Frictional material
Patent 4747873 Issued on May 31, 1988. Estimated Expiration Date: 
September 11, 2007. 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.
September 11, 2007. 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 3623981 3827129 Graphite fiber/metal composites Process for fabricating fiber-reinforced metal composite Method for producing diamond compact Reinforced metal substrate Patent #: 4648902 InventorAssigneeApplicationNo. 07/095450 filed on 09/11/1987US Classes:75/229, Flake or fibrous constituent or fibrous grain structure419/11, Nonmetal is elemental carbon419/24, Filaments or fibers428/408, SELF-SUSTAINING CARBON MASS OR LAYER WITH IMPREGNANT OR OTHER LAYER428/908.8, WEAR-RESISTANT LAYER75/243Nonmetal is elemental Carbon(C) onlyExaminersPrimary: Lechert, Stephen J. Jr.Attorney, Agent or FirmInternational ClassesC04B 41/45 (20060101)C04B 41/51 (20060101) F16D 69/02 (20060101) AbstractA frictional material is disclosed, which is characterized in that, with the metal-containing composite material infiltrated with metal into the pore portions of composite comprising carbon material reinforced with carbon fibers, the porosity of said composite is adjusted to 5 to 15 vol. % and a metal or an alloy with a melting point of 125° to 1100° C. is infiltrated in amounts of 3 to 10 vol. %.Field of SearchFlake or fibrous constituent or fibrous grain structure | |
