F02M21/026 - CPC Classification Index

ClassID:

140691 ⎘

F02M21/026 - CPC Classification

Classification description:

Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels; Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers; Injectors; Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages Lift valves, i.e. stem operated valves

Sub-classes:

F02M21/0263 » {Inwardly opening single or multi nozzle valves, e.g. needle valves} 64
F02M21/0269 » {Outwardly opening valves, e.g. poppet valves} 57

Recent Application in this class:

20260153066

GASEOUS FUEL INJECTION VALVE

20260092584

FUEL SYSTEM FOR ENGINE

20250243829

GAS FUEL INJECTOR

20250109728

VALVE ASSEMBLY WITH HARD SURFACE TREATMENT

20250059937

A FUEL INJECTION ARRANGEMENT AND A HYDROGEN INTERNAL COMBUSTION ENGINE

20250052216

INJECTOR FOR GASEOUS FUEL

20250012241

SUPPLEMENTAL FUEL SYSTEM FOR COMPRESSION-IGNITION ENGINE

20240344488

Nozzle cap for a fuel injection nozzle operable in a hydrogen internal combustion engine

20230340932

Supplemental fuel system for compression-ignition engine

20230101065

Supplemental fuel system for compression-ignition engine

20230070025

Supplemental fuel system for compression-ignition engine

20230068586

Supplemental fuel system for compression-ignition engine

20230068444

Supplemental fuel system for compression-ignition engine

20230064208

Supplemental fuel system for compression-ignition engine

20230064061

Supplemental fuel system for compression-ignition engine

20210033046

Gas Admission Valve and Fuel Gas Supply Assembly with Leakage Containment Flowpath

20200362797

Fuel system having isolation valves between fuel injectors and common drain conduit

20200149441

Valve seat insert for engine having double-crowned seating surface profiled for limiting valve recession

20200149440

Valve seat insert for internal combustion engine profiled to resist valve recession

20190309718

Co-axial dual fluids metering system and methods

20170321636

Gas injector including an outwardly opening valve closure element

20170016417

Fuel injection device

20160319788

Gas flow limiter for a fuel system and process for use thereof

20150167599

Injector-igniter with fuel characterization

20150069144

Motion modifiers for fuel injection systems

20150000641

Method and device for injecting a gaseous medium

20140299671

Co-axial dual fluids metering system and methods

20140261303

Injector-igniter with fuel characterization

20140021272

Liquid phase injection tip icing prevention

20130319373

Dual fuel injector and fuel system

20130276746

Multifuel storage, metering and ignition system

20100108023

Multifuel storage, metering and ignition system

20070044774

LPI engine system