Light reflection material, its manufacture and application

Details Light reflection material, its manufacture and application Light reflection material, its manufacture and application

1987-06-29

1989-05-16

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

428 13, 428138, 428188, 362 31, 362 32, 40547, B32B 320, F21V 704, G09F 1309

Patent

active

048308994

ABSTRACT:
A light reflection material comprises transparent body of organic glass having therein a thin through hole or holes whose inner wall is smooth. This material is useful for an ornamental material, a lighting material, eye-obstructing material, shading material, etc.
This material is manufactured by pouring a raw material into a mold within which a thread or threads of synthetic fiber are straightly or curvedly set according to aimed pattern and pulling the thread or threads out of the formed body to form a thin hole or holes or pulling the thread or threads to separate them from the inner wall of the hole or holes. As a result of it, a hole or holes of a shape and number corresponding to those of the thread or threads are formed in the formed body.

REFERENCES:
patent: 585451 (1897-06-01), Scheider
patent: 3184872 (1965-05-01), Way
patent: 3904866 (1975-09-01), Hayes
patent: 4510555 (1985-04-01), Mori
patent: 4519017 (1985-05-01), Daniel

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