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    • 1. 发明授权
    • Target weight balance the selects between different weighing methods after the door has been opened
    • 目标重量平衡门打开后不同称重方式之间的选择
    • US07652215B2
    • 2010-01-26
    • US11912271
    • 2006-04-17
    • Hiroshi HamamotoKunio Shimauchi
    • Hiroshi HamamotoKunio Shimauchi
    • G01G23/37
    • G01G21/286G01G23/37
    • To enhance the precision in balancing measurement, an electronic balance is provided. The electronic balance includes a door open/close detection sensor 3 for detecting the open/close of a door 52; a weighing precision setting unit, for setting a weighing precision; a calculation unit, for calculating an average time for balancing measurement that is as short as possible and satisfies the weighing precision or an average number of pieces of data; and a selection unit, for selecting an average time for weight measurement or an average number of pieces of data when the opening of the door 52 is detected by the sensor 3, and selecting an average time of normal measurement or an average number of pieces of data when the closing of the door 52 is detected by the sensor 3, and an averaging process is performed with the average time or the average number of pieces of data that is being selected.
    • 为了提高平衡测量的精度,提供电子天平。 电子天平包括用于检测门52的打开/关闭的门打开/关闭检测传感器3; 称重精度设定单元,用于设定称重精度; 计算单元,用于计算尽可能短的平衡测量的平均时间,并且满足称重精度或平均数据数; 以及选择单元,用于在由传感器3检测到门52的打开时选择平均重量测量时间或平均数据数,并且选择平均正常测量时间或平均次数 当传感器3检测到门52的关闭时的数据,并且利用平均时间或正在选择的平均数据数来执行平均处理。
    • 2. 发明申请
    • ELECTRONIC BALANCE WITH WINDSHIELD
    • 电子平衡与WINDSHIELD
    • US20090020341A1
    • 2009-01-22
    • US11815525
    • 2006-02-03
    • Hiroshi HamamotoKunio Shimauchi
    • Hiroshi HamamotoKunio Shimauchi
    • G01G21/28
    • G01G21/30G01G21/286G01G23/48
    • [Problems] To obtain a stable measurement result in both a measuring-out mode and normal mode, and to obtain a weight value eliminating the influence of convection in the windshield.[Means for Solving Problems] An electronic balance with a windshield 51, the windshield surrounding a measuring pan 53 and having an openable/closable door 52, for averaging measurement data in a response time and obtaining a weight value based on it, the electronic balance including: a door open/close detection sensor 3 for detecting an open/close of the door 52; and a mode changer for switching the measurement mode between a measuring-out mode in which the response time is relatively short when the door 52 is open, and a normal mode in which the response time is relatively long when the door 52 is closed. In addition, in a convection time measurement mode, a convection time period since the door is closed with no sample on the measuring pan 53 until the fluctuation of the measurement data is settled down within a predetermined range is measured and memorized. After the memorized convection time has passed after a sample was put on the measuring pan 53 and the door 52 was closed in a normal measurement mode, the measurement data is averaged in a predetermined response time and the weight value is calculated.
    • [问题]为了在测量模式和正常模式两者中获得稳定的测量结果,并获得减轻挡风玻璃对流影响的重量值。 解决问题的手段具有挡风玻璃51的电子天平,挡风玻璃围绕测量盘53并具有可打开/关闭的门52,用于在响应时间内对测量数据进行平均,并基于此得到重量值,电子天平 包括:用于检测门52的打开/关闭的门打开/关闭检测传感器3; 以及用于在门52打开时响应时间相对短的测量模式和门52关闭时响应时间相对较长的正常模式切换测量模式的模式更换器。 此外,在对流时间测量模式中,测量和记忆自从门在关闭测量盘53上没有样本的对流时间段,直到测量数据的波动在预定范围内稳定为止。 在将样品放在测量盘53上并且门52以正常测量模式关闭之后经过存储的对流时间之后,在预定响应时间内对测量数据进行平均,并计算重量值。
    • 3. 发明授权
    • Electric balance with synthetic PID control signal
    • 电平衡与合成PID控制信号
    • US07227089B2
    • 2007-06-05
    • US11034610
    • 2005-01-13
    • Kunio ShimauchiHiroshi HamamotoKimitoshi Tamura
    • Kunio ShimauchiHiroshi HamamotoKimitoshi Tamura
    • G01G7/04
    • G01G7/04
    • In electronic balance, an analog computation portion determines at least a differential control signal according to an amount of displacement of a beam. A digital computation portion determines at least an integral control signal is determined by after the amount of displacement of the beam is digital-converted. The control signal component determined by the digital computation portion is analog-converted. Thereafter, a synthetic PID control signal is determined by being synthesized from a resultant signal and the control signal component, which is determined by the analog computation portion. Subsequently, a coil current based on the synthetic PID control signal is passed through the coil. A weight value is obtained according to the control signal component determined by the digital computation portion.
    • 在电子天平中,模拟计算部根据光束的位移量至少确定差分控制信号。 数字计算部分至少确定在波束的位移量被数字转换之后确定积分控制信号。 由数字计算部分确定的控制信号分量被模拟转换。 此后,通过从由模拟计算部分确定的合成信号和控制信号分量合成来确定合成PID控制信号。 随后,基于合成PID控制信号的线圈电流通过线圈。 根据由数字计算部分确定的控制信号分量获得权重值。
    • 4. 发明授权
    • Electronic balance with windshield
    • 挡风玻璃电子天平
    • US07544903B2
    • 2009-06-09
    • US11815525
    • 2006-02-03
    • Hiroshi HamamotoKunio Shimauchi
    • Hiroshi HamamotoKunio Shimauchi
    • G01G21/28
    • G01G21/30G01G21/286G01G23/48
    • [Problems] To obtain a stable measurement result in both a measuring-out mode and normal mode, and to obtain a weight value eliminating the influence of convection in the windshield.[Means for Solving Problems] An electronic balance with a windshield 51, the windshield surrounding a measuring pan 53 and having an openable/closable door 52, for averaging measurement data in a response time and obtaining a weight value based on it, the electronic balance including: a door open/close detection sensor 3 for detecting an open/close of the door 52; and a mode changer for switching the measurement mode between a measuring-out mode in which the response time is relatively short when the door 52 is open, and a normal mode in which the response time is relatively long when the door 52 is closed. In addition, in a convection time measurement mode, a convection time period since the door is closed with no sample on the measuring pan 53 until the fluctuation of the measurement data is settled down within a predetermined range is measured and memorized. After the memorized convection time has passed after a sample was put on the measuring pan 53 and the door 52 was closed in a normal measurement mode, the measurement data is averaged in a predetermined response time and the weight value is calculated.
    • [问题]为了在测量模式和正常模式两者中获得稳定的测量结果,并获得减轻挡风玻璃对流影响的重量值。 解决问题的手段具有挡风玻璃51的电子天平,挡风玻璃围绕测量盘53并具有可打开/关闭的门52,用于在响应时间内对测量数据进行平均并基于此得到重量值,电子天平 包括:用于检测门52的打开/关闭的门打开/关闭检测传感器3; 以及用于在门52打开时响应时间相对短的测量模式和门52关闭时响应时间相对较长的正常模式切换测量模式的模式更换器。 此外,在对流时间测量模式中,测量和记忆自从门在关闭测量盘53上没有样本的对流时间段,直到测量数据的波动在预定范围内稳定为止。 在将样品放在测量盘53上并且门52以正常测量模式关闭之后经过存储的对流时间之后,在预定响应时间内对测量数据进行平均,并计算重量值。
    • 5. 发明申请
    • ELECTRONIC BALANCE
    • 电子平衡
    • US20090065264A1
    • 2009-03-12
    • US11912271
    • 2006-04-17
    • Hiroshi HamamotoKunio Shimauchi
    • Hiroshi HamamotoKunio Shimauchi
    • G01G23/37
    • G01G21/286G01G23/37
    • To enhance the precision in balancing measurement, an electronic balance is provided. The electronic balance includes a door open/close detection sensor 3 for detecting the open/close of a door 52; a weighing precision setting unit, for setting a weighing precision; a calculation unit, for calculating an average time for balancing measurement that is as short as possible and satisfies the weighing precision or an average number of pieces of data; and a selection unit, for selecting an average time for weight measurement or an average number of pieces of data when the opening of the door 52 is detected by the sensor 3, and selecting an average time of normal measurement or an average number of pieces of data when the closing of the door 52 is detected by the sensor 3, and an averaging process is performed with the average time or the average number of pieces of data that is being selected.
    • 为了提高平衡测量的精度,提供电子天平。 电子天平包括用于检测门52的打开/关闭的门打开/关闭检测传感器3; 称重精度设定单元,用于设定称重精度; 计算单元,用于计算尽可能短的平衡测量的平均时间,并且满足称重精度或平均数据数; 以及选择单元,用于在由传感器3检测到门52的打开时选择平均重量测量时间或平均数据数,并且选择平均正常测量时间或平均次数 当传感器3检测到门52的关闭时的数据,并且利用平均时间或正在选择的平均数据数来执行平均处理。
    • 6. 发明申请
    • Electronic balance
    • 电子天平
    • US20050159918A1
    • 2005-07-21
    • US11034610
    • 2005-01-13
    • Kunio ShimauchiHiroshi HamamotoKimitoshi Tamura
    • Kunio ShimauchiHiroshi HamamotoKimitoshi Tamura
    • G01G7/04G01G7/02G06F15/02
    • G01G7/04
    • In electronic balance, an analog computation portion determines at least a differential control signal according to an amount of displacement of a beam. A digital computation portion determines at least an integral control signal is determined by after the amount of displacement of the beam is digital-converted. The control signal component determined by the digital computation portion is analog-converted. Thereafter, a synthetic PID control signal is determined by being synthesized from a resultant signal and the control signal component, which is determined by the analog computation portion. Subsequently, a coil current based on the synthetic PID control signal is passed through the coil. A weight value is obtained according to the control signal component determined by the digital computation portion.
    • 在电子天平中,模拟计算部根据光束的位移量至少确定差分控制信号。 数字计算部分至少确定在波束的位移量被数字转换之后确定积分控制信号。 由数字计算部分确定的控制信号分量被模拟转换。 此后,通过从由模拟计算部分确定的合成信号和控制信号分量合成来确定合成PID控制信号。 随后,基于合成PID控制信号的线圈电流通过线圈。 根据由数字计算部分确定的控制信号分量获得权重值。
    • 7. 发明授权
    • Electronic balance
    • 电子天平
    • US08604939B2
    • 2013-12-10
    • US12307917
    • 2007-07-24
    • Tsuyoshi SatohHiroshi HamamotoKoji Hattori
    • Tsuyoshi SatohHiroshi HamamotoKoji Hattori
    • G08B21/00
    • G01G23/3707G01G19/62G01G23/365G01G23/3721
    • An electronic balance for clearly indicating the degree of precision to a target weight value is provided. A signal converter (2) converts an electronic signal outputted from a weight detecting circuit (1) into a digital signal. A computing section (3) converts the digital signal into a measured weight value Wx, reads a target weight value Wd (=W0±ΔW) determined by a target center value W0 and a tolerance ±ΔW inputted from a weight setting unit (5) through an interface (4), compares the measured weight value Wx and the target weight value Wd to obtain a difference, and transmits a signal for flashing or turning on the character display corresponding to the difference and the measured weight value Wx to a display unit (6) and transmits a sound signal to a buzzer (7).
    • 提供了用于清楚地指示目标重量值的精度的电子天平。 信号转换器(2)将从权重检测电路(1)输出的电子信号转换为数字信号。 计算部分(3)将数字信号转换成测量的权重值Wx,读取由目标中心值W0确定的目标权重值Wd(= W0±ΔW)和从权重设定单元(5)输入的公差±ΔW, 通过接口(4),将测量的重量值Wx和目标重量值Wd进行比较以获得差值,并将与差异相对应的字符显示的闪烁或开启信号和测量的权重值Wx发送到显示单元 (6),并将声音信号发送到蜂鸣器(7)。
    • 9. 发明申请
    • Weight measuring device
    • 重量测量装置
    • US20060058975A1
    • 2006-03-16
    • US11115018
    • 2005-04-26
    • Hiroshi Hamamoto
    • Hiroshi Hamamoto
    • G01G23/01
    • G01G23/01
    • A weight measuring device comprises a load detecting section for constantly detecting a load value (W) of a sample placed on a measuring pan; a moving average processing section for calculating a moving average (Wa) of the detected load value (W); a load changing rate calculating section for calculating a load changing rate per unit time (Wb) of the detected load value (W); a storage section for storing a first load change threshold (Wr1), a second load change threshold (Wr2) which is smaller than the first load change threshold (Wr1) and a load changing rate threshold per unit time (Wt); a determining section for determining whether a moving average processing should be executed; and a weight conversion processing section for calculating a weight of the sample from the load (W) or the moving average (Wa).
    • 一种重量测量装置,包括负载检测部分,用于不断地检测放置在测量盘上的样品的载荷值(W); 移动平均处理部,用于计算检测到的负载值(W)的移动平均值(Wa); 负载变化率计算部分,用于计算检测到的负载值(W)的每单位时间的负载变化率(Wb); 用于存储小于第一负载变化阈值(Wr 1)的第一负载变化阈值(Wr 1),第二负载变更阈值(Wr2)和每单位时间负载变化率阈值(Wt)的存储部; 确定部分,用于确定是否应执行移动平均处理; 以及权重转换处理部分,用于根据负载(W)或移动平均值(Wa)计算样本的权重。