Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02MSUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF

F02M37/00Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines

F02M37/0011Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor F02M37/0017related to fuel pipes or their connections F02M37/0023Valves in the fuel supply and return system F02M37/0029Pressure regulator in the low pressure fuel system F02M37/0035Thermo sensitive valves F02M37/0041Means for damping pressure pulsations F02M37/0047Layout or arrangement of systems for feeding fuel F02M37/0052Details on the fuel return circuit; Arrangement of pressure regulators F02M37/0058Returnless fuel systems F02M37/0064for engines being fed with multiple fuels or fuels having special properties F02M37/007characterised by its use in vehicles, in stationary plants or in small engines F02M37/0076Details of the fuel feeding system related to the fuel tank F02M37/0082Devices inside the fuel tank other than fuel pumps or filters F02M37/0088Multiple separate fuel tanks or tanks being at least partially partitioned F02M37/0094Saddle tanks; Tanks having partition walls F02M37/02Feeding by means of suction apparatus F02M37/025Feeding by means of a liquid fuel-driven jet pump F02M37/04Feeding by means of driven pumps F02M37/041Arrangements for driving gear-type pumps F02M37/043Arrangements for driving reciprocating piston-type pumps F02M37/045Arrangements for driving rotary positive-displacement pumps F02M37/046Arrangements for driving diaphragm-type pumps F02M37/048Arrangements for driving regenerative pumps F02M37/06mechanically driven F02M37/08electrically driven F02M37/10submerged in fuel F02M37/103Mounting pumps on fuel tanks F02M37/106the pump being installed in a sub-tank F02M37/12fluid-driven F02M37/14the pumps being combined with other apparatus F02M37/16characterised by provision of personally- F02M37/18characterised by provision of main and auxiliary pumps F02M37/20characterised by means for preventing vapour lock F02M37/22Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines F02M37/221having water separator means F02M37/223having heating means