Abstract: The invention relates to a metal-plastic plain-bearing composite material (2), in particular for producing plain bearing elements for lubricated applications, comprising a metal support layer (4), in particular of steel or bronze, and comprising a sliding layer (12) of a sliding material (8) of a matrix-forming PTFE polymer base with fillers that improve the tribological properties, said sliding layer being in sliding contact with a sliding partner, characterized in that the sliding material contains as fillers 1-15 vol % barium sulfate, 5-20 vol % aramid, 1-10 vol % polyimide and 1-15 vol % fluorothermoplastic, excluding PTFE, as well as a plain-bearing composite material and a plain bearing element.

Abstract: The invention relates to a polyamide-based surface material having fillers which improve the tribologically active properties, wherein the fillers comprise at least one metal sulfide and/or calcium phosphate. The invention further relates to a three-dimensional molded body consisting of a surface material, produced, in particular, as an injection-molded part or extrusion part and or by additive fabrication.

Abstract: The invention relates to a plain bearing composite material (2) having a metallic support layer (4) and a metallic bearing metal layer (6), wherein the bearing metal layer (6) is a sinter layer (10) made of a copper/tin-based bronze powder (8), wherein the bronze powder (8) comprises a metallic solid lubricant (12) which is not soluble or barely soluble in copper, such as bismuth in particular, and is applied to the support layer (4) in a pulverulent state and then sintered onto the support layer (4); according to the invention, it is proposed that the bronze powder (8) is formed from powder fractions having different proportions of this solid lubricant (12), wherein the solid lubricant proportion of a first powder fraction is greater than the solid lubricant proportion of a second powder fraction at least by a factor of 2.

Abstract: An assembled half shell-shaped flanged bearing shell for a crankshaft bearing point in an internal combustion engine, having a half shell-shaped radial bearing part and having a disk-shaped axial bearing part that is fastenable in the area of an axial end-face side of the radial bearing part. The axial bearing part is formed from at least three segments that adjoin one another in the circumferential direction and that are nonreleasably joined together via a weld seam between every two segments, wherein the respective weld seam does not include the radial bearing part.

Abstract: The invention relates to a rolled plain bearing bush, having a butt joint, an axial direction, a radial direction, and a peripheral direction, comprising a first semicylindrical segment and a second semicylindrical segment, which are arranged diametrically opposite each other, and a third segment and a fourth segment, which each deviate from the semicylindrical shape of the first and second segments and are arranged between the first and second segments in the peripheral direction and diametrically opposite each other, wherein the first and second segments each have a semicylindrical inner peripheral surface and outer peripheral surface, and wherein the third and fourth segments each have a flat inner peripheral surface, which flat inner peripheral surfaces extend parallel to each other, wherein a smallest radial distance between the inner peripheral surfaces of the third and fourth segments is less than a bush inside diameter, which corresponds to a radial distance between the inner peripheral surfaces of th

Abstract: The invention relates to a polyamide-based surface material having fillers which improve the tribologically active properties, wherein the fillers comprise at least one metal sulfide and/or calcium phosphate. The invention further relates to a three-dimensional molded body consisting of a surface material, produced, in particular, as an injection-molded part or extrusion part and or by additive fabrication.

Abstract: The invention relates to a method for producing a sliding bearing composite material (10), having a support layer (14), in particular made of steel, a bearing metal layer (18) made of a lead-free aluminum base alloy containing magnesium, and a running layer (22), wherein the aluminum base alloy ultimately comprises 0.5-5.5% by weight magnesium, optionally one or more alloy components from the group comprising zinc, copper, silicon, iron, manganese, chromium, titanium, zirconium, vanadium, nickel, cobalt, cerium, and alloy components resulting from impurities, the sum of the latter not exceeding 1% by weight, and the remainder being aluminum, wherein the aluminum base alloy is copper-free or contains at most 3% by weight copper, the total content of zinc, copper, and nickel does not exceed 8% by weight, and the total content of all alloy components does not exceed 12% by weight.

Abstract: An assembled half shell-shaped flanged bearing shell for a crankshaft bearing point in an internal combustion engine, having a half shell-shaped radial bearing part and having a disk-shaped axial bearing part that is fastenable in the area of an axial end-face side of the radial bearing part. The axial bearing part is formed from at least three segments that adjoin one another in the circumferential direction and that are nonreleasably joined together via a weld seam between every two segments, wherein the respective weld seam does not include the radial bearing part.

Abstract: The invention relates to a rolled plain bearing bush, having a butt joint, an axial direction, a radial direction, and a peripheral direction, comprising a first semicylindrical segment and a second semicylindrical segment, which are arranged diametrically opposite each other, and a third segment and a fourth segment, which each deviate from the semicylindrical shape of the first and second segments and are arranged between the first and second segments in the peripheral direction and diametrically opposite each other, wherein the first and second segments each have a semicylindrical inner peripheral surface and outer peripheral surface, and wherein the third and fourth segments each have a flat inner peripheral surface, which flat inner peripheral surfaces extend parallel to each other, wherein a smallest radial distance between the inner peripheral surfaces of the third and fourth segments is less than a bush inside diameter, which corresponds to a radial distance between the inner peripheral surfaces of th

Abstract: The invention relates to a method for producing a sliding bearing composite material (10), having a support layer (14), in particular made of steel, a bearing metal layer (18) made of a lead-free aluminum base alloy containing magnesium, and a running layer (22), wherein the aluminum base alloy ultimately comprises 0.5-5.5% by weight magnesium, optionally one or more alloy components from the group comprising zinc, copper, silicon, iron, manganese, chromium, titanium, zirconium, vanadium, nickel, cobalt, cerium, and alloy components resulting from impurities, the sum of the latter not exceeding 1% by weight, and the remainder being aluminum, wherein the aluminum base alloy is copper-free or contains at most 3% by weight copper, the total content of zinc, copper, and nickel does not exceed 8% by weight, and the total content of all alloy components does not exceed 12% by weight.

Abstract: A metallic composite material for a sliding bearing (2) has a metallic support layer (4), in particular steel, and a bearing metal layer (6) based on copper-tin with 2-6 wt. % tin. The bearing metal layer (6) has 0.2-2 wt. % nickel. A sliding bearing element, which is to be used in or close to the motor, can be produced from this type of sliding bearing composite material (2).

Abstract: A plain bearing composite material (2), has a supporting layer (4), optionally a porous substrate layer (6), in particular made of bronze, and a sliding layer material (8) made of a matrix-forming thermoplastic plastic material (10) and fillers (12) accommodated therein, wherein the sliding layer material (8) has a fraction of 1-40 vol % wollastonite as a mineral filler (14) and at least half of the wollastonite is present with needle-shaped modification.

Abstract: The invention relates to a sliding bearing (1) comprising a support element (2) on which at least one additional functional layer (3) is arranged which consists of a silver-based alloy with silver as the main constituent of the alloy. The functional layer (3) contains, in addition to silver, at least one element from a group including gallium, manganese, nickel, copper, zinc, germanium, indium, tin, antimony and aluminum, wherein the total content of said elements is between 0.01 wt. % and 70 wt. % and the remainder is formed by silver containing production-related impurities, with the proviso that the proportion of each of the elements gallium, manganese, nickel, zinc, germanium and antimony in the binary silver-based alloys is a maximum of 49 wt. %, the proportion of indium being not more than 10 wt. %, the proportion of tin or copper content in the functional layer embodied as a sliding being not more than 10 wt. % and 14 wt. % respectively.

Abstract: The invention relates to a plain bearing shell (2), having a substantially semicylindrical geometry, for use in a piston (50) of a radial piston engine for the purposes of mounting a roller or shaft, having an axial direction (4), a radial direction (6) and a circumferential direction (8) of the plain bearing shell, having two face sides (10, 12) which face away from one another in the axial direction (4), having a radially outer side (14) and a radially inner side (16) which faces toward the roller or shaft and which receives said roller or shaft such that it can slide in the circumferential direction (8); it is proposed according to the invention that, on at least one face side (10, 12), there is provided a projection (18) which protrudes in the axial direction (4) of the plain bearing shell and which serves to form a means for preventing rotation in the circumferential direction (8).

Abstract: A metal/plastic slide bearing composite material (2) has a metallic support layer (4), especially of steel, and a porous carrier layer (6), especially a carrier layer (6) applied by sintering from metallic particles (7). A polymer-based slide layer material (8) completely fills the pores of the carrier layer (6) and has fillers that improve the tribological properties. The polymer basis is PTFE. The sliding layer material (8) has 0.1-5% by mass of carbon nanotubes with an external tube diameter of <80 nm and a tube length of <20 ?m.

Abstract: A sliding bearing for engine applications, in particular a sliding bearing shell for the mounting of the crankshaft or the camshaft or for use as a connecting-rod bearing shell, has a metallic supporting layer and, applied on top of that, a bearing metal layer of aluminum alloy, copper alloy or brass, the bearing metal layer having an 8-20 ?m thick PTFB-free PAI-based coating applied on top of it, the PAI-based coating having 5-15% by weight zinc sulphide, 5-15% by weight graphite and 5-15% by weight TiO2 with the ratio of zinc sulphide and graphite respectively to TiO2 in terms of their percentage by weight being 0.6-1.4 and the zinc sulphide and TiO2 being present in a particle size of ?0.7 ?m.

Abstract: The invention relates to a sliding bearing (1) comprising a support element (2) on which at least one additional functional layer (3) is arranged which consists of a silver-based alloy with silver as the main constituent of the alloy. The functional layer (3) contains, in addition to silver, at least one element from a group including gallium, manganese, nickel, copper, zinc, germanium, indium, tin, antimony and aluminium, wherein the total content of said elements is between 0.01 wt. % and 70 wt. % and the remainder is formed by silver containing production-related impurities, with the proviso that the proportion of each of the elements gallium, manganese, nickel, zinc, germanium and antimony in the binary silver-based alloys is a maximum of 49 wt. %, the proportion of indium being not more than 10 wt. %, the proportion of tin or copper content in the functional layer embodied as a sliding being not more than 10 wt. % and 14 wt. % respectively.

Abstract: The invention describes a multi-layered bearing with a supporting metal layer, optionally a bearing metal layer disposed on top of it, an anti-friction layer on top of the latter as well as a wearing layer on top of it. The wearing layer is made from bismuth or a bismuth alloy and the anti-friction layer is made from a copper-bismuth or silver-bismuth alloy or silver.

Abstract: A plain bearing is described having a bearing metal layer, supported by a support shell, made of an aluminum or copper alloy and having a lead-free running layer, possibly applied to the bearing metal layer over an intermediate layer, made of a zinc matrix having at least one further alloy element. To achieve good tribological properties, it is suggested that the zinc matrix of the running layer contains 1 to 49 wt.-% bismuth as an additional alloy element.

Abstract: A piston pin bushing consisting of a brass alloy containing between 30 and 32.2 wt. % zinc. between 1.8 and 2.2 wt. % aluminium, between 1.8 and 2.2 wt. % manganese, between 1.4 an 2.2 wt. % nickel and between 1.4 and 2.0 wt. % iron, in addition to optional contaminant-related constituents with a respective maximum content of 0.2 wt. % and a maximum total content of 1 wt. %, the remaining percentage consisting of copper. The bushing is cut in the form of a longitudinal section from a continuously cast pipe, whose exterior has been previously machined and can be used without being subjected to a forging process following the cutting operation.