IP Library Granted Patent US 8,820,359
Granted Patent B2
US 8,820,359 · App. 12/288,530 · Granted Sep 2, 2014

Seamless fluid storage and transport module

Inventor: David A. Hinkley (La Mirada, CA)
Assignee: The Aerospace Corporation
B64G1/402F17C2270/0194F17C2250/0465F17C2227/03F17C2260/013F17C2260/01F17C1/00F17C2260/036F17C2203/066F17C2205/0323F17C2227/0388F17C2250/0447F17C2203/0636F17C2250/043F17C2205/0341F17C2209/21
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Quick Facts
Patent No.
US 8,820,359
App. No.
12/288,530
Granted
Sep 2, 2014
Kind
B2
Abstract

A fluid storage and transport module includes complex plumbing features such as fluid reservoirs, filters, heat exchangers, three-dimensionally routed tubing, valves, mixing chambers, and exit apertures formed in and on a monolithic common bulk material using an additive rapid prototyping process of depositing multiple layers of rapid prototyping materials without welds, adhesives or compression fittings, being made by a method that minimizes leaks, maximizes packing density of the functional components, and increases the plumbing robustness to leaks.

Claims (34)

1. An apparatus for containing fluids and gases comprising:

a spacecraft propulsion system in the form of a solid monolithic device comprising:

a plurality of patterned layers of a rapid prototyping material comprising:

a first patterned layer of the material;

one or more additional patterned layers of the material,

wherein each additional patterned layer of the material is deposited on and attached to a previously deposited patterned layer of the material and cured, and

wherein each cured patterned layer of the material forms a seamless interface without the use of bonds, welds, or adhesives, the seamless interface having no seam between the additional patterned layer of the material and the previously deposited patterned layer of the material, wherein each patterned layer is made from the same material;

one or more cavities disposed within the monolithic device as a result of patterning associated with one or more of the plurality of patterned layers; and

wherein at least one of the cavities comprises a storage tank encapsulated within the monolithic device.

2. The module apparatus of claim 1 , wherein each patterned layer of the material is cured to the previously deposited patterned layer of the material prior to deposition of a successive patterned layer.

3. The apparatus of claim 1 , wherein the monolithic device further comprises:

one or more internal operational devices encapsulated within the monolithic device, the internal operational devices selected from the group consisting of: an electronic transmitter, an electronic receiver, a pressure sensor, a filter, and an antenna.

4. The apparatus of claim 3 , wherein the one or more internal operational devices are disposed in the one or more cavities defined within the monolithic device.

5. The apparatus of claim 4 , wherein each internal operational device is disposed in a respective corresponding cavity of the one or more cavities, and wherein each of the one or more cavities is bounded by one or more internal curvilinear surfaces of one or more of the plurality of patterned layers such that each internal operational device is seamlessly encapsulated, to provide no seams between the plurality of patterned layers, within the respective corresponding cavity.

6. The apparatus of claim 1 , wherein the monolithic device further comprises

one or more internal operational devices encapsulated within the monolithic device, the one or more internal operational devices comprising at least one of an optical device.

7. The apparatus of claim 1 , further comprising:

one or more internal fluidic devices encapsulated within the monolithic device; and

one or more surface fluidic devices disposed at least in part on an exterior surface of the monolithic device, wherein at least one of the surface fluidic devices is in fluid communication with at least one of the internal fluidic devices and in fluid communication with at least one device disposed externally to the monolithic device.

8. The apparatus of claim 7 , wherein the storage tank is a pressurized storage tank, wherein the one or more surface fluidic devices comprise a diverging nozzle, and wherein the diverging nozzle is in fluid communication with the pressurized storage tank.

9. The apparatus of claim 7 , wherein the one or more surface fluidic devices comprise a diverging nozzle disposed along an outer surface of the monolithic device and a valve disposed along the outer surface of the monolithic device, wherein the diverging nozzle is in fluid communication with the valve.

10. The apparatus of claim 1 , wherein the module further comprises:

one or more surface operational devices, wherein each surface operational device provides a connection or an interface between at least one device disposed externally to the monolithic device and at least one of the internal operational devices.

11. The apparatus of claim 10 , wherein the one or more surface operational devices comprise at least one of: a waveguide, an optical filter, an optical minor, an optical lens, or an acoustical pipe.

12. The apparatus of claim 1 , wherein the one or more cavities further comprise an electrical circuit board disposed within at least one of the one or more cavities and encapsulated by one or more of the plurality of patterned layers within the monolithic device; and

a wire lead having a first end and a distal second end, the first end electrically coupled to the electrical circuit board and the second comprising an exposed wire lead extending out from an outer surface of the monolithic device.

13. The apparatus of claim 1 , wherein the monolithic device further comprises an antenna encapsulated within the monolithic device.

14. The apparatus of claim 1 , wherein the rapid prototyping material comprises a rapid prototyping stereolithography resin comprising no fillers.

15. The apparatus of claim 1 , wherein the storage tank a pressurized storage tank and wherein the pressurized storage tank is configured to store one of a fluid or a gas.

16. The apparatus of claim 1 , wherein the monolithic device further comprises one or more internal fluidic devices encapsulated within the monolithic device, the one or more internal fluidic devices comprising a plenum.

17. The apparatus of claim 1 , wherein the monolithic device further comprises one or more internal operational devices encapsulated within the monolithic device, the one or more internal operational devices comprising an electromagnetic device.

18. The apparatus of claim 1 , wherein the monolithic device further comprises one or more internal operational devices encapsulated within the monolithic device, the one or more internal operational devices comprising an electronic transmitter.

19. The apparatus of claim 1 , wherein the monolithic device further comprises one or more internal operational devices encapsulated within the monolithic device, the one or more internal operational devices comprising a pressure sensor.

20. The apparatus of claim 1 , wherein the monolithic device further comprises one or more internal fluidic devices encapsulated within the monolithic device, the one or more internal fluidic devices comprising a tube.

Assignments (2)
CONFIRMATORY LICENSE Recorded Oct 15, 2010
From: AEROSPACE CORPORATION, THE
To: UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE, THE
Reel/Frame 025154/0120 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 21, 2008
From: HINKLEY, DAVID A.
To: AEROSPACE CORPORATION, THE
Reel/Frame 021776/0292 →
Continuity (1)
Related Publication 20100096030A1 · Apr 22, 2010