IP Library Patent Application 13195567
Patent Application
App. No. 13/195,567

DISTRIBUTOR HEATER

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Patent No.
US None
App. No.
13/195,567
Abstract

A vapor distributor assembly may include a carbon fiber heating element.

Claims (56)

1 . A vapor distributor assembly comprising:

a heating element configured to provide a temperature sufficient to vaporize at least a portion of a solid material to form a vapor, the heating element comprising a carbon-based structure.

2 . The vapor distributor assembly of claim 1 , wherein the carbon-based structure comprises carbon fiber.

3 . The vapor distributor assembly of claim 1 , wherein the carbon-based structure comprises carbon nanotubes.

4 . The vapor distributor assembly of claim 1 , wherein the heating element is configured to be resistively heated through application of a current.

5 . The vapor distributor assembly of claim 1 , wherein the heating element is housed within a first chamber.

6 . The vapor distributor assembly of claim 5 , wherein the heating element is configured to maintain the first chamber at a temperature of about 400 degrees C. or more.

7 . The vapor distributor assembly of claim 5 , wherein the heating element is configured to maintain the first chamber at a temperature of about 800 degrees C. or less.

8 . The vapor distributor assembly of claim 5 , wherein the first chamber is configured to receive a solid material and a carrier gas.

9 . The vapor distributor assembly of claim 5 , wherein the first chamber comprises one or more distribution holes.

10 . The vapor distributor assembly of claim 5 , further comprising a second chamber substantially proximate to the first chamber, and configured to provide a material flow sufficiently indirect to mix the vapor and the carrier gas into a substantially uniform gas composition.

11 . The vapor distributor assembly of claim 10 , wherein the first and second chambers are substantially tubular, and the first chamber is disposed within the second chamber such that the second chamber sheaths the first chamber.

12 . The vapor distributor assembly of claim 10 , wherein the second chamber comprises one or more distribution holes.

13 . The vapor distributor assembly of claim 10 , wherein the first chamber is configured such that substantially no solid material can be directed into the second chamber.

14 . A method for depositing material on a substrate, the method comprising:

introducing a solid material and a carrier gas into a first chamber, the first chamber comprising a heating element; and

resistively heating the heating element to vaporize the solid material into a vapor, wherein the heating element comprises a carbon-based structure selected from the group consisting of carbon nanotubes and carbon fiber.

15 . The method of claim 14 , further comprising directing a mixture of the vapor and carrier gas through a second chamber.

16 . The method of claim 15 , wherein directing the mixture of vapor and carrier gas forms a substantially uniform gas composition.

17 . The method of claim 14 , further comprising directing the substantially uniform gas composition toward a surface of a substrate having a temperature lower than the vapor.

18 . A system for depositing a film on a substrate comprising:

a material source connected to a distributor assembly such that a solid material and carrier gas supplied by the material source are introduced into the distributor assembly, wherein the distributor assembly includes:

a first chamber, such that the solid material and carrier gas introduced into the distributor assembly are directed into the first chamber;

a heating element positioned within the first chamber and providing a temperature high enough that at least a portion of the solid material vaporizes into a vapor, wherein the heating element comprises a plurality of carbon-based structures selected from the group consisting of carbon fibers and carbon nanotubes;

a second chamber proximate to the first chamber and providing a material flow sufficiently indirect to mix the vapor and the carrier gas into a substantially uniform vaporlcarrier gas composition; and

an outlet proximate to the second chamber and positioned in a manner that the uniform vaporlcarrier gas composition toward a surface of a proximate substrate; and

a conveyor for transporting the substrate sufficiently proximate to the distributor assembly such that the vapor may be deposited on the substrate as a film.

19 . A method of manufacturing a photovoltaic module comprising:

positioning a substrate at a substrate position within a process chamber;

introducing a solid material and a carrier gas into a first chamber, the first chamber comprising a heating element and positioned adjacent to the process chamber;

heating the heating element to vaporize the solid material into a vapor, wherein the heating element comprises a plurality of carbon-based structures selected from the group consisting of carbon nanotubes and carbon fibers;

directing a mixture of the vapor and carrier gas through a second chamber;

forming a substantially uniform gas composition from the vapor and carrier gas; and

directing the substantially uniform gas composition into the process chamber and toward a surface of the substrate, wherein the substrate has a temperature lower than the vapor, to deposit a film comprising the solid material on the substrate.

20 . The method of claim 19 , wherein the solid material comprises cadmium telluride.

21 . The method of claim 19 , further comprising depositing one or more additional layers adjacent to the layer of solid material deposited on the substrate.

22 . The method of claim 19 , further comprising forming a back contact layer adjacent to the layer of solid material deposited on the substrate.

23 . The method of claim 22 , further comprising positioning at least one common conductor adjacent to the back contact layer.

24 . The method of claim 23 , further comprising positioning a back cover adjacent to the back contact layer.

25 . The method of claim 24 , further comprising accessing the at least one common conductor through an opening on the back cover.

26 . The method of claim 25 , further comprising positioning a junction box adjacent to the back cover.

27 . A method of manufacturing a vapor distributor assembly comprising positioning a heating element comprising a carbon-based structure adjacent to a first chamber.

28 . The method of claim 27 , wherein positioning the heating element adjacent to a first chamber comprises positioning the heating element at least partially within the interior of the first chamber.

29 . The method of claim 27 , further comprising positioning a second heating element adjacent to a second chamber.

30 . The method of claim 27 , further comprising positioning a material source adjacent to the first chamber to create a material flow path between the material source and the first chamber.

31 . The method of claim 27 , further comprising positioning the first chamber adjacent to a substrate process chamber configured to accept a substrate to accept material from the first chamber.

32 . The method of claim 31 , wherein the step of positioning the first chamber adjacent to the substrate process chamber comprises positioning the first chamber at least partially within the interior of the process chamber.

33 . A method of creating a heating element comprising arranging one or more carbon-based structures into the form of a heating element, wherein the one or more carbon-based structures are selected from the group consisting of carbon nanotubes and carbon fibers.

34 . The method of claim 33 , further comprising the step of forming the carbon-based structures before creating the heating element.

35 . The method of claim 34 , wherein the step of forming the carbon-based structures comprises arranging a plurality of carbon atoms into the carbon-based structures.

36 . The method of claim 22 , further comprising fixing the carbon atoms into carbon-based structures after arranging the carbon atoms.

37 . A vapor distributor assembly comprising:

a heating element configured to provide a temperature sufficient to vaporize at least a portion of a solid material to form a vapor, the heating element comprising a fiber.

38 . The vapor distributor assembly of claim 37 , wherein the fiber comprises a carbon fiber.

39 . The vapor distributor assembly of claim 37 , wherein the fiber comprises a glass fiber.

40 . The vapor distributor assembly of claim 37 , further comprising at least one chamber adjacent to the heating element, wherein the at least one chamber is configured to direct a vaporized solid material and carrier gas toward a substrate.

Assignments (3)
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Recorded Nov 15, 2021
From: JPMORGAN CHASE BANK, N.A.
To: FIRST SOLAR, INC.
Reel/Frame 058132/0261 →
CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT APPLICATION 13/895113 ERRONEOUSLY ASSIGNED BY FIRST SOLAR, INC. TO JPMORGAN CHASE BANK, N.A. ON JULY 19, 2013 PREVIOUSLY RECORDED ON REEL 030832 FRAME 0088. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT PATENT APPLICATION TO BE ASSIGNED IS 13/633664. Recorded Sep 19, 2014
From: FIRST SOLAR, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 033779/0081 →
SECURITY AGREEMENT Recorded Jul 19, 2013
From: FIRST SOLAR, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 030832/0088 →