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    • 11. 发明授权
    • Proximity fuse
    • 接近保险丝
    • US3908551A
    • 1975-09-30
    • US42928673
    • 1973-12-28
    • KONGSBERG VAPENFAB AS
    • DAHL BJORN
    • F42C13/00F42C15/40F42C11/04
    • F42C13/00
    • A proximity fuse for high trajectory weapons, comprising a ram air driven generator generating the supply voltage to the electronic circuit elements of the proximity fuse which control the proximity functions of the fuse. The supply voltage from the generator is blocked at decreasing frequency, whereas the blocking is terminated at increasing frequency. Elements for blocking the electronic circuit comprise a differential amplifier to which a top rectified generator voltage is supplied, and the amplifier has a larger gain in the range where the generator voltage changes from a decreasing to an increasing value.
    • 一种用于高轨迹武器的接近保险丝,包括一个冲压空气驱动的发电机,该电动机产生电源电压给接近保险丝的电子电路元件,以控制保险丝的接近功能。 来自发生器的电源电压以降低的频率被阻塞,而阻塞以增加的频率终止。 用于阻塞电子电路的元件包括提供顶部整流发电机电压的差分放大器,并且放大器在发电机电压从降低变化到增加值的范围内具有较大的增益。
    • 13. 发明授权
    • Fuze actuating system
    • FUZE执行系统
    • US3714898A
    • 1973-02-06
    • US3714898D
    • 1969-07-22
    • GEN ELECTRIC
    • ZIEMBA R
    • F42C11/06F41G7/30F42C13/00F42C13/04F42C17/04F42C11/04
    • F41G7/30F42C13/00F42C13/047F42C17/04
    • AN ELECTRONIC, DIGITAL, TIME FUZE, HAS A TIME BASE WHICH IS INTRODUCED OVER A RADAR COMMAND LINK AT A RATE WHICH IS INVERSELY PROPORTIONAL TO THE DESIRED PROJECTILE FLIGHT TIME. A TARGET FOLLOWING RANGING DEVICE, SUCH AS A RANGING LASER, PROVIDES TARGET RANGE INFORMATION TO A PULSED RADAR TRANSMITTER. THE RANGE SIGNAL FROM THE RANGING DEVICE CONTROLS A VARIABLE PULSE RATE CONTROL UNIT WHICH IN TURN ADJUSTS THE TRANSMITTER PULSE RATE TO A VALUE INVERSELY PROPORTIONAL TO THE TARGET RANGE. THE TRANSMITTER IS FIXED TO THE WEAPON SYSTEM AND RADIATES IN THE DIRECTION OF THE PROJECTILE FLIGHT PATH. EACH PROJECTILE INCLUDES A FUZE ACTUATING CIRCUIT CONSISTING OF AN ANTENNA, AN R.F. DETECTOR, A FIXED-SET COUNTER AND A FIRING CIRCUIT. AT LAUNCH, THE FUZE ACTUATING CIRCUIT WITHIN EACH PROJECTILE BECOMES ACTUATED A SHORT DISTANCE AFTER DEPARTURE FROM THE GUN MUZZLE. AS THE PROJECTILE TRAVELS TOWARDS ITS TARGET IT RECEIVES A SERIES OF R.F. PULSES AT A RATE WHICH WILL JUST FILL THE COUNTER WHEN THE PROJECTILE IS AT THE PROPER RANGE. THE COUNTER WITHIN THE FUZE COUNTS THE PULSES RECEIVED DURING ITS FLIGHT TO TARGET. WHEN THE FIXED-SET NUMBER HAS BEEN ACCUMULATED, THE FIRING CIRCUIT DETONATES THE PAYLOAD.