Method for manufacturing key pad with rigid resin key top
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United States of America Patent
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Sep 17, 2002
Issued Date -
N/A
app pub date -
Aug 7, 2001
filing date -
Feb 19, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for manufacturing a highly productive key pad with rigid resin key top, wherein the key top adhesion surface 2, 6 of the key pad 1, 5 or a portion thereof is surface altered by at least one method selected from short wavelength UV irradiation treatment, corona discharge treatment, flame treatment and plasma treatment and can be adhered with reactive hardening resin 3, 7 such as urethane base resin, epoxy base resin, amino base resin, acrylic base resin, cyanoacrylate base resin and photo reactive hardening resin, thereby reducing adhesion operation time, without fear of dislocation during the adhesion.
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