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    • 4. 发明授权
    • Vacuum type circuit breaker
    • 真空式断路器
    • US4419553A
    • 1983-12-06
    • US336433
    • 1981-12-31
    • Masayuki OhshitaToshiaki HoriuchiTakashi YamanakaYoshihiro Usui
    • Masayuki OhshitaToshiaki HoriuchiTakashi YamanakaYoshihiro Usui
    • H01H33/66H01H33/666H01H33/00
    • H01H33/666H01H2001/5827H01H2033/6667H01H33/668
    • A vacuum type circuit breaker which has an operating lever (31) connected at one end thereof to the movable electrode (102) of a vacuum switch tube (1) and at the other end to a closing spring (55) through an energy storage link mechanism (54). The operating lever (31) functions to drive the movable electrode (102). The energy storage link mechanism (54) is provided with an energy storage crank (52) pivotally supported on a shaft (2051). The force which the energy storage link mechanism (54) applies to the operating lever (31) is set such that it is less than a force on the operating lever (31) which is produced by the difference between the internal pressure of the vacuum switch tube (1) and atmospheric pressure. This arrangement makes it possible, upon occurrence of vacuum loss, to detect the vacuum shortage, whereupon the closing of the switch is prevented to thereby avoid an accident due to vacuum degradation.
    • 一种真空式断路器,其具有在其一端连接到真空开关管(1)的可动电极(102)的操作杆(31),另一端通过能量存储连杆 机构(54)。 操作杆(31)用于驱动可动电极(102)。 能量存储连杆机构(54)设置有枢转地支撑在轴(2051)上的储能曲柄(52)。 能量存储连杆机构54施加到操作杆31的力被设定为小于由真空开关的内部压力之间的差异产生的操作杆(31)上的力 管(1)和大气压力。 这种布置使得在发生真空损失时可以检测真空不足,从而防止开关的闭合,从而避免由于真空劣化而引起的事故。
    • 6. 发明授权
    • Circuit breaker
    • 断路器
    • US4260865A
    • 1981-04-07
    • US063087
    • 1979-08-02
    • Toshiaki Horiuchi
    • Toshiaki Horiuchi
    • H01H5/06H01H33/40H01H71/52H01H3/04
    • H01H71/52H01H2300/046
    • A circuit breaker includes a lever which is connected to a spring mechanism at one point between both ends of the lever; a movable contact connected to one end of the lever; a stationary contact placed to face the movable contact; a fitting mechanism which is formed on the lever at a position of the movable contact side from the position connecting to the spring mechanism; and a ratchet mechanism which fits to the fitting mechanism so as to fit said lever at the position when the other end of the lever is shifted to a predetermined position against the force actuating the spring mechanism.
    • 断路器包括杠杆,该杠杆在杆的两端之间的一个点连接到弹簧机构; 连接到杠杆的一端的可动触头; 固定触点放置成面对可动触头; 一种装配机构,其形成在所述杆上,在所述可动接触侧的位置处,连接到所述弹簧机构的位置; 以及棘爪机构,其配合到装配机构,以便在杠杆的另一端抵抗致动弹簧机构的力移动到预定位置的位置处将所述杆装配在所述杆上。
    • 7. 发明授权
    • Heat-resistant martensite alloy excellent in high-temperature creep rupture strength and ductility and process for producing the same
    • 耐高温马氏体合金具有优异的高温蠕变断裂强度和延展性及其制造方法
    • US07128791B2
    • 2006-10-31
    • US10240176
    • 2002-01-30
    • Toshiaki HoriuchiMasaaki IgarashiFujio Abe
    • Toshiaki HoriuchiMasaaki IgarashiFujio Abe
    • C22C38/18
    • C22C38/26C21D6/002C21D2211/008C22C38/02C22C38/04C22C38/22C22C38/24C22C38/30C22C38/32
    • The present invention provides a martensitic heat resistant alloy having a composition (A) comprising, % by weight: 0.03 to 0.15% of C; 0.01 to 0.9% of Si: 0.01 to 1.5% of Mn; 8.0 to 13.0% of Cr; 0.0005 to 0.015% of Al; no more than 2.0% of Mo; no more than 4.0% of W; 0.05 to 0.5% of V; 0.01 to 0.2% of Nb; 0.1 to 5.0% of Co; 0.008 to 0.03% of B; less than 0.005% of N: and Fe and inevitable impurities as the remainder, wherein (B) the contents (% by weight) of Mo, W, B and N satisfy the following formulae (1) and (2). B−0.772N>0.007  (1) W+1.916Mo−16.99B>2.0  (2) The martensitic heat resistant alloy of the present invention has excellent oxidation resistance, hot workability and ductility and exhibits high creep rupture strength in a range of relatively long rupture time at a high temperature.
    • 本发明提供具有组成(A)的马氏体系耐热合金,其组成为:重量%:C:0.03〜0.15% 0.01〜0.9%的Si:0.01〜1.5%的Mn; 8.0〜13.0%的Cr; 0.0005〜0.015%的Al; 不超过2.0%的Mo; 不超过4.0%的W; 0.05〜0.5%V; 0.01〜0.2%的Nb; 0.1〜5.0%的Co; 0.008〜0.03%B; 小于0.005%的N和Fe以及不可避免的杂质作为余量,其中(B)Mo,W,B和N的含量(重量%)满足下式(1)和(2)。 <?in-line-formula description =“In-line Formulas”end =“lead”?> B-0.772N> 0.007(1)<?in-line-formula description =“In-line Formulas”end =“tail “?> <?in-line-formula description =”In-line Formulas“end =”lead“?> W + 1.916Mo-16.99B> 2.0(2)<?in-line-formula description =”In-line 公式“end =”tail“?>本发明的马氏体系耐热合金具有优异的抗氧化性,热加工性和延展性,并且在高温下相对长的断裂时间的范围内表现出高的蠕变断裂强度。