IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0141343
(2008-06-18)
|
등록번호 |
US-8387611
(2013-03-05)
|
발명자
/ 주소 |
- Bruno, Adrian A.
- Schlosser, Erich
|
출원인 / 주소 |
- Weber-Stephen Products Co.
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
12 |
초록
▼
Various embodiments of a gas valve and a sear-zone gas burner are described and claimed herein. One embodiment described herein relates to a cooking chamber with a cooking surface, which has at least two portions including a first portion and a second portion. The first and second portions of the co
Various embodiments of a gas valve and a sear-zone gas burner are described and claimed herein. One embodiment described herein relates to a cooking chamber with a cooking surface, which has at least two portions including a first portion and a second portion. The first and second portions of the cooking surface each have at least one heat source disposed underneath. The at least one heat source for each cooking surface in turn has a highest setting such that a first maximum heat output is provided to the first portion of the cooking surface when set at the highest setting and a second maximum heat output is provided to the second portion of the cooking surface when set at highest setting, wherein the second maximum heat output provided to the second portion is greater than the first maximum heat output provided to the first portion of the cooking surface.
대표청구항
▼
1. A barbecue grill assembly comprising: a cooking chamber with a cooking surface, the cooking surface having at least two portions including a first portion and a second portion;the first and second portions of the cooking surface each having at least one heat source being disposed thereunder;each
1. A barbecue grill assembly comprising: a cooking chamber with a cooking surface, the cooking surface having at least two portions including a first portion and a second portion;the first and second portions of the cooking surface each having at least one heat source being disposed thereunder;each of the at least one heat source for the first portion having at least a highest setting, wherein a first maximum heat output is provided to the first portion of the cooking surface when set at the highest setting; andeach of the at least one heat source for the second portion having a highest setting, wherein a second maximum heat output is provided to the second portion of the cooking surface when set at highest setting,wherein the second maximum heat output provided to the second portion of the cooking surface is greater than the first maximum heat output provided to the first portion of the cooking surface. 2. The barbecue grill assembly of claim 1, further comprising: each of the at least one heat source for the first portion having at least a highest setting also includes having at least a lowest setting and an off setting, wherein a first minimum heat output is provided to the first portion of the cooking surface when set at the lowest setting;wherein the at least one heat source for the second portion being capable of providing a heat output which is approximately equal to the first minimum heat output; andwherein the second maximum heat output is equal to 1.1 to 1.3 times the first maximum heat output. 3. The barbecue grill assembly of claim 1, wherein the at least one heat source for the second portion includes at least one supplementary burner and at least one standard burner. 4. The barbecue grill assembly of claim 3, wherein the supplementary burner must be turned off in order for the heat source for the second portion to produce a heat output which is approximately equal to the first minimum heat output. 5. The barbecue grill assembly of claim 1, wherein the at least one heat source for the first portion includes two standard burners and the at least one heat source for the second portion includes two standard burners and one supplementary burner, each of the standard burners in both the first and second portions being configured to produce the same heat output. 6. The barbecue grill assembly of claim 5, wherein the supplementary burner is disposed between the two standard burners and includes a cross-ignition channel which is adapted to provide ignition gas to one or both of the two standard burners. 7. The barbecue grill assembly of claim 5, wherein the cooking surface further comprises a third portion, the third portion having a heat source which includes two standard burner tubes, the heat source for the third portion having a highest setting, a lowest setting, and an off setting, whereby the two standard burner tubes, when combined, provide a third maximum heat output when the heat source is set at the highest setting, and whereby the two standard burner tubes, when combined, provide a third minimum heat output when the heat source is set at the lowest setting, the third maximum heat output being equal to the first maximum heat output and the third minimum heat output being equal to the first minimum heat output. 8. The barbecue grill assembly of claim 7, wherein the second portion of the cooking surface is centrally located between the first and third portions. 9. The barbecue grill assembly of claim 2, wherein each of the at least one heat source for the second portion includes a valve having a sear setting and a low setting, whereby when the valve is set to the sear setting, the at least one heat source provides the second maximum heat output, and when the valve is set to the low setting, the at least one heat source provides a heat output which is approximately equal to the first minimum heat output. 10. A barbecue grill assembly comprising: a cooking chamber with a cooking surface, the cooking surface having at least two portions including a first portion and a second portion;the first and second portions of the cooking surface each having at least one heat source being disposed thereunder;each of the at least one heat source for the first portion having a highest setting, a lowest setting, and an off setting, wherein a first maximum heat output is provided to the first portion of the cooking surface when set at the highest setting, and wherein a first minimum heat output is provided to the first portion of the cooking surface when set at the lowest setting;each of the at least one heat source for the second portion having a highest setting, wherein a second maximum heat output is provided to the second portion of the cooking surface when set at the highest setting;the at least one heat source for the first portion being capable of providing a first maximum heat intensity and a first minimum heat intensity, the first maximum heat intensity being equal to the first maximum heat output divided by the area of the first portion, the first minimum heat intensity being equal to the first minimum heat output divided by the area of the first portion;the at least one heat source for the second portion being capable of providing a second maximum heat intensity, the second maximum heat intensity being equal to the second maximum heat output divided by the area of the second portion;the second maximum heat intensity being greater than or equal to the first maximum heat intensity; and,the at least one heat source for the second portion being capable of providing a heat intensity which is approximately equal to the first minimum heat intensity. 11. The barbecue grill assembly of claim 10, wherein the second maximum heat intensity is equal to 1.1 to 1.3 times the first maximum heat intensity. 12. The barbecue grill assembly of claim 10, wherein the at least one heat source for the second portion includes at least one supplementary burner and at least one standard burner. 13. The barbecue grill assembly of claim 12, wherein the supplementary burner must be turned off in order for the heat source for the second portion to produce a heat intensity which is approximately equal to the first minimum heat intensity. 14. The barbecue grill assembly of claim 10, wherein the at least one heat source for the first portion includes two standard burners and the at least one heat source for the second portion includes two standard burners and one supplementary burner, each of the standard burners in both the first and second portions being configured to produce the same heat output. 15. The barbecue grill assembly of claim 10, wherein the heat source for the second portion includes two standard burners and one supplementary burner, whereby the supplementary burner is disposed between the two standard burners and includes a cross-ignition channel which is adapted to provide ignition gas to one or both of the two standard burners. 16. The barbecue grill assembly of claim 10, wherein: the cooking surface further comprises a third portion, the third portion having at least one heat source;each of the at least one heat source for the third portion having a highest setting, a lowest setting, and an off setting, whereby the at least one heat source, when combined, provides a third maximum heat output when set at the highest setting, and whereby the at least one heat source, when combined, provides a third minimum heat output when set at the lowest setting;the at least one heat source for the third portion being capable of providing a third maximum heat intensity and a third minimum heat intensity, the third maximum heat intensity being equal to the third maximum heat output divided by the area of the third portion, the third minimum heat intensity being equal to the third minimum heat output divided by the area of the third portion; and,the third maximum heat intensity being equal to the first maximum heat intensity and the third minimum heat intensity being equal to the first minimum heat intensity. 17. The barbecue grill assembly of claim 16, wherein the second portion of the cooking surface is centrally located between the first and third portions. 18. The barbecue grill assembly of claim 10, wherein each of the at least one heat source for the second portion includes a valve having a sear setting and a low setting, whereby when the valve is set to the sear setting, the at least one heat source provides the second maximum heat output, and when the valve is set to the low setting, the at least one heat source provides a heat intensity which is approximately equal to the first minimum heat intensity.
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