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Matches 1 - 50 out of 3,852

Document Document Title
WO/2018/141762A1
The invention relates to a cylinder-piston device, comprising a cylinder (1), on the inside of which a seal is provided in the form of a liner, and at least one piston (2), at the radially outer side of which at least two outer sections ...  
WO/2018/113810A1
The invention relates to a screw-threaded working cylinder comprising a tubular cylinder (1), a closure (2) and a piston unit (3), wherein the tubular cylinder (1) has an end region (4), the end region (4) of the tubular cylinder (1) has...  
WO/2018/110390A1
A wear measurement system, a wear measurement method and a combustion chamber component are provided which make it easy to measure the amount of wear of a target. This wear measurement system, for measuring wear of a target in a combusti...  
WO/2018/040349A1
A cylinder support (100) for a reciprocating compressor and a compressor having the same. The cylinder support (100) is generally formed in a cylindrical shape. The cylinder support (100) has a through hole (1) penetrating therethrough a...  
WO/2018/042654A1
A cylindrical member made from lamellar graphite cast iron, which has excellent mechanical strength and processability suitable for practical use and also having excellent abrasion resistance and seizure resistance. A cylindrical member ...  
WO/2018/034871A1
Technology is provided for a cylinder with a carbon scraper for use in an opposed piston engine. The cylinder includes a cylinder body having first and second piston bores extending along a central axis for reciprocation of corresponding...  
WO/2018/029436A1
A method of manufacturing a tubular component comprising rough machining the exterior surface of a solid billet (1) to reduce the size thereof and form at least a first radially extending flange (3) and a second radially extending flange...  
WO/2018/018149A1
A piston for a cylinder, and a method of fabrication thereof, the piston rod comprising a substrate and a coating, the substrate having a surface roughness profile comprising peaks and valleys with a peak-to-valley height in a range betw...  
WO/2017/207633A1
The subject matter of the invention is a cylinder (100) for a reciprocating piston system (300), with a cylinder running surface (10), which is finished by machining by means of a tool with a geometrically defined cutting edge (11), wher...  
WO/2017/209135A1
In relation to a sliding structure for an internal combustion engine according to the invention, a cylinder is formed to have a plurality of recesses in a stroke center region, a piston ring is formed to have an inclined surface formed a...  
WO/2017/183561A1
A cylinder 100 is provided with a cylinder tube 110 and a cylinder bottom 120 that occludes an opening of the cylinder tube 110. Annular groove sections 114, 124 that extend in the circumferential direction are formed on at least one of ...  
WO/2017/184382A1
An internal combustion engine includes a cylinder block, a cylinder head integral with the cylinder block, and a cylinder bore extending along a longitudinal axis within the cylinder block body. The cylinder bore has an upper portion adj...  
WO/2017/160782A1
A cast iron having high strength, hardness, and thermal conductivity for a cylinder liner of an internal combustion engine is provided. The cast iron includes 3,2 wt. % to 3.8 wt. % carbon, 2.2 wt. % to 3,2 wt. % silicon 0.5 wt. % to 13 ...  
WO/2017/137500A1
The present invention relates to a tribological system (1; 2) with a first body (102; 105) and a second body (101; 107), which each form a component of an internal combustion engine (100), in particular a piston (110), a piston ring (105...  
WO/2017/128510A1
A combined cylinder liner, comprising a body (1), a cylinder liner outer ring (2) and a cylinder liner inner ring (3), wherein the cylinder liner outer ring (2) is located inside the body (1), the cylinder liner inner ring (3) is inserte...  
WO/2017/089852A1
A piston-chamber combination comprising a chamber (1) which is bounded by an inner chamber wall (4), and comprising a piston (1) in said chamber (2) to be engagingly movable relative to said chamber wall (4) at least between a first posi...  
WO/2017/072075A1
'Piston rings in cast tool steels and process for the manufacture thereof', belonging to the field of piston rings of tool steel for internal combustion engines, relates to cast piston rings of tool steels the microstructure whereof is c...  
WO/2017/004643A1
The invention relates to a cylinder liner (1) for an internal combustion engine, comprising a collar (2), wherein the cylinder liner (1) has a protruding flow-guiding device (5) on the lateral surface (3) of the cylinder liner, which flo...  
WO/2016/185983A1
A damper comprises a piston provided with a rod, and also comprises a cylinder for accommodating the piston. The damper provides damping force by means of the movement or relative movement of the piston. The cylinder is provided with wid...  
WO/2016/170935A1
Provided are a functional cylinder body having a plurality of layers in which magnetic patterns and non-magnetic patterns are formed adjacent to each other, and a manufacturing method therefor. The functional cylinder body includes at le...  
WO/2016/142478A1
The present invention relates to an arrangement (10, 100, 200), comprising a cylinder liner (12) or a cylinder bore which is introduced into a crank housing (11) of an internal combustion engine, a piston (13) accommodated in the cylinde...  
WO/2016/132713A1
Provided is a hydraulic cylinder using oil pressure, etc., the hydraulic cylinder being configured so that the thickness of a head cover, etc. is reduced so that the hydraulic cylinder is lighter and has a small overall length. A head co...  
WO/2016/105874A1
A cylinder liner (300) is provided that can prevent a band seal (318) from being damaged during installation. The cylinder liner (300) includes a pilot portion (310) having a larger outer diameter (320) than an outer diameter (326) of th...  
WO/2016/098619A1
A cylinder (100) is provided with: a hollow body section (10) having one end formed as a narrowed section (11) having an inner diameter gradually reduced toward one axial end surface (10A); and a cover section (20) having an end surface ...  
WO/2016/060125A1
This shock absorber (100) is provided with: a plate (12) which, as a result of swaging a piston rod (4), is fixed to the piston rod (4) so as to be further towards the tip side than a nut (11); and an engagement part (7b) which is provid...  
WO/2016/054173A1
A cylinder liner assembly (16) is disclosed for use with an engine (10). The cylinder liner assembly (16) may have a liner (32) with a hollow, generally cylindrical body (36) extending from a top end to a bottom end along a longitudinal ...  
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...  
WO/2015/146264A1
A hydraulic rotary machine rotated and operated by an operating fluid supplied thereto and discharged therefrom comprises: a cylinder block to which a shaft is connected and which rotates together with the shaft; cylinders which are form...  
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...  
WO/2015/133490A1
The present invention relates to an internal-combustion engine cylinder block (10) and a production method therefor. In the internal-combustion engine cylinder block (10), a SiC interlayer (20) and a DLC film (22) are formed on an inner ...  
WO/2015/124163A1
The invention relates to a piston ring (8, 9), wherein the piston ring (8, 9) comprises, on the outer surface (8a, 9a) thereof, multiple systematically arranged open oil-receiving and/or oil-carrying depressions. The invention also relat...  
WO/2015/115153A1
In order to provide a piston ring on which an amorphous carbon film is formed and which has excellent wear resistance and scuff resistance with respect to an aluminum alloy cylinder or cylinder liner, and thus to reduce fuel consumption ...  
WO/2015/078702A1
The present invention relates to a method for the lining of a thin-walled sliding element (20) for internal combustion engine blocks ion which: (i) the pressure applied for honing the sliding element (20) is between 8 MPa and 9 MPa; and ...  
WO/2015/044735A1
A method for forming an iron sprayed coating (23) on a substrate (21) with droplets of a wire molten by an electric arc includes: a step of forming a first iron sprayed coating (24) on the substrate, the wire for arc spraying being a fir...  
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...  
WO/2015/041215A1
[Problem] In order to provide a combination of a cylinder bore and a piston ring using a cylinder bore spraying technique that can utilize an aluminum alloy cast made by normal die casting, and that has exceptional scuffing resistance an...  
WO/2015/027729A1
Discloses is a fluid cylinder (100) comprising a cylinder tube (10) having a first tube end (El) and a second tube end (E2) with respect to a tube axis (a) of the cylinder tube (10), wherein the tube axis (a) refers to the axis of the cy...  
WO/2015/024628A1
The invention relates to a method for coating a cylinder wall of an internal combustion engine, in which the cylinder wall is roughened prior to coating, characterised in that the cylinder wall is compressed prior to roughening by plasti...  
WO/2015/010178A1
A sliding assembly is described for use in an internal combustion engine, comprising a cylinder liner (1) and at least one piston ring (10), the liner (1) comprising a through-bore that defines an internal surface (S) which, in turn, def...  
WO/2015/004993A1
An iron-based sprayed coating which covers the bore inner surface of a cylinder block for an internal combustion engine, wherein: the coating contains pits on the surface thereof; the quantity of the pits is 0.01 to 2.1%; and the surface...  
WO/2014/206849A1
A piston engine, comprising a cylinder face (2), in which a piston (3) connected to a crankshaft by a connecting rod (6) can move linearly up and down, wherein the piston (3) has at least one circumferential piston ring groove (7) in whi...  
WO/2014/180985A3
The present invention relates to a running set for use in an internal combustion engine, comprising at least one cylinder liner (4) or an engine block having at least one integrated cylinder (4') and having at least one piston ring (2), ...  
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 ...  
WO/2014/103562A1
[Problem] If some or all of the spring-receiving sections are bent beyond what is specified, the engagement of, for example, a piston that is used by being fitted into the opening formed at the end of a first retainer member or a second ...  
WO/2014/103940A1
The purpose of the present invention is to provide a cylinder and piston ring assembly, wherein when combining a cylinder obtained from a hyper-eutectic Al-Si alloy with a hard carbon film-coated piston ring, both exhibit excellent abras...  
WO/2014/088278A1
The present invention relates to an actuator using a phenomenon in which a soft sealing film moves reciprocally inside a pressure container while having a variable form, like a piston inside a cylinder, as the soft sealing film comes int...  
WO/2014/085294A1
Disclosed herein is an internal combustion engine includes a cylinder with a mid-stop shelf and a liner positioned within the cylinder. The liner includes a seat supported on the mid-stop shelf. Further, the liner defines a piston channe...  
WO/2014/085425A3
Systems and methods are provided for a cylinder block having one or more bulkheads. The bulkheads provide a dual-wall structure that may enhance the stiffness of the cylinder block in bending and torsion. The bulkheads may also provide a...  
WO/2014/065156A1
The present invention reduces friction caused by the sliding movement of a piston. Provided is a cylinder block (10) comprising a crosshatch (14) that is formed on the inner peripheral surface of a cylinder (13) and that has a crosshatch...  
WO/2014/047698A1
The present invention proposes a cylinder liner (1) comprising first (2) and second (3) metallic and cylindrical portions, integrally associated to each other by friction steel welding. The second portion (3) of the cylinder liner (1) fa...  

Matches 1 - 50 out of 3,852