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WO/2017/067778A1 |
The invention relates to pistons (1) for an internal combustion engine, having two pin bosses (2) to receive a piston pin. According to the invention, it is essential that the pin bosses (2) each have a nadir pocket (3) at α =180° (nad...
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WO/2017/057251A1 |
The purpose of the present invention is to form a thermal insulation layer on a squish area surface on the top surface of a piston main body while preventing large cracks from occurring in the thermal insulation layer and suppressing dam...
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WO/2017/058536A1 |
A power cylinder system (8) for a reciprocating engine (10) includes a piston (20) configured to move within a cylinder (26) of the reciprocating engine. The system also includes a groove (50) extending circumferentially about the piston...
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WO/2017/057250A1 |
The purpose of the present invention is to form a thermal insulation layer on a squish area surface on the top surface of a piston main body while preventing large cracks from occurring in the thermal insulation layer and suppressing dam...
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WO/2017/050606A1 |
The present invention relates to a piston (1) for an internal combustion engine, having a piston head (2) and a piston skirt (3), wherein the piston skirt (3) has receding piston skirt portions (4) which lie opposite one another and have...
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WO/2017/046480A1 |
The invention relates to a double-acting piston (1) which comprises a lower half-piston (13) and an upper half-piston (14), the periphery of each so-called half-piston (13, 14) abutting radially with a radial traction disc (30) which is ...
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WO/2017/042080A1 |
The invention relates to a combination of a piston (10) and a rod (12) pivotably mounted in a bearing receptacle (44) of the piston (10), wherein the piston (10) comprises a piston upper part (14) forming the piston crown (24) and a pist...
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WO/2017/043491A1 |
Provided is a hydraulic auto-tensioner provided with a cylinder (10), a valve sleeve (13) disposed upright within the cylinder (10), a plunger (14) slideably inserted through the valve sleeve (13), a rod (16) slideably inserted through t...
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WO/2017/032929A1 |
The invention relates to an assembly of connecting rod (1) and piston (2) comprising a substantially cylindrical skirt (3) surrounding, via a curved face (3a), an end portion of the connecting rod (1) for an internal combustion engine, t...
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WO/2017/028923A1 |
The present invention relates to a reciprocating compressor (100) having a crankcase (10). The reciprocating compressor (100) comprises a crankshaft (11), a piston rod (12) and a crosshead (13). The crosshead (13) and the piston (23) are...
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WO/2017/022716A1 |
This piston assembly 10 is provided with a piston 44, a piston pin hole 46, a piston pin 28, a fixing pin 48, a piston-side fixing pin hole 50, and a piston-pin-side fixing pin hole 52. The piston pin 28 has, on an end surface 64 exposed...
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WO/2017/019927A1 |
A system, includes a piston. The piston has a first outer diameter and includes an annular ring groove that receives a ring. The annular ring groove is defined by a top surface, a bottom surface, and an inner surface that extends between...
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WO/2016/205284A1 |
An energy storage device is provided for a combustion chamber of an internal combustion engine. The energy storage device includes first and second end connectors connected to respective ones of a piston and crankshaft, and a flexible co...
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WO/2016/196064A1 |
Load transfer point offset of rocking journal bearings in uniflow-scavenged, opposed-piston engines with phased crankshafts includes differing offsets for the load transfer points of opposed pistons. More specifically, under the conditio...
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WO/2016/196061A1 |
A rocking journal bearing (200) is provided in a piston coupling mechanism of a two-stroke cycle engine. The bearing includes a sleeve (46) and a wristpin (100) constructed with two sets of eccentrically-disposed bearing surfaces (J1, J2...
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WO/2016/192864A1 |
The invention relates to a piston (1) for a cylinder (11) of an internal combustion engine (10), comprising - a piston base (2) in the peripheral face (3) of which at least one peripheral groove (4a, 4b, 4c) for receiving a piston ring i...
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WO/2016/189880A1 |
A closed compressor (10A) is provided with a compressor body (100) and a closed container (200) which accommodates the compressor body (100) and which contains oil. The compressor body (100) has an electric drive element (110) and a comp...
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WO/2016/182000A1 |
A crosshead of this crosshead engine is provided with: a crosshead bearing provided to a second end of a connecting rod; a crosshead pin (114a) pivotally supported by the crosshead bearing; hydraulic chambers (a first hydraulic chamber (...
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WO/2016/176715A1 |
A steering rack piston assembly (10) employed in. a power steering rack and piston assembly. The assembly includes a shaft (bar) (11 ) upon which there is mounted a piston (12). The shaft (11) has a longitudinal axis (13), that is also t...
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WO/2016/172071A1 |
A sliding element, such as a piston ring, including a substrate, base coating, and relatively thin sliding coating is provided. The base coating is typically applied to a running surface of the substrate by PVD, CVD, galvanic deposition,...
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WO/2016/165897A1 |
The invention relates to a thin-walled piston (1) having a multi-part construction for a brake caliper, the piston having a one-piece design with the form of a pot, which is open on one side, a longitudinal axis (2), a wall (5) and a pis...
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WO/2016/148583A1 |
Described herein is an apparatus for securing a coupled element onto a shaft. More particularly, an apparatus is described that provides a tight fitment of a coupled element such as a piston onto a shaft capable of handling high pressure...
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WO/2016/142089A1 |
The invention relates to a ball bearing (10) with a ball head (20) arranged on a support rod (18), said ball head being mounted in a ball head receptacle (30) of an outer part (40), wherein the ball head (20) is secured at its outer surf...
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WO/2016/142613A1 |
The piston coupling system for a hydraulic motor-pump (300) is provided for a hydraulic motor-pump which comprises a central motor-pump rotor (3) which accommodates a hydraulic cylinder (14), inside which a hydraulic piston (13), which c...
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WO/2016/136084A1 |
An internal combustion engine (100) provided with a piston (40) formed of an aluminum alloy and having a piston head (41) and a piston skirt (42). At least a portion of the outer circumferential surface of the piston skirt is coated with...
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WO/2016/133176A1 |
A piston (7) has a piston main body (71) comprising an aluminum alloy, and a covering layer (20) formed on the outer surface of the piston main body (71), and the covering layer (20) has a first plating layer (21) comprising an iron-phos...
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WO/2016/126455A1 |
A method for fabricating a piston with a layering device via an additive manufacturing process is provided. The method may include forming a first layer of the piston on a substrate with a layering device, forming a second layer of the p...
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WO/2016/125817A1 |
[Problem] To provide a sealing device that reduces abrasion of a metal member in a sliding part comprising an electric resistance welded carbon steel and a fiber reinforced resin member. [Solution] The sealing device has a mechanism in w...
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WO/2016/120246A1 |
A steel piston (10) for an internal combustion engine comprises a ring zone (12), a shaft (14), openings (16) between the ring zone (12) and shaft (14) which extend from the piston outer side to the piston inner side, and, between two op...
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WO/2016/113426A1 |
The invention relates to a double cup-shaped piston (1) for a disc brake comprising an electromechanical parking brake device. The object of the invention is to permit an improved compromise between easier operability, rationalised compo...
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WO/2016/109617A1 |
A piston assembly, piston therefor and methods of construction are provided. The assembly includes a piston head and connecting rod operably coupled thereto via a wrist pin. The piston head has an upper crown with a combustion bowl and a...
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WO/2016/105926A1 |
A piston assembly may include a piston rod and a piston disposed on the piston rod. The piston may include a frame end cap defining a through-bore for receiving the piston rod, and the frame end cap may form a first end of the piston. Th...
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WO/2016/091437A1 |
The invention relates to a piston assembly (5) for a pressure-producing device (12) of a brake system (1) of a motor vehicle, comprising a piston (10), which can be at least partially inserted into an opening (14) formed in a hydraulic u...
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WO/2016/089392A1 |
A brake cylinder piston assembly having a composite piston head having a bore formed therethrough, a cup positioned in the bore and coupled to the piston head, and a hollow rod securely welded to the cup. The cup is coupled to the piston...
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WO/2016/073341A1 |
A wear resistant coating is applied to the thrust surfaces and bore surfaces of a connecting rod. The wear resistant coating includes a polymer matrix, such as polyamide imide (PAI), solid lubricant, and hard particles including Fe2O3. T...
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WO/2016/071724A1 |
Embodiments include a spring loaded piston in an internal combustion engine. In certain embodiments, the internal combustion engine may include a two stroke, one cylinder piston engine having first springs connecting between a piston and...
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WO/2016/059229A1 |
Disclosed is a method for manufacturing a piston, wherein a piston blank (1) is initially made and is then finish-machined, characterized in that while or after making the piston blank (1), same is provided with a section having a periph...
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WO/2016/051725A1 |
The nodular graphite cast iron for pistons of an embodiment of this invention contains, in mass, C: 2.7 to 4.3%, Si: 2.0 to 3.5%, Mn: 0.3 to 0.8%, Mg: 0.02 to 0.10%, Cu: 0.3 to 1.0%, Cr: 0.05 to 0.90%, Mo: 0.05 to 1.00%, with the remaind...
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WO/2016/041032A1 |
The present invention relates to a connecting rod (1) for an internal combustion engine, comprising: a big end passage (10) for receiving a pin journal of a crankshaft; a small end passage (11) for receiving a piston pin, the small end p...
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WO/2016/039304A1 |
Provided is a piston member which is received in a tube in an axially movable manner, is affixed to a rectilinearly movable rod within the tube, is subjected to the pressure of fluid, and transmits the pressure to the rectilinearly movab...
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WO/2016/039306A1 |
Provided is a member fastening structure having a shaft member, a passive member, and a female threaded body for affixation. The shaft member has formed thereon a first male thread and a second male thread, which have different lead angl...
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WO/2016/037270A1 |
A piston arrangement comprises a circumferential piston groove that can accommodate a seal for sealing between the piston and the cylinder bore when the piston moves in a reciprocal movement. The piston arrangement comprises a first flui...
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WO/2016/039308A1 |
Provided is a seal structure for fluid, the seal structure being applied to a rectilinear motion system. The seal structure is provided with: a piston member which forms a part of at least a piston body and which has an insertion hole, e...
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WO/2016/039307A1 |
On a piston rod, a rod-side linking region, the cross-section of which is a non-circular shape when viewed from the axial direction, is formed on the shaft. A washer (linking member) has an insertion hole with a non-circular shape to all...
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WO/2016/031718A1 |
The present invention reduces the volume inside a crankcase and improves scavenging efficiency with a simple structure. When a piston 11 is bottom dead center, a crankcase first projection 20A in which the inner face of a crankcase 20 pr...
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WO/2016/027808A1 |
[Problem] To provide an internal combustion engine piston having improved strength in a selected portion thereof, and a method for manufacturing the same. [Solution] The present invention solves said problem by an internal combustion eng...
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WO/2016/015131A1 |
A piston-in-piston non-compressible unit is disclosed that utilises an elastic volume to store and release energy with each stroke by varying the non-compressible fluid volumes in and out of the hydraulic unit.
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WO/2016/017575A1 |
In the piston (2) of the present invention, a chamfered section (15c) is provided on the outer peripheral edge of an anti-small diameter end of a seat section (15) provided on a piston body (10). For this reason, even if a synthetic resi...
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WO/2016/014667A1 |
An actuator includes: a housing having an interior elongated hole; a rod dimensioned to fit in the elongated hole; a piston dimensioned to fit in and move along the elongated hole while connected to the rod; mating structure located on a...
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WO/2015/039080A9 |
A piston assembly having a piston member and a connecting rod. The piston member has a crown portion and a lower portion bonded together with a cooling gallery formed between them. The connecting rod has a ball end which is positioned in...
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