Patent ID: 8847125
Filing Date: 2014-09-30
Classification: H05B

Abstract:
1. A local resistance heating device with a controlled atmosphere, comprising: two end members respectively connected with an anode pole and a cathode pole, with each end member having an air channel, with the air channel of one of the two end members adapted to connect with an output terminal of a gas supplier, with the air channel of another one of the two end members adapted to connect with a sucking terminal of the gas supplier; and a mid member arranged between the two end members, wherein the two end members and the mid member jointly define a heating room communicating with the air channels of the two end members, wherein the air channel of each end member has an inner passageway and an outer passageway, wherein the inner passageway has a connecting hole adapted to connect with the gas supplier, wherein the outer passageway has a plurality of nozzles communicating with the heating room, and wherein a connecting channel links the inner and outer passageways.