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    • 2. 发明授权
    • Method of forming image providing a change in sensitivity by altering
the pH of the developer
    • US4873173A
    • 1989-10-10
    • US110981
    • 1987-10-21
    • Senzo SasaokaTetsuo YoshidaNobuaki Inoue
    • Senzo SasaokaTetsuo YoshidaNobuaki Inoue
    • G03C5/29G03C1/06G03C5/30
    • G03C1/061G03C5/30
    • A method of forming an image is provided. The method comprises the steps of (a) imagewise exposing a photographic material which comprises a support having provided thereon at least one light-sensitive silver halide emulsion layer and which contains a hydrazine compound represented by the following general formula (I) in the emulsion layer or a hydrophilic colloid layer adjacent thereto, the photographic material being designed so that a difference in sensitivity (sensitivity being defined as log E corresponding to the density of fog+2.0) between (1) the photographic material is development-processed with a developing solution having a sulfite ion concentration of 0.15 mole/l or more, a potassium ion concentration of 0.2 mole/l or more and a pH value ranging from 10.5 to 12.3 and (2) the photographic material is development-processed with the same developing solution as described above, except that the pH value was lowered by 1.0, (.DELTA.log E), is 0.7 or less, and moreover, the gamma value obtained in (1) is 10 or more and the gamma value obtained in (2) is 5 or more: ##STR1## wherein A represents an aliphatic group, or an aromatic group; B represents a formyl group, an acyl group, an alkylsulfonyl group, an arylsulfonyl group, an alkylsulfinyl group, an arylsulfinyl group, a carbamoyl group, an alkoxycarbonyl group, an aryloxcarbonyl group, a sulfinamoyl group, an alkoxysulfonyl group, a thioacyl group, a thiocarbamoyl group, a sulfamoyl group, or a heterocyclic group; both R.sub.0 and R.sub.1 represent a hydrogen atom, or one of them represents a hydrogen atom and the other represents an alkysulfonyl group, an arylsulfonyl group, or an acyl group; and B, R.sub.1 and the nitrogen atom attached thereto may form a partial structure of hydrazone, and (b) developing the exposed material with a developer. The method realizes superhigh contrast and high resolution images.
    • 3. 发明授权
    • Image formation method and silver halide photographic material therefor
    • 图像形成方法和卤化银照相材料
    • US5236807A
    • 1993-08-17
    • US860208
    • 1992-03-27
    • Nobuaki InoueTetsuo YoshidaShuzo SugaHiroyuki Goto
    • Nobuaki InoueTetsuo YoshidaShuzo SugaHiroyuki Goto
    • G03C1/06
    • G03C1/061
    • A method for forming an image is disclosed, comprising imagewise exposing a negatively working silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer with light having a wavelength of from 460 to 600 nm and containing substantially no light having a wavelength of 360 nm or less, said emulsion layer containing at least one sensitizing dye having an absorption maximum (.lambda..sub.max) at a wavelength of form 450 nm to 580 nm, and said emulsion layer or other hydrophilic colloidal layer containing at least one hydrazine derivative. The method provides an image having excellent image quality either in enlargement or reduction work without causing reduction in sensitivity or inducing black pepper.
    • 公开了一种用于形成图像的方法,该方法包括将负极工作的卤化银照相材料成像曝光,所述负性卤化银照相材料包括其上具有至少一个卤化银乳剂层的支持体,其具有波长为460-600nm的光并且基本上不含有波长 所述乳剂层含有至少一种在450nm至580nm波长处具有最大吸收(λmax)的敏化染料,所述乳剂层或其它亲水性胶体层含有至少一种肼衍生物。 该方法提供了在放大或缩小工作中具有优异图像质量的图像,而不引起灵敏度降低或诱导黑胡椒。
    • 4. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US4983509A
    • 1991-01-08
    • US367294
    • 1989-06-15
    • Nobuaki InoueTetsuo Yoshida
    • Nobuaki InoueTetsuo Yoshida
    • G03C1/035G03C1/053G03C1/10G03C1/12
    • G03C1/035G03C1/053G03C1/10G03C1/12G03C2001/03535
    • A silver halide photographic material is disclosed, comprising a support having thereon at least one hydrophilic colloid layer at least one of which must be a gold- and sulfur-sensitized silver halide emulsion layer, said silver halide emulsion layer containing from 0.1 to 3.0 mol % silver iodide per mol of silver, wherein said silver halide emulsion comprises silver halide grains having a substantial core/shell structure wherein the silver iodide content in the shell is less than that in the core, and the silver halide emulsion layer or other hydrophilic colloid layer contains a polymer represented by the formula (I)--(A).sub.x (B).sub.y (C).sub.z (I)wherein A represents a recurring monomer unit derived from an ethylenically unsaturated monocarboxylic acid or a monocarboxylate thereof, capable of copolymerization with an ethylenically unsaturated monomer; B represents a recurring unit derived from a polyfunctional crosslinking agent; C represents a recurring unit of an ethylenically unsaturated monomer, other than A or B; x represents the number of recurring units A having a mole fraction of from 30 mol % to 100 mol %; y represents the number of recurring units B having a mole fraction of from 0 to 50 mol %; and z represents the number of recurring units C having a mole fraction of from 0 to 50 mol %.
    • 公开了一种卤化银照相材料,其包括其上具有至少一个亲水胶体层的载体,其中至少一个必须是金和硫敏化卤化银乳剂层,所述卤化银乳剂层含有0.1至3.0mol% 碘化银每摩尔银,其中所述卤化银乳剂包含具有基本核/壳结构的卤化银颗粒,其中壳中的碘化银含量小于芯中的碘化银含量,卤化银乳剂层或其它亲水胶体层 含有由式(I) - (A)x(B)y(C)z(I)表示的聚合物,其中A表示衍生自烯属不饱和一元羧酸或其单羧酸酯的重复单体单元,其能够与 烯属不饱和单体; B代表衍生自多官能交联剂的重复单元; C表示除A或B以外的烯属不饱和单体的重复单元; x表示摩尔分数为30摩尔%〜100摩尔%的重复单元A的数量。 y表示摩尔分数为0〜50摩尔%的重复单元B的数量。 z表示摩尔分数为0〜50摩尔%的重复单元C的数量。
    • 5. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US4914002A
    • 1990-04-03
    • US267469
    • 1988-11-04
    • Nobuaki InoueHisashi OkadaShigeo HiranoKimitaka KameokaTetsuo YoshidaMorio Yagihara
    • Nobuaki InoueHisashi OkadaShigeo HiranoKimitaka KameokaTetsuo YoshidaMorio Yagihara
    • G03C1/06G03C1/16
    • G03C1/061G03C1/16
    • A silver halide negative photographic material comprising a support having thereon at least one silver halide emulsion layer, at least one hydrophilic colloidal layer thereof containing (1) a hydrazine derivative, (2) a compound substantially having no absorption maximum in the visible light region represented by formula (I): ##STR1## wherein Z.sup.11, Z.sup.12, R.sup.11, R.sup.12 X and n are as defined in the specification, and (3) at least one compound represented by formula (II) or (III): ##STR2## wherein R.sub.1, R.sub.2, R.sub.3 and Q are as defined in the specification; and ##STR3## wherein R.sub.21, R.sub.22, R.sub.23, and R.sub.24, are as defined in the specification. The photographic material can be processed with a stable developer to provide an ultra-high contrast image without reduction in sensitivity, gamma or maximum density or the appearance of black pepper. The photographic material is excellent in pressure properties and anti-blocking properties.
    • 一种卤化银负型照相材料,其包含其上具有至少一个卤化银乳剂层的载体,至少一种亲水性胶体层,其含有(1)肼衍生物,(2)在可见光区域中基本上不具有最大吸收的化合物 通式(I):其中Z11,Z12,R11,R12X和n如说明书中所定义,其中(I)至少一种由式(II)或(III)表示的化合物: (II)其中R1,R2,R3和Q如说明书中所定义; 和(III)其中R 21,R 22,R 23和R 24如说明书中所定义。 可以用稳定的显影剂处理照相材料以提供超高对比度图像,而不降低灵敏度,γ或最大密度或黑胡椒的外观。 照相材料的压力特性和防粘连性优异。
    • 9. 发明授权
    • Cylinder apparatus
    • 气缸装置
    • US08047341B2
    • 2011-11-01
    • US12219425
    • 2008-07-22
    • Satsuki YamamotoYusuke MaegawaTetsuo Yoshida
    • Satsuki YamamotoYusuke MaegawaTetsuo Yoshida
    • F16F9/32
    • F16F9/56
    • A hydraulic shock absorber enables its piston rod to be locked near its minimum length position and allows the locked condition to be visually confirmed easily. A cap member is secured to a distal end portion of a piston rod extending from a cylinder part, and a dust cover is secured to the cap member. A lock member is secured to an end of the cylinder part from which the piston rod extends to the outside. The lock member is cut and bent upward to form engaging portions. The cap member is cut and bent downward to form engaging pieces and windows. With the piston rod contracted to near its minimum length position, the cap member is rotated to engage the engaging portions and the engaging pieces with each other, thereby locking the piston rod. The engaged condition of the engaging portions and the engaging pieces can be visually confirmed through the windows.
    • 液压减震器使其活塞杆在其最小长度位置附近锁定,并允许容易地目视确认锁定状态。 帽构件固定到从气缸部分延伸的活塞杆的远端部分,并且防尘盖固定到盖构件。 锁定构件固定到活塞杆从其延伸到外部的气缸部分的端部。 锁定构件被向上切割并弯曲以形成接合部分。 盖构件被切割并向下弯曲以形成接合件和窗。 随着活塞杆收缩到其最小长度位置附近,盖构件被旋转以使接合部分和接合件彼此接合,从而锁定活塞杆。 可以通过窗户目视确认接合部分和接合件的接合状态。