由多个平截头体形成,包括支撑内部区域中的多个有效头部间隙的内部平截头体和在横截面膜方向上的内部截头锥体的每一侧上的至少一个另外的外截头锥体。 截头锥体和主动头部间隙具有在横向膜方向上的成形高度轮廓,其定位成穿透膜平面并且将胶片包裹在膜输送路径中的空腔中的平截头体周围,横截面膜方向上的轮廓高度轮廓确保弹性 活性头间隙与磁性膜层轨迹的一致性,有或没有施加膜张力或膜压缩。 轮廓通过研磨安装在胶片传送路径中的头部来近似胶片的横向曲率来实现。