Linear motor and exposure apparatus having the same

Details Linear motor and exposure apparatus having the same Linear motor and exposure apparatus having the same

2007-08-10

2009-10-13

Leung, Quyen P (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Linear

Reexamination Certificate

active

07602088

ABSTRACT:
A method of driving a linear motor having a multi-phase coil as a stator or a movable element includes the steps of positioning the stator at a position where a driving electric power becomes largest, and driving the movable element relative to the stator.

REFERENCES:
patent: 4247794 (1981-01-01), Jooss et al.
patent: 4318038 (1982-03-01), Munehiro
patent: 4916340 (1990-04-01), Negishi
patent: 5130583 (1992-07-01), Andoh
patent: 5973459 (1999-10-01), Itoh
patent: 6107703 (2000-08-01), Korenaga
patent: 6144118 (2000-11-01), Cahill et al.
patent: 6265793 (2001-07-01), Korenaga
patent: 6326708 (2001-12-01), Tsuboi et al.
patent: 6348746 (2002-02-01), Fujisawa et al.
patent: 6573623 (2003-06-01), Tsuboi et al.
patent: 6713903 (2004-03-01), Widdowson et al.
patent: 6717653 (2004-04-01), Iwamoto et al.
patent: 6873404 (2005-03-01), Korenaga
patent: 6965426 (2005-11-01), Takashima
patent: 7276866 (2007-10-01), Asano
patent: 2006/0043799 (2006-03-01), Niwatsukino
patent: 9-19178 (1997-01-01), None
patent: 2002-8971 (2002-01-01), None
patent: 2002-258289 (2002-09-01), None

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