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WO/2000/022290A1 |
The present invention relates to an arrangement and a method for counteracting the occurrence of tensile stresses in at least one region (12-15) of an engine block (2), which engine block (2) incorporates at least one removable element. ...
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WO/2000/019117A1 |
A crankshaft (1) comprising shaft tappets (2) and at least one excentrically running lifting tappet (3) is mounted in divided half-shells (12, 13). According to the invention, the half-shells (12, 13) are enclosed and pretensed by an ela...
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WO/2000/000761A1 |
The invention relates to a piston-pin bushing (20b) which has a sufficiently long service life when subjected to high piston pressures. Said piston-pin bushing (20b) has an opening (31) in each of the transition areas (30a, 30b). The are...
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WO/2000/000752A1 |
In order to assure a mistake-proof assembly of two partial pieces (6, 7) of a component part which is constructed, for example, as a connecting rod (1), the invention provides that said component part is to be separated, for instance, by...
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WO/1999/063216A1 |
The invention relates to a crankcase which is made of light metal and which is provided for an internal combustion engine. Said crankcase comprises a separating surface (4) which passes through the crankshaft axis and which is arranged b...
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WO1999032677A9 |
New and improved automobile and light truck components are disclosed. Specifically, certain components traditionnally made from steel, sometimes hardened steel, such as cylinder liners, various valve train components, clutch discs, brake...
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WO/1999/057448A1 |
A multi-layer engine bearing (26) includes a steel backing (36) having a liner (38) of bearing metal of either copper-lead or aluminum alloys formed on the backing (36) and a thin layer (44) of either copper or nickel plated on the liner...
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WO/1999/056028A1 |
The invention relates to a split bearing arrangement in a machine housing, especially a crankshaft sliding bearing for reciprocating piston machines. The arrangement comprises a bearing block (2) and a bearing cover (5) consisting of mat...
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WO/1999/056027A1 |
The invention relates to a machine housing with a split bearing arrangement, especially a sliding bearing in a reciprocating piston machine, comprising a bearing cover which is arranged on a bearing block with corresponding profiles in s...
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WO1999032677A8 |
New and improved automobile and light truck components are disclosed. Specifically, certain components traditionnally made from steel, sometimes hardened steel, such as cylinder liners, various valve train components, clutch discs, brake...
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WO1999032677A3 |
New and improved automobile and light truck components are disclosed. Specifically, certain components traditionnally made from steel, sometimes hardened steel, such as cylinder liners, various valve train components, clutch discs, brake...
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WO/1999/041512A1 |
A plain bearing comprises a strong backing, a layer of silver and an overlay coating of a metal containing diamond particles. The diamond-containing metal may be of silver, lead, lead/tin, lead/indium or lead/tin/copper. The diamond may ...
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WO/1999/032677A2 |
New and improved automobile and light truck components are disclosed. Specifically, certain components traditionnally made from steel, sometimes hardened steel, such as cylinder liners, various valve train components, clutch discs, brake...
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WO/1999/024706A1 |
The invention concerns a crankshaft housing (1) for an internal combustion engine with cylinders arranged in V-shape. Said crankshaft housing (1) is divided into two parts (2, 3) at a division plane (4) passing through the crankshaft axi...
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WO/1999/020910A1 |
The disclosed invention provides an improved system and method for securing annular parts (5) such as bearings, bushings and seals in machines, providing a split housing (7, 8) with a groove on the inner surface that mates with the outer...
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WO/1999/010638A1 |
A vibration absorbing member (6a, 6b) is disposed within an annular recess (5,7) on the side of the connecting rod (1)/ bearing cap assembly (4) or alternatively/additionally disposed between the crankshaft main bearing and crankshaft ma...
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WO/1999/006169A1 |
The invention relates to a device for separating the rod (10) and cap (26) of a connecting rod (12) by breaking, comprising a fixed expansion mandrel half (22) on a fixed device part (4), a mobile expansion mandrel half (20) on a device ...
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WO/1999/006722A1 |
Bearing shells are inserted into the connecting rods of internal combustion engines. This complicates the production process and can lead to errors being made. The aim of the invention is to provide a method for producing connecting rod ...
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WO/1999/006723A1 |
Bearing shells are inserted into the connecting rod eyes of connecting rods in internal combustion engines. The insertion of the bearing shells increases the complexity of the production process which can lead to errors being made. The a...
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WO/1999/006170A1 |
The invention relates to a device for fracture-separating an annular piece, such as a connecting rod (2). This connecting rod (2) has one stationary and one mobile expandable jaw (8, 10), for inserting into the borehole formed by the ann...
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WO/1999/005339A1 |
When plain bearings are producing by thermal coating the coating flame also results in oxidation of a part of the coating material. To reduce this oxide formation and especially to lower the formation of oxide clusters the burner flame h...
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WO/1999/005423A1 |
Bearing shells are inserted into the connecting-rod eyes of connecting rods used in internal combustion engines. The fitting of bearing shells constitutes a production step which is a potential source of defects. The aim of the new metho...
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WO/1999/005424A1 |
Bearing shells are inserted into the connecting-rod eyes of connecting rods used in internal combustion engines. The fitting of bearing shells constitutes a production step which is a potential source of defects. The aim of the new metho...
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WO/1998/033616A1 |
The invention relates to a method for separating by breaking a crankcase having a bearing bore with a plurality of bearing sections arranged coaxially one behind the other. According to the invention, a spreading device is introduced int...
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WO/1998/032554A1 |
A process is disclosed for manufacturing flat bearing shells. A strip of material (2) is cut into bearing shell sections (26), these sections are bent into a semicircular shape, and the outer and inner faces (88, 58), as well as parting ...
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WO/1998/028532A1 |
The cylinder block of a V-engine consist of two cylinder banks (2, 3) and the top half of a crankcase (1) which form a single cast part. The top half of the crankcase has level contact surfaces (15) for connecting the end shields (8) sup...
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WO/1998/024584A1 |
A method of manufacturing a component formed of parts capable of being separated for reassembly around another component. The process starts by taking separated, e.g., rod (3) and cap (5), forgings and coining or forging them together pr...
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WO/1998/016339A1 |
The present invention concerns a method of producing powder-metallurgical compacted components, which during subsequent processing are split into individual parts mating in pairs, sintered and optionally heat-treated and remated. Accordi...
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WO/1998/009752A1 |
The invention concerns a method for producing a sintered metal part, specially a connecting rod or a filter. Said method is used to form a green compact from a sinterable powder containing binders in a basic forming process having at lea...
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WO/1998/005878A1 |
The invention describes a bearing shell (10) with at least one retaining cam (30) which, when looking down on the partial surface (20) of the bearing shell (10), has a rectangular external contour line and an indentation (13) on the insi...
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WO/1998/002325A1 |
High-powered powertrain of an electric car for boosting a motor output so as to operate a large-capacity generator and to drive car wheels comprises: traction pulleys (11, 11') and drive members (28, 28') of clutches (27, 27') mounted fr...
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WO/1997/045649A1 |
The subject invention refers to a crankshaft bearing system (1) for an internal combustion engine, in which the engine's crankshaft (15) is mounted in permanently lubricated sealed bearings (2, 3), usually ball bearings (2, 3), and the e...
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WO/1997/042424A1 |
A bearing cap (10, 110, 210, 310, 410, 510) made from sintered powder metal has integrally formed tapered bosses (40, 140, 240, 340, 440, 540) surrounding its bolt holes (26, 126, 226, 326, 426, 526) which extend into counterbores (L) in...
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WO/1997/036112A1 |
The invention relates to a laminated composite material, and a method of improving the surface hardness of laminated composite materials, selected regions of the carrier material of the laminated composite system being treated with high-...
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WO/1997/022430A1 |
The invention relates to a method for forming a cracking site for fracture separation of a component, in particular a connecting rod for internal combustion engines. During said method, there is formed, in a fracture separation plane for...
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WO/1997/022812A1 |
A process is disclosed for manufacturing a cast machine part with a multiple-part bearing assembly formed by fracture and provided for that purpose with diametrically opposed fracture notches or recesses (7) shaped in the bearing bore du...
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WO/1997/015695A1 |
A copper-base material for sliding bearings, which is highly resistant to burning through containing no Pb. To make its overlay coating thin, the material contains 0.1 to 2 % Ag, 1 to 10 % Sn and the balance consisting of Cu and unavoida...
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WO/1997/008467A1 |
In a connecting rod with a split big-end, the unmachined part is a preferably aluminium die-casting in which notches (notches 13, 15) are made along the subsequent line of separation. The big-end (5) is separated substantially along the ...
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WO/1997/001042A1 |
A coiled spring system taking advantage at a maximum level of the pressure occurring within the cylinder which extends the momentum arm, for the internal and external combustion engines with piston including those with spark-plug ignitio...
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WO/1996/040469A1 |
A method of manufacturing a component formed of parts capable of being separated for reassembly around another component. The process starts by taking separate, e.g., rod (3, 3') and cap (5, 5') forgings and coining or forging them toget...
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WO/1996/024458A1 |
The invention concerns a method of fracture-separating a metal workpiece, a device for carrying out the said method, and a workpiece (1) to which the method can be applied, i.e. one in which the course of the break plane is indicated by ...
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WO/1996/015382A1 |
A plain bearing comprises a metal backing, a bearing lining formed from an alloy based on aluminium or on copper, and an overlay either directly plated on to the bearing lining, or plated on to an interlayer which is itself plated on to ...
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WO/1996/004485A1 |
A connecting rod (1) is provided at both ends with eyes (2, 3) in which are arranged bearings for the crankshaft or for joining to the piston pin. At least one of the bearings is exclusively formed by the hardened and tempered and/or coa...
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WO/1995/034853A1 |
A flashless metal connecting rod of the type having a one-piece construction and being fracturable into a cap portion (22) and a body portion (20) is produced by providing a precise preform (32) of predetermined dimensions and a precise ...
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WO/1995/028248A1 |
For a device for the breaking separation of bearing caps of aligned bearing bores in bearing systems of a part of an engine comprising a somewhat semicircular profiled separator guided and acting centrally on a bearing cap in the bearing...
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WO/1995/028573A1 |
For a process for the breaking separation of the bearing cap of a multi-part bearing arrangement, especially in internal combustion engine crank-cases by means of a half-mandrel in a bearing bore (20) partly bounded by the bearing cap (4...
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WO/1995/027857A1 |
In order to take account of dimensional variations in crankcases and connecting rods, the lower bearing shell (9) in the unmounted state is formed such that the outer contour is in the shape of an arc having a radius ra and the inner con...
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WO/1995/025905A1 |
Ridges (4b) extending in the circumferential direction are formed on a bearing alloy layer (4) constituting a sliding bearing (2), and let (W) equal a shape error based on manufacturing errors and assembling errors of a rotary shaft (3) ...
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WO/1995/025904A1 |
A sliding bearing (1) is provided in the whole axial area of its slide contacting surface (1A) with helical grooves (1B), and the height of ridges (1a) of the helical grooves (1B) is set as follows: an imaginary reference line (L) parall...
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WO/1995/025906A1 |
A slide contacting surface (1A) of a sliding bearing (1) has ridges (1a) extending continuously and helically at a predetermined pitch p. The roughness h of the slide contacting surface (1A) including the ridges (1a) is set not more than...
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