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Patent Searching and Data


Matches 1 - 50 out of 8,406

Document Document Title
WO/2017/220385A1
A building cylinder arrangement (1) for a machine (90) for the layer-by-layer production of three-dimensional objects (11) by sintering or melting powdery material (10) with a high-energy beam (12), in particular a laser beam (13), compr...  
WO/2017/203779A1
[Problem] To suppress, in a piston including different materials, breakage at the interface where the respective materials are joined together. Also, a manufacturing method for such a piston is provided. [Solution] A piston 1 for an inte...  
WO/2017/190952A1
Piston (1) of an internal combustion engine, comprising a piston crown (2) and a piston bottom (3), the piston crown (2) having at least one ring groove region, and the piston bottom being formed by opposite bores (4) and piston skirts (...  
WO/2017/163874A1
Provided is a shock absorber that is capable of prolonging an overall product life. The present invention is characterized by being provide with: a cylinder 3 that houses silicon oil and forms a pressure chamber 13; a piston 5 that is di...  
WO/2017/158000A1
A press for waste has an actuator (42) that moves a ram (40) in a chamber (30). The actuator and the ram are connected by a fastening system (100). The fastening system allows the ram to be displaced in a direction perpendicular to the l...  
WO/2017/159424A1
A piston (1) comprises a pair of grooves (5a, 5b) along an outer wall surface (47) of an apron part (4) on the rear surface side of a crown part (2). Skirt sections of the piston (1) are formed such that the widths thereof along the pist...  
WO/2017/157649A1
The invention relates to a ball joint comprising a ball head (12) which is arranged on a support rod (10) and which is mounted in a ball receiving area (13) of a piston (14). The outer surface of the ball head (12) is secured in the ball...  
WO/2017/154375A1
A pin main body 10 is provided with a thinning hole 11 having: one-end-side and other-end-side large-diameter parts 11b, 11c provided to both longitudinal end sides of the piston main body; a central small-diameter part comprising a smal...  
WO/2017/149053A1
The aim of the invention is to provide a sealing element that is simple and economical to produce and enables efficient sealing. This aim is achieved, according to the invention, in that the sealing element is annular and comprises a mai...  
WO/2017/142007A1
[Problem] The present invention provides a piston for internal combustion engines, the piston being configured so that: the piston can be efficiently cooled by reliably conducting a required amount of cooling oil to a portion requiring c...  
WO/2017/137183A1
Disclosed is a piston-cylinder unit (1) comprising a piston rod (5) on which at least one piston (9) is arranged that has a radially elastic piston ring (33) on an outer lateral surface (37); depending on the stroke position of the pisto...  
WO/2017/130049A4
The invention relates to a hybrid motor device with pistons propelled by a pressurised and flowing fluid, and the liners thereof, having an expansion chamber, and the heating systems thereof. The invention relates to at least one hybrid ...  
WO/2017/130049A3
The invention relates to a hybrid motor device with pistons propelled by a pressurised and flowing fluid, and the liners thereof, having an expansion chamber, and the heating systems thereof. The invention relates to at least one hybrid ...  
WO/2017/127594A1
An assembly including a connecting rod, a bushing, and a locking pin capable of providing different compression ratios in an engine is provided. The bushing is disposed in a bore of the connecting rod. An outer surface of the bushing inc...  
WO/2017/122451A1
Provided is a piston wherein a low thermal conduction portion can be formed using a different material. In this piston for an internal combustion engine, a low thermal conduction portion, which has a plurality of flat low thermal conduct...  
WO/2017/122474A1
In order to provide a method for producing a piston with which a low thermal conduction member can be provided at a position corresponding to a fuel injection region of the piston, this method for producing a piston for an internal combu...  
WO/2017/122564A1
This piston for internal combustion engines, which is capable of achieving high heat shielding properties and high durability, comprises: a base that is formed from aluminum or an aluminum alloy; a composite material part which is formed...  
WO/2017/115711A1
The piston for an internal combustion engine is equipped with a top land where multiple circumferentially extending local grooves are formed apart from each other in the circumferential direction, wherein each of the local grooves is con...  
WO/2017/100914A1
A hydraulic rod in reciprocating movement within a barrel of a hydraulic cylinder along a longitudinal direction of the barrel, and a method of manufacturing thereof, a surface finish of the rod comprising valleys, wherein the rod furthe...  
WO/2017/094728A1
In a piston for an internal combustion engine, the piston parent material of the piston crown surface has, from the outer surface in the depth direction, a first layer that is a layer of a first metal or a layer containing the first meta...  
WO/2017/086103A1
A piston structure for an engine according to the present invention is provided with outer peripheral edge parts (6) having preset thicknesses and being formed along the contour of a piston (1), a pair of substantially cylindrical piston...  
WO/2017/082136A1
The present invention comprises a cooling cavity 10 that is a single space that is demarcated by a top wall 11 that forms a top combustion chamber of a steel piston 1, by an outer wall 12 to which piston grooves 15 are provided, and by a...  
WO/2017/079054A1
A piston (20) is disclosed. The piston may have a piston crown (30) having a top surface (48). The piston may also have a first land (50) disposed in the piston crown adjacent the top surface. The first land may have a side surface (62) ...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 (...  
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...  
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,...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 8,406