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1. 发明授权

US4088974A Digital device for automatically checking carbon content in metal with reference to temperature stops on cooling curve 失效
标题翻译：数字装置，用于根据冷却曲线上的温度停止自动检查金属中的碳含量
公开(公告)号：US4088974A
公开(公告)日：1978-05-09
申请号：US614532
申请日：1975-09-18
申请人： Leonid S. Zhitetsky , Leonid S. Fainzilberg
发明人： Leonid S. Zhitetsky , Leonid S. Fainzilberg
IPC分类号： G01R19/25 , G01N25/02 , G01N25/04 , G01N25/06 , G01N33/20 , G07C11/00 , G06F15/20
CPC分类号： G01N33/203 , G01N25/04
摘要： According to the invention, the proposed digital device for automatically checking the carbon content in a metal with reference to the temperature stops on the cooling curves comprises a converter which converts the actual temperature of the metal into a numerical pulse code, said converter having applied to its input a signal carrying information on the metal's temperature, said converter having outputs consisting of code pulses corresponding to positive and negative temperature increments on the cooling curve; a reversible counter which converts the numerical pulse code into a parallel code, said reversible counter having its add and subtract inputs electrically coupled to the outputs of the converter; a clock pulse generator; a time interval discriminator whose code pulse inputs are electrically connected to the outputs of the converter, said discriminator's clock pulse input being electrically connected to the output of the clock pulse generator; a code storage register to store the codes corresponding to the temperature stops on the cooling curve, said register's information inputs being connected to digit outputs of the reversible counter, said register's control input being electrically coupled to an output of the time interval discriminator, a pulse being applied to said register at the moment when a temperature stop on the cooling curve is detected; and a digital display unit whose information inputs are electrically connected to digit outputs of the register.The device according to the present invention eliminates subjective errors which are bound to occur in any visual readout of data and makes it possible to fully automate the checking of the carbon content in a metal with reference to the crystallization temperature.
摘要翻译：根据本发明，提出的用于根据冷却曲线上的温度停止来自动检查金属中的碳含量的数字装置包括将金属的实际温度转换为数字脉冲代码的转换器，所述转换器应用于其输入信号携带关于金属温度的信息，所述转换器具有由对应于冷却曲线上的正和负温度增量的代码脉冲组成的输出; 可逆计数器，其将数字脉冲代码转换成并行代码，所述可逆计数器具有电耦合到转换器的输出的加法和减法输入; 时钟脉冲发生器; 其代码脉冲输入电连接到转换器的输出的时间间隔鉴别器，所述鉴频器的时钟脉冲输入电连接到时钟脉冲发生器的输出; 用于存储对应于温度的代码的代码存储寄存器在冷却曲线上停止，所述寄存器的信息输入连接到可逆计数器的数字输出，所述寄存器的控制输入电耦合到时间间隔鉴别器的输出，脉冲在检测到冷却曲线上的温度停止的时刻施加到所述寄存器; 以及数字显示单元，其信息输入电连接到寄存器的数字输出。

2. 发明授权

US4246470A Digital device for checking steady-state value of analogue signal 失效
标题翻译：用于检查模拟信号稳态值的数字设备
公开(公告)号：US4246470A
公开(公告)日：1981-01-20
申请号：US964070
申请日：1978-11-27
申请人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
发明人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
IPC分类号： G01D1/00 , G01K7/02 , G06M3/14 , G01N25/04
CPC分类号： G01D1/00 , G01K7/021
摘要： A digital device for determining a steady-state value of the analogue signal, comprising an analog-to-digital converter for converting the analogue signal into a numerical pulse code, electrically connected, through a synchronization unit, to inputs of threshold counters, a clock pulse generator electrically connected, through the synchronization unit, to the inputs of the threshold counters and to those of the time interval discriminator, and, through the frequency halver, electrically connected to the inputs of a reversible counter, a digital display unit electrically connected to the digit outputs of the reversible counter. The device also comprises decoders of zero state of the threshold counters, having their inputs respectively connected thereto and their outputs electrically connected to subtract count blocking inputs of the respective threshold counters, to the inputs of the reversible counter and to a control input of the digital display unit. Overflow outputs of the threshold counters are connected to initial setting inputs of the time interval discriminator. An information output of the time interval discriminator is electrically connected to the input, thereof, to the inputs of the threshold counters, to those of the reversible counter and to the control input of the digital display unit. In addition, the device includes seven AND circuits and three NOT circuits by means of which a logical control of electric communication between said units of the device is effected.
摘要翻译：一种用于确定模拟信号的稳态值的数字装置，包括用于将模拟信号转换为数字脉冲编码的模拟 - 数字转换器，其通过同步单元电连接到阈值计数器的输入端，时钟脉冲发生器通过同步单元电连接到阈值计数器和时间间隔鉴别器的输入端，并且通过电连接到可逆计数器的输入端的数字显示单元电连接到可逆计数器的数字输出。该装置还包括阈值计数器的零状态的解码器，它们的输入分别与其连接，并且它们的输出电连接以减去相应的阈值计数器的计数阻塞输入到可逆计数器的输入端和数字的控制输入端显示单元。阈值计数器的溢出输出连接到时间间隔鉴别器的初始设置输入。时间间隔鉴别器的信息输出端与其输入端电连接到阈值计数器的输入端，与可逆计数器和数字显示单元的控制输入端相连。此外，该装置包括七个“与”电路和三个“非”电路，通过该电路实现装置的所述单元之间的电通信的逻辑控制。

3. 发明授权

US4190888A Digital device for determining carbon content in iron-carbon melts 失效
标题翻译：用于确定铁 - 碳熔体中碳含量的数字装置
公开(公告)号：US4190888A
公开(公告)日：1980-02-26
申请号：US913908
申请日：1978-06-08
申请人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
发明人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
IPC分类号： G01N25/06 , G01N25/04 , G06F17/00 , H03M1/00 , G06F15/46 , G01N25/02
CPC分类号： G01N25/04 , H03M1/144
摘要： The device according to the invention comprises a follow-up analog-to-digital converter having an input whereto there is applied a signal carrying information on the actual temperature of the melt, a conversion suppression input, a synchronized clock pulse output, synchronized code pulse outputs, and a parallel code output; a local temperature increments criminator having inputs connected to the synchronized code pulse outputs of the follow-up analog-to-digital converter, and outputs; a time interval discriminator having reset inputs connected to the outputs of the local temperature increments discriminator, a count input connected to the synchronized clock pulse output of the follow-up analog-to-digital converter, and an output connected to the conversion suppression input of the follow-up analog-to-digital converter; a digital display unit having an information input connected to the parallel code output of the follow-up analog-to-digital converter, and a control input connected to the output of the time interval discriminator.
摘要翻译：根据本发明的装置包括具有输入的随动模数转换器，其中施加有关于熔体的实际温度的信号的信号，转换抑制输入，同步时钟脉冲输出，同步码脉冲输出和并行代码输出; 本地温度递增卷曲器，其具有连接到后续模数转换器的同步码脉冲输出的输入，并输出; 具有连接到本地温度增量鉴别器的输出的复位输入的时间间隔鉴别器，连接到后续模数转换器的同步时钟脉冲输出的计数输入和连接到后续模数转换器的转换抑制输入的输出后续模数转换器; 具有连接到后续模数转换器的并行代码输出的信息输入的数字显示单元和连接到时间间隔鉴别器的输出的控制输入。

4. 发明授权

US4187541A Digital analyzer for determining liquidus temperature of metals and alloys 失效
标题翻译：用于确定金属和合金液相线温度的数字分析仪
公开(公告)号：US4187541A
公开(公告)日：1980-02-05
申请号：US913910
申请日：1978-06-08
申请人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
发明人： Vladimir I. Skurikhin , Leonid S. Fainzilberg , Leonid S. Zhitetsky
IPC分类号： G01N25/06 , G01K7/00 , G01N25/04 , G06F17/00 , G06F15/20 , G01N25/02
CPC分类号： G01N25/04
摘要： A digital analyzer for determining the liquidus temperature of metals and alloys comprising a converter of the actual temperature of metals and alloys to a digital pulse code which is connected via a synchronization unit to a reversible counter and to a discriminator of local temperature increments. Outputs of the converter are connected to reset inputs of a first time interval discriminator and to reset inputs of a second time interval discriminator. Count inputs of the first and second time interval discriminators are connected via the synchronization unit to a clock pulse generator. An intermediate output of the first time interval discriminator is connected to a disable input of the second time interval discriminator having an intermediate output connected to a control input of a register, an output of the first time interval discriminator and that of the second time interval discriminator being connected via an OR gate to a control input of a digital display unit which is connected via the register to the reversible counter.
摘要翻译：一种用于确定金属和合金的液相线温度的数字分析器，其包括金属和合金的实际温度的转换器与经由同步单元连接到可逆计数器的数字脉冲代码和局部温度增量的鉴别器。转换器的输出连接到第一时间间隔鉴别器的复位输入，并复位第二时间间隔鉴别器的输入。第一和第二时间间隔识别器的计数输入通过同步单元连接到时钟脉冲发生器。第一时间间隔鉴别器的中间输出连接到具有与寄存器的控制输入连接的中间输出的第二时间间隔鉴别器的禁止输入，第一时间间隔鉴别器的输出和第二时间间隔鉴别器的输出通过或门连接到经由寄存器连接到可逆计数器的数字显示单元的控制输入。

5. 发明授权

US4183241A Digital device for checking carbon equivalent in molten iron 失效
标题翻译：用于检查铁水中碳当量的数字装置
公开(公告)号：US4183241A
公开(公告)日：1980-01-15
申请号：US916366
申请日：1978-06-16
申请人： Leonid S. Fainzilberg , Leonid S. Zhitetsky
发明人： Leonid S. Fainzilberg , Leonid S. Zhitetsky
IPC分类号： G01N25/06 , G01N25/04 , H03M1/00 , G06F15/20 , G01N25/02
CPC分类号： G01N25/04 , H03M1/1019
摘要： The device comprises a converter for converting the actual temperature of metal to a digital pulse code and a clock pulse generator which are connected through their outputs to a synchronization unit. A synchronized clock pulse output of the synchronization unit is connected to a count input of a time interval counter; synchronized code pulse outputs of the synchronization unit are connected to add and subtract inputs of a reversible counter and a threshold counter having overflow outputs connected to reset inputs of the time interval counter. The device also comprises a code selection unit with its inputs connected to digit outputs of the reversible counter which is provided with a count suppression input. The device further includes a flip-flop, a NOT element, and two gates with their inputs connected to the overflow output of the time interval counter, and their outputs connected to set and reset inputs of the flip-flop. An output of the flip-flop is connected to the count suppression input of the reversible counter, and an output of the code selection unit is connected to the control input of the first gate and, through the NOT element, to the control input of the second gate.
摘要翻译：该装置包括用于将金属的实际温度转换为数字脉冲代码的转换器和通过其输出连接到同步单元的时钟脉冲发生器。同步单元的同步时钟脉冲输出连接到时间间隔计数器的计数输入; 连接同步单元的同步代码脉冲输出以加减可逆计数器的输入和具有连接到时间间隔计数器的复位输入的溢出输出的阈值计数器。该装置还包括代码选择单元，其输入连接到具有计数抑制输入的可逆计数器的数字输出。该器件还包括触发器，NOT元件和两个门，其输入端连接到时间间隔计数器的溢出输出端，并且它们的输出连接到触发器的置位和复位输入。触发器的输出连接到可逆计数器的计数抑制输入，并且代码选择单元的输出连接到第一门的控制输入，并且通过NOT元件连接到第一门的控制输入第二门

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