Lubricated electrical contacts
Patent 4268568 Issued on May 19, 1981. Estimated Expiration Date: 
May 14, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 14, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3279936 3510337 3551202 3930066 InventorsAssigneeApplicationNo. 06/038570 filed on 05/14/1979US Classes:428/209, Including metal layer174/110FC, Fluorocarbons (TEFLON™, Kel-f, FEP-Teflon)428/336, 1 mil or less428/339, Including synthetic resin or polymer layer or component428/421, Of fluorinated addition polymer from unsaturated monomers428/422, Addition polymer is perhalogenated428/463Ester, halide or nitrile of addition polymerExaminersPrimary: McCamish, Marion E.Assistant: Thomas, Alexander S. Attorney, Agent or FirmInternational ClassesH01H 1/60 (20060101)H01H 1/00 (20060101) H01R 13/03 (20060101) AbstractThe electrical contact is described which incorporates a fluorocarbon polymer film as the lubricant. A process for applying the lubricant is also described. Such contacts are advantageous because of reduced wear behavior and reduced thickness requirements for noble metals used on contact surfaces.Other References
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