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Whisker reinforced high fracture toughness ceramic threaded fasteners
WHISKER REINFORCED HIGH FRACTURE TOUGHNESS CERAMIC THREADEDFASTENERS A high temperature fastener including a bolt (12) and a nut (14), where the bolt (12) and the nut (14) are constructed of an aluminum oxide ceramic material reinforced with silicon-carbide crystal whiskers or silicon nitride. 38 -34 /-44 'IN. ---- 54 PREPARING A MIXTURE OF ALUMINUM OXIDE CERAMIC MATERIAL POWDER AND SILICON-CARBIDE CRYSTAL WHISKERS PUTTING THE MIXTURE IN A HIGH TEMPERATURE, HIGH PRESSURE PRESS HAVING MOLD DIE PIECES CONFIGURED TO FORM A BOLT BLANK HEATING AND COMPRESSING THE MIXTURE IN THE PRESS BETWEEN THE MOLD DIES CAUSING THE MIXTURE TO CONSOLIDATE INTO A BOLT BLANK HAVING A HEAD AND A SHAFT ALLOWING THE BOLT BLANK TO COOL AND REMOVING THE BOLT BLANK FROM THE PRESS MACHINING A SCREW THREADED EXTERIOR SURFACE ON THE SHAFT OF THE BOLT BLANK MACHINING A TOOL INTERFACE SURFACE ON THE HEAD OF THE BOLT BLANK
Whisker reinforced high fracture toughness ceramic threaded fasteners
WHISKER REINFORCED HIGH FRACTURE TOUGHNESS CERAMIC THREADEDFASTENERS A high temperature fastener including a bolt (12) and a nut (14), where the bolt (12) and the nut (14) are constructed of an aluminum oxide ceramic material reinforced with silicon-carbide crystal whiskers or silicon nitride. 38 -34 /-44 'IN. ---- 54 PREPARING A MIXTURE OF ALUMINUM OXIDE CERAMIC MATERIAL POWDER AND SILICON-CARBIDE CRYSTAL WHISKERS PUTTING THE MIXTURE IN A HIGH TEMPERATURE, HIGH PRESSURE PRESS HAVING MOLD DIE PIECES CONFIGURED TO FORM A BOLT BLANK HEATING AND COMPRESSING THE MIXTURE IN THE PRESS BETWEEN THE MOLD DIES CAUSING THE MIXTURE TO CONSOLIDATE INTO A BOLT BLANK HAVING A HEAD AND A SHAFT ALLOWING THE BOLT BLANK TO COOL AND REMOVING THE BOLT BLANK FROM THE PRESS MACHINING A SCREW THREADED EXTERIOR SURFACE ON THE SHAFT OF THE BOLT BLANK MACHINING A TOOL INTERFACE SURFACE ON THE HEAD OF THE BOLT BLANK
Whisker reinforced high fracture toughness ceramic threaded fasteners
DICHIARA ROBERT A (author)
2020-12-17
Patent
Electronic Resource
English
IPC:
F16B
DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES
,
Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile
/
B28B
Formgeben von Ton oder anderen keramischen Stoffzusammensetzungen, Schlacke oder von Mischungen, die zementartiges Material enthalten, z.B. Putzmörtel
,
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
/
C04B
Kalk
,
LIME
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