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    • 1. 发明授权
    • Dye image forming process
    • 染料成像工艺
    • US4209328A
    • 1980-06-24
    • US808867
    • 1977-06-22
    • Yuzuru SatoRyuichiro KobayashiNaoshi KuniedaKazumasa WatanabeNoboru MizukuraKenji YoshidaTadanori Oya
    • Yuzuru SatoRyuichiro KobayashiNaoshi KuniedaKazumasa WatanabeNoboru MizukuraKenji YoshidaTadanori Oya
    • D06P5/00C09B29/06G03C8/10G03C8/18G03C5/54G03C1/10G03C1/40G03C9/00
    • C09B29/06G03C8/18
    • In a dye image forming process in color photography comprising imagewise exposing a photographic element comprising a support and a light sensitive silver halide emulsion layer, and processing the exposed photographic element with an alkaline processing solution in the presence of a dye developer whereby a dye image corresponding to the imagewise exposure is formed by oxidation of said developer as a function of development of silver halide, the improvement which comprises the dye developer being a mono azo dye developer represented by the following formula:X--N.dbd.N--Y--NH--Zwherein X represents a monovalent group selected from an aromatic group, a non-aromatic-heterocyclic active-methylene-containing group, a non-aromatic-heterocyclic active-methyne-containing group, an aliphatic active-methylene-containing group, and an aliphatic active-methyne-containing group; and Y and Z respectively represent divalent and monovalent groups of an aromatic group, at least one of the X, Y and Z has therein at least one of the developer groups which are either capable of developing silver halide or changeable to a group capable of developing silver halide, the azo radical (--N=N--) and the secondary amino radical (--NH--) are respectively attached to the adjacent carbon atoms in Y, the azo radical being attached to an aromatic ring of the aromatic group of X or to the active methylene or methyne of X and is attached to an aromatic ring of the aromatic group of Y, and the amino radical is attached to aromatic rings of Y and Z.
    • 在彩色摄影中的染料成像过程中,包括将包含载体和感光卤化银乳剂层的照相元件成像曝光,并在染料显影剂存在下用碱性处理溶液处理曝光的照相元件,由此染料图像对应 通过作为卤化银显影的函数的所述显影剂的氧化形成图像曝光,其改进包括染料显影剂是由下式表示的单偶氮染料显影剂:XN = NY-NH-Z其中X表示 选自芳族基团,非芳香族 - 杂环类活性亚甲基基团,非芳香族 - 含杂环式含活性甲基的基团,含脂肪族活性亚甲基基团和脂肪族活性甲基 - 含有组; Y和Z分别表示芳族基团的二价和一价基团,X,Y和Z中的至少一个在其中具有能够显影卤化银或能够显影的基团中的至少一种显影剂组 卤化银,偶氮基(-N = N-)和仲氨基(-NH-)分别连接到Y中的相邻碳原子上,偶氮基连接到X的芳族基团的芳环上或 与X的活性亚甲基或次炔连接并连接到Y的芳族基团的芳环上,并且氨基连接到Y和Z的芳环上。
    • 3. 发明授权
    • Light-sensitive photographic element comprising a magenta image
dye-providing compound
    • US4256831A
    • 1981-03-17
    • US68508
    • 1979-08-22
    • Masaru KanbeKazumasa WatanabeMorito UemuraJiro TakahashiRyuichiro KobayashiTatsuhiko Kobayashi
    • Masaru KanbeKazumasa WatanabeMorito UemuraJiro TakahashiRyuichiro KobayashiTatsuhiko Kobayashi
    • G03C7/00C09B29/01C09B29/28G03C8/10G03C1/10G03C1/40G03C5/54
    • G03C8/10C09B29/0003C09B29/28
    • A light-sensitive photographic element comprising a support and at least one light-sensitive silver halide emulsion layer coated thereon having associated therewith a magenta image dye-providing compound which releases a magenta dye or a precursor thereof corresponding to the imagewise exposure of said emulsion layer, said magenta dye-providing compound being a compound represented by formula [I]: ##STR1## wherein Car represents a carrier moiety which can be oxidized under alkaline conditions to release a diffusible dye or a precursor thereof from said compound;R.sup.1 and R.sup.2, which may be the same or different, independently represent a hydrogen atom or an alkyl group having 1 to 3 carbon atoms (provided that the total sum of carbon atoms in R.sup.1 and R.sup.2 does not exceed 5), or R.sup.1 and R.sup.2 may form, together with the nitrogen atom, ##STR2## X represents a hydroxyl group, a salt thereof or a group, which can be converted into a hydroxyl group by hydrolysis, having the following formula: ##STR3## in which R.sup.3 represents an alkyl or haloalkyl group having 1 to 18 carbon atoms or a phenyl group which may be substituted; Y represents a ##STR4## group in which R.sup.4 and R.sup.5, which may be the same or different, independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms or a cycloalkyl group (provided that the total sum of carbon atoms in R.sup.4 and R.sup.5 does not exceed 6);Z represents a hydrogen atom, a chlorine atom, a methyl group or a methoxy group;l is 1 or 2 provided that when l is 2 each Z may be the same or different;m is 0 or 1;andJ represents a bivalent linking group having the formula --R.sup.6 --(O).sub.n --R.sub.p.sup.7 -- in which R.sup.6 and R.sup.7, which may be the same or different, independently represent an alkylene group having 1 to 8 carbon atoms, a phenylene group which may be substituted; n represents 0 or 1; p represents 0 or 1 provided that p is 1 when n is 1 and 1 or 0 when n is 0 (provided that, when p is 1, the total sum of carbon atoms in R.sup.6 and R.sup.7 does not exceed 13).
    • 6. 发明授权
    • Circuit breaker
    • 断路器
    • US07420446B2
    • 2008-09-02
    • US10549813
    • 2004-10-27
    • Masahiro FushimiSusumu TakahashiKazumasa Watanabe
    • Masahiro FushimiSusumu TakahashiKazumasa Watanabe
    • H01H67/02H01H73/02
    • H01H73/045H01H9/342H01H71/52H01H77/102H01H77/104
    • The circuit breaker of this invention comprises a pair of stationary contactors 2, 3 which are respectively provided with stationary contacts 2a, 3a, a movable contactor 4 which includes a pair of movable contacts 4a and which is capable of bridging both the stationary contactors, a switching mechanism section 10 which operates when an overcurrent has flowed through the stationary contactors, a crossbar 5 which separates the movable contactor from the stationary contactors upon the operation of the switching mechanism section, a contact pressure spring 7 which is engaged with the crossbar at one end and with substantially the central part of the movable contactor at the other end and which urges the movable contactor toward the stationary contactors, and arc extinction chambers 8 which are respectively disposed near both the end parts of the movable contactor and which extinguish an arc struck at the separation of the movable contactor from the stationary contactors.
    • 本发明的断路器包括一对固定接触器2,3,它们分别设置有固定触点2a,3a,一个活动接触器4,其包括一对可动触头4a,并且能够桥接固定触点 接触器,当过电流流过固定接触器时操作的切换机构部分10;在切换机构部分操作时将活动接触器与固定接触器分离的横杆5,与接触压力弹簧7接合的接触压力弹簧7 在一端的横杆和另一端的活动接触器的大致中心部分,并且将活动接触器推向固定接触器,以及消弧室8,它们分别设置在活动接触器的两个端部附近并熄灭 在活动接触器与固定接触器分离时产生电弧。