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    • 96. 发明授权
    • Drawer-type circuit interrupter
    • 抽屉式电路断路器
    • US5335140A
    • 1994-08-02
    • US20360
    • 1993-02-22
    • Toshihide KaminoJunichi SonodaHirofumi OgawaTakeshi Endo
    • Toshihide KaminoJunichi SonodaHirofumi OgawaTakeshi Endo
    • H01H73/02H01H73/04H02B11/04H02B11/12
    • H01H73/045H02B11/04
    • A drawer-type circuit interrupter is constructed with a first contact member having an open-and-close contact member, an open-and-close operation mechanism for operating said first contact member, an interrupter main body having a second contact member and a mounting frame having the external line contact terminals, wherein the second contact member is a movable-type provided with an open-and-close contact portion that is contactable with and separable from the first contact member on the one end thereof and a drawer contact member that contacts with an external line contact terminal on the other end thereof, and a compression spring for urging the second contact member into a direction for contacting the external line contact terminal on the other end of the second contact member. When the interrupter body is in the connected position the drawer contact portion on the other end of said second contact member and said external line contact terminal are into contact. The second contacting member and the external line connecting terminal can be constituted to contact each other at a plurality of points, for example two, to improve contact and interruption performance.
    • 抽屉式电路断路器由具有开闭接触构件的第一接触构件,用于操作所述第一接触构件的开闭操作机构构成,具有第二接触构件和安装件的断续器主体 框架,其具有外部线路接触端子,其中第二接触构件是可移动型,其具有与其一端上的第一接触构件可接触和可分离的开闭接触部分和抽屉接触构件, 与另一端的外部线路接触端子接触,以及用于将第二接触构件推向与第二接触构件的另一端的外部线路接触端子接触的方向的压缩弹簧。 当断续器主体处于连接位置时,所述第二接触构件的另一端和所述外部线路接触端子上的抽屉接触部分接触。 第二接触构件和外部线路连接端子可以被构造成在多个点例如两个彼此接触,以改善接触和中断性能。
    • 97. 发明授权
    • Process for producing carboxylic acid chloride
    • 生产羧酸氯化物的方法
    • US5278328A
    • 1994-01-11
    • US849188
    • 1992-03-11
    • Takeshi EndoToshikazu TakataShinichi OhnoFujio Takahashi
    • Takeshi EndoToshikazu TakataShinichi OhnoFujio Takahashi
    • C07C51/60C07C51/00
    • C07C51/60
    • Disclosed is a process for producing a carboxylic acid chloride by reacting phosgene with a carboxylic acid or an anhydride thereof, which comprises effecting the reaction in the presence of a homopolymer or copolymer of a monomer represented by formula (I) or (II) below, a copolymer of the monomers represented by formulae (I) and (II) below, or a copolymer of at least one monomer selected from the group sensisting of the monomers represented by formulae (I) and (II) below with another monomer copolymerizable therewith:CH.sub.2 .dbd.CHNR.sup.1 COR.sup.2 (I)CH.sub.2 .dbd.CR.sup.3 CONR.sup.4 R.sup.5 (II).In these formulae R.sup.1, R.sup.2, and R.sup.4 each represents an alkyl group containing from 1 to 3 carbon atoms, or an alkylene group containing from 3 to 5 carbon atoms provided that R.sup.1 with R.sup.2, and R.sup.4 with R.sup.5 may each combine to form a ring structure through >N--CO-- or >N-- in the molecule; R.sup.3 and R.sup.5 each represents a hydrogen atom or an alkyl group containing from 1 to 3 carbon atoms; and the alkyl groups and alkylene groups may have substituents which are inactive under the polymerization and chlorination reaction conditions.
    • 本发明公开了一种通过使光气与羧酸或其酸酐反应来制造羧酸氯化物的方法,该方法包括在下述通式(I)或(II)表示的单体的均聚物或共聚物的存在下进行反应, 由下式(I)和(II)表示的单体的共聚物,或选自下述通式(I)和(II)表示的单体的至少一种单体与可与其共聚的单体的共聚物: CH2 = CHNR1COR2(I)CH2 = CR3CONR4R5(II)。 在这些式中,R 1,R 2和R 4各自表示含有1至3个碳原子的烷基或含有3至5个碳原子的亚烷基,条件是R 1与R 2和R 4与R 5可以各自组合形成环 在分子中通过> N-CO-或> N-的结构; R 3和R 5各自表示氢原子或含有1至3个碳原子的烷基; 并且烷基和亚烷基可以具有在聚合和氯化反应条件下无活性的取代基。