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    • 1. 发明授权
    • Electrical switch
    • 电开关
    • US4491705A
    • 1985-01-01
    • US434621
    • 1982-10-15
    • Hideo HayashiIwao TakamatsuIkuo Nakai
    • Hideo HayashiIwao TakamatsuIkuo Nakai
    • H01H73/18H01H9/44H01H33/18
    • H01H9/44
    • Disclosed is a circuit breaker switch configuration in which a conducting member in the switch for connecting a switch terminal to a switch contact is shaped to form a loop current path, such that when a current flows in the switch, a magnetic field is established in the vicinity of the switch contacts. Such a magnetic field, which is appropriately oriented, serves to confine a plasma generated by an arc discharge which occurs between the switch contacts when the switch is initially opened. The confinement of the arc discharge plasma by the magnetic field reduces the extent of the plasma and permits the use of smaller arc-extinguishing means in the switch and affords more rapid extinguishment of the arc discharge.
    • 公开了一种断路器开关结构,其中用于将开关端子连接到开关触点的开关中的导电构件成形为形成环路电流路径,使得当电流在开关中流动时,在 开关触点附近。 这种适当定向的磁场用于限制当开关最初打开时在开关触头之间发生的由电弧放电产生的等离子体。 通过磁场限制电弧放电等离子体减小等离子体的程度,并允许在开关中使用较小的灭弧装置,并且更快速地熄灭电弧放电。
    • 7. 发明授权
    • Offset printing ink composition
    • 胶版印刷油墨组合物
    • US4385149A
    • 1983-05-24
    • US290287
    • 1981-08-06
    • Shozo TsuchiyaMakoto SasakiHideo Hayashi
    • Shozo TsuchiyaMakoto SasakiHideo Hayashi
    • C09D11/00C08G81/00C08G81/02C09D11/10
    • C09D11/10Y10S260/38
    • An offset printing ink composition is provided which contains a vehicle resin (III) prepared by reacting 5 to 100 parts by weight of a phenolic resin (component D) with 100 parts by weight of a modified resin (II) modified with an acid, said phenolic resin (component D) being prepared by the condensation of a phenol including an alkyl substituent group having 4 to 9 carbon atoms with formalin, said modified resin (II) modified with an acid being prepared by reacting 1 to 15 parts by weight of a component C selected from the group consisting of unsaturated carboxylic acids, unsaturated carboxylic acid anhydrides and mixtures thereof with 100 parts by weight of a resin (I) obtained by copolymerizing 5 to 50 parts by weight of a component B selected from the group consisting of drying oils, fatty acids and mixtures thereof with 100 parts by weight of a five-member cyclic compound (component A) having a conjugated double bond or bonds and a Diels-Alder addition product thereof, such as cyclopentadiene or dicyclopentadiene.
    • 提供了一种胶版印刷油墨组合物,其包含通过使5至100重量份的酚醛树脂(组分D)与100重量份的用酸改性的改性树脂(II)反应制备的载体树脂(III),所述改性树脂 酚醛树脂(D成分)是通过使含有4〜9个碳原子的烷基取代基的苯酚与福尔马林缩合制备的,所述改性树脂(II)用酸改性,其通过使1〜15重量份的 选自不饱和羧酸,不饱和羧酸酐及其混合物的组分C与100重量份通过共聚5-50重量份选自干燥中的组分B获得的树脂(I) 油,脂肪酸及其混合物与100重量份具有共轭双键或键的五元环状化合物(组分A)和Diels-Alder加成产物如Cyc 戊二烯或二环戊二烯。