A sliding bearing 4 includes a bearing base portion 9 having a notched portion 8, a bearing portion 12 having an outer peripheral surface 10 adapted to be brought into contact with an inner peripheral surface 3 of a gear case 2, a pair of bearing portions 14 sandwiching the bearing portion 12 through each of a pair of slits 13 in a direction R about an axis O, and a pair of circular arc portions 17 sandwiching the pair of bearing portions 14 through each of a pair of slits 15 in the direction R about the axis.

A laminate article can include a substrate and a layer of a heterogeneous mixture of a non-fluorinated polymer compound and a fluorinated polymer compound. The laminate article can include a gradual concentration gradient along an axis perpendicular to the substrate. The gradual concentration gradient can include the change of the amount of the non-fluorinated polymer and the fluorinated polymer compound relative to the axis perpendicular to the substrate. The layer can further include at least one filler. The laminate can be applied as a bearing material.

The present disclosure relates to a low friction bearing liner for a solenoid may include a low friction layer. The low friction layer may include a first fluoropolymer matrix component and a first thermoplastic filler component distributed throughout the first fluoropolymer matrix component. The content of the first fluoropolymer matrix component may be at least about 1 wt. % and not greater than about 99 wt. % for a total weight of the first low friction layer. The content of the first thermoplastic filler component may be at least about 1 wt. % and not greater than about 99 wt. % for a total weight of the first low friction layer.

The present disclosure relates to a low friction bearing liner for a solenoid that may include a core layer, a first outer layer overlying a first surface of the core layer, a second outer layer overlying the first outer layer, a first inner layer overlying a second surface of the core layer that is opposite of the first surface of the core layer, and a second inner layer overlying the first inner layer. The first outer layer and the first inner layer may include a fluoropolymer material and may have a melt flow rate of at least about 2 g/10 min at 372° C. The second outer layer and the second inner layer may include a fluoropolymer material distinct from the fluoropolymer material of the first outer layer and may have a surface coefficient of friction of not greater than about 0.2.

The present disclosure relates to a low friction bearing liner for a solenoid that may include a core layer, a first outer layer overlying a first surface of the core layer, a second outer layer overlying the first outer layer, a first inner layer overlying a second surface of the core layer that is opposite of the first surface of the core layer, and a second inner layer overlying the first inner layer. The first outer layer and the first inner layer may include a fluoropolymer material and may have a melt flow rate of at least about 2 g/10 min at 372° C. The second outer layer and the second inner layer may include a fluoropolymer material distinct from the fluoropolymer material of the first outer layer and may have a surface coefficient of friction of not greater than about 0.2.

Embodiments of the present disclosure are directed to an adhesive layer, bearing including the adhesive layer, and methods of forming. The adhesive layer can include a mixture of a first polymer, a second polymer, and a third polymer, wherein the second polymer includes ethylene tetrafluoroethylene, and the third polymer includes a modified ethylene tetrafluoroethylene, ethylene tetrafluoroethylene hexafluoropropylene, or a combination thereof. In a particular embodiment, the first polymer can include an aromatic polymer. In another embodiment, the adhesive layer can have a tensile stress in an extrusion direction of at least 30 MPa.

A bearing including a substrate and a low friction layer, where the bearing includes an annular shape including a radial bearing portion in the form of an axially-extending base region, and an axial bearing portion in the form of a radially-extending flange, where the axial bearing portion terminates in a deep drawn axially extending lip, and at least one of a radial coining region or an axial coining region, where the radial coining region is positioned along the radially-extending flange and forms an annular depression, where the axial coining region is positioned along the axially-extending base region, and where the axial coining region is deformed so as to be non-parallel to a longitudinal axis of the bearing.

A sliding member includes a metallic substrate, a porous layer formed on a surface of the metallic substrate and a sliding layer that covers the porous layer. The porous layer is made of a metal itself or an alloy composition. The sliding layer is made of a lead-free resin composition. The resin composition consists of a pitch-based carbon fiber and a fluororesin, and assuming weight of the resin composition as 100, more than 10 weight % and 35 weight % or less of the pitch-based carbon fiber is contained.

Embodiments of the present disclosure are directed to an adhesive layer, bearing including the adhesive layer, and methods of forming. The adhesive layer can include a mixture of a first polymer, a second polymer, and a third polymer, wherein the second polymer includes ethylene tetrafluoroethylene, and the third polymer includes a modified ethylene tetrafluoroethylene, ethylene tetrafluoroethylene hexafluoropropylene, or a combination thereof. In a particular embodiment, the first polymer can include an aromatic polymer. In another embodiment, the adhesive layer can have a tensile stress in an extrusion direction of at least 30 MPa.

A rod bearing is mounted to a roller sliding along a rail to drive a sliding door of a vehicle body. The rod bearing includes an outer side portion formed in a ring shape and made of the same metallic material as the rail and an inner side portion made of a plastic material. The rod bearing has a hybrid type composite structure in which a material of the outer side portion and a material of the inner side portion are different from each other.