US Patent 11850864 Inkjet head

An inkjet head includes a back end part, a front end part, and a heating plate. The back end part includes an ink passage. The back end part is fed with ink and delivers the fed ink. The front end part is supplied with ink from the back end part. The front end part includes nozzles. The heating plate includes a heating element to produce heat by electricity. The heating plate is disposed between the back end part and the front end part. The heating plate conducts heat from the other side of plane so as to heat the front end part. The heating plate conducts heat from one side of plane so as to heat the back end part.