An air control assembly for a fuel burner having a combustion chamber and a nozzle includes a control device which controls the amount of air that flows into the burner and an assembly dependent on fuel pressure which actuates the control device. A fuel inlet path is provided for communicating fuel to the nozzle and a fuel return path is provided for communicating excess fuel away from the nozzle. The assembly dependent on fuel pressure includes a piston and rod device adapted for reciprocation in a piston chamber. A nozzle block is provided in which the piston chamber is defined and the nozzle is supported.
申请公布号
US4850853(A)
申请公布日期
1989.07.25
申请号
US19880192390
申请日期
1988.05.10
申请人
HUNTER MANUFACTURING COMPANY
发明人
GRUBER, THOMAS J.;PUTNAT, DALE G.;ZAJACZKOWSKI, ERNEST J.