Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02F - Cylinders, pistons, or casings for combustion engines; Arrangements of sealings in combustion engines › F02F 1 - Cylinders; Cylinder heads
Patents for F02F 1 - Cylinders; Cylinder heads (16,229)
11/1987
11/03/1987US4703734 Multi-valve internal combustion engine
11/03/1987US4703729 Intake system with double intake ports for internal combustion engine
10/1987
10/29/1987DE3613099A1 Method for the thermal insulation of the cylinder walls of a water-cooled cylinder block of a reciprocating piston internal combustion engine
10/27/1987US4702207 Intake arrangement for internal combustion engine
10/27/1987US4702203 Intake means of internal combustion engine
10/22/1987WO1987006304A1 I.c. engine with deck parting line intermediate of cylinder block
10/22/1987DE3608925A1 Charge cycle control for a piston internal combustion engine
10/20/1987US4700669 Intake device of an internal combustion engine
10/20/1987US4700665 Cylinder head with coolant passage passing around outside of cylinder head fixing bolt boss and directing coolant flow toward squish area cooling passage portion
10/20/1987US4700480 Base structure of a motor saw
10/20/1987US4700444 Method for making a composite engine cylinder block with preformed liner
10/14/1987EP0241434A2 Valve control device in the timing system of an internal combustion engine
10/14/1987EP0241185A1 An improved arrangement of radially disposed poppet valve actuation in an internal combustion engine
10/14/1987CN87203724U Water jacket volume enlarged cylinder for gasoline engine
10/13/1987US4699104 Internal combustion engine cylinder head variable swirl siamese type intake port structure with bypass passage from straight intake passage communicated by gap to helical intake passage
10/13/1987US4699100 Chamber construction for internal combustion engine
10/13/1987US4699092 Fluid-cooled cylinder head
10/08/1987DE3611476A1 Method for the actuation of valves for exhaust and refill in internal combustion engines with direct hydraulic transmission
10/07/1987EP0239997A2 Engine cooling device
10/06/1987US4697554 Internal combustion engine and cylinder head therefor
09/1987
09/30/1987EP0239303A2 Reciprocatory internal combustion engine
09/30/1987EP0238879A2 Internal-combustion engine cylinder head
09/29/1987US4696866 Aluminum, silicon alloy type; wear, heat resistance; engines
09/29/1987US4696262 Air-cooled internal combustion engine
09/29/1987CA1227387A1 Engine part
09/23/1987EP0237569A1 Combustion chamber of a spark ignition stratified charge engine
09/22/1987US4695329 Method for manufacturing a cylinder head of cast aluminum alloy for internal combustion engines by employing local heat treatment
09/16/1987EP0105933B1 Combustion chamber of diesel engine
09/15/1987US4693294 Apparatus for producing by the casting technique a cooling means for webs between adjacent cylinders of a cylinder block and a cylinder block produced accordingly
09/15/1987US4693226 EGR control system
09/15/1987US4693218 Internal combustion engine
09/08/1987US4691754 Destructible thermoplastic about insert
09/02/1987EP0235121A1 Internal combustion engine
09/01/1987US4690110 Variable valve mechanism for internal combustion engines
09/01/1987US4690105 For an internal combustion engine
09/01/1987US4690104 Cylinder head with inwardly projecting cup plug in casting sand extraction hole for speeding up coolant flow
08/1987
08/26/1987EP0233555A2 Method of working a canal in a casting by chip cutting
08/26/1987CN86108743A Intake manifold for six-cylinder gasoline engine
08/25/1987US4688532 Intake system for direct fuel injection diesel engine
08/25/1987US4688524 Apparatus for cooling cylinder head of an engine
08/25/1987US4688523 Method and apparatus for cooling cylinder head of an engine
08/20/1987DE3604667A1 Cast cylinder head for a multi-cylinder in-line internal combustion engine
08/20/1987DE3604666A1 Cylinder head for a reciprocating piston internal combustion engine
08/19/1987EP0232467A2 Multi-cylinder internal combustion engine
08/18/1987US4686948 Head for high performance internal combustion engine
08/18/1987US4686945 Valve structure for an internal combustion engine
08/18/1987US4686944 Intake manifold structure for V-type engine
08/18/1987US4686943 Closed-deck cylinder block for water-cooled internal combustion engines
08/12/1987EP0232028A1 Ceramic-metal composite body
08/11/1987US4685428 Multi-cylinder internal combustion engine
08/11/1987CA1225335A1 Two-cycle engine
08/11/1987CA1225311A1 Cylinder liners
08/06/1987DE3702060A1 Reciprocating piston internal combustion engine with lubricating oil cooling
08/05/1987CN86204648U Cylinder case forced cooled by cooling water in setting flange for miniature and medium-sized ic engine
08/04/1987US4684351 Outboard engine structure
08/04/1987US4683855 Multiple valve engine
07/1987
07/30/1987DE3701674A1 Inlet port for a valve-timed four-stroke internal combustion engine
07/30/1987DE3602229A1 Liquid-cooled cylinder head of modular construction
07/29/1987EP0230017A2 Cylinder head
07/28/1987US4682571 Exhaust gas recirculation system for crankcase scavenged two cycle engine
07/23/1987DE3601702A1 Cylinder head for an internal combustion engine
07/23/1987DE3601383A1 Crank case with cooling chambers cast in
07/21/1987US4681069 Overhead camshaft engine
07/16/1987DE3600408A1 Reciprocating piston internal combustion engine
07/15/1987EP0228533A2 Internal-combustion engine with at least one overhead camshaft
07/15/1987EP0228509A2 Exhaust gas recirculation system for crankcase scavenged two cycle engine
07/14/1987US4679532 Valve arrangement for internal combustion engine
07/08/1987EP0228282A2 Aluminium alloy cylinder head with a valve seat formed integrally by copper alloy cladding layer and underlying alloy layer
07/07/1987US4677723 Valve bridge construction method
07/07/1987CA1223787A1 Valve seat inserts
07/02/1987WO1987003929A1 Heat engine with cooling of the pistons and jackets
07/01/1987EP0227383A2 Chamber construction for internal combustion engine
07/01/1987EP0226941A2 Combustion chamber for internal combustion engines
06/1987
06/30/1987US4676210 Air-compressing reciprocating piston-equipped internal combustion engine
06/30/1987US4676202 Engine cooling system
06/30/1987US4676064 Heat-insulated port liner arrangement and method of fabrication
06/25/1987DE3545448A1 Reciprocating piston internal combustion engine, especially multi-cylinder in-line internal combustion engine with a separate cylinder head
06/24/1987EP0226143A2 Thermal fatigue resistant cylinder head
06/19/1987DE3544787A1 Cylinder head with a divided heat shield for an internal combustion engine
06/19/1987DE3544233A1 Exhaust port geometry for two-stroke trunk piston internal combustion engines
06/17/1987CN86206000U Gas-jetting cylinder for petrol engine
06/16/1987US4672925 Two-cycle engine
06/16/1987US4672923 Internal combustion engine with at least two liquid cooled cylinders
06/16/1987US4672922 Air-cooled overhead-valve engine
06/09/1987US4671743 Piston pump
06/09/1987US4671233 Cylinder head variable swirl siamese type intake port structure including biasing means diverting mixture flow towards diverting means which bypasses straight intake passage control valve
06/09/1987US4671228 Four stroke internal combustion engine
06/09/1987US4671222 Valve actuating device in an internal combustion engine having four valves inclined in a V configuration and a central spark plug per cylinder
06/09/1987US4671219 Two-stroke internal combustion engine
06/09/1987US4671216 Air intake device for a V-type engine
06/03/1987EP0224345A1 Valve seat insert and cylinder head with the valve seat insert
06/02/1987US4669443 Ignition device for spark-ignited internal combustion engine
06/02/1987US4669434 Internal combustion engine cylinder head variable swirl siamese type intake port structure, with auxiliary straight passage, pointing at spark plug, leading from mixture intake to downstream end of straight intake port
06/02/1987US4669428 Intake manifold for multi-cylinder internal combustion engines
05/1987
05/27/1987EP0223158A1 Perfected internal combustion engine block
05/26/1987US4667636 Fuel injection type internal combustion engine
05/26/1987US4667635 Helical spring forming cooling channel around liquid-cooled cylinder
05/20/1987EP0222402A2 Cooling air guiding device for an air cooled internal-combustion engine
05/19/1987US4665867 Cooling structure for multi-cylinder piston-engine cylinder block
05/19/1987CA1221887A1 Unitary installation of engine cylinder liner, piston and rod
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