IP Library Granted Patent US 9,249,367
Granted Patent B2
US 9,249,367 · App. 13/543,311 · Granted Feb 2, 2016

Injector having interchangeable injector orifices

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Quick Facts
Patent No.
US 9,249,367
App. No.
13/543,311
Granted
Feb 2, 2016
Kind
B2
Abstract

An impingement injector includes an injector core having a plurality of conduits. The conduits include a first conduit and second conduits disposed circumferentially around the first conduit. The second conduits are at an impinging angle with respect to the first conduit. Replaceable, tunable jets are disposed in corresponding ones of the second conduits.

Claims (36)

1. An impingement injector comprising:

an injector core that extends between a first side and a second side including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the plurality of replaceable, tunable jets are tubes and wherein at least a portion of the tubes breach at least one of the first side or the second side.

2. The impingement injector as recited in claim 1 , wherein the tubes extend completely between the first side and the second side.

3. The impingement injector as recited in claim 1 , wherein at least a portion of the tubes threadingly engage the injector core.

4. The impingement injector as recited in claim 1 , wherein at least one of the tubes is made of a first material and the injector core is made of a second material different from the first material in composition.

5. The impingement injector as recited in claim 1 , wherein the tubes each include an open end lying in a plane that is inclined with regard to a central axis of the tube.

6. The impingement injector as recited in claim 1 , wherein the tubes include an internal surface having a faceted geometry.

7. The impingement injector as recited in claim 6 , wherein the faceted geometry is a faceted, hexagonal geometry.

8. The impingement injector as recited in claim 1 , wherein the injector core is a cylindrical plate.

9. An impingement injector comprising:

an injector core that extends between a first side and a second side including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the plurality of replaceable, tunable jets are tubes and wherein the tubes extend completely between the first side and the second side.

10. The impingement injector as recited in claim 9 , wherein at least a portion of the tubes threadingly engage the injector core.

11. The impingement injector as recited in claim 9 , wherein the tubes each include an open end lying in a plane that is inclined with regard to a central axis of the tube.

12. An impingement injector comprising:

an injector core including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the plurality of replaceable, tunable jets are tubes and wherein at least a portion of the tubes threadingly engage the injector core.

13. The impingement injector as recited in claim 12 , wherein the tubes each include an open end lying in a plane that is inclined with regard to a central axis of the tube.

14. An impingement injector comprising:

an injector core including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the plurality of replaceable, tunable jets are tubes and wherein the tubes each include an open end lying in a plane that is inclined with regard to a central axis of the tube.

15. An impingement injector comprising:

an injector core including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the plurality of replaceable, tunable jets are tubes and wherein the tubes include an internal surface having a faceted geometry.

16. The impingement injector as recited in claim 15 , wherein the faceted geometry is a faceted, hexagonal geometry.

17. An impingement injector comprising:

an injector core including a plurality of conduits, the plurality of conduits including a first conduit and second conduits disposed circumferentially around the first conduit, the second conduits being at an impinging angle with respect to the first conduit; and

a plurality of replaceable, tunable jets disposed in corresponding ones of the second conduits,

wherein the injector core is a cylindrical plate.

18. The impingement injector as recited in claim 17 , wherein the plurality of replaceable, tunable jets are tubes.

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Aug 5, 2016
From: U.S. BANK NATIONAL ASSOCIATION
To: AEROJET ROCKETDYNE OF DE, INC. (F/K/A PRATT & WHITNEY ROCKETDYNE, INC.)
Reel/Frame 039597/0890 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 18, 2015
From: AEROJET ROCKETDYNE OF DE, INC.
To: GAS TECHNOLOGY INSTITUTE
Reel/Frame 036395/0477 →
CHANGE OF NAME Recorded Jul 30, 2013
From: PRATT & WHITNEY ROCKETDYNE, INC.
To: AEROJET ROCKETDYNE OF DE, INC.
Reel/Frame 030902/0313 →
SECURITY AGREEMENT Recorded Jun 21, 2013
From: PRATT & WHITNEY ROCKETDYNE, INC.
To: U.S. BANK NATIONAL ASSOCIATION
Reel/Frame 030656/0615 →
SECURITY AGREEMENT Recorded Jun 17, 2013
From: PRATT & WHITNEY ROCKETDYNE, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 030628/0408 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 6, 2012
From: YOWS, STEPHEN ARTHUR
To: PRATT & WHITNEY ROCKETDYNE, INC.
Reel/Frame 028501/0657 →