A method including configuring a valve so that an operating force to actuate the valve when in an open position is substantially independent of water flow. The valve includes a first valve member assembly comprising a spool having a connector portion; a first valve member mounted on the spool at a f
A method including configuring a valve so that an operating force to actuate the valve when in an open position is substantially independent of water flow. The valve includes a first valve member assembly comprising a spool having a connector portion; a first valve member mounted on the spool at a first location and configured to seat against a first valve outlet in a closed position of the valve; and a second valve member mounted on the spool at a second location spaced apart from the first location and configured to seat against a second valve outlet in the closed position of the valve. The method also includes controlling the valve to output a flow of the water having a desired flow rate by moving the spool in a linear direction with a portion of a stepper motor coupled directly to the connector portion of the spool.
대표청구항▼
1. A method of controlling flow rate of outlet water from a valve, the method comprising: configuring the valve so that an operating force to actuate the valve when in an open position is substantially independent of water flow, the valve including a first valve member assembly comprising: a spool h
1. A method of controlling flow rate of outlet water from a valve, the method comprising: configuring the valve so that an operating force to actuate the valve when in an open position is substantially independent of water flow, the valve including a first valve member assembly comprising: a spool having a connector portion; a first valve member mounted on the spool at a first location and configured to seat against a first valve outlet in a closed position of the valve; and a second valve member mounted on the spool at a second location spaced apart from the first location and configured to seat against a second valve outlet in the closed position of the valve; controlling the valve to output a flow of the water having a desired flow rate by moving the spool in a linear direction with a portion of a stepper motor coupled directly to the connector portion of the spool; heating the valve to an elevated temperature with a heating element that extends in the valve in a direction that is generally parallel the spool of the first valve member assembly; and monitoring the elevated temperature with a thermistor and controlling a power input to the heating element to control the elevated temperature and prevent overheating the housing of the valve. 2. The method of claim 1, wherein the valve further comprises a valve housing having a valve inlet configured to receive water from a water supply, the first valve outlet, and the second valve outlet, and wherein another portion of the stepper motor is coupled directly to the valve housing. 3. The method of claim 2, wherein the spool includes a first end and a second end, the second end including the connector portion and the first end being received within a blind guide bore in the valve housing. 4. The method of claim 3, wherein each of the first and second valve outlets includes a cylindrical center section between two end sections that taper toward the center section, and wherein each valve member is configured to seat against the center section of the associated valve outlet when the valve is in the closed position. 5. The method of claim 4, wherein the valve further comprises: a first seal located in an annular recess in the first valve member, wherein the first seal is configured to seal against the center section of the first valve outlet when the valve is in the closed position; anda second seal located in an annular recess in the second valve member, wherein the second seal is configured to seal against the center section of the second valve outlet when the valve is in the closed position. 6. The method of claim 1, wherein the valve is a mixing valve that includes a first inlet chamber configured to receive cold water, a second inlet chamber configured to receive hot water, and a mixing chamber for mixing the cold water and hot water; and wherein the first and second valve outlets associated with the first valve member assembly fluidly connect the first inlet chamber to the mixing chamber. 7. The method of claim 6, wherein the mixing valve also includes a second valve member assembly for controlling the flow of hot water from the second inlet chamber to the mixing chamber, the second valve member assembly comprising: a spool having a connector portion;a first valve member mounted on the spool of the second valve member assembly at a first location and configured to seat against a first valve outlet of the second inlet chamber in a closed position of the valve; anda second valve member mounted on the spool of the second valve member assembly at a second location spaced apart from the first location and configured to seat against a second valve outlet of the second inlet chamber in the closed position of the mixing valve. 8. The method of claim 7, further comprising controlling the mixing valve to output a flow of the water having a desired temperature and the desired flow rate by moving each spool of the first and second valve member assemblies independently of one another. 9. The method of claim 8, wherein the stepper motor is a first stepper motor and the mixing valve also includes a second stepper motor configured to move the spool of the second valve member assembly in the linear direction, and wherein a portion of the second stepper motor is coupled directly to a connector portion of the spool of the second valve member assembly. 10. The method of claim 7, further comprising heating the mixing valve to a disinfecting temperature with a heating element that extends in a direction that is generally parallel to each spool of the first and second valve member assemblies. 11. A method of controlling a valve in a water delivery device, the method comprising: controlling a flow rate of water through the valve by moving a spool of a valve member assembly in a first linear direction with a motor; controlling a disinfection cycle of the valve by activating a heater extending in the valve in a direction that is generally parallel to the first linear direction; and monitoring a disinfection temperature with a thermistor and controlling a power input to the heater to control the disinfection temperature and prevent overheating the valve. 12. The method of claim 11, wherein the motor and the heater are controlled by a controller located in the water deliver device and coupled to the valve, and wherein the controller receives a signal from a user interface for selecting the flow rate and the disinfection cycle. 13. The method of claim 12, wherein the user interface is located remotely from the water delivery device. 14. A method of controlling a valve in a water delivery device, the method comprising: inputting at least one of a desired temperature and a desired flow rate of the valve into a user interface located remotely from the water delivery device; sending a signal indicating the at least one of the desired temperature and the desired flow rate from the user interface to a controller located in the water delivery device; and moving at least one of a first motor and a second motor with the controller, wherein movement of the first motor in turn inputs an operating force that moves a spool of a first valve member assembly of the valve and movement of the second motor in turn inputs an operating force that moves a spool of the second valve member assembly of the valve to output the at least one of the desired temperature and the desired flow rate from the valve; wherein each of the first valve member assembly and the second valve member assembly comprises first and second valve members mounted on the respective spool so that the operating force is substantially independent of water flow. 15. The method of claim 14, further comprising heating the valve to an elevated temperature with a heating element that extends in the valve in a direction that is generally parallel the spool of the first valve member assembly. 16. The method of claim 15, further comprising insulating an external surface of a housing of the valve from the heat produced by the heating element. 17. The method of claim 16, further comprising monitoring the elevated temperature with a thermistor and controlling a power input to the heating element to control the elevated temperature and prevent overheating the housing of the valve. 18. The method of claim 17, further comprising disabling the valve such that the valve is unable to move to the open position until the valve reaches a cool down temperature following a heating cycle in which the heating element heats the valve. 19. The method of claim 14, further comprising inputting a user input comprising at least one of a temperature and a first period of time into the user interface for controlling a disinfection cycle of the valve by a heating element. 20. A method of controlling a valve in a water delivery device, the method comprising: inputting a desired flow rate of the valve into a user interface located remotely from the water delivery device;sending a signal indicating the desired flow rate from the user interface to a controller located in the water delivery device;moving a linear actuator with the controller, which in turn moves a spool of a valve member assembly of the valve to output the desired flow rate from the valve; andinputting a user input comprising at least one of a temperature and a first period of time into the user interface for controlling a disinfection cycle of the valve by a heating element;wherein the user input comprises the first period of time, the controller disables the valve during the first period of time, and the controller also disables the valve for a second period of time following the disinfection cycle to allow the valve to reach a cool down temperature that is less than an elevated temperature reached during the disinfection cycle.
Keller ; III Robert J. (Richmond VA) Fox Brian G. (Dover Center CAX) Korec Benjamin A. (Cambridge CAX), Anti-scald apparatus for a tub and shower single control faucet.
Jensen Per F. (Nordborg DKX) Madsen Ingvard M. (Sonderborg DKX) Bonnerup Leif B. (Nordborg DKX), Device for preventing oil from dripping out of the burner nozzle of an oil-fired heating system.
Houghton, Bradley James; Jeromson, Peter James; Wilkinson, Jamie Jon Aorangi; Barnes, Peter Stephen; Rutten, Giscard Hubertus Theodoor, Valve system for servo control of fluid flows.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.