Patent ID: 6719848
Filing Date: 2004-04-13
Classification: C03C,C23C

Abstract:
A chemical vapor deposition system comprising:a housing that defines an enclosed deposition chamber and includes a lower portion and an upper portion having a horizontal junction with each other; a seal assembly that extends between the lower and upper housing portions at their horizontal junction; a roll conveyor located within the deposition chamber to convey glass sheet substrates along a direction of conveyance at a plane of conveyance below the horizontal junction of the lower and upper housing portions where the seal assembly is located; a chemical vapor distributor located within the deposition chamber above the roll conveyor to provide chemical vapor deposition of a coating on the conveyed glass sheet substrates; an annular radiation shield at locations adjacent to the chemical vapor distributor; the housing including an entry through which the glass sheet substrates to be coated are introduced into the deposition chamber at a location below the horizontal junction of the lower and upper housing portions where the seal assembly is located; and the housing including an exit through which the coated glass sheet substrates leave the deposition chamber at a location below the horizontal junction of the lower and upper housing portions where the seal assembly is located.