Patent ID: 6258153
Filing Date: 2001-07-10
Classification: C23C,Y10S

Abstract:
A device for depositing substances, comprising:a housing having a deposition chamber with an inner wall maintained at a given deposition temperature for depositing substances thereon, said deposition chamber having an outside, an outlet opening, and a connector on said outside;a feed having a delivery end extending to said deposition chamber for introducing the substances to be deposited into said deposition chamber, said feed being maintained at a transport temperature above the given deposition temperature, wherein a deposition of the substances is substantially prevented at the transport temperature; anda thermal insulation between said feed and said inner wall for preventing said delivery end of said feed from being cooled to the given deposition temperature, said delivery end of said feed protruding through said connector to said deposition chamber, and said thermal insulation thermally insulating said delivery end from said connector.