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Patent Searching and Data


Matches 1 - 50 out of 8,418

Document Document Title
WO/2017/048889A1
Reciprocating apparatuses such as a displacer in a Stirling engine or Vuilleumier (thermally-driven) heat pump and such as a poppet valve in an internal combustion engine have been known to be built with a mechatronic actuator. The recip...  
WO/2017/041865A1
The invention relates to a valve arrangement for supplying air to an internal combustion engine. The valve arrangement comprises a first valve and a second valve arranged within the first valve. The invention also relates to a valve guid...  
WO/2017/041835A1
The invention relates to a valve arrangement for supplying air to an internal combustion engine. The valve arrangement comprises a first valve and a second valve arranged within the first valve.  
WO/2017/034619A1
A valve stem seal assembly has a valve stem seal and a top sealing valve seal retainer that extends down the outside of the valve stem seal from its top, where a plurality of heat dissipating features are unitarily formed about the outsi...  
WO/2017/030060A1
A valve stem seal is configured so that the valve stem seal can be prevented from being dislodged due to an increase in back pressure, can be easily mounted to a valve guide, and will require a reduced mounting space. A valve stem seal (...  
WO/2017/021635A1
The invention relates to a cylinder head (10) for an internal combustion engine (1), including a deck (40) and valve seats (50) for positioning opposite a cylinder block (2); gas-exchanging conduits (60) extending from the valve seats (5...  
WO/2017/022505A1
A sliding member is provided with a base material and a film layer formed on the base material. The film layer is obtained from a particle aggregate comprising multiple first particles obtained from a precipitation hardening copper alloy...  
WO/2016/207114A1
The present invention relates to a reciprocating internal combustion engine with a high fuel efficiency and a low level of emissions. This is achieved by structural measures that improve the combustion process, including but not limited ...  
WO/2016/204236A1
The present invention comprises: a crank angle sensor 4 for outputting crank angle signals for which a plurality of reference positions are set in advance in accordance with the rotation of a crankshaft 2; a cam sensor 5 for outputting a...  
WO/2016/202525A1
The invention relates to a valve guide for internal combustion engines, which is produced by produced by powder metallurgical processes, comprising a central section, an end piece facing the cam and an end piece facing the duct. The cent...  
WO/2016/198205A1
The invention relates to a method for coating a valve (1) of an internal combustion engine (2), in particular a place on a valve stem (5) of the valve (1), in which - the valve (1) is immersed, at least at the place that is to be coated,...  
WO/2016/185521A1
The present invention makes it possible to suppress variations in the weight of a high viscosity substance at each extrusion of the high viscosity substance and each cut-off to the extent possible. Metallic sodium (5) filled into an extr...  
WO/2016/177419A1
The present disclosure relates to a valve seat insert (14) for an internal combustion engine (10). A first portion (16) of the valve seat insert (14) being adapted to contact a cylinder head (12) and a second portion (18) of the valve se...  
WO/2016/174501A1
The present invention relates to a cylinder-piston system, comprising at least one cylinder (102), at least one piston (201) configured for a reciprocating linear motion inside the cylinder (102), and at least one rotating shaft system (...  
WO/2016/174912A1
The present invention is provided with: an umbrella part metallic sodium insertion device (130) for inserting rod-shaped metallic sodium (Na) into a hollow part (H) of a hollow valve (V); a melting device (140) for melting the metallic s...  
WO/2016/148806A1
A valve (100) for use in an internal combustion engine (200) is disclosed. The valve (100) includes a stem (104) friction welded to a head portion (116). The head portion (116) is cast from a single crystal metal (306) using a casting pr...  
WO/2016/147428A1
[Problem] To provide an internal combustion engine component having a combination of good heat insulating properties and higher durability than the prior art. [Solution] The present invention relates to an internal combustion engine comp...  
WO/2016/146159A1
Steam engine comprising: a cylinder (10), a steam chamber (44) to be supplied with live steam, the steam, chamber (44) having an opening (43) for introducing live steam into the cylinder (10) and a valve seat (59), a valve member (52) ur...  
WO/2016/146311A1
The invention relates to a valve (2) of an internal combustion engine (1), in particular an inlet valve or an outlet valve, comprising a valve disc (3) that transitions into a valve shaft (5) via a valve throat (4). According to the inve...  
WO/2016/124923A1
A valve stem sealing unit (65) for forming a seal round a valve stem (41, 43) of a poppet valve (19, 21) in an engine (1) having a body (5, 7, 13) and operated by a working fluid, the valve stem sealing unit (65) including: a housing (67...  
WO/2016/121482A1
Tumble flow in a fuel chamber is strengthened without complicating structure. An intake port structure for an engine has an intake port (5) of an engine which is continuous with the upstream side of the inner surface of an annular seat r...  
WO/2016/111022A1
This engine member with a ceramic coating layer is obtained by forming a ceramic coating layer on a surface that faces the engine combustion chamber, said ceramic coating layer being formed from a ceramic starting material. This engine m...  
WO/2016/111024A1
An engine valve with a ceramic coating layer obtained by forming a ceramic coating layer of a ceramic starting material on the back surface of a valve head, characterized in that: the ceramic coating layer has a thickness of 220-1,000 μ...  
WO/2016/091808A1
The invention relates to a method for producing at least one hollow valve (1) for gas exchange, in particular for internal combustion engines. It is essential to the invention that a) a bore (4) is introduced into a valve shaft (2) and i...  
WO/2016/075041A3
The invention relates to a low-pressure automatic control system for a fuel-delivery device of a fuel-injection system. The low-pressure automatic control system is designed with: a delivery line (12) which forms a supply from a delivery...  
WO/2016/057481A1
A valve (100) for use in an internal combustion engine (200) is disclosed. The valve (100) includes a stem (102) connected to a fillet (103) disposed between the stem (102) and a seat face (104). A thermal spray technique, such as a high...  
WO/2016/045768A1
A valve seat insert (10A, 10B, 10C) for a cylinder head (104) of an internal combustion engine (100) comprises a ring-shaped body (20) defining a passage (22) for enabling a fluid to pass through the body (20) along an axial direction (Z...  
WO/2016/046451A1
Invention relates to a gas exchange valve assembly (12) for an internal combustion engine comprising a valve member including a head (20) and a stem part (22), and a guide member (24), in which the guide member is provided with a substan...  
WO/2016/035132A1
Provided are a method and a device for supplying metallic sodium to a hollow valve that can easily and quickly supply metallic sodium even to hollow portions of hollow valves with small diameter shafts without the surface thereof being o...  
WO/2016/030983A1
[Problem] To make the face surface of a poppet valve more uniform in rigidity and strength, the poppet valve being manufactured by forging. [Solution] Provided is a method for manufacturing a poppet valve 10 by forging, the poppet valve ...  
WO/2016/031455A1
The present invention provides a hollow engine valve achieving high durability while suppressing an increase in manufacturing cost, and a manufacturing method therefor. A manufacturing method for a hollow engine valve (1) comprises: a st...  
WO/2016/003378A1
The present invention relates to a coating system (1) and method (100), which is applied to the surfaces of the diesel engines' cylinder head, exhaust/intake valves, exhaust/intake ports and/or pistons that are exposed to combustion gase...  
WO/2016/000672A1
The invention relates to a cylinder head (2) for an internal combustion engine (1), comprising a gas channel (11, 12) that has at least one valve (7), said at least one valve (7) being a valve plug (7) connected rigidly to the cylinder h...  
WO/2016/003933A1
A. moment-cancelling, four-stroke engine is disclosed. The engine includes a first cylinder having a first piston and a second cylinder having a second piston, a first crankshaft operably connected to the first piston and a second cranks...  
WO/2015/198932A1
The present invention addresses the objective of providing: a press-fit-type sintered valve seat for use in a high-efficiency engine, the valve seat having high valve cooling performance and high wear resistance; and a method for manufac...  
WO/2015/195036A1
A method for diagnosis of at least one valve (10, 11) in at least one cylinder (61-66) in a combustion engine (1) comprising the steps, at a movement of a piston (14) in said cylinder (81-86), of detecting movements propagating in a cyli...  
WO/2015/189530A1
The invention relates to an engine with side valves including: at least one cylinder (2) which leads into a combustion chamber (3), a piston (1) extending inside said cylinder and engaging with at least one crankshaft (9); at least one i...  
WO/2015/187034A1
Inlet valve (110) for a cylinder of an combustion engine, comprising an upper valve stem (112) and a lower disk shaped valve seat (114) with a linear and oblique outer seating surface (116), said valve seat (114) being wider in cross sec...  
WO/2015/182248A1
A supercharged internal combustion engine according to the present invention includes a compressor 16a that supercharges intake air; an EGR passage 22 that connects an intake passage 12 at the upstream side of the compressor 16a and an e...  
WO/2015/180742A1
The present invention relates a valve arrangement (101, 201, 301) for a cylinder (202) of an internal combustion engine arrangement (100), said valve arrangement (101, 201, 301) comprising a check valve (304) configured to be positioned ...  
WO/2015/177076A3
The invention proposes an active chamber engine, comprising at least one piston (2) slidingly mounted in a cylinder (1) and operating according to a three-phase thermodynamic cycle comprising an isobaric and isothermal transfer, a polytr...  
WO/2015/170384A1
Provided is a hollow poppet valve having improved heat conductivity. A hollow poppet valve (10) has an umbrella section (14) formed integrally at a shaft end of the valve. A hollow section (S) is formed in the valve so as to extend from ...  
WO/2015/147272A1
Provided are a method in which a high-temperature-resistant, corrosion-resistant metal layer can be simply and quickly joined to a flame contact surface of an exhaust valve stem for an internal combustion engine and an exhaust valve stem...  
WO/2015/141331A1
The present invention provides a valve seat constituted of an iron-based sintered alloy, the valve seat containing no Co and, despite this, being excellent in terms of heat resistance, oxidation resistance, and wear resistance and also o...  
WO/2015/133002A1
Provided is a double-layer-coated aluminum base material which is suitable for use as members such as engine members that are required to have heat-insulating performance and which has sufficient heat-insulating performance, and in which...  
WO/2015/129612A1
The purpose of the present invention is to provide a mobile wall member provided with a fire-contacting surface that exhibits desired corrosion resistance and broadens the range of buffer layer materials able to be selected. Provided is ...  
WO/2015/125231A1
The present invention removes burrs without increasing the length of the processing line between the cutting device and the polishing device and prevents abnormal wear of the grindstone due to burr removal in the polishing device. A pair...  
WO/2015/121920A1
Provided is a poppet valve which is configured so as to prevent all the three modes of heat transfer from occurring, thereby enabling maximum combustion efficiency to be achieved. A poppet valve has an umbrella section (14) integrally fo...  
WO/2015/118924A1
A sliding mechanism (1) comprising a first sliding member (10) and a second sliding member (20) being a partner member that slides relative to the first sliding member (10). The first sliding member (10) has a starting material phase (11...  
WO/2015/118690A1
The relative value of a thermal insulation effect and a heat drawing effect are adjusted and maximum combustion efficiency achieved by using a poppet valve using a refrigerant. A heat-insulation space (S1) separated by a partition wall (...  

Matches 1 - 50 out of 8,418