Patent ID: 9612012
Date: 2017-04-04
CPC Classifications: F23D

Claim:
1. A gas hot air gun head comprising: a fuel supply device engagable with a gas reservoir and having a fluid inlet end, a fluid outlet end and a channel extending from the fluid inlet end to the fluid outlet end; a flow-guiding device connecting to the fluid outlet end of the fuel supply device and including a combustor, with the combustor connecting to the fuel supply device, with the combustor including a combustion chamber extending therethrough, with the combustion chamber including first and second flow-guiding plates engaging therein and separating from each other in an axial direction, with the first flow-guiding plate including a plurality of first holes extending therethrough, with the second flow-guiding plate including a plurality of second holes extending therethrough, and with a centerline of one of the plurality of first holes offsetting from centerlines of the plurality of second holes, wherein each of the plurality of first holes has a first diameter, wherein each of the plurality of second holes has a second diameter, wherein the first diameter is not equal to the second diameter, wherein the second diameter is shorter than the first diameter, wherein the second flow-guiding plate has a plurality of third holes extending therethrough, wherein a centerline of one of the plurality of third holes offsets from centerlines of the plurality of first holes, wherein the pluralities of second and third holes are alternatively disposed, wherein each of the plurality of third holes has a third diameter, and wherein the third diameter is shorter than the second diameter.