Patents
Patents for F02M 7 - Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions (2,491)
01/1995
01/18/1995CN2187682Y Automatic fuel supply controlling fuel-saving device for automobile
01/10/1995US5379739 Carburetor
01/03/1995US5377650 Low emission engines
12/1994
12/13/1994US5372101 Fuel feeding device for internal combustion engine
11/1994
11/16/1994CN2182885Y Jet type carburettor
10/1994
10/12/1994CN1093439A Gas bath type oil supply method
09/1994
09/13/1994US5345912 Method and device for controlling a carburetor
07/1994
07/20/1994EP0490953B1 Carburettor metering systems
06/1994
06/16/1994DE4233841A1 Carburettor with altitude compensation
06/15/1994CN2168959Y Automatic safe and oil-saving purifier of automobile
06/01/1994EP0598990A1 Carburetor with accelerator and idle circuit shut-off
05/1994
05/10/1994US5309889 Carburetor kit for improved air-fuel mixture
05/10/1994US5309875 For providing a fuel-air mixture to an internal combustion engine
04/1994
04/27/1994CN2163237Y Starting booster pump for motorcycle
04/20/1994CN2162534Y Throttle pull-rod device for motor vehicle
04/20/1994CN2162533Y Carburettor for motorcycle
04/12/1994US5301644 Fuel shut-off mechanism for internal combustion engines
04/05/1994US5299551 Carburetor kit for improved air-fuel mixture
03/1994
03/23/1994CN2159456Y Oil saver for motorcycle
03/03/1994WO1994004805A1 Multifluid flow control unit
02/1994
02/08/1994US5284113 Arrangement in an i. c. engine
02/03/1994CA2167481A1 Power vapor nozzle and splash plate
02/02/1994CN1081494A Fuel-saving type carburetor
01/1994
01/27/1994DE4323969A1 Carburettor for gaseous fuel used in small four stroke engines - pref. includes leaf value of polyimide, polyester flexible corrosion resistant metal or stainless steel allows low speed idling and has high efficiency over middle load range
01/19/1994CN2153644Y Oil-saving accelerator for motocycle
01/05/1994CN1023420C Self-regulated wave vibrating type carburettor
12/1993
12/29/1993CN1080025A Technology and method of economizing and lowering dirt for IC engine
11/1993
11/17/1993CN2146575Y Carburettor for Model-250 motorcycles
11/02/1993US5258143 Carburetor with a cam-controlled venturi
10/1993
10/06/1993CN1076997A Main hole controller of pumping membrane type adjustable carburetor
10/05/1993US5250233 Carburetor with accelerator and idle circuit shut-off
09/1993
09/29/1993CN2142886Y Oil-economized carburettor
08/1993
08/31/1993US5240649 Accelerating device for carburetor
08/05/1993DE4239673A1 Carburettor for IC engine - has fixed throttle, to set max. fuel flow profile, and adjustable throttle, to reduce profile to min.
07/1993
07/21/1993CN2138702Y Adjustable throat of automobile carburattor
07/13/1993US5226921 Control of the air ratio in a hot exhaust gas stream and oxygen probe therefor
06/1993
06/02/1993CN2135067Y Self-adjusting energy-saving carburettor
06/01/1993US5215063 Motor vehicle air-fuel ratio automatic control device
05/1993
05/25/1993US5213086 Fuel inlet system for internal combustion engine
05/04/1993US5207207 Carburetor metering and hot air dilution system
04/1993
04/28/1993CN1071490A Main spray tube of carburettor with blockage
04/20/1993CA1316416C Carburetor for an internal combustion engine
03/1993
03/03/1993CN2127745Y Cam control Venturi carburettor
01/1993
01/07/1993WO1993000509A1 Fuel inlet system for internal combustion engine
12/1992
12/23/1992CN2125716U Gasoline-saving device of automobile
12/16/1992CN2125009U Signal carburettor equal-pressure system for horizontal bicylinder gasoline engine
10/1992
10/28/1992CN2120188U Air-fuel mixture supply system for double cylinder symmetric position wind cooling four stroke gasoline engine
10/21/1992CN2119507U Air-fuel ratio regulator
09/1992
09/29/1992US5150673 Fuel supplying device for marine propulsion engine
09/01/1992US5143111 Multifluid flow control unit
08/1992
08/26/1992EP0368896B1 Auxiliary fuel supply system
08/12/1992EP0390913B1 Vaporiser nozzle
07/1992
07/28/1992US5133905 Fuel metering method and apparatus
07/07/1992US5128071 Carburetor
06/1992
06/30/1992US5126079 Carburetor
06/03/1992CN2106228U Oil-saving device for shanghai 760 mould car
06/02/1992US5117802 Dual fuel system for combustion engines
05/1992
05/20/1992CN2104940U Energy-saving and purification carburettor
05/06/1992EP0483303A1 Process for controlling the proportion of air in a hot exhaust-gas stream, and oxygen probe for use in the process.
04/1992
04/28/1992US5108664 Carburetor metering systems
04/15/1992CN2101768U Main sprayer nozzle of carburettor with valve
12/1991
12/18/1991CN2090877U Improved controller for supplying oil of carburetor
12/17/1991US5073133 Fuel supplying system for engine of outboard motor
11/1991
11/14/1991WO1991017434A1 Process for controlling the proportion of air in a hot exhaust-gas stream, and oxygen probe for use in the process
10/1991
10/31/1991WO1991016536A1 Carburetor for gasoline engines
10/29/1991US5060617 Fuel supply system for selectively increasing the fuel supply to an engine
10/29/1991CA1291382C Carburation system
10/28/1991CA2058452A1 Process for controlling the proportion of air in a hot exhaust-gas stream, and oxygen probe for use in the process
10/08/1991US5054449 CCAC (cylinder-cone air chamber) carburetor
10/08/1991CA1290203C Control device for throttle valve for internal combustion engine
09/1991
09/18/1991CN2084986U Oil-saving device for motorbike
09/17/1991CA1289024C Alcohol fuel operation conversion means for internal combustion engines
08/1991
08/28/1991CN2083636U Low pollution lower suction changeable venturi tube carburettor for gasoline engine
08/13/1991US5038742 Vaporizer nozzle
08/07/1991CN2082315U Changeble venturi carburator of low-pollution side draught type for motorbicycle
08/06/1991US5036818 Apparatus for regulating the inflow of fuel into the intake duct of an internal combustion engine
08/02/1991CA2009228A1 Vapouriser nozzle
07/1991
07/31/1991CN1053473A Self-regulated wave vibrating type carburettor
07/30/1991US5035222 System for correcting the composition of fuel-air mixture upon a change in the state of loading of an internal combustion engine
07/23/1991CA1286558C Carburetor altitude compensator apparatus
07/10/1991CN2080569U Power means for truck
06/1991
06/12/1991CN2078811U Carburettor for motorcycle
06/04/1991US5021198 Carburetor with high altitude compensator
05/1991
05/28/1991US5018503 Fuel increasing system for engine
05/14/1991US5014673 Fuel feed device for internal combustion engine
05/08/1991EP0135588B1 Fluidic transducer for switsching fluid flow
05/02/1991EP0424821A1 Fuel metering method and apparatus
03/1991
03/19/1991US5000134 Fuel supplying system for internal combustion engine
03/14/1991DE3929025A1 Carburettor with independent idling system - has air volume regulating screw with tip projecting into nozzle
03/09/1991WO1991003635A1 Carburettor metering systems
03/09/1991CA2066579A1 Carburettor metering systems
02/1991
02/26/1991US4996644 Air-fuel ratio control system for use in internal combustion engine
02/26/1991CA1280650C Auxiliary fuel supply system
02/19/1991US4993385 Device for controlling speed of an engine
01/1991
01/15/1991US4984547 Fuel injection system for injection carburetors
01/08/1991US4983330 Membrane carburetor having a coupling arrangement for coupling the choke and throttle flaps to each other
12/1990
12/18/1990US4978479 Corrected jet for an engine carburetor
12/12/1990CN2067323U Self-adjusting wave-vibration carburetor
12/12/1990CN2067322U Carburetor main nozzle with adjuster
12/12/1990CN1047721A Fuel injection device for injection carburetors
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