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WO/2016/003643A1 |
A pump assembly can include an electromagnetic actuator that includes a housing that includes a bore having an axis, a coil disposed about the bore, and a piston disposed at least in part within the bore for motion in axial directions in...
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WO/2015/197342A1 |
The invention relates to a swash plate machine (1) comprising a swash plate (14) and working pistons (7) which are guided so as to be able to reciprocate in a substantially axial direction within piston bores (6) of a cylinder block (5) ...
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WO/2015/192602A1 |
A hydraulic operating mechanism for a high pressure switch and a hydraulic working cylinder thereof. The hydraulic working cylinder comprises a cylinder body (11) that is provided with an inner cavity and a main piston (18) that is assem...
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WO/2015/187614A1 |
A device (10) includes an outer cylinder (12) having a cylinder inner wall (54) and a cylinder outer wall (56) and at least one magnet (18) disposed on or between the cylinder inner wall and the cylinder outer wall and a piston (14) havi...
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WO/2015/173172A1 |
The invention relates to a method for producing an engine component, in particular a piston for an internal combustion engine, wherein an aluminum alloy is cast in the gravity die casting process and wherein the aluminum alloy has 7 to <...
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WO/2015/159642A1 |
This brake piston (100) is used in a disc brake and is provided with: a piston body (110) comprising a resin member (101); and metallic members (102). The piston body (110) has an opening (120). The metallic members (102) are provided so...
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WO/2015/140734A1 |
The present invention relates to a sliding bearing arrangement (1) for supporting a shaft (10) in a support element (11), comprising an inner bearing part (12) with a sliding surface (13) and comprising an outer bearing part (14) with a ...
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WO/2015/140735A1 |
The present invention relates to a crank-drive (1) of an internal combustion machine with a crank-shaft (2) having at least one main bearing journal (3) with a surface (4) for supporting the crank-shaft (2) in a crank-housing and having ...
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WO/2015/133131A1 |
To provide a coating composition for a lubricating coating film capable of forming a lubricating coating film having a high level of flexibility on surfaces of various base materials. A coating composition for a lubricating coating film ...
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WO/2015/134786A1 |
Pressurized lubricating oil is accumulated in the bearings of opposed pistons and accumulated oil is dispensed therefrom for bearing lubrication and also for cooling the undercrowns of the pistons by jets of oil emitted from the bearings.
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WO/2015/132796A1 |
A piston apparatus or device having a conical internal surface pointed at the back-end for reduction or elimination of reactionary thrust acting in a direction opposite to the direction of the piston- head from internal fluid pressure, T...
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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...
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WO/2015/114568A1 |
Exemplary pistons and methods are disclosed. A method may include depositing a scuff and seizure resistant material via a thermal spray method on the surface of a piston pin bore used in internal combustion engines. Exemplary pistons may...
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WO/2015/113839A1 |
The invention concerns a piston for an internal combustion engine, said piston comprising at least one groove which accommodates a piston ring and of which the lower groove flank (20) remote from the piston head comprises at least three ...
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WO/2015/114161A1 |
The present invention relates to a connecting rod comprising a small spherical small end having a ball (24) and a main rod (12). The ball (24) and the main rod (12) are designed as individual parts and form, when assembled, a connecting ...
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WO/2015/093974A1 |
Reciprocating device comprising reciprocating piston (11) in a cylinder (13), arranged to utilize ferrofluid as a lubricant (20), comprising at least one ring shaped magnet (14) surrounding the cylinder (13). A middle part (11a) of the p...
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WO/2015/074760A1 |
The invention relates to a ring support (10, 110) for a piston of an internal combustion engine, comprising a ring support part (11) and a cooling channel part (12) which is rigidly connected to the ring support part (11) and together wi...
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WO/2015/069421A1 |
A lubricating configuration in a two-stroke cycle, opposed-piston engine for a piston wristpin minimizes losses in oil pressure at the wristpin as the piston approaches bottom center and reduces the required oil supply pressure to the en...
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WO/2015/063031A1 |
A crosshead (1) for a piston rod comprises a main body (3) having a first seat (5) and a second seat (6) being configured to hold a connecting rod (2), said second seat (6) being configured to hold a piston rod (4); said main body (3) co...
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WO/2015/063028A1 |
A crosshead-piston rod assembly for a reciprocating compressor comprises: a piston rod (4), a crosshead (3) having a bore (5); a connection element (6) attached to the piston rod (4) and at least partially inserted into the bore (5) for ...
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WO/2015/064434A1 |
This piston is for use in internal combustion engines and comprises: a piston main body constituted of aluminum or an aluminum alloy; and a modification layer that has been formed on the surface of the portions of the piston main body wh...
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WO/2015/051991A1 |
The present invention relates to a casting mould (1) for casting a piston (2) of an internal combustion engine, wherein the casting mould (1) has a surface texture (5) formed by grooves (4) in the area of a future inner surface (3) of a ...
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WO/2015/049130A1 |
A hand-held power tool has a drive and a pneumatic percussive mechanism. The percussive mechanism comprises a hammer movable along a working axis, a driving piston bound to the drive by a connecting rod (17) and a pneumatic chamber that ...
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WO/2015/045286A1 |
A heat-insulating layer (21) formed on the surface of a member (19) that faces a combustion chamber of an engine, the layer (21) comprising hollow particles (23) constituted of an inorganic oxide, a filler material (25), and a vitreous m...
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WO/2015/028305A1 |
The invention relates to a piston pin (1) which comprises an anti-seize coating (4) limited to an angular sector (S) corresponding at least to a friction area submitted to a contact pressure along a preferential direction.
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WO/2015/011358A9 |
The sealing device (1) for a piston (2) the fixed skirt (5) of which moves in a cylinder (8), comprises a sliding skirt (6) through which there passes axially a pressure-transmitting duct (10) and which is connected to the fixed skirt (5...
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WO/2015/021238A1 |
100461 An improved piston ring (20) for use as an intermediate piston ring in a piston assembly having three or more piston rings is provided. The piston ring includes a piston ring body which extends through an arcuate shape between opp...
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WO/2015/018712A1 |
A piston (10) for an internal combustion engine has discrete, cylindrical support surfaces (18, 24) for supporting a piston pin, wherein, between at least two support surfaces (18, 24), there is provided a recess (26) which has a radial ...
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WO/2015/016122A1 |
A concave part (5) is formed in a crest surface of a peak part of a piston (1) made of an aluminum alloy. This concave part (5) is filled with a mixed powder (P) consisting essentially of zirconia power as a filler member and pure alumin...
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WO/2015/002367A1 |
The present invention provides a steel piston having cooling channel without flash, including an upper piston part having a circle shape outer wall and an inner wall formed inward from the outer wall with a desired distance, and a lower ...
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WO/2014/201107A1 |
A semi-annular piston may comprise a first face (303), a second face (301), a neck (307) extending from the first face (303), a radially extending inner surface (315) between the first face and the second face, and an outer surface (311)...
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WO/2014/196282A1 |
Provided is an internal-combustion-engine piston which addresses the size reduction and output increase of an internal combustion engine, is capable of favorable lubrication between a pin hole (20) and a piston pin (21), and prevents cra...
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WO/2014/187518A1 |
The invention relates to a joint arrangement (110), in particular for a piston/sliding shoe assembly of an axial piston engine, having a receiving part (142) for receiving a head part (138) which is provided at least partially with a sph...
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WO/2014/182345A1 |
Disclosed embodiments include hydraulic cylinder assemblies (200; 300) and piston assemblies (205) for use in hydraulic cylinder assemblies. A rod (210; 310) is attached to a piston (200; 300). The rod has first portion, a second portion...
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WO/2014/174166A1 |
The invention relates to an assembly (1) comprising a piston (2) having a central axis (Z), a connecting rod (3), the piston (2) being articulated to the connecting rod (3) by a ball joint between a spherical surface (S1) belonging to th...
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WO/2014/154465A1 |
The invention relates to a hydrostatic piston machine, which can be used as a pump or as a motor, is formed in particular as a hydrostatic axial piston machine and has a cylinder drum in which there are formed a multiplicity of cylinder ...
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WO/2014/158893A1 |
An element is provided to maintain a clearance gap between a piston and a cylinder wall. In some embodiments, an element is included that is capable of spatial change. In some embodiments, the element is a component such as a clearance r...
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WO/2014/150324A1 |
Pistons are disclosed herein. An example apparatus includes a piston defining a chamber and a circumferential groove in communication with the chamber. At least a portion of the chamber is to be substantially filled with a fluid. The exa...
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WO/2014/148331A1 |
A piston (1) has a combustion chamber (5) formed in the piston top surface and also has an oil gallery (6) formed so as to surround the combustion chamber. The wall thickness of the piston, which is measured from the slide side surface o...
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WO/2014/138998A1 |
A regulator apparatus for distributing a fluid may include a charging valve assembly and a flow multiplier assembly. In a recharge mode, a valve of the charging valve assembly is in an open position, and the fluid is received in a second...
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WO/2014/143094A1 |
A reciprocating pump assembly having a power end housing and a fluid end housing and a cylinder having at least a portion within the power end. A plunger assembly reciprocates between the power end housing and the fluid end housing of th...
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WO/2014/139816A1 |
The invention relates to a piston, in particular a piston for an internal combustion engine, which comprises a sliding layer at least in some segments, in particular in some segments on the piston skirt, wherein the sliding layer compris...
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WO/2014/144619A1 |
A method of applying an anti-friction coating to a piston assembly is provided including applying an anti-friction coating to at least a portion of the surface area of a piston. The antifriction coating comprises a binder matrix and a so...
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WO/2014/130969A1 |
A rocking journal bearing for a two-stroke cycle engine includes a bearing sleeve (200) having a bearing surface (202) with a plurality of axially-spaced, eccentrically-disposed surface segments (204) and a rocking journal (220) having a...
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WO/2014/124519A1 |
Described is a modular linear actuator for use in an aerospace application, comprising: a piston housing having a closed end and an open end; a piston rod slideable within an interior of the piston housing between an extended position an...
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WO/2014/121364A1 |
The piston (P) comprises a tubular skirt (10), and a head (H) affixed in the interior of the skirt (10), close to an end edge (11) of the latter and carrying a suction valve (20). The head (H) comprises a central hub (30) having an end f...
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WO/2014/121401A1 |
Examples of a pressure wave generator configured to generate high energy pressure waves in a medium are disclosed. The pressure wave generator can include a sabot carrying a piston. The sabot can further comprise a locking means to lock ...
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WO/2014/120657A1 |
Steel pistons used in many internal combustion engines are generally composed of a skirt and a crown. The skirt's function is to reduce the lateral and rotational movement of the piston in the cylinder while the engine is in operation. L...
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WO/2014/095074A1 |
The present disclosure generally relates to piston pins connecting pistons and associated connecting rods. A piston pin (10) may be configured to connect a connecting rod (8) and a piston (6). The piston pin (10) may be integrally formed...
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WO/2014/095075A1 |
The present disclosure generally relates to piston pins connecting pistons and associated connecting rods. An emergency guiding element (30, 31) may be configured to be attached to an end (18, 20) of a piston pin (10).The emergency guidi...
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