Patent ID: 7131392
Filing Date: 2006-11-07
Classification: C23C,H01J

Abstract:
1. A vacuum evaporator for depositing a material evaporated from an evaporation source on the surface of works to form a film, comprising: a vacuum chamber, said vacuum chamber being formed of a cylindrical body having a central longitudinal axis and comprised of a fixed chamber part of said cylindrical body and a movable chamber part of said cylindrical body provided connectably to and disconnectably from said fixed chamber part; a rod-like evaporation source mounted on said fixed chamber part, said evaporation source being provided movably into and out of said vacuum chamber; work support means mounted on said movable chamber part, said work support means supporting said works arranged so as to surround said evaporation source moved into said vacuum chamber; horizontally moving means for horizontally moving said movable chamber part connectably to and disconnectably from said fixed chamber part in the state where said evaporation source is moved and retreated out of said vacuum chamber; an upper plate for blocking an upper opening of said cylindrical body; and a lower plate for blocking a lower opening of said cylindrical body, wherein said fixed chamber part includes a center point of the upper plate, the center point of the upper plate being intersected by the central longitudinal axis of the cylindrical body, and said movable chamber part includes a center point of the lower plate, the center point of the lower plate being intersected by the central longitudinal axis of the cylindrical body; wherein said fixed and movable chamber parts have sealing surfaces that form a seal when connected together; and wherein said fixed and movable chamber parts are divided at a dividing plane defined by said seal and said dividing plane passing through the central longitudinal axis at an angle.