GAS VALVE UNIT
A gas valve unit includes a plurality of individually actuatable throttle sections which are arranged in parallel relation for setting a throughflow rate of a gas volumetric flow that is fed to a gas burner of a gas appliance. Each throttle section has a plurality of throttle points which are arranged in series, with the throttle points arranged in series having an opening cross section that increases along the series.
1 - 14 . (canceled)
15 . A gas valve unit, comprising a plurality of individually actuatable throttle sections arranged in parallel relation for setting a throughflow rate of a gas volumetric flow that is fed to a gas burner of a gas appliance.
16 . The gas valve unit of claim 15 , constructed for use in a gas cooking appliance as the gas appliance.
17 . The gas valve unit of claim 15 , wherein each said throttle section has a plurality of throttle points arranged in series.
18 . The gas valve unit of claim 17 , wherein the throttle points arranged in series have an opening cross section that increases along the series.
19 . The gas valve unit of claim 15 , wherein each said throttle section has a throttle section switch for activating and deactivating the throttle section.
20 . The gas valve unit of claim 15 , wherein each said throttle section has a plurality of throttle points arranged in series and a throttle section switch arranged downstream of the throttle points to activate and deactivate the throttle section.
21 . The gas valve unit of claim 19 , further comprising a trigger facility configured to trigger the throttle section switches of the throttle sections and to select a certain trigger profile of a plurality of trigger profiles for triggering the throttle section switches as a function of a gas type to be used and to trigger the throttle section switches with the selected one of the trigger profiles.
22 . The gas valve unit of claim 20 , further comprising a trigger facility configured to trigger the throttle section switches of the throttle sections and to select a certain trigger profile of a plurality of trigger profiles for triggering the throttle section switches as a function of a gas type to be used and to trigger the throttle section switches with the selected one of the trigger profiles.
23 . The gas valve unit of claim 17 , further comprising a plurality of valve units, with an ith one of the valve units being configured to trigger an ith one of the throttle points of the throttle sections, wherein i∈[1, . . . , M], with M being the plurality of valve units.
24 . The gas valve unit of claim 23 , wherein each said valve unit has a number of open/close valves, with an jth one of the open/close valves being configured to trigger an jth one of the throttle section, where j∈[1, . . . , N], with N being the number of open/close valves.
25 . The gas valve unit of claim 24 , further comprising a control apparatus configured to actuate the open/close valves of the valve unit at a same time.
26 . The gas valve unit of claim 24 , wherein the number of open/close valves of the valve unit is formed by a blocking body, a spring acting on the blocking body and a number of separating walls to feed the gas volumetric flow to the throttle sections.
27 . The gas valve unit of claim 23 , further comprising at least one magnetically active body configured for movement relative to the valve units to activate the valve units in an additive manner.
28 . The gas valve unit of claim 27 , wherein the at least one magnetically active body is a permanent magnet.
29 . The gas valve unit of claim 15 , further comprising a conversion facility configured for gas conversion is in a region of an actuation shaft of the gas valve unit.
30 . The gas valve unit of claim 29 , wherein the conversion facility is a screw.
31 . A gas fitting, comprising at least one gas valve unit, said gas valve unit including a plurality of individually actuatable throttle sections arranged in parallel relation for setting a throughflow rate of a gas volumetric flow that is fed to a gas burner of a gas appliance.
32 . The gas fitting of claim 31 , wherein the gas valve unit is constructed for use in a gas cooking appliance as the gas appliance.
33 . The gas fitting of claim 31 , wherein each said throttle section has a plurality of throttle points arranged in series.
34 . The gas fitting of claim 33 , wherein the throttle points arranged in series have an opening cross section that increases along the series.
35 . The gas fitting of claim 31 , wherein each said throttle section has a throttle section switch for activating and deactivating the throttle section.
36 . The gas fitting of claim 31 , wherein each said throttle section has a plurality of throttle points arranged in series and a throttle section switch arranged downstream of the throttle points to activate and deactivate the throttle section.
37 . The gas fitting of claim 35 , wherein the gas valve unit includes a trigger facility configured to trigger the throttle section switches of the throttle sections and to select a certain trigger profile of a plurality of trigger profiles for triggering the throttle section switches as a function of a gas type to be used and to trigger the throttle section switches with the selected one of the trigger profiles.
38 . The gas fitting of claim 36 , wherein the gas valve unit includes a trigger facility configured to trigger the throttle section switches of the throttle sections and to select a certain trigger profile of a plurality of trigger profiles for triggering the throttle section switches as a function of a gas type to be used and to trigger the throttle section switches with the selected one of the trigger profiles.
39 . The gas fitting of claim 33 , wherein the gas valve unit includes a plurality of valve units, with an ith one of the valve units being configured to trigger an ith one of the throttle points of the throttle sections, wherein i∈[1, . . . , M], with M being the plurality of valve units.
40 . The gas fitting of claim 39 , wherein each said valve unit has a number of open/close valves, with an jth one of the open/close valves being configured to trigger an jth one of the throttle section, where j∈[1, . . . , N], with N being the number of open/close valves.
41 . The gas fitting of claim 40 , wherein the gas valve unit includes a control apparatus configured to actuate the open/close valves of the valve unit at a same time.
42 . The gas fitting of claim 40 , wherein the number of open/close valves of the valve unit is formed by a blocking body, a spring acting on the blocking body and a number of separating walls to feed the gas volumetric flow to the throttle sections.
43 . The gas fitting of claim 39 , wherein the gas valve unit includes at least one magnetically active body configured for movement relative to the valve units to activate the valve units in an additive manner.
44 . The gas fitting of claim 43 , wherein the at least one magnetically active body is a permanent magnet.
45 . The gas fitting of claim 31 , wherein the gas valve unit includes a conversion facility configured for gas conversion is in a region of an actuation shaft of the gas valve unit.
46 . The gas fitting of claim 45 , wherein the conversion facility is a screw.
47 . A gas appliance, comprising a gas fitting including at least one gas valve unit, said gas valve unit having a plurality of individually actuatable throttle sections arranged in parallel relation for setting a throughflow rate of a gas volumetric flow that is fed to a gas burner of a gas appliance.
48 . The gas appliance of claim 47 , constructed in the form of a gas oven.