{"number":"US12697657B2","kindCode":"B2","documentType":"grant","title":{"original":"Casting core post and socket joint","english":"Casting core post and socket joint"},"abstract":{"original":"A casting core assembly has: a first ceramic piece including a projecting post; a second ceramic piece including a socket encircling the post; and a ceramic filler material between the post and the socket. At least one of: in axial section at at least one location the post has a lateral protrusion of at least 15 micrometers relative to a location proximal thereof; and in axial section at at least one location socket has a lateral recess of at least 15 micrometers relative to a location outboard thereof.","english":"A casting core assembly has: a first ceramic piece including a projecting post; a second ceramic piece including a socket encircling the post; and a ceramic filler material between the post and the socket. At least one of: in axial section at at least one location the post has a lateral protrusion of at least 15 micrometers relative to a location proximal thereof; and in axial section at at least one location socket has a lateral recess of at least 15 micrometers relative to a location outboard thereof."},"applicants":["RTX Corporation"],"inventors":["Jordan T. Lowell","Anthony J. Del Boccio"],"filingDate":"2024-08-23","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697657B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697657B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697657B2","ja":"https://downloadpatent.com/ja/patent/US12697657B2"}}