US 12,071,909 B2
Fuel-air regulator location
David James Caley, City Beach (AU); John Howard Tubb, Befordale (AU); Mario Charles Muscat, Ballajura (AU); and Arminta Chicka, Ellenbrook (AU)
Assigned to ORBITAL AUSTRIALIA PTY LTD, Balcatta (AU)
Appl. No. 17/623,515
Filed by ORBITAL AUSTRALIA PTY LTD, Balcatta (AU)
PCT Filed Jun. 29, 2020, PCT No. PCT/AU2020/050675
§ 371(c)(1), (2) Date Dec. 28, 2021,
PCT Pub. No. WO2020/257884, PCT Pub. Date Dec. 30, 2020.
Claims priority of application No. 2019902274 (AU), filed on Jun. 28, 2019.
Prior Publication US 2022/0356856 A1, Nov. 10, 2022
Int. Cl. F02D 41/30 (2006.01); B64C 39/02 (2023.01); F02M 67/02 (2006.01); B64U 50/11 (2023.01)
CPC F02D 41/30 (2013.01) [B64C 39/024 (2013.01); F02M 67/02 (2013.01); B64U 50/11 (2023.01); F02D 2041/3088 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A dual-fluid injection system for an air cooled internal combustion engine comprising an engine cylinder; a fuel rail assembly comprising a liquid fuel metering device and a fluid delivery device, said fuel rail assembly being mounted above said engine cylinder; a gas supply system comprising an air compressor; and an air delivery path extending between the air compressor and the fluid delivery device for providing pressurized air to a fluid delivery injector of the fluid delivery device, a fuel supply system adapted to deliver liquid fuel to the liquid fuel metering device, and a regulator for regulating fuel pressure with reference to air pressure, wherein the regulator is located below the fuel rail assembly and remotely from the fluid delivery device, wherein the regulator is mounted on or integrated with a housing of the air compressor.