Rubbing system for alignment layer of LCD and method thereof

Details Rubbing system for alignment layer of LCD and method thereof Rubbing system for alignment layer of LCD and method thereof

2011-01-18

2011-01-18

Lindsay, Jr., Walter L (Department: 2812)

Semiconductor device manufacturing: process

Making device or circuit emissive of nonelectrical signal

Including integrally formed optical element

C438S014000, C438S029000, C438S149000, C257SE21237, C257SE21521, C257SE21535

Reexamination Certificate

active

07871838

ABSTRACT:
A rubbing system for an alignment layer of a liquid crystal display (LCD) device, comprises: a rubbing table on which a substrate having an alignment layer thereon is positioned; a rubbing roll on which a rubbing material is wound, substantially positioned on the rubbing table thus to substantially contact the alignment layer, for rubbing the alignment layer by rotation of the rubbing roll; and a controlling unit for controlling the alignment layer to be rubbed by substantially contacting the rubbing roll onto the alignment layer by simultaneously lifting and lowering a rubbing table and the rubbing roll according to an alignment controlling force to be applied to the alignment layer.

REFERENCES:
patent: 2004/0080685 (2004-04-01), Yamada et al.
patent: 2006/0044503 (2006-03-01), Ham et al.
patent: 9-015603 (1997-01-01), None
patent: 2000-19520 (2000-01-01), None
patent: 2001-154198 (2001-06-01), None
patent: 2001-154199 (2001-06-01), None
patent: 2003-195251 (2003-07-01), None
patent: 2003-215594 (2003-07-01), None

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