Method for bonding composite materials
Patent 3984043 Issued on October 5, 1976. Estimated Expiration Date: 
October 5, 1993. 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.
October 5, 1993. 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 3481023 3606667 3615277 InventorsApplicationNo. 05/473972 filed on 05/24/1974US Classes:228/190Of concurrently bonded stacked laminaeExaminersPrimary: Smith, Al LawrenceAssistant: Joyce, Margaret Attorney, Agent or FirmInternational ClassesC22C 47/00 (20060101)B23K 20/233 (20060101) B23K 20/22 (20060101) AbstractA method for continuously manufacturing in air aluminum matrix composites reinforced with a plurality of parallel layers of unidirectional filaments comprising positioning a plurality of filament reinforced aluminum matrix monolayer tapes in a stack, placing the stack between platens heated to a predetermined temperature, pressing the stack between the platens at pressures of approximately 100-10,000 psi to reduce its thickness to cause densification, said temperature being lower than the liquidus temperature of the aluminum matrix but being sufficiently high, in combination with the pressure, to cause bonding of said matrix to said filaments and to contiguous portions of adjacent tapes and removing the densified composite from between the platens. | |
