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 3 - Pistons
Patents for F02F 3 - Pistons (8,555)
01/1990
01/04/1990DE3822442A1 Process for heat-treating cast light-metal components for internal combustion engines
01/04/1990DE3822031A1 Light alloy piston for internal combustion engines
01/03/1990EP0348828A2 Pistons
01/02/1990US4890543 Light metal piston for internal combustion engines and method of making the same
12/1989
12/27/1989EP0347627A2 Method for producing a piston with cavity
12/26/1989US4889557 Tensile strength
12/21/1989DE3820473A1 Trunk piston for internal combustion engines
12/19/1989US4887519 Expansion-controlled light alloy piston
12/19/1989US4887518 Internal combustion engine piston with threaded ceramic piston head
12/13/1989EP0346264A2 Spray nozzle assembly for piston cooling
11/1989
11/30/1989DE3817107A1 Light alloy control piston
11/28/1989US4883029 Piston and piston ring construction
11/23/1989DE3817203A1 Two-part piston, particularly for internal combustion engines
11/21/1989US4881501 Diesel engine having shaped flame dispersing recess in piston crown
11/09/1989DE3814500A1 Piston, especially for internal combustion engines
11/07/1989US4878466 Piston of an internal combustion engine
11/01/1989CN2046930U Piston construction of internal-combustion engine
10/1989
10/31/1989US4876947 Pistons with bearing lands
10/31/1989US4876850 Combustion engine for solid block fuel
10/26/1989DE3812479A1 Piston for an internal combustion engine
10/19/1989DE3838217A1 Trunk piston for internal combustion engines
10/10/1989US4872432 Oilless internal combustion engine having gas phase lubrication
10/04/1989EP0334855A1 Coolable trunk piston for internal combustion engines.
10/03/1989US4870869 Rotor composite engine
10/03/1989US4870733 Manufacturing method of a piston for an internal combustion engine
09/1989
09/21/1989DE3808349A1 Two-part piston, particularly for internal combustion engines
09/20/1989CN1035634A Method for manufacturing piston
09/19/1989US4867119 Engine piston assembly and forged piston member therefor having a cooling recess
09/13/1989EP0332430A1 Aluminum alloy composite material with intermetallic compound finely dispersed in matrix among reinforcing elements
09/12/1989US4864987 Heat insulating engine
09/07/1989DE3805929A1 Method and apparatus for joining a metal-ceramic heat shield to a piston, engine valve or the like by a casting technique
09/05/1989US4863807 Metal overcoating, perforated sheet, heat and corrosion metal foil, and meshes
09/05/1989US4862865 Insulation material and method of applying the same to a component in a combustion engine
08/1989
08/30/1989EP0330323A2 Oilless internal combustion engine having gas phase lubrication
08/30/1989EP0330005A2 Pistons
08/30/1989EP0329906A1 Mobile equipment for combustion engine and combustion engine comprising it
08/30/1989CN1035160A Internal-combustion piston engine with wet cylinder-bushes
08/24/1989WO1989007710A1 Reciprocating internal combustion engine with wet cylinder linings
08/16/1989EP0327595A1 Single-piece, lightweight and low-friction light-metal piston for internal combustion engines.
08/16/1989EP0327546A1 Pressure ignited combustion engine.
08/15/1989US4856417 Trunk piston for use in an internal combustion engine
07/1989
07/18/1989US4848291 Heat-insulating piston structure
07/18/1989US4847964 Method of producing a crown for an articulated piston
07/12/1989CN1033861A Super-short piston for a reciprocating engine
07/05/1989EP0207944B1 Method of squeeze forming metal articles
07/04/1989US4843952 Low-height articulated piston with skirt-overhanging guide portions on head
07/04/1989US4843698 Process for the production of a cast piston upper part of a two-part piston
07/04/1989CA1256761A1 Internal combustion engine piston and a method of producing the same
06/1989
06/21/1989EP0321159A2 Heat insulating engine
06/15/1989DE3819663A1 Built liquid-cooled piston with splash oil feed
06/14/1989EP0305521A4 Piston of internal combustion engine.
06/13/1989US4838149 Pistons
06/13/1989CA1255554A1 Reinforced pistons
06/13/1989CA1255553A1 Pistons
06/08/1989DE3830033A1 Built, oil-cooled piston for internal combustion engines
06/06/1989US4836093 Piston assembly
05/1989
05/30/1989US4833977 Piston for internal combustion engine
05/30/1989CA1254803A1 Pistons for internal combustion engines
05/24/1989EP0316330A1 Piston upper part with incorporated support bearings for supporting the piston pin of a piston engine.
05/23/1989US4831977 Pistons with wear resistant solid film lubricant coatings
05/23/1989US4831919 Asymmetric oval piston with higher convexity thrust face
05/23/1989US4831918 Light alloy pistons with reinforcing inserts for the piston pin bores
05/23/1989US4831917 Multiple piece piston for an internal combustion engine
05/17/1989EP0158661B1 Piston for i.c. engine
05/16/1989US4830932 Low thermoconductivity and expansion fiber bonded with light weight alloy body
05/16/1989US4830517 Device for locking rotation of an eccentric bearing of a compression ratio changing device
05/16/1989US4829954 Method of forming self-sealing piston
05/16/1989US4829940 Piston for two-cycle engines
05/16/1989US4829883 Pistons
05/16/1989CA1254157A1 Piston assembly
05/10/1989EP0215047B1 Pistons
05/03/1989EP0204792B1 Pistons
05/02/1989US4825828 Direct fuel injection
04/1989
04/26/1989CN2036575U Double-cyclone combustion system
04/25/1989US4824338 Pump arrangement which includes axially extending cylindrical ring noses on coned rings with a centering ring and seal ring radially of the face wherein two of the ring nose are oppositionally directed and laid together
04/20/1989DE3733964A1 Coolable trunk piston for internal combustion engines
04/19/1989EP0312162A2 Two-stroke internal combustion engine
04/19/1989CN2036210U Fuel-film atomised-combustion diesel engine protected from cylinder broaching
04/18/1989US4822255 Pump for pressures exceeding one thousand atmospheres by the provision of a half-pressure chamber around a high pressure chamber between coned ring elements
04/18/1989CA1252677A1 Pistons
04/13/1989DE3733601A1 Light alloy piston for internal combustion engines
04/13/1989DE3732927A1 Coolable trunk piston for internal combustion engines
04/12/1989EP0311319A1 Improved lubricant compositions for internal combustion engines
04/11/1989US4820480 Flexible conformable vanes made of carbonaceous materials
04/11/1989CA1252269A1 Method and apparatus for disposal of toxic wastes by combustion
04/06/1989WO1989002982A1 Cooled plunger for internal combustion engines
03/1989
03/22/1989CN1031885A Reciprocal piston set and linkage
03/15/1989EP0172253B1 Combustion chamber structure for diesel engines
03/15/1989EP0157831B1 Dynamic variable compression ratio i.c. engine
03/14/1989US4811708 Combustion space for a reciprocating piston internal combustion engine
03/14/1989US4811654 Internal combustion engine piston with laterally offset crudgeon-pin bore in piston head and body portions
03/14/1989CA1251010A1 Cast metal composite article
03/09/1989DE3728167A1 Heavy oil engine with bowl-in pistons
03/08/1989EP0305521A1 Piston of internal combustion engine
03/07/1989US4809652 For internal combustion engine
03/07/1989US4809591 For reciprocation in an internal combustion engine
03/07/1989US4809503 Solid fuel bar combustion device and a compressor
02/1989
02/22/1989EP0268666A4 Piston-and-cylinder arrangement with radially-yieldable piston head.
02/21/1989CA1250200A1 Reinforcement of pistons of aluminium or aluminium alloy
02/15/1989EP0303444A2 Combustion chamber for diesel engines
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