Patents
Patents for F02B 77 - Component parts, details, or accessories, not otherwise provided for (9,006)
02/1992
02/20/1992DE4104011C1 IC engine control system - uses EGR and low heat conduction inlet manifold with matching of inlet air to injected fuel volume
02/18/1992US5088345 Composite crankshaft for a two-stroke engine
02/18/1992US5088318 Determining device for determining a failure in an engine cylinder
02/18/1992CA1296088C Accoustic enclosure for an engine generator set
02/05/1992EP0470064A2 Internal combustion engine
02/05/1992EP0469658A2 Method of analysing cylinder performance in an internal combustion engine
02/04/1992US5085192 Internal combustion engine ignition system and cleaning device
02/04/1992US5085072 Detection process and device for an electronic injection system of a multicylinder engine
01/1992
01/29/1992EP0468322A1 Vehicle engine bonnet
01/27/1992CA2047626A1 Method and apparatus to improve fuel economy of internal combustion engines
01/22/1992EP0466850A1 Installation for venting the petrol tank of a motor vehicle and process for testing its performance.
01/22/1992EP0335894B1 Automobile engine cup plug and assembly method
01/21/1992US5081970 Heat-insulating engine with swirl chamber
01/16/1992DE4021931A1 Heat-insulated piston-engine - has combustion piston with hollow ceramic crown working inside annular one
01/14/1992US5080949 Heat shield with mounting means for use in a vehicle powered by an internal combustion engine
01/14/1992US5080081 Four-cycle heat insulating engine
01/14/1992US5080080 Method and apparatus to improve fuel economy of internal combustion engines
01/14/1992US5080066 Method of controlling engine
01/14/1992US5079946 Valve position sensor diagnostic
01/09/1992DE4019914A1 Monitor circuit for oil pressure switch on IC engine - has electronic switch in series with capacitor supply for time delay protection
01/08/1992CN1057702A Method of recording engine cycle and its apparatus
01/02/1992EP0274505B1 Insulation material and method of applying the same to a component in a combustion engine
01/02/1992DE4020151A1 Air-cooled IC engine with sound encapsulation - has front silencer to reduce intake air noise
01/01/1992CN1015278B Internal combustion engine noise reduction plate
12/1991
12/31/1991US5076247 Automatic carburetor air preheat system
12/31/1991US5076237 Means and method for measuring and controlling smoke from an internal combustion engine
12/31/1991US5076054 Woven or braided silicon carbide fiber tube; vapor deposition of silicon carbide on inner walls; stress resistant; minimizes decrease in exhaust gas temperature; liners
12/24/1991US5074812 Torsional damper for marine propulsion engine
12/18/1991EP0461941A1 Multifunctional element for assembling two pieces locked by threaded connection
12/17/1991US5072613 Method for evaluation of fluid flow within a simulated combustion chamber
12/17/1991CA1293160C Cylinder liner reconditioning process
12/15/1991WO1991019890A1 Filter and method for cleaning engine cooling system
12/12/1991DE4018639A1 Monitoring IC engine w.r.t. rate of temp. change - processing temp. measurements at intervals for prodn. of alarm signal or shut=down of engine
12/11/1991CN1056904A High efficiency clening agent for engine of vehicle
12/10/1991US5072092 Excimer laser treatment of engine bearing surfaces such as cylinders
12/10/1991US5070832 Engine protection system
12/10/1991US5070727 Crankshaft angular position detecting apparatus
12/10/1991US5070726 Cylinder recognition apparatus for a multi-cylinder internal combustion engine
12/05/1991WO1991019260A1 Engine diagnostic apparatus and method
12/05/1991CA2062769A1 Engine diagnostic apparatus
12/04/1991EP0459946A1 Monitoring system, especially for engines, compressors and reciprocating machines
11/1991
11/28/1991WO1991018198A1 Cylinder head gasket
11/27/1991EP0458775A2 Device for electronic measurement of the rotational speed of internal combustion engines and a method for motor surveillance using this device
11/21/1991EP0457750A1 Internal combustion engine with cooling liquid
11/19/1991US5066023 Ionization sensor
11/19/1991US5065721 Power supply circuit for dual throttle position sensors of an electronic engine throttle control
11/19/1991US5065705 System for preventing overheat of engine for vehicle
11/15/1991CA2039966A1 Engine maintenance fluid introduction system
11/14/1991DE4015109A1 Zylinderkopfdichtung Cylinder head gasket
11/14/1991DE4014502A1 Installing sensor in shape-pressed seal - inserting sensor into aperture in preformed gasket material before pressing esp. for IC engine cylinder head gasket
11/12/1991US5063897 Accessory drive arrangement for engine
11/12/1991US5063896 Chamber and engine cleaning apparatus and method
11/07/1991DE4014036A1 Adiabatic combustion engine - comprises silica glass piston and cylinder with surface temps. around 800 degrees celsius
11/06/1991EP0454895A2 Engine valve cover gasket with electrical bridge
11/05/1991US5062400 Diesel engine shut-down device
11/05/1991US5062399 Piston protection system for internal combustion engine
10/1991
10/30/1991EP0454101A1 Two cycle internal combustion engine with fuel injection
10/29/1991US5060608 Engine control apparatus
10/23/1991EP0407397B1 Pressure transducer for determining the pressure in the combustion chamber of an internal combustion engine
10/23/1991EP0358701B1 Provision for the combustion chamber surfaces of an internal combustion engine
10/22/1991US5058488 Means for preventing the build-up of carbon deposits on pistons
10/15/1991US5056485 Crank angle sensor and ignition timing control system using same
10/15/1991US5056482 Engine protecting system
10/15/1991CA1290642C Vibration resistant rupturable pressure relief member
10/10/1991DE4011181A1 Motor vehicle engine cooling system - has fan-wheel housed in opening in sound-insulation cladding for engine
10/08/1991US5055435 Ceramic materials to be insert-cast
10/08/1991US5054443 Heat-insulating engine with swirl chamber
10/08/1991US5054441 Decompression device in a two-cycle engine
10/03/1991WO1991014518A1 Carbon-cleaning apparatus for diesel engines
10/01/1991US5052358 Cylinder recognition apparatus for an internal combustion engine
09/1991
09/24/1991US5050549 Method of cleaning internal combustion engine cooling system and filter for use therein
09/18/1991EP0261180B1 Anti-contamination flow control in liquids
09/17/1991US5049291 Oil additives
09/04/1991EP0268684B1 Monitoring system for maintenance of car
09/03/1991US5044336 Cylinder recognition apparatus and method for a multi-cylinder internal combustion engine
09/03/1991US5044334 Process for clean simple and high speed oil change and/or flushing of the moving components of the crankcase in an internal combustion engine
09/03/1991CA1288262C Reciprocating balance weight mechanism for a piston type internal combustion engine
08/1991
08/27/1991US5043984 Method and system for inspecting microprocessor-based unit and/or component thereof
08/27/1991US5043697 Apparatus for deciding engine-oil replacing time for an automobile
08/27/1991US5042617 Method of reducing the presence of sludge in lubricating oils
08/22/1991WO1991012426A1 Installation for venting the petrol tank of a motor vehicle and process for testing its performance
08/20/1991US5041980 Method and apparatus for producing fault signals responsive to malfunctions in individual engine cylinders
08/20/1991US5040503 Air and fuel delivery apparatus
08/14/1991EP0440894A2 Trigger circuit with self-adjusting reference value
08/13/1991US5038890 Oil pan structure for internal combustion engine
08/07/1991EP0440401A1 Air-cooled internal combustion engine
08/07/1991EP0397688A4 Sealed container
07/1991
07/31/1991EP0439432A1 Sound absorbing heat shield
07/31/1991EP0207087B1 Re-regulation circuit for automobile tachometer detection circuit
07/30/1991US5035637 Engine valve cover gasket with electrical bridge
07/25/1991WO1991010828A1 A means and method for measuring and controlling smoke from an internal combustion engine
07/25/1991DE4020936C1 Combustion engine chamber wall lining - by soot formed by combustion of carbonaceous material, esp. acetylene, gives constant wall dimensions
07/24/1991CN2081434U Adiabatic engine with ceramic chamber lining
07/23/1991US5033578 Internal combustion engine having a sound-proofing casing
07/23/1991US5033489 Manual, self-contained, free-standing, vehicle washing/cleaning center
07/23/1991US5033427 Heat-insulating engine structure
07/17/1991EP0437303A2 Ceramic port liners
07/17/1991EP0437302A2 Ceramic port liners
07/16/1991US5031589 Safety device for preventing the loss of container closure plugs
07/11/1991WO1991010205A1 Method and device for storing intermittent functional faults of a physical system and of context variables of these faults
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