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    • 6. 发明授权
    • Nozzle control system for envelope flap moistener
    • 信封瓣润湿器喷嘴控制系统
    • US5242499A
    • 1993-09-07
    • US891903
    • 1992-06-01
    • Norman J. Bergman
    • Norman J. Bergman
    • B43M5/04G05D3/20
    • B43M5/042G05D3/20
    • The invention disclosed herein provides for automatically controlling positioning of a moistening nozzle relative to an envelope flap being moved therepast at high speed. The invention has particular application as an envelope flap moistener in a high speed mailing machine. Envelopes are moved to and past the nozzle at a speed of at least about 65 inches per second along a given path with the flap extending from the envelope in an opened configuration thereof. A sensor attached to the nozzle senses the location of the edge of the flap within about 0.2 inch of the nozzle upstream thereof a plurality times as the flap moves to and past the nozzle. The nozzle is then positioned to track the flap edge in accordance with sensing of the envelope flap. The nozzle may be pre-positioned by a lower bandwidth servo system having an envelope sensor located further upstream of the tracking sensor. A higher bandwidth servo loop controls tracking of the nozzle in response to the tracking sensor. It is not necessary to use stored or computed envelope flap profiles, envelope speed, etc., for the nozzle to track the envelope flap.
    • 本文公开的本发明提供了一种自动控制湿润喷嘴相对于以高速度移动的信封皮瓣的定位。 本发明在高速邮寄机中作为信封片湿润剂具有特殊的应用。 信封沿着给定的路径以至少约65英寸/秒的速度移动并经过喷嘴,其中翼片以其打开构型从封套延伸。 附接到喷嘴的传感器在翼片移动到喷嘴并经过喷嘴时,多次检测翼片的边缘的位置在其上游喷嘴的约0.2英寸内。 然后根据信封瓣的感测将喷嘴定位成跟踪翼片边缘。 喷嘴可以由具有位于跟踪传感器更上游的包络传感器的较低带宽伺服系统预定位。 更高带宽的伺服循环响应跟踪传感器控制喷嘴的跟踪。 不需要使用存储或计算的信封折页轮廓,信封速度等,以使喷嘴跟踪信封皮瓣。
    • 7. 发明授权
    • Method of automatically applying liquid
    • 自动应用液体的方法
    • US5145709A
    • 1992-09-08
    • US481545
    • 1990-02-20
    • Norman J. Bergman
    • Norman J. Bergman
    • B43M5/04G05D3/20
    • B43M5/042G05D3/20
    • The invention disclosed herein provides for automatically controlling positioning of a moistening nozzle relative to an envelope flap being moved therepast at high speed. The invention has particular application as an envelope flap moistener in a high speed mailing machine. Envelopes are moved to and past the nozzle at a speed of at least about 65 inches per second along a given path with the flap extending from the envelope in an opened configuration thereof. A sensor attached to the nozzle senses the location of the edge of the flap within about 0.2 inch of the nozzle upstream thereof a plurality times as the flap moves to and past the nozzle. The nozzle is then positioned to track the flap edge in accordance with sensing of the envelope flap. The nozzle may be pre-positioned by a lower bandwidth servo system having an envelope sensor located further upstream of the tracking sensor. A higher bandwidth servo loop controls tracking of the nozzle in response to the tracking sensor. It is not necessary to use stored or computed envelope flap profiles, envelope speed, etc. for the nozzle to track the envelope flap.
    • 本文公开的本发明提供了一种自动控制湿润喷嘴相对于以高速度移动的信封皮瓣的定位。 本发明在高速邮寄机中作为信封片湿润剂具有特殊的应用。 信封沿着给定的路径以至少约65英寸/秒的速度移动并经过喷嘴,其中翼片以其打开构型从封套延伸。 附接到喷嘴的传感器在翼片移动到喷嘴并经过喷嘴时,多次检测翼片的边缘的位置在其上游喷嘴的约0.2英寸内。 然后根据信封瓣的感测将喷嘴定位成跟踪翼片边缘。 喷嘴可以由具有位于跟踪传感器更上游的包络传感器的较低带宽伺服系统预定位。 更高带宽的伺服循环响应跟踪传感器控制喷嘴的跟踪。 不需要使用存储或计算的信封折页轮廓,信封速度等来进行喷嘴跟踪信封挡板。
    • 8. 发明授权
    • Apparatus and method for measurement of the ratio of toner particle
electrostatic charge to toner particle mass in electrostatographic
devices
    • 用于测量色谱颗粒静电电荷与静电摄影装置中调色剂颗粒质量的比率的装置和方法
    • US4026643A
    • 1977-05-31
    • US606898
    • 1975-08-22
    • Norman J. Bergman
    • Norman J. Bergman
    • G03G15/00G03G15/08
    • G03G15/5037G03G15/0851G03G15/0855G03G2215/00054
    • Apparatus and method for measurement of the ratio of the triboelectric toner particle charge to the toner particle mass in electrostatographic apparatus. The ratio of the toner particle charge to the toner particle mass is determined by combining a measurement of the difference between the electrostatic photoreceptor potential in the presence and in the absence of charged toner particles with a measurement of a difference in optical reflectance in the presence and in the absence of charged toner particles. The measurement of the difference in the electrostatic potential of the photoreceptor provides a quantity proportional to the toner particle charge per unit area. The measurement of the difference in optical reflectance provides a quantity related to the toner mass per unit area, a quantity that is linear for low particle densities. Combining the two difference measurements provides a quantity proportional to the toner charge per toner mass.Apparatus is disclosed for deriving a signal related to the toner charge to toner mass during electrostatographic processing and providing a feed back control signal for maintaining the ratio of the toner particle charge to toner particle mass in an acceptable range by controlling the ratio of the toner particles and the carrier particles in the developer mixture.
    • 用于测量摩擦电调色剂颗粒电荷与静电照相设备中的调色剂颗粒质量的比率的装置和方法。 调色剂颗粒电荷与调色剂颗粒质量的比率通过将存在和不存在带电调色剂颗粒的静电感光体电位之间的差异的测量结合在存在和/或存在下的光学反射率的差异的测量 在没有带电调色剂颗粒的情况下。 感光体的静电电位差的测量提供与每单位面积的调色剂颗粒电荷成比例的量。 光学反射率差异的测量提供了与每单位面积的调色剂质量相关的量,对于低颗粒密度,其量是线性的。 组合两个差异测量值提供与每个调色剂质量的调色剂电荷成正比的数量。
    • 9. 发明授权
    • Method of depositing a liquid
    • 沉积液体的方法
    • US5326587A
    • 1994-07-05
    • US867636
    • 1992-04-13
    • Norman J. Bergman
    • Norman J. Bergman
    • B43M5/04G05D3/20B05D5/10
    • B43M5/042G05D3/20
    • The invention disclosed herein provides for automatically controlling positioning of a moistening nozzle relative to an envelope flap being moved therepast at high speed. The invention has particular application as an envelope flap moistener in a high speed mailing machine. Envelopes are moved to and past the nozzle at a speed of at least about 65 inches per second along a given path with the flap extending from the envelope in an opened configuration thereof. A sensor attached to the nozzle senses the location of the edge of the flap within about 0.2 inch of the nozzle upstream thereof a plurality times as the flap moves to and past the nozzle. The nozzle is then positioned to track the flap edge in accordance with sensing of the envelope flap. The nozzle may be pre-positioned by a lower bandwidth servo system having an envelope sensor located further upstream of the tracking sensor. A higher bandwidth servo loop controls tracking of the nozzle in response to the tracking sensor. It is not necessary to use stored or computed envelope flap profiles, envelope speed, etc., for the nozzle to track the envelope flap.
    • 本文公开的本发明提供了一种自动控制湿润喷嘴相对于以高速度移动的信封皮瓣的定位。 本发明在高速邮寄机中作为信封片湿润剂具有特殊的应用。 信封沿着给定的路径以至少约65英寸/秒的速度移动并经过喷嘴,其中翼片以其打开构型从封套延伸。 附接到喷嘴的传感器在翼片移动到喷嘴并经过喷嘴时,多次检测翼片的边缘的位置在其上游喷嘴的约0.2英寸内。 然后根据信封瓣的感测将喷嘴定位成跟踪翼片边缘。 喷嘴可以由具有位于跟踪传感器更上游的包络传感器的较低带宽伺服系统预定位。 更高带宽的伺服循环响应跟踪传感器控制喷嘴的跟踪。 不需要使用存储或计算的信封折页轮廓,信封速度等,以使喷嘴跟踪信封皮瓣。