The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 08, 2024

Filed:

Feb. 07, 2024
Applicant:

Guangzhou Aifo Light Communication Technology Company Ltd., Guangzhou, CN;

Inventors:

Guoqiang Li, Guangzhou, CN;

Xinyan Yi, Guangzhou, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/32 (2006.01); C23C 16/02 (2006.01); C23C 16/458 (2006.01); C23C 16/50 (2006.01); H01L 21/67 (2006.01); H01L 21/677 (2006.01);
U.S. Cl.
CPC ...
H01J 37/32715 (2013.01); C23C 16/0227 (2013.01); C23C 16/4583 (2013.01); C23C 16/50 (2013.01); H01J 37/32743 (2013.01); H01J 37/32899 (2013.01); H01L 21/67028 (2013.01); H01L 21/67034 (2013.01); H01L 21/6704 (2013.01); H01L 21/67196 (2013.01); H01L 21/67706 (2013.01); H01J 2237/2007 (2013.01); H01J 2237/20214 (2013.01); H01J 2237/3321 (2013.01);
Abstract

A PECVD apparatus includes a transfer chamber, a load lock, a cleaning chamber, a spin-drying chamber, a deposition chamber, and an unload lock; wherein the load lock, the cleaning chamber, the spin-drying chamber, the deposition chamber, and the unload lock are successively spirally arranged on a side wall of the transfer chamber; and a spiral conveyor device is arranged in the transfer chamber, wherein the spiral conveyor device includes a conveyor rod, a spiral drive mechanism, and a plurality of conveyor assemblies; wherein the conveyor rod is vertically arranged in the transfer chamber, and the plurality of conveyor assemblies are spirally arranged on the conveyor rod, and wherein the spiral drive mechanism is configured to drive the conveyor rod to undergo a spiral ascending or descending movement.


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