Patent ID: 8628621
Filing Date: 2014-01-14
Classification: C23C

Abstract:
1. A gas injector comprising: a body configured to provide an inner space therein; a supply hole formed in an upper surface of the body to communicate with the inner space and receive a raw material; a plurality of injection holes formed in a lower surface of the body to communicate with the inner space and inject the raw material into a chamber which the gas injector is at least partially housed; and a distribution plate disposed in the inner space of the body, the distribution plate comprising a plurality of through holes, wherein: the distribution plate includes at least a portion inclined at a predetermined angle with respect to a horizontal surface to divide the inner space of the body into a first region having the supply hole therein and a second region having the plurality of injection holes therein; and the plurality of through holes are disposed on the portion of the distribution plate inclined at the predetermined angle.