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Details
Inventors: Hoshikawa, Jun;
Assignee: Seiko Epson Corporation (Tokyo, JP)
Primary Examiner:
Assistant Examiner:
Attorney, Agent or Firm:

A liquid crystal display panel assembly having a first plastic substrate with an electrode pattern thereon and at least two second plastic substrates each of a predetermined length, and also each bearing an electrode pattern. A sealant is provided for sealing a liquid crystal between the first and second substrates. Alignment apertures or peripheral recesses may be provided in both substrates for alignment thereof. The liquid crystal display panel assembly is made by forming an electrode pattern on at least one surface of the first plastic film substrate to define the first substrate. The second plastic film substrates are cut to a predetermined length from a second plastic film bearing an electrode pattern.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Reference is first made to FIG.
1, wherein a first embodiment of a liquid crystal display panel in accordance with the present invention is depicted.
A first substrate 1 is made of flexible plastic film formed with a predetermined transparent electrode pattern 5 on one surface thereof.
Substrate 1 is in the form of a continuous film which may come in a roll.
A second flexible plastic substrate 2 may also come in a roll.
A transparent electrode pattern 6 is formed on one surface of substrate 2.
A sealing agent 3 is printed on substrate 2.
Substrate 2 is then cut into segments of a predetermined length prior to assembly.
Substrates 1 and 2 have aligning holes 11 and 21 respectively in their surfaces for assembly purposes.
An assembly jig 4, having pegs 41 is used to assemble the liquid crystal display panels.
A display panel is formed by placing substrate 2 onto assembly jig 4 with the transparent electrode pattern facing up so that aligning holes 21 fit onto pegs 41 of assembly jig 4.
Then substrate 1 is placed on top of substrate 2 and assembly jig 4 with the transparent electrode pattern facing down so that aligning holes 11 fit around pegs 41.
A panel is formed by the joining of the substrates by sealing agent 3.
A liquid crystal 7 is then injected into the assembled panel and the panel is cut to a predetermined shape by pressing or shearing.
Reference is next made to FIGS.
2, 3 and 4, wherein alternate embodiments of the liquid crystal display panel in accordance with the present invention are depicted.
Although holes 11 and 21 are shown along both edges of substrates 1 and 2, holes along only one edge are sufficient.
Holes 11 and 21 can be replaced by recessed kerfs formed at each edge of the substrate.
It is also possible that only continuous substrate 1 has holes or recessed kerfs.
In addition, the holes can be in the center portions of substrates 1 and 2, rather than at the edges.
The holes and kerfs can be any shape, so long as pegs 41 are a complementary shape adapted to securely position substrates 1 and 2 for assembly



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