43.
    发明专利
    未知

    公开(公告)号:DE60302388D1

    公开(公告)日:2005-12-29

    申请号:DE60302388

    申请日:2003-06-11

    Abstract: A lithographic projection apparatus in which a vacuum chamber provided with a first gas evacuating means for generating a vacuum beam path for the projection beam an wherein said apparatus is provided with a collision protection apparatus for reducing the effects of a collision of an object table with the wall of the vacuum chamber or with the other object table. These collisions may occur during a power break down or a software error in the software of the apparatus.

    48.
    发明专利
    未知

    公开(公告)号:DE60317407T2

    公开(公告)日:2008-09-18

    申请号:DE60317407

    申请日:2003-06-11

    Abstract: A linear seal seals over a slot formed in a wall of a vacuum chamber of a lithographic projection apparatus. The linear seal includes an elongate sealing member which is locally displaced from the slot at a selectable position such that conduits may pass from outside of the vacuum chamber to the inside of the vacuum chamber at the local displacement of the elongate sealing member.

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