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    • 71. 发明授权
    • Hybrid shock tube/LEDC system for initiating explosives
    • 混合式冲击管/ LEDC系统用于起爆炸药
    • US6006671A
    • 1999-12-28
    • US724085
    • 1996-09-30
    • Malak Elias Yunan
    • Malak Elias Yunan
    • C06C5/04C06C5/06F42D1/04C06C5/00
    • F42D1/04C06C5/04C06C5/06F42D1/043
    • In a non-electric system for initiating explosives, a shock tube is initiated by the detonation of a low-energy detonating cord (LEDC) whose wall has been placed adjacent to an initiation-sensitive region of a thin membrane in the shock tube, or in a capping member to an open end of a shock tube or in a capping member to the detonator itself, wherein the inner surface of the bore of the shock tube or the end-capping member is coated with a reactive composition of an explosive or a deflagrating compound. The end capping member fits over and seals the open end of the shock tube or fits in and seals a detonator with or without a shock tube in it, acting as a shock tube itself. The thin membrane accepts the detonation from the LEDC, whereby the shock tube or capping member is initiated and relays a pressure pulse to the shock tube or the detonator affixed thereto. Novel shock tubes, shock tube/detonator units, and a detonator for use in the hybrid shock tube/LEDC system are disclosed.
    • 在用于启动爆炸物的非电气系统中,通过引爆低压引爆绳(LEDC)来引发冲击管,该低能引爆绳(LEDC)的壁已被放置在靠近冲击管中的薄膜的起始敏感区域,或 在封盖构件中到达冲击管的开口端或者处于雷管本身的封盖构件中,其中冲击管或端盖构件的孔的内表面涂覆有炸药或反应性组合物 爆燃化合物。 端盖构件装配并密封冲击管的开口端,或者装配并密封具有或不具有冲击管的雷管,用作冲击管本身。 薄膜接受来自LEDC的爆震,由此启动冲击管或封盖构件,并将压力脉冲中继到紧固在其上的冲击管或雷管。 公开了用于混合式冲击管/ LEDC系统的新型减震管,冲击管/雷管单元和雷管。
    • 73. 发明授权
    • Booster explosive devices and combinations thereof with explosive
accessory charges
    • 加爆炸装置及其组合与爆炸附件费用
    • US5780764A
    • 1998-07-14
    • US548814
    • 1996-01-11
    • Brendan M. WelchFrank J. LuccaDaniel A. ToroLyman G. Bahr
    • Brendan M. WelchFrank J. LuccaDaniel A. ToroLyman G. Bahr
    • C06C5/06F42D1/04F42B3/00C06C5/04
    • C06C5/06F42D1/043
    • A booster explosive device (10) has a housing (12) within which is contained an explosive primer charge (14). Mechanical fastener components such as exterior screw threads (32) on housing (12) and interior screw threads (34) on an explosive accessory charge (20) may be engaged with each other in order to provide a charge assembly (30) comprised of device (10) and accessory charge (20). The outer peripheral surface (26) of accessory charge (20) is optionally concave so that accessory charge (20) optionally serves as a shaped charge to provide enhanced radial explosive output. Explosive primer charge (14) is configured so that the output tip (44b) of a detonator (44) contained therewithin is positioned below at least about 50 percent by weight of primer charge (14) and within the accessory section (10c) of device (10).
    • 助推器爆炸装置(10)具有壳体(12),其中容纳有爆炸性引爆装置(14)。 诸如壳体(12)上的外螺纹(32)和爆炸附件装料(20)上的机械紧固件部件可彼此接合,以便提供由装置(30)组成的电荷组件 (10)和附件充电(20)。 附件电荷(20)的外周表面(26)任选地是凹形的,使得辅助电荷(20)任选地用作成形电荷以提供增强的径向爆炸输出。 爆炸性底漆装药(14)被配置成使得其中包含的雷管(44)的输出尖端(44b)位于底漆装料(14)的重量的至少约50重量%和装置的附件部分(10c)的至少约50重量% (10)。
    • 74. 发明授权
    • Explosive initiation system
    • 爆炸启动系统
    • US5714712A
    • 1998-02-03
    • US738173
    • 1996-10-25
    • David W. EwickDaniel P. Sutula, Jr.Brendan M. WelchAnthony SendekWillie B. Eicke, Jr.
    • David W. EwickDaniel P. Sutula, Jr.Brendan M. WelchAnthony SendekWillie B. Eicke, Jr.
    • C06C5/06F42D1/04F42B3/00C06C5/07
    • F42D1/04C06C5/06
    • A detonation system especially useful for initiating a plurality of substantially simultaneous seismic detonations includes an electric trunkline circuit disposed on the surface of a firing site containing boreholes, within which booster charges having respective top and base portions are disposed. The booster charges are connected without intervening detonators to the downhole ends of equal-sized lengths of low-energy detonating cord, the surface ends of which are connected to semiconductor bridge-initiated electric detonators connected in series in the firing circuit. The resulting system, because of the small deviation in function time of the semiconductor bridge detonators, has greatly reduced scatter time as compared to prior art systems utilizing conventional downhole electric detonators, and has a safety advantage in that the boreholes are free of detonators. The booster charges are dimensioned and configured to direct more of their explosive energy in a downward direction than in an upward direction, and are fired at the top portion thereof, in order to maximize the downward direction of energy of the booster charge.
    • 特别用于启动多个基本上同时的地震爆震的爆震系统包括设置在包含钻孔的击发位置的表面上的电力干线回路,在该点火位置内设置有各自的顶部和底部的增压器。 增压器电荷连接在没有介入雷管的同等尺寸的低能引爆线的井下端,其低端引爆线连接到在起火回路中串联连接的半导体桥引发的电雷管。 与使用常规的井下电雷管的现有技术系统相比,由于半导体桥式雷管的功能时间偏差小,所得到的系统大大降低了散射时间,并且具有钻孔没有雷管的安全优点。 增压器充电的尺寸和构造被设计成在向下的方向上引导更多的它们的爆炸能量,并且在其顶部被点燃,以便使增压器充电的能量的向下方向最大化。
    • 76. 发明授权
    • Method and apparatus for transfer of initiation signals
    • 用于传送起始信号的方法和装置
    • US5708228A
    • 1998-01-13
    • US548813
    • 1996-01-11
    • Daniel P. Sutula, Jr.Ronald M. DufraneThomas F. LilleyThomas C. TsekaSteven L. RenfroJeffrey H. BurtonErnest L. GladdenDaniel A. Toro
    • Daniel P. Sutula, Jr.Ronald M. DufraneThomas F. LilleyThomas C. TsekaSteven L. RenfroJeffrey H. BurtonErnest L. GladdenDaniel A. Toro
    • F42B3/10C06C5/00C06C5/06F42D1/04F42B3/00
    • C06C5/06F42D1/042
    • A method and apparatus for transferring non-electric blasting initiation signals from detonating cord signal donor lines to signal transmission tube acceptor lines involves disposing the acceptor line in enhanced signal transfer configuration with the donor line. The acceptor line (30) may constitute the input lead (29a) of a detonator (10a). Enhanced signal transfer configuration between the input lead (29a) and the detonating cord (60) can be established by disposing input line (30) in at least partial wrap-around contact with the detonating cord (60) or in multiple abutting contact with the detonating cord (60). Enhanced signal transfer configuration can also be achieved for a detonator having at least two input lines in abutting contact with the detonating cord. A slider (44) is designed to extend contact between a detonator input lead and a detonating cord. The slider (44) provides a detonator retainer (48) for holding a detonator (10a) and a base fixture (74') that includes a pass-through aperture (58a) for a detonating cord (62). Input lead-retaining means (52) on the base fixture (74') disposes the input lead (29a) in position for enhanced signal transfer configuration with a detonating cord that may extend through the pass-through aperture (58a).
    • 用于将非电爆破启动信号从引爆绳信号供体线转移到信号传输管受体线的方法和装置包括将受体线置于增强的信号传输配置中与供体线。 受体线(30)可以构成雷管(10a)的输入引线(29a)。 输入引线(29a)和引爆线(60)之间的增强的信号传输配置可以通过将输入线(30)设置在与引爆线(60)的至少部分环绕接触中或者与 引爆线(60)。 对于具有与引爆线邻接的至少两条输入线的雷管也可以实现增强的信号传递配置。 滑块(44)被设计成延伸雷管输入引线和引爆线之间的接触。 滑块(44)提供用于保持雷管(10a)的雷管保持器(48)和包括用于引爆线(62)的穿通孔(58a)的基座固定件(74')。 基座固定装置(74')上的输入引线保持装置(52)将输入引线(29a)置于适当位置,以便通过可穿过通孔(58a)延伸的引爆线来增强信号传输配置。
    • 77. 发明授权
    • Precision delay detonator
    • 精密延时雷管
    • US5182417A
    • 1993-01-26
    • US759113
    • 1991-09-06
    • Daniel C. RonteyDonald BigandoFrank Wolfeil
    • Daniel C. RonteyDonald BigandoFrank Wolfeil
    • C06C7/00C06C5/06F42B3/16
    • F42B3/10C06C5/06F42B3/16
    • A delay detonator for detonating an explosive charge includes a tubular member having a closed end and an open end, a primary base charge disposed in the closed end of the tubular member and capable of detonating the explosive charge when ignited, a delay train charge disposed adjacent to the primary base charge for burning in response to an ignition signal to thus ignite the primary base charge, an ignition source disposed in the tubular member near the open end for developing an ignition signal, and a transition element disposed between the delay train charge and the ignition source and responsive to an ignition signal from the ignition source for igniting to achieve a substantially steady state combustion rate to the ignite the delay train charge.
    • 用于引爆炸药的延迟雷管包括具有封闭端和开口端的管状构件,设置在管状构件的封闭端中的初级基底电荷,并且能够在点燃时爆炸炸药引爆,邻近的延迟火车电荷 以及响应于点火信号而燃烧的初级基体电荷,从而点燃初级基底电荷;设置在管状构件附近的点火源,用于显影点火信号;以及过渡元件,设置在延迟电荷和 点火源并且响应于来自点火源的点火信号用于点燃以实现基本上稳定的燃烧速率以点燃延迟火车充电。
    • 78. 发明授权
    • Modular blasting system
    • 模块化爆破系统
    • US5162606A
    • 1992-11-10
    • US789621
    • 1991-11-08
    • Merritt Jacob
    • Merritt Jacob
    • C06C5/06F42D1/04
    • C06C5/06F42D1/04F42D1/043
    • Modular components including donor units (20), relay units (30), and detonator units (50) create a variety of blasting systems. A donor unit (20) is formed from a signal transmission tube (22) having donor mini-caps (24) attached to each end thereof. A relay unit (30) is a device having a receptacle (32) at one end to receive a donor mini-cap in operative association and engaging means (34) to operatively engage a point along another donor unit such that the detonator contained within the relay unit (30) will initiate the transmission lines passing through the donor unit. A detonator unit (50) is provided for the initiation of explosives such as boosters and primers and comprises a shell for receiving explosives and a receptacle at one end suitable for receiving a donor mini-cap (24) at the other end. Relay units (30) allow for the simultaneous initiation of several donor units. Each donor unit can be attached to either additional relay units or to detonator units (50). Detonators can instantaneously explode or be fitted with delay elements. Thus, complex detonation patterns can be constructed with relatively few, easily assembled modular components.
    • 包括供体单元(20),中继单元(30)和雷管单元(50)的模块化部件产生各种爆破系统。 施主单元(20)由信号传输管(22)形成,信号传输管(22)具有连接到其每一端的施主微型盖(24)。 中继单元(30)是在一端具有接收器(32)的装置,以接收可操作关联的供体微型盖和接合装置(34),以可操作地接合沿着另一个供体单元的点,使得雷管 中继单元(30)将启动通过供体单元的传输线。 提供雷管单元(50)用于引爆诸如助推器和底漆的爆炸物,并且包括用于接收爆炸物的壳体和在一端适于在另一端接收供体微型盖帽(24)的容器。 继电器单元(30)允许同时启动几个供体单元。 每个供体单元可附接到附加的继电器单元或雷管单元(50)。 雷管可以立即爆炸或安装延迟元件。 因此,复杂的引爆模式可以用相对较少的,容易组装的模块化部件构成。
    • 80. 发明授权
    • Modular blasting system
    • US5086702A
    • 1992-02-11
    • US657997
    • 1991-02-20
    • Merritt Jacob
    • Merritt Jacob
    • C06C5/06F42D1/04
    • F42D1/04C06C5/06F42D1/043
    • Modular components including donor units (20), relay units (30), and detonator units (50) create a variety of blasting systems. A donor unit (20) is formed from a signal transmission tube (22) having donor mini-caps (24) attached to each end thereof. A relay unit (30) is a device having a receptacle (32) at one end to receive a donor mini-cap in operative association and engaging means (34) to operatively engage a point along another donor unit such that the detonator contained within the relay unit (30) will initiate the transmission lines passing through the donor unit. A detonator unit (50) is provided for the initiation of explosives such as boosters and primers and comprises a shell for receiving explosives and a receptacle at one end suitable for receiving a donor mini-cap (24) at the other end. Relay units (30) allow for the simultaneous initiation of several donor units. Each donor unit can be attached to either additional relay units or to detonator units (50). Detonators can instantaneously explode or be fitted with delay elements. Thus, complex detonation patterns can be constructed with relatively few, easily assembled modular components.