Dana Corporation

Mahle Engine Systems

Charan Preet Singh Johal

John Carey

Carolyn A Mayston

A plain bearing having a sliding layer of a bearing material thereon is described, the bearing material comprising a polymer-based matrix selected from the group comprising modified epoxy resin and polyamide/amide resin, the matrix having contained therein at least one addition selected from the group comprising: metal powder in the range from 15 to 30 vol %; a fluoropolymer in the range from 1 to 15 vol %; ceramic powder in the range from 0.5 to 20 vol %; and, silica in the range from 2 to 15 vol %.

Bearings

A plain bearing and method for making the same are shown and described. The plain bearing includes a layer of a strong backing material to which a first bearing alloy is bonded. A second layer of bearing material overlays the first bearing layer and comprises essentially pure tin without any other metallic alloying constituents and an organic levelling agent in the matrix thereof.

A plain bearing and method for making the plain bearing are described, the plain bearing having an overlay alloy layer at a sliding surface of the plain bearing, the plain bearing comprising a layer of a strong backing material, a layer of a first bearing alloy bonded to the strong backing material and a layer of a second bearing material comprising said overlay material bonded to said first bearing alloy layer wherein said second bearing material comprises tin having included in the matrix thereof an organic levelling agent.

A method and apparatus for electroplating at least part of the surface area of an article with a metal coating is described, the method including the steps of: placing the article in a vessel, the vessel being provided with machinery to allow access of fluid to an interior volume; the article being contained in the interior volume and, machinery to allow egress of the fluid; providing the vessel with anode and cathode connections such as to enable the article to become cathodic with regard to an anode extending into the interior volume; providing machinery to cause at least two different fluids including at least one plating electrolyte to be introduced into the vessel in sequence, flow through the interior volume and to exit therefrom for a sufficient time to allow a required thickness of the metal coating to be deposited.

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Leicester, United Kingdom

Charan Preet Singh Johal