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    • 1. 发明授权
    • Color photographic film with inverted blue recording layers
    • 具有倒蓝色记录层的彩色摄影胶片
    • US5994043A
    • 1999-11-30
    • US286634
    • 1999-04-05
    • Joseph F. BringleyJames A. FridayRoger A. Bryant
    • Joseph F. BringleyJames A. FridayRoger A. Bryant
    • G03C7/30G03C1/035G03C1/46
    • G03C7/3029G03C7/3022
    • A color photographic element is disclosed containing in its blue recording layer unit a blue light reflective layer positioned to receive light from first and second latent image forming layers in the blue recording layer unit. The first layer overlies the second layer and contains a silver coating coverages in the range of from 0.1 to 0.7 g/m.sup.2. The second layer contains latent image forming silver halide grains of maximum sensitivity. The blue light reflective layer is free of blue absorbing dye and contains tabular silver halide grains have a thickness in the range of from 0.12 to 0.15 .mu.m, an average aspect ratio of greater than 15, and a coating coverage of 0.5 to 1.5 g/m.sup.2, and are formed of greater than 50 mole percent bromide, based on silver.
    • 公开了一种彩色照相元件,其蓝色记录层单元包含蓝色光反射层,其被定位成接收来自蓝色记录层单元中的第一和第二潜像形成层的光。 第一层覆盖在第二层上,并且含有0.1至0.7g / m 2范围内的银涂层覆盖层。 第二层包含最高灵敏度的潜像形成卤化银颗粒。 蓝色光反射层不含蓝色吸收染料,并且包含板状卤化银颗粒的厚度范围为0.12至0.15μm,平均长宽比大于15,涂层覆盖率为0.5至1.5g / 并且由基于银的大于50摩尔%的溴化物形成。
    • 5. 发明授权
    • Fragmentable electron donor compounds in combination with high bromide tabular grain emulsions
    • 可分散电子给体化合物与高溴化物片状颗粒乳剂的组合
    • US06518008B1
    • 2003-02-11
    • US09236818
    • 1999-01-25
    • James A. FridayRoger A. BryantAnnabel A. MuenterJerome R. Lenhard
    • James A. FridayRoger A. BryantAnnabel A. MuenterJerome R. Lenhard
    • G03C108
    • G03C1/10G03C1/0051G03C7/3022G03C7/392G03C2200/24
    • A multicolor photographic element comprising a support bearing a cyan dye image-forming unit comprising at least one red-sensitive silver halide emulsion layer having associated therewith at least one cyan dye-forming coupler, a magenta dye image-forming unit comprising at least one green-sensitive silver halide emulsion layer having associated therewith at least one magenta dye-forming coupler, a yellow dye image-forming unit comprising at least one blue-sensitive silver halide emulsion layer having associated therewith at least one yellow dye-forming coupler, wherein at least one of said silver halide emulsion layers contains a tabular grain silver halide emulsion having a halide content of at least 95% bromide and less than about 5% iodide, said iodide being substantially uniformly distributed in the silver halide grains of said emulsion, and said emulsion is sensitized with a fragmentable electron donor of the formula X—Y′ or an electron donor which contains an —XY′ moiety; wherein X is an electron donor moiety, Y′ is a leaving proton H or a leaving group Y, with the proviso that if Y′ is a proton, a base, &bgr;−, is covalently linked directly or indirectly to X, and wherein: 1) X—Y′ has an oxidation potential between 0 and about 1.4 V; and 2) the oxidized form of X—Y′ fragments to give the radical X* and the leaving fragment Y′;  and, optionally, 3) the radical X* has an oxidation potential
    • 一种多色照相元件,其特征在于,包含支持青色染料成像单元的载体,所述载体包括至少一种与其相关联的至少一种形成青色染料的成色剂的红色感光卤化银乳剂层,品红色染料影像形成单元包括至少一种绿色 具有与至少一种品红色染料形成成色剂相关联的感光卤化银乳剂层,黄色染料成像单元,其包含至少一种感蓝卤化银乳剂层,其具有至少一种形成黄色染料的成色剂,其中在 所述卤化银乳剂层中的至少一种含有卤化物含量为至少95%溴化物和小于约5%碘化物的片状粒状卤化银乳剂,所述碘化物基本均匀地分布在所述乳液的卤化银颗粒中,所述 用式XY'的可裂解电子给体或含有-XY'部分的电子给体使乳液敏化; 其中X是电子给体部分,Y'是离开质子H或离去基团Y,条件是如果Y'是质子,则碱,β - 与X直接或间接共价连接,并且其中:1 )XY'具有介于0和约1.4V之间的氧化电位; 和2)X-Y'片段的氧化形式,得到基团X *和离去片段Y'; 和任选地,3)基团X *具有<-0.7V的氧化电位。
    • 6. 发明授权
    • Reduced development time color negative process and process compatible
color negative elements
    • 减少开发时间色彩负性过程和工艺兼容的色彩负面元素
    • US5902721A
    • 1999-05-11
    • US24335
    • 1998-02-17
    • John H. BecherRoger A. Bryant
    • John H. BecherRoger A. Bryant
    • G03C1/09G03C7/30
    • G03C7/3022G03C1/09G03C1/08G03C2001/0854
    • When a color negative film is developed in 2 minutes or less at a temperature of less than 40.degree. C. and contains in overlying blue and green recording layer units high bromide silver halide grains containing from 1 to 10 mole percent iodide, based on silver, and in an underlying red recording layer unit high bromide silver halide grains containing less than 0.05 mole percent iodide, based on silver, and at least 1.times.10.sup.-6 mole per silver mole of a hexacoordination complex of a Group 8 metal and coordination ligands, at least four of the ligands being anionic and at least one of the ligands being more electronegative than halide ligands, loss of lower scale contrast in the red record attributable to the faster time of development is avoided.
    • 当彩色底片在低于40℃的温度下在2分钟或更短的时间内显影出来,并且在重叠的蓝色和绿色记录层单元中含有基于银的含有1-10摩尔百分数的碘化物的高溴化物卤化银颗粒, 并且在下面的红色记录层单元中,含有基于银的小于0.05摩尔%的碘化物的高溴化银卤化物颗粒和至少1×10 -6摩尔/银摩尔的第8族金属和配位配体的六配位络合物,至少 配体中的四个是阴离子的,并且至少一个配体比卤化物配体更负电性,避免了由于更快的显影时间造成的红色记录中的较低比例对比度的损失。
    • 8. 发明授权
    • Fail safe dynamoelectric machine bearing
    • 故障安全型电动机轴承
    • US4425010A
    • 1984-01-10
    • US206153
    • 1980-11-12
    • Roger A. BryantDavid R. Riggenbach
    • Roger A. BryantDavid R. Riggenbach
    • F16C19/52F16C39/02H02K5/173F16C19/10
    • F16C39/02F16C19/52H02K5/1732
    • A bearing fail-safe type dynamoelectric machine is provided with first and second bearings at one end of the machine. The machine is shown as a vertical shaft machine with both bearings capable of carrying the longitudinal thrust due principally to the weight of the rotor and shaft. The first bearing is mounted in a seat in the frame and rotatably journals the shaft under normal running conditions. The second bearing is adjacent to the first and positioned above it, and is in an idling condition or nonload-bearing condition by being radially and longitudinally spaced from the seat in the frame. If the first bearing should fail, then the shaft will drop slightly, due to gravity and applied external forces, and the second bearing will become enabled, rotatably journaling the shaft. This will establish a fail-safe bearing construction in the dynamoelectric machine. The foregoing abstract is merely a resume of one general application, is not a complete discussion of all principles of operation or applications, and is not to be construed as a limitation on the scope of the claimed subject matter.
    • 轴承故障安全型电动机在机器的一端设有第一和第二轴承。 该机器显示为垂直轴机器,两个轴承能承载纵向推力,主要是由于转子和轴的重量。 第一轴承安装在框架中的座椅中,并在正常运行条件下可旋转地轴颈。 第二轴承与第一轴承相邻并且位于其上方,并且通过与框架中的座椅径向和纵向间隔开而处于空转状态或无负载状态。 如果第一个轴承失效,则由于重力和施加的外力,轴会稍微下降,第二个轴承将起作用,可旋转地使轴轴颈。 这将在电机中建立故障安全轴承结构。 上述摘要仅仅是一般应用的简历,不是所有操作原理或应用的完整讨论,并不被解释为对所要求保护的主题的范围的限制。