Mixing valve assembly including a temperature display
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16K-037/00
F16K-031/60
E03C-001/04
E03C-001/042
F16K-011/074
출원번호
US-0894859
(2013-05-15)
등록번호
US-9470336
(2016-10-18)
발명자
/ 주소
Huffington, Todd A.
Patton, Jr., Paul V.
Sawaski, Joel D.
Horsman, Steven V.
출원인 / 주소
Delta Faucet Company
대리인 / 주소
Faegre Baker Daniels, LLP
인용정보
피인용 횟수 :
0인용 특허 :
19
초록▼
A mixing valve assembly including a valve cartridge is supported by a valve body housing within a shower wall. The valve cartridge includes a temperature sensor in thermal communication with water provided to an outlet port of the valve body. A temperature display is configured to provide a visual i
A mixing valve assembly including a valve cartridge is supported by a valve body housing within a shower wall. The valve cartridge includes a temperature sensor in thermal communication with water provided to an outlet port of the valve body. A temperature display is configured to provide a visual indication of water temperature detected by the temperature sensor.
대표청구항▼
1. A mixing valve assembly comprising: a valve body housing configured to be supported within a shower wall, the valve body housing including an outlet port, a hot water supply port, and a cold water supply port;a valve cartridge supported by the valve body housing, the valve cartridge including: a
1. A mixing valve assembly comprising: a valve body housing configured to be supported within a shower wall, the valve body housing including an outlet port, a hot water supply port, and a cold water supply port;a valve cartridge supported by the valve body housing, the valve cartridge including: a cap;a valve plate including a first control opening in selective fluid communication with the hot water supply port and a second control opening in selective fluid communication with the cold water supply port, the valve plate being supported for rotation relative to the cap;a stem operably coupled to the valve plate, wherein rotation of the stem causes rotation of the valve plate and simultaneous movement of the first control opening and the second control opening to determine the amount of fluid communication with the hot water supply port and the cold water supply port for controlling a temperature of water provided to the outlet port; anda temperature sensor supported by the cap and having a sensing end in thermal communication with water provided to the outlet port for detecting water temperature;a mounting assembly configured to be supported outside of the shower wall, the mounting assembly including a temperature display in electrical communication with the temperature sensor to provide a visual indication of water temperature detected by the temperature sensor;a handle operably coupled to the stem and accessible exterior of the mounting assembly;a position sensor supported by the cap and configured to detect a rotational position of the stem; andwherein the temperature display is inactive when the position sensor detects a first rotational position of the stem, and the temperature display is active when the position sensor detects a second rotational position of the stem. 2. The mixing valve assembly of claim 1, wherein the position sensor comprises a reed switch, a magnet, and a shield supported by the stem and configured to selectively block the magnet from the reed switch in response to rotation of the stem. 3. The mixing valve assembly of claim 1, further comprising a battery in selective electrical communication with the temperature display, wherein the temperature display is not in electrical communication with the battery when the position sensor detects a first rotational position of the stem, and the temperature display is in electrical communication with the battery when the position sensor detects a second rotational position of the stem. 4. The mixing valve assembly of claim 2, further comprising a controller in electrical communication with the temperature sensor, the position sensor and the battery. 5. The mixing valve assembly of claim 1, further comprising an escutcheon releasably secured to the mounting assembly, wherein the escutcheon may be uncoupled and removed from the mounting assembly while the handle remains coupled to the stem. 6. The mixing valve assembly of claim 5, further comprising a bayonet coupling releasably securing the escutcheon to the mounting assembly. 7. A mixing valve cartridge configured to be removably received within a valve body housing, the mixing valve cartridge comprising: a cap;a valve plate including a first control opening in selective fluid communication with a hot water supply port of the valve body housing and a second control opening in selective fluid communication with a cold water supply port of the valve body housing, the valve plate being supported for rotation relative to the cap;a stem operably coupled to the valve plate, wherein rotation of the stem causes rotation of the valve plate and simultaneous movement of the first control opening and the second control opening to determine the amount of fluid communication with the hot water supply port and the cold water supply port for controlling the temperature of water provided to an outlet port of the valve body housing;a temperature sensor supported by the cap, the temperature sensor extending axially between a connection end and a sensing end, the connection end configured to be in electrical communication with a temperature display and the sensing end configured to be in thermal communication with water provided to the outlet port of the valve body housing;a position sensor operably coupled to the stem, the position sensor including a shield supported for rotation with the stem;a temperature display, and a battery in selective electrical communication with the temperature display, wherein the temperature display is not in electrical communication with the battery when the position sensor detects a first rotational position of the stem, and the temperature display is in electrical communication with the battery when the position sensor detects a second rotational position of the stem; anda controller in electrical communication with the temperature sensor, the position sensor and the battery. 8. The mixing valve cartridge of claim 7, further comprising a handle operably coupled to the stem. 9. A mixing valve cartridge configured to be removably received within a valve body housing, the mixing valve cartridge comprising: a cap;a valve plate including a first control opening in selective fluid communication with a hot water supply port of the valve body housing and a second control opening in selective fluid communication with a cold water supply port of the valve body housing, the valve plate being supported for rotation relative to the cap;a stem operably coupled to the valve plate, wherein rotation of the stem causes rotation of the valve plate and simultaneous movement of the first control opening and the second control opening to determine the amount of fluid communication with the hot water supply port and the cold water supply port for controlling the temperature of water provided to an outlet port of the valve body housing;a temperature sensor supported by the cap, the temperature sensor extending axially between a connection end and a sensing end, the connection end configured to be in electrical communication with a temperature display and the sensing end configured to be in thermal communication with water provided to the outlet port of the valve body housing; anda position sensor operably coupled to the stem;wherein the position sensor comprises a reed switch, a magnet supported by the cap, and a shield supported by the stem and configured to selectively block the magnet from the reed switch in response to rotation from the stem. 10. A mixing valve assembly comprising: a valve body configured to be supported within a shower wall, the valve body including an outlet port, a hot water supply port, and a cold water supply port;a valve cartridge supported by the housing, the valve cartridge including:a cap;a valve plate including a first control opening in selective fluid communication with the hot water supply port and a second control opening in selective fluid communication with the cold water supply port, the valve plate being supported for rotation relative to the cap;a stem operably coupled to the valve plate, wherein rotation of the stem causes rotation of the valve plate and simultaneous movement of the first control opening and the second control opening to determine the amount of fluid communication with the hot water supply port and the cold water supply port for controlling the temperature of water provided to the outlet port;a position sensor operably coupled to the stem;a display configured to provide a visual indication to a user when in an active state, wherein the display is in an active state when the position sensor detects that the stem is in a first rotational position, and the display is in an inactive state when the position sensor detects that the stem is in a second rotational position; andwherein the position sensor comprises a reed switch, a magnet supported by the cap, and a shield supported by the stem and configured to selectively block the magnet from the reed switch in response to rotation of the stem. 11. The mixing valve assembly of claim 10, further comprising a mounting plate configured to be supported outside of the shower wall, the mounting plate supporting the display. 12. The mixing valve assembly of claim 11, further comprising a handle operably coupled to the stem exterior of the mounting plate. 13. The mixing valve assembly of claim 12, further comprising an escutcheon releasably secured to the mounting plate, wherein the escutcheon may be uncoupled and removed from the mounting plate while the handle remains coupled to the stem. 14. The mixing valve assembly of claim 13, further comprising a bayonet coupling releasably securing the escutcheon to the mounting plate. 15. The mixing valve assembly of claim 10, further comprising a power source in selective electrical communication with the display based upon the output of the position sensor. 16. The mixing valve assembly of claim 15, further comprising a water parameter sensor configured to detect at least one of flow rate, temperature and pressure of water in the outlet port of the valve body, wherein the display is configured to provide a visual indication of the at least one of flow rate, temperature and pressure of water. 17. The mixing valve assembly of claim 16, wherein the water parameter sensor comprises a temperature sensor supported by the cap and having a sensing end in thermal communication with water in the outlet port of the valve body. 18. The mixing valve assembly of claim 16, further comprising a controller in electrical communication with the water parameter sensor, the position sensor and the power source. 19. The mixing valve assembly of claim 10, further comprising a timer, wherein the display is configured to provide a visual indication of elapsed time.
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