Exposure apparatus, and device manufacturing method

Photocopying – Projection printing and copying cameras – Step and repeat

Reexamination Certificate

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C355S071000

Reexamination Certificate

active

11251837

ABSTRACT:
An exposure apparatus for projecting, by exposure, a pattern of an original onto a substrate. The apparatus includes a light blocking device for blocking at least a portion of exposure light. The light blocking device includes two plate-like members which are disposed in a vertical direction with a clearance kept therebetween, and two plate-like members which are disposed in a horizontal direction with a clearance kept therebetween. The apparatus further includes a driving member for moving the light blocking device, wherein the driving member includes the stator, and a reaction force absorbing device for absorbing a drive reaction force of the driving member. The reaction force absorbing device absorbs the reaction force by moving the stator of the driving member.

REFERENCES:
patent: 6040893 (2000-03-01), Ebinuma
patent: 6262794 (2001-07-01), Miyajima
patent: 6408045 (2002-06-01), Matsui et al.
patent: 6538720 (2003-03-01), Galburt et al.
patent: 6784978 (2004-08-01), Galburt
patent: 2005/0093666 (2005-05-01), Miyajima et al.
patent: 2005/0185166 (2005-08-01), Miyajima et al.
patent: 10-97989 (1998-04-01), None

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