Patent ID: 7319815

Claim:
A stage apparatus, comprising: a stationary support base-plate; a Y-direction moving member which is supported on the stationary support base-plate to move in a specific Y-direction; and an X-direction moving member which is supported on the Y-direction moving member so as to move in an X-direction orthogonal to said Y-direction, wherein said Y-direction moving member includes a Y-direction rod portion which extends in the Y-direction and an X-direction rod portion which is connected to the Y-direction rod portion and extends in the X-direction, wherein said stationary support base-plate includes a Y-direction guide device for guiding said Y-direction rod portion of said Y-direction moving member so as to slide in the Y-direction, and a Y-direction support device for supporting a free end of said X-direction rod portion so as to allow movement of said X-direction rod portion in said Y-direction, and wherein said X-direction moving member is supported by said Y-direction moving member so as to slide in the X-direction.