IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0467086
(2012-05-09)
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등록번호 |
US-9127846
(2015-09-08)
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발명자
/ 주소 |
- Bollman, Robert Paul
- Ocano, Gonzalo Luis
- Chilton, John Mark
- Olguin, Rafael Martinez
- Casillas, Carlos Arturo Garcia
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
9 |
초록
▼
A coupling assembly includes a keyed coupling configured to couple to a valve stem and a plate configured to couple to a knob. The keyed coupling includes a projection having a cross-sectional shape. The plate includes a keyed slot defined therethrough. The keyed slot is shaped to correspond to the
A coupling assembly includes a keyed coupling configured to couple to a valve stem and a plate configured to couple to a knob. The keyed coupling includes a projection having a cross-sectional shape. The plate includes a keyed slot defined therethrough. The keyed slot is shaped to correspond to the cross-sectional shape of the projection to receive at least a portion of the projection when the plate is coupled to the valve stem.
대표청구항
▼
1. A coupling assembly, comprising: a keyed coupling configured to couple to a valve stem, said keyed coupling comprising a projection having a cross-sectional shape and a valve stem aperture through which the valve stem extends; anda plate configured to couple to a knob and comprising a keyed slot
1. A coupling assembly, comprising: a keyed coupling configured to couple to a valve stem, said keyed coupling comprising a projection having a cross-sectional shape and a valve stem aperture through which the valve stem extends; anda plate configured to couple to a knob and comprising a keyed slot defined therethrough, wherein said keyed slot is shaped to correspond to the cross-sectional shape of said projection to receive at least a portion of said projection when said plate is coupled to the valve stem, and wherein said plate is configured to be coupled to said valve stem in only one orientation. 2. A coupling assembly according to claim 1, wherein said keyed coupling comprises a body and a flange radially extending from said body, wherein said projection extends longitudinally from said flange. 3. A coupling assembly according to claim 2, wherein the cross-sectional shape of said projection comprises a portion of an annular ring about a circumference of said flange. 4. A coupling assembly according to claim 3, wherein said keyed slot is shaped as a portion of an annular ring corresponding to the portion of the annular ring about said flange. 5. A coupling assembly according to claim 1, wherein the cross-sectional shape of said projection is substantially quadrangle-shaped, and wherein said keyed slot is substantially quadrangle-shaped. 6. A coupling assembly according to claim 1, wherein the cross-sectional shape of said projection is substantially polygonal-shaped, and wherein said keyed slot is substantially polygonal shaped. 7. A coupling assembly according to claim 1, wherein said plate further comprises a stem collar defining a stem aperture, wherein the stem collar is configured to receive the valve stem therethrough to couple said plate to the valve stem. 8. A coupling assembly according to claim 1, wherein said plate further comprises a stem collar and an end wall that define a stem recess, wherein the stem recess is configured to receive a portion of the valve stem to couple said plate to the valve stem. 9. The coupling assembly in accordance with claim 1, wherein when said plate is coupled to said knob, said knob is configured to be coupled to said valve stem in only one orientation. 10. A valve assembly, comprising: a stem;a keyed coupling coupled to said stem and comprising a projection having a cross-sectional shape and a stem aperture through which a stem extends;a knob; anda plate coupled to said knob, said plate comprising a keyed slot defined therethrough, wherein said keyed slot is shaped to correspond to the cross-sectional shape of said projection to receive at least a portion of said projection when said plate is coupled to said stem, and wherein said plate is configured to be coupled to said stem in only one orientation. 11. A valve assembly in accordance with claim 10, wherein said stem extends through said keyed coupling and at least partially into said plate when said knob is coupled the valve. 12. A valve assembly in accordance with claim 10, further comprising a weight coupled between said knob and said plate to form a knob assembly, said weight including a center aperture configured to receive a stem. 13. A valve assembly in accordance with claim 10, wherein said keyed coupling comprises a body and a flange radially extending from said body, wherein said projection extends longitudinally from said flange and comprises a portion of an annular ring about a circumference of said flange, said keyed slot is shaped as a portion of an annular ring corresponding to the portion of the annular ring about said flange. 14. A valve assembly in accordance with claim 10, wherein the cross-sectional shape of said projection is substantially quadrangle-shaped, and said keyed slot is substantially quadrangle-shaped. 15. A valve assembly in accordance with claim 10, wherein the cross-sectional shape of said projection is substantially polygonal-shaped, and said keyed slot is substantially polygonal-shaped. 16. The valve assembly in accordance with claim 10, wherein when said plate is coupled to said knob, said knob is configured to be coupled to said valve stem in only one orientation. 17. An appliance, comprising: a valve stem;a keyed coupling coupled to said valve stem, said keyed coupling comprising a projection having a cross-sectional shape and a valve stem aperture through which a valve stem extends; anda knob assembly coupled to said keyed coupling and said valve stem, said knob assembly comprising a plate coupled to a knob, wherein said plate comprises a keyed slot defined therethrough, said keyed slot being shaped to correspond to the cross-sectional shape of said projection to receive at least a portion of said projection, and wherein said plate is configured to be coupled to said stem in only one orientation. 18. An appliance, comprising: a plurality of different types of valves assembled on said appliance; anda plurality of different types of knob assemblies coupled to said valves, each type of knob assembly corresponding to a type of valve, wherein each type of valve includes a projection having a respective cross-sectional shape, and each type of knob assembly includes a keyed slot having a shape corresponding to the cross-sectional shape of the projection of a respective type of valve assembly, and wherein said knob assembly is configured to be coupled to said valve in only one orientation. 19. An appliance in accordance with claim 18, wherein the plurality of different types of valve includes a first valve and a second valve and the plurality of different types of knob assemblies includes a first knob assembly and a second knob assembly, wherein: the second valve includes said keyed coupling and the second knob assembly includes said plate having said keyed slot; andthe first knob assembly includes a plate having a block extending therefrom, said block configured contact said projection to prevent the first knob assembly from coupling to the second valve. 20. An appliance in accordance with claim 18, wherein the plurality of different types of valve includes a first valve and a second valve and the plurality of different types of knob assemblies includes a first knob assembly and a second knob assembly, wherein: the first valve includes a first keyed coupling having a first cross-sectional shape and the first knob assembly includes a first plate having a first-shaped keyed slot corresponding to the first cross-sectional shape; andthe second valve includes a second keyed coupling having a second cross-sectional shape and the second knob assembly includes a second plate having a second-shaped keyed slot corresponding to the second cross-sectional shape.
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