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Matches 1 - 50 out of 8,750

Document Document Title
WO/2019/101374A1
The present invention relates to a method for producing an internally cooled valve (2), which comprises providing a valve body (4) having a valve stem (6) that ends in a valve head (8), wherein the valve body (4) has a cavity (10) that i...  
WO/2019/104281A1
An apparatus for use in marine platform jacking is disclosed herein. In one aspect, a jetting valve includes a valve body with a piston assembly disposed therein. The piston assembly is selectively operated to open and close the valve. A...  
WO/2019/087863A1
The present application relates to the manufacturing of an iron-based sintered alloy valve guide having excellent abrasion resistance and thermal conductivity by sintering a molded body obtained by molding raw material powder that includ...  
WO/2019/086244A1
The invention relates to a poppet valve having a valve body comprising a valve stem body, a valve head body with a valve combustion face and a valve fillet body interconnecting the valve stem body and the valve head body, wherein the val...  
WO/2019/086154A1
The invention relates to an internally cooled valve (2) comprising a valve body having a valve head (4) and a valve stem (6), wherein the valve body has at least one cavity (8) in which coolant (10) is arranged, which is a nanofluid (12)...  
WO/2019/081397A1
The invention relates to a poppet valve, in particular a hollow poppet valve, comprising: - a valve stem; - a valve body having along a longitudinal axis a first end with a neck portion to which the valve stem is coaxially arranged and h...  
WO/2019/073448A1
A two-stroke internal combustion heat engine (1) with fuel injection; the heat engine (1) has: at least one cylinder (2), which has, on the inside, a combustion chamber (6); a piston (7), which is mounted inside the cylinder (2) so as to...  
WO/2019/065186A1
A cylinder head (1) according to an embodiment of the present invention is provided with: a cylinder head body (10) having an intake port (11) and an exhaust port (12), the cylinder head body being formed of an aluminum alloy; and a valv...  
WO/2019/054286A1
This component for internal combustion engines comprises: a heat-resistant coating film that covers the surface of a base material; and an oil repellent coating film which is arranged on the heat-resistant coating film, and which has a h...  
WO/2019/028489A1
The invention relates to a cylinder head (1) and a method for manufacturing for an internal combustion engine with at least one cylinder and at least two valve seats per cylinder for in each case one gas exchange valve with a cooling jac...  
WO/2019/022032A1
Provided is a valve stem seal having increased durability against back pressure. The elastic body (20) of this valve stem seal (1) has: an annular seal lip (23) in contact with a valve stem; and an annular back-pressure lip (24) provided...  
WO/2019/001780A1
The invention relates to a cavity valve with an optimized shaft interior geometry, the valve shaft of said valve having a surface-increasing structure on the inner surface. The invention additionally relates to a method for producing a v...  
WO/2019/001781A1
Disclosed is a method for the production of a valve body of a hollow chamber valve, said method comprising: providing a bowl-shaped semi-finished product having an annular wall, which surrounds a hollow chamber, and a bottom portion, fol...  
WO/2019/001779A1
The invention relates to a process for manufacturing an internally cooled valve, said process involving providing an externally at least partly cylindrical semifinished product (2), creating or increasing the depth of an at least partly ...  
WO/2019/003628A1
The purpose of the present invention is to provide an internal combustion engine in which the active state of a valve can be switched, there is little wear of a cam and a rocker arm, a cylinder head can be reduced in size, and an amount ...  
WO/2018/218268A1
The invention relates to a cylinder head (1) for an internal combustion engine comprising at least one cylinder, having at least one valve seat insert (5) for a poppet valve, wherein an annular cooling channel (6, 6') is associated with ...  
WO/2018/211209A1
The invention relates to a constant-volume combustion system comprising at least one combustion chamber (1) which comprises at least one intake port (5) and one exhaust port, the system being characterized in that it comprises at least o...  
WO/2018/210417A1
A poppet valve for a combustion engine is provided comprising a valve body with a valve stem and a valve head, wherein the valve comprises at least one protrusion of a predetermined shape located on the valve stem; wherein the at least o...  
WO/2018/210416A1
A poppet valve for a combustion engine is provided comprising a valve body with a valve stem and a valve head, wherein the valve comprises at least one protrusion of a predetermined shape located on the valve stem; wherein the at least o...  
WO/2018/196977A1
The present invention relates to a method for manufacturing a poppet valve or mushroom valve, comprising: providing a mixture of metal powder and a binder, filling and pressing said mixture in a mold, to obtain a green product, removing ...  
WO/2018/191951A1
Disclosed is an engine valve with a heat insulation sleeve for preventing high temperature failures, the engine valve comprising an engine valve body and a heat insulation sleeve (2), wherein the engine valve body is composed of a valve ...  
WO/2018/183497A1
Internal combustion engines that use the pumping motion of the engine pistons to supercharge the cylinder with air/charge are disclosed. The pistons may include a skirt with a field of pockets that provide a ringless, non-lubricated, sea...  
WO/2018/179590A1
In order to provide a sintered valve seat having exceptional valve-cooling performance that can be used in a high-efficiency engine, and that has exceptional deformation resistance, wear resistance, and fall-out resistance, a valve seat ...  
WO/2018/180942A1
The present invention pertains to a sintered ferrous alloy valve seat that is impregnated with copper and has a two-layer structure formed by integrating a functional member-side layer and a supporting member-side layer via an interface,...  
WO/2018/156682A1
A cooling system for a cylinder head of an internal combustion engine includes a cylindrical seat configured to engage an exhaust valve, a first coolant jacket, and a first conduit. The exhaust valve seat defines an annular cooling passa...  
WO/2018/153428A1
It is disclosed a poppet valve (2) with a valve body (4) which has a cavity (6), a coolant inlet port (8), and a coolant outlet port (10); wherein the coolant inlet port (8) and the coolant outlet port (10) are arranged on a valve stem (...  
WO/2018/149610A1
The invention relates to an internal combustion engine (1) comprising the following: - at least one cylinder (2), - at least one hollow-head valve (3) which has a valve shaft (4) and a valve head (5) and is guided in a valve shaft guide ...  
WO/2018/142219A1
This method for manufacturing a laminated member includes a step for forming a coating layer on a substrate by spraying, onto the substrate and in a non-molten state, a mixture of a plurality of precipitation hardened copper alloy partic...  
WO/2018/142218A1
This sliding member comprises a substrate, and a coating layer formed on the substrate. The coating layer includes: a steel part derived from a plurality of austenitic stainless steel particles; and a copper part derived from a plurality...  
WO/2018/142225A1
This sliding member comprises a substrate, and a coating layer formed on the substrate. The coating layer includes: an inorganic part derived from a plurality of inorganic particles of at least one type selected from the group consisting...  
WO/2018/137762A1
Method for the production of a semi-finished valve product (4), comprising casting, forging, deep-drawing, pressing and/or drop-welding of one or several metal materials into a semi- finished valve product (4) that corresponds to a circl...  
WO/2018/112453A1
A thermometric powder metal material for testing to replicate an actual powder material during use of the actual powder metal material in an internal combustion engine is provided. The thermometric powder metal material includes pores an...  
WO/2018/095591A1
The invention relates to a method for producing an internally cooled valve (2). Said method comprises the steps of inserting a valve semi-finished product (16) into a die (28, 30), wherein the valve semi-finished product (16) has a valve...  
WO/2018/083141A1
A cylinder head (5) for a four-stroke internal combustion engine with supercharging is proposed. It comprises a cylinder head main body (10), at least one inlet valve (14) and an inlet duct (16) which is connected to it, wherein the inle...  
WO/2018/065064A1
Distribution valves and cylinder heads for endothermic engines having non-conventional geometric shapes can be obtained by means of application of additive manufacturing techniques. The use of a non-conventional geometry, in specific ter...  
WO/2018/068045A1
A rocker arm, comprises a first outer arm and a second outer. A pivot body is joined between the first end of the first outer arm and the third end of the second outer arm. An actuatable latch mechanism is within the pivot body. An inner...  
WO/2018/068046A1
A rocker arm can comprise a first outer arm and a second outer arm joined by a pivot body. An actuatable latch mechanism is within the pivot body. An inner arm assembly comprises a latch arm. A first spring prop is on the inner arm assem...  
WO/2018/068041A1
A rocker arm, comprises a first outer arm comprising a first inner side and a first outer side, the first outer side comprising a first cantilevered post. A first outer roller is mounted to the first cantilevered post. A second outer arm...  
WO/2018/063501A1
A sintered material for use in an internal combustion engine, such as a valve seat insert, is provided. The material includes a pressed base powder metal mixture and a Cu-rich phase infiltrated in pores of the base powder metal mixture. ...  
WO/2018/051527A1
[Problem] To provide an internal combustion engine component that has both good insulation properties and greater durability than the prior art. [Solution] The present invention relates to a component that forms an internal wall surface ...  
WO/2018/042620A1
[Problem] To strike a balance in the relationship between the component costs of intake and exhaust valves and the downsizing of an engine and the relationship between the cooling performance and the followability of the intake and exhau...  
WO/2018/041560A1
The invention relates to a cone piece (2, 4) having a diamond-like carbon layer (6) on an inner face (8) of the cone piece (2, 4).  
WO/2018/033360A1
The invention relates to a special brass alloy product comprising 62 – 68 wt.% Cu, 0.2 – 2.2 wt.% Fe, 5.5 – 9.0 wt.% Mn, 3.5 – 7.5 wt.% Al, 0.6 – 2.5 wt.% Si, max. 0.7 wt.% Sn, max. 0.7 wt.% Ni, max. 0.1 wt.% Pb, with the rest ...  
WO/2018/020979A1
Provided is a valve seat which has high resistance to falling out. A valve seat which is used by being press fitted into a light metal alloy cylinder head of an internal-combustion engine includes, in at least one site on an outer periph...  
WO/2018/019718A1
An apparatus (201) and method for controlling intake valves (23) in an internal combustion engine (5), as well as an internal combustion engine and a vehicle comprising the apparatus, and an electronic processor for performing the method...  
WO/2018/014987A1
The invention relates to a valve seat ring (22) for a reciprocating-piston machine, comprising an inner-circumference-side lateral surface (28), by means of which a passage opening (26) of the valve seat ring (22), through which a gas ca...  
WO/2018/014995A1
The invention relates to a valve seat ring (22) for a reciprocating-piston machine, comprising an inner-circumference-side lateral surface (28), by means of which a passage opening (26) of the valve seat ring (22), through which a gas ca...  
WO/2017/211233A1
A pump and nozzle integrated apparatus (1), comprising a pump assembly (18) and a nozzle assembly (19). The pump assembly is provided with an accommodating cavity (322) for accommodating the nozzle assembly, and is also provided with a p...  
WO/2017/207056A1
The invention relates to a valve arrangement (200) for supplying air to a combustion chamber of an internal combustion engine, said valve arrangement comprising a first valve (206), said first valve (206) comprising a first valve head (2...  
WO/2017/207055A1
The present disclosure relates to a valve arrangement (200) for supplying air to a combustion chamber of an internal combustion engine, said valve arrangement comprising a first valve (206), said first valve (206) comprising a first valv...  

Matches 1 - 50 out of 8,750