Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2005-03-01
2005-03-01
Chowdhury, Tarifur R. (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S123000, C349S124000, C492S028000, C492S029000, C492S030000, C492S036000
Reexamination Certificate
active
06862061
ABSTRACT:
A rubbing device for alignment-treating an alignment layer on a substrate of a liquid crystal display, and the liquid crystal display in which the alignment layer on the substrate is rubbed by using the rubbing device. The rubbing device comprises a rubbing roller having a roller base and a rubbing cloth stuck on the outer surface of the roller base. The rubbing cloth has a plurality of slits formed parallel along the longitudinal direction of the roller base. The rubbing cloth may also comprises a plurality of separate rubbing cloth members which are stuck on the roller base via gaps therebetween and each of which has at least one slit formed parallel along the longitudinal direction of the roller base.
REFERENCES:
patent: 6219123 (2001-04-01), Naito et al.
patent: 11-202334 (1999-07-01), None
patent: 2000-171803 (2000-06-01), None
Caley Michael H.
Chowdhury Tarifur R.
Hayes & Soloway P.C.
NEC LCD Technologies Ltd.
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