IP Library › Granted Patent US 11,162,416
Granted Patent B2
US 11,162,416 · App. 16/222,109 · Granted Nov 2, 2021

Attritable engine integrated with vehicle

Inventors: Evan Butcher (Suffield, CT); Jesse R. Boyer (Middletown, CT); Om P. Sharma (South Windsor, CT); Lawrence Binek (Glastonbury, CT); Bryan G. Dods (Greer, SC); Vijay Narayan Jagdale (South Windsor, CT)
Assignee: Raytheon Technologies Corporation
F02C6/20B60K3/04F01D25/243B33Y10/00B33Y80/00F05D2230/22F05D2230/30
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Quick Facts
Patent No.
US 11,162,416
App. No.
16/222,109
Granted
Nov 2, 2021
Kind
B2
Abstract

A vehicle structure with unitary casing for an attritable gas turbine engine comprising a vehicle structure forming a unitary casing having a casing wall opposite the vehicle structure; a bypass duct formed between the casing wall and the vehicle structure, wherein the unitary casing is configured to receive a core of the attritable gas turbine engine.

Claims (31)

1. A vehicle structure with unitary casing for an attritable gas turbine engine comprising:

a vehicle structure forming a unitary casing having a casing wall opposite said vehicle structure, wherein said unitary casing comprises the casing wall formed unitary with a core support section of the vehicle structure configured to insulate said attritable gas turbine engine;

a bypass duct formed between said casing wall and said vehicle structure, wherein said unitary casing is configured to receive a core of said attritable gas turbine engine.

2. The vehicle structure with unitary casing according to claim 1 , wherein said unitary casing is configured to couple with said core of the attritable gas turbine engine.

3. The vehicle structure with unitary casing according to claim 1 , further comprising:

at least one spar extending between said casing wall and said vehicle structure within said bypass duct.

4. The vehicle structure with unitary casing according to claim 1 , further comprising:

a coupling attached to the unitary casing configured to attach said core of the attritable gas turbine engine.

5. The vehicle structure with unitary casing according to claim 1 , wherein said unitary casing and support structure comprises insulation integrally formed throughout a core support section and an exhaust section.

6. The vehicle structure with unitary casing according to claim 1 , wherein said unitary casing comprises the same material composition as said vehicle structure.

7. A unitary casing for an attritable gas turbine engine comprising:

the unitary casing formed unitary with a vehicle structure configured to support the gas turbine engine, wherein the vehicle structure comprises an intake section upstream of a core support section and an exhaust section detachably coupled downstream from the core support section; and

the unitary casing configured to couple with a core of the gas turbine engine.

8. The unitary casing according to claim 7 , wherein said unitary casing comprises a casing wall formed unitary with the core support section of the vehicle structure configured to insulate said attritable gas turbine engine.

9. The unitary casing according to claim 7 , further comprising:

at least one spar extending between said casing wall and said vehicle structure.

10. The unitary casing according to claim 9 , wherein the casing wall and vehicle structure are configured in at least one of a single compartment and multiple compartments between the at least one spar.

11. The unitary casing according to claim 8 , further comprising:

a core mounting coupling extending from the casing wall proximate the core support section, wherein the core mounting coupling is configured to attach the core to the unitary casing within the core support section.

12. A process for forming a vehicle structure configured to support an attritable gas turbine engine comprising:

forming a unitary casing unitary with said vehicle structure, wherein said unitary casing is configured to mount to a core of the attritable gas turbine engine, wherein the vehicle structure comprises an intake section upstream of a core support section and an exhaust section detachably coupled downstream from the core support section.

13. The process of claim 12 , wherein forming said unitary casing and said vehicle structure comprises model-based additive manufacturing techniques.

14. The process of claim 12 , wherein forming said unitary casing comprises:

changing process parameters to produce said unitary casing within said vehicle structure.

15. The process of claim 14 , further comprising:

forming a core mounting coupling comprising at least one of an anti-rotation feature and an indexing feature configured to mount and couple the core to the unitary casing.

16. The process of claim 12 , wherein said unitary casing comprises the same material composition as said vehicle structure.

17. The process of claim 12 , further comprising:

locating at least one spar between said unitary casing and said vehicle structure.

18. The process of claim 12 , further comprising:

forming a bypass duct of the gas turbine engine between said unitary casing and said vehicle structure.

Assignments (4)
CHANGE OF NAME Recorded Jul 27, 2023
From: RAYTHEON TECHNOLOGIES CORPORATION
To: RTX CORPORATION
Reel/Frame 064714/0001 →
CORRECTIVE ASSIGNMENT TO CORRECT THE AND REMOVE PATENT APPLICATION NUMBER 11886281 AND ADD PATENT APPLICATION NUMBER 14846874. TO CORRECT THE RECEIVING PARTY ADDRESS PREVIOUSLY RECORDED AT REEL: 054062 FRAME: 0001. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF ADDRESS. Recorded Mar 4, 2021
From: UNITED TECHNOLOGIES CORPORATION
To: RAYTHEON TECHNOLOGIES CORPORATION
Reel/Frame 055659/0001 →
CHANGE OF NAME Recorded Sep 4, 2020
From: UNITED TECHNOLOGIES CORPORATION
To: RAYTHEON TECHNOLOGIES CORPORATION
Reel/Frame 054062/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 24, 2019
From: BUTCHER, EVAN; BOYER, JESSE R.; SHARMA, OM P.; BINEK, LAWRENCE; DODS, BRYAN G.; JAGDALE, VIJAY NARAYAN
To: UNITED TECHNOLOGIES CORPORATION
Reel/Frame 048128/0147 →
Continuity (1)
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