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    • 2. 发明授权
    • Valve positioner and method of making the same
    • 阀门定位器及其制作方法
    • US4239181A
    • 1980-12-16
    • US908209
    • 1978-05-22
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F02M25/07F16K31/126F01B19/00F02M25/06
    • F02M26/58
    • A self-contained valve positioner having a single valve positioner housing including an actuator portion and having a pneumatically operated actuator unit therein carrying a main valve member to position the main valve member relative to a main valve seat in a valve unit in relation to the magnitude of a single pneumatic signal directed to the valve positioner and being utilized as the fluid source therein for pneumatically operating the actuator unit, the actuator unit having structure in the housing to cause the actuator unit to progressively open the valve member as the signal being directed to the valve positioner progressively increases from a first value to a second value and thereafter to progressively close the valve member as the signal being directed to the valve positioner progressively increases from the second value to a third value.
    • 独立的阀定位器具有单个阀定位器壳体,其包括致动器部分并且具有气动操作的致动器单元,其中承载主阀构件以相对于阀单元相对于阀单元中的主阀座定位主阀构件 单个气动信号指向阀定位器并且用作其中的流体源以用于气动地操作致动器单元,致动器单元具有壳体中的结构,以使致动器单元逐渐打开阀构件,因为信号被引导到 阀定位器从第一值逐渐增加到第二值,然后随着朝向阀定位器的信号从第二值逐渐增加到第三值,逐渐关闭阀构件。
    • 3. 发明授权
    • Valve positioner and method of making the same
    • 阀门定位器及其制作方法
    • US4202524A
    • 1980-05-13
    • US908537
    • 1978-05-22
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F02M25/07F16K31/12F02M25/06
    • F02M26/58F02M26/56
    • A self-contained valve positioner having a single valve positioner housing including an actuator portion and having a pneumatically operated actuator unit therein carrying a main valve member to position the main valve member relative to a main valve seat in a valve unit in relation to the magnitude of a single pneumatic signal directed to the valve positioner and being utilized as the fluid source therein for pneumatically operating the actuator unit, the housing including a pilot valve portion and the actuator unit having a pilot valve relay disposed in the pilot valve portion and that initially receives the pneumatic signal and causes the signal to operate the actuator unit to progressively open the valve member as the signal being directed to the valve positioner progressively increases from a first value to a second value and thereafter to progressively close the valve member as the signal being directed to the value positioner progressively increases from the second value to a third value.
    • 独立的阀定位器具有单个阀定位器壳体,其包括致动器部分并且具有气动操作的致动器单元,其中承载主阀构件以相对于阀单元相对于阀单元中的主阀座定位主阀构件 单个气动信号指向阀定位器并用作其中用于气动操作致动器单元的流体源,壳体包括先导阀部分,并且致动器单元具有设置在先导阀部分中的先导阀继电器,并且最初 接收气动信号并且使得信号操作致动器单元以逐渐打开阀构件,因为被引导到阀定位器的信号从第一值逐渐增加到第二值,然后逐渐关闭阀构件,因为信号为 指向价值定位器逐渐从第二个值增加到第th 奇怪的价值。
    • 5. 发明授权
    • Valve positioner and method of making same
    • 阀门定位器及其制作方法
    • US4218040A
    • 1980-08-19
    • US941464
    • 1978-09-12
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F02M25/07F16K31/12F02M25/06
    • F02M26/58F02M26/56
    • A self-contained valve positioner having a single valve positioner housing including an actuator portion having a pneumatically operated actuator unit therein carrying a main valve member to position the main valve member relative to a main valve seat in a valve unit in relation to the magnitudes of first and second pneumatic signals directed to the valve positioner and one of which is being utilized as the fluid source therein for pneumatically operating the actuator unit, the single valve positioner housing including a pilot valve portion having a pilot valve relay disposed therein that initially receives the pneumatic signals and causes the one signal to operate the actuator unit in a manner to progressively open the valve member as the first signal being directed to the value positioner progressively increases from a first value to a second value and thereafter to progressively close the valve member as the first signal being directed to the valve positioner progressively increases from the second value to a third value. The pilot value relay sets the second and third values in relation to the magnitude of the second signal being directed to the value positioner.
    • 一种独立的阀门定位器,其具有单个阀定位器壳体,该单个阀定位器壳体包括具有气动操作的致动器单元的致动器部分,该致动器部分内装有主阀构件,以将主阀构件相对于阀单元中的主阀座相对于 第一和第二气动信号被引导到阀定位器,并且其中一个被用作其中的流体源,用于气动地操作致动器单元,单个阀定位器壳体包括先导阀部分,其具有设置在其中的先导阀继电器, 气动信号并且使得一个信号以致动器单元操作的方式逐渐地打开阀构件,因为被引导到值定位器的第一信号从第一值逐渐增加到第二值,然后逐渐关闭阀构件 导向阀定位器的第一信号逐渐增加 从第二个值到第三个值。 导频值继电器将第二和第三值相对于定向到定位器的第二信号的幅度设定。
    • 6. 发明授权
    • Method of operating a control system
    • 操作控制系统的方法
    • US4169485A
    • 1979-10-02
    • US895775
    • 1978-04-12
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F02M25/07F15C1/00G05D16/00
    • F15C1/002F02M26/56Y10T137/0396Y10T137/2365Y10T137/2409Y10T137/86389
    • A system having a vacuum source, a pressure source and a pressure operated control device. A pneumatically operated control unit is provided for increasing a pressure signal from the pressure source to the device as the value of the pressure of the pressure source increases from a first value to a second value and for thereafter decreasing the pressure signal from the pressure source to the device as the value of the pressure of the pressure source further increases from the second value thereof to a third value thereof, the control unit producing the signal in substantially the same manner but at different values for different levels of vacuum at the vacuum source thereof. The control unit can include a temperature responsive valve for substantially linearly changing the magnitude of the signal to the device in relation to a certain temperature range.
    • 一种具有真空源,压力源和压力控制装置的系统。 提供气动操作的控制单元,用于当压力源的压力值从第一值增加到第二值时,将压力信号从压力源增加到装置,然后将压力信号从压力源减小到 作为压力源的压力值的装置进一步从其第二值增加到其第三值,控制单元以基本上相同的方式产生信号,但是在真空源处的不同真空度的不同值 。 控制单元可以包括温度响应阀,用于相对于一定温度范围基本上线性地改变信号到装置的幅度。
    • 7. 发明授权
    • Pilot operated valve positioner
    • 先导阀定位器
    • US4143850A
    • 1979-03-13
    • US800299
    • 1977-05-25
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F16K31/128F16K31/12F15B13/16
    • F16K31/128
    • A pilot operated valve positioner having a pilot valve unit operated by a pneumatic signal to pneumatically operate an actuator unit carrying a main valve member to position the same relative to its main valve seat in a valve unit in relation to the magnitude of the pneumatic signal, the actuator unit having a range spring and a feedback spring for the pilot valve unit. The springs are coiled compression springs and are substantially concentrically mounted. The pilot valve unit has a feedback positioning diaphragm and part of its housing concentrically disposed in one end of the range spring to render the valve positioner relatively small and compact.
    • 一种先导式操作的阀定位器,具有由气动信号操作的先导阀单元,用于气动地操作承载主阀构件的致动器单元,以相对于气动信号的大小相对于其主阀座在阀单元中的位置, 所述致动器单元具有范围弹簧和用于所述先导阀单元的反馈弹簧。 弹簧是盘绕的压缩弹簧并且基本上同心地安装。 先导阀单元具有反馈定位膜,并且其一部分壳体同心地设置在范围弹簧的一端中,以使阀定位器相对较小和紧凑。
    • 9. 发明授权
    • Humidity control system and humidity responsive control device therefor
    • 湿度控制系统和湿度响应控制装置
    • US3930612A
    • 1976-01-06
    • US499315
    • 1974-08-21
    • Harold G. BrakebillJay L. Lewis
    • Harold G. BrakebillJay L. Lewis
    • G05D22/00
    • G05D22/00
    • A fluid control system being responsive to humidity conditions as sensed by a humidity responsive control device that controls a fluid bleed means of the control system in response to humidity conditions sensed thereby, the humidity responsive control device having a flapper spring lever pivotally carried by a frame in a cantilevered manner and having a free end controlling a bleed valve seat. The flapper spring lever has a normal bias to tend to move the flapper end to one of its pivoted positions relative to the valve seat and is operatively associated with an actuating lever by a spring means, the actuating lever being controlled by a humidity sensing means.
    • 一种流体控制系统,其响应于湿度响应控制装置感测到的湿度条件,所述湿度响应控制装置响应于由此感测的湿度条件控制控制系统的流体排放装置,所述湿度响应控制装置具有由框架枢转地支承的挡板弹簧杆 以悬臂方式并具有控制放气阀座的自由端。 挡板弹簧杠杆具有通常的偏压,倾向于将挡板端部相对于阀座移动到其枢转位置之一,并且通过弹簧装置与致动杆可操作地相关联,致动杠杆由湿度感测装置控制。
    • 10. 发明授权
    • Valve positioner and method of making the same
    • 阀门定位器及其制作方法
    • US4312319A
    • 1982-01-26
    • US180644
    • 1980-08-25
    • Harold G. Brakebill
    • Harold G. Brakebill
    • F02M25/07F02M25/06
    • F02M26/58Y10S137/907
    • A self-contained valve positioner having a single valve positioner housing including an actuator portion and having a pneumatically operated actuator unit therein carrying a main valve member to position the main valve member relative to a main valve seat in a valve unit in relation to the magnitude of a single pneumatic signal directed to the valve positioner and being utilized as the fluid source therein for pneumatically operating the actuator unit, the actuator unit having structure in the housing to cause the actuator unit to progressively open the valve member as the signal being directed to the valve positioner progressively increases from a first value to a second value and thereafter to progressively close the valve member as the signal being directed to the valve positioner progressively increases from the second value to a third value.
    • 独立的阀定位器具有单个阀定位器壳体,其包括致动器部分并且具有气动操作的致动器单元,其中承载主阀构件以相对于阀单元相对于阀单元中的主阀座定位主阀构件 单个气动信号指向阀定位器并且用作其中的流体源以用于气动地操作致动器单元,致动器单元具有壳体中的结构,以使致动器单元逐渐打开阀构件,因为信号被引导到 阀定位器从第一值逐渐增加到第二值,然后随着朝向阀定位器的信号从第二值逐渐增加到第三值,逐渐关闭阀构件。