Edward R. Szela - West Springfield MA, US Michael A. Joy - Middletown CT, US Daniel A. Bales - Avon CT, US Bradford A. Cowles - Tolland CT, US David A. Rutz - Glastonbury CT, US
A method of repairing an article includes removing an undesirable section of the article, attaching a repair section to the article at a location from which the undesirable section has been removed, and mechanically working the repair section to achieve a reduction in a cross-sectional area of the repair section.
Thomas J. Watson - South Windsor CT, US Stephen E. Pasakarnis - South Windsor CT, US Bradford A. Cowles - Tolland CT, US Blair A. Smith - South Windsor CT, US
Assignee:
UNITED TECHNOLOGIES CORPORATION - Hartford CT
International Classification:
F01D 5/14 B23P 15/02
US Classification:
416241 R, 298897
Abstract:
A method of improving fatigue strength in a fan blade includes fabricating a metal fan blade with an airfoil and a root and deep peening the root.
Michael A. Joy - Middletown CT, US Daniel A. Bales - Avon CT, US Bradford A. Cowles - Tolland CT, US David A. Rutz - Glastonbury CT, US
Assignee:
United Technologies Corporation - Hartford CT
International Classification:
F01D 5/00
US Classification:
416241 R, 416223 R
Abstract:
A repaired article includes a body extending between a first side and a second side. The body has a repair section with an associated thickness between the first side and the second side. The repair section includes regions of plastic deformation distributed through the thickness. A gas turbine engine including the body is also disclosed.
Arcuate Directionally Solidified Components And Manufacture Methods
- Farmington CT, US Paul D. Genereux - Stuart FL, US Alan D. Cetel - West Hartford CT, US Steven J. Bullied - Pomfret Center CT, US Mario P. Bochiechio - Vernon CT, US Kevin W. Schlichting - South Glastonbury CT, US Bradford A. Cowles - Tolland CT, US Carl R. Verner - Windsor CT, US David U. Furrer - Marlborough CT, US Venkatarama K. Seetharaman - Rocky Hill CT, US
A method for casting comprising: providing a seed, the seed characterized by: an arcuate form and a crystalline orientation progressively varying along an arc of the form; providing molten material; and cooling and solidifying the molten material so that a crystalline structure of the seed propagates into the solidifying material.
Arcuate Directionally Solidified Components And Manufacture Methods
Dilip M. Shah - Glastonbury CT, US Paul D. Genereux - Stuart FL, US Alan D. Cetel - West Hartford CT, US Steven J. Bullied - Pomfret Center CT, US Mario P. Bochiechio - Vernon CT, US Kevin W. Schlichting - South Glastonbury CT, US Bradford A. Cowles - Tolland CT, US Carl R. Verner - Windsor CT, US David U. Furrer - Marlborough CT, US Venkatarama K. Seetharaman - Rocky Hill CT, US
A method for casting comprising: providing a seed, the seed characterized by: an arcuate form and a crystalline orientation progressively varying along an arc of the form; providing molten material; and cooling and solidifying the molten material so that a crystalline structure of the seed propagates into the solidifying material.
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