Cutting method for glass sheet and glass sheet cutting apparatus

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United States of America Patent

PATENT NO 9764979
SERIAL NO

15176423

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided is a cutting method for a glass sheet, comprising radiating a laser beam to a cutting portion (C) of a glass sheet (G) having a thickness of 500 μm or less to fuse the glass sheet (G), wherein a narrowest gap between fused end surfaces (Ga1 and Gb1) of the glass sheet (G), which face each other in the cutting portion (C), is managed to satisfy a relationship of 0.1≦b/a≦2, where “a” is a thickness of the glass sheet (G) and “b” is the narrowest gap.

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Patent Owner(s)

  • NIPPON ELECTRIC GLASS CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eta, Michiharu Shiga, JP 31 591
Fujii, Takahide Shiga, JP 27 463
Inayama, Naotoshi Shiga, JP 16 242
Itoh, Sho Shiga, JP 4 127
Noda, Takayuki Shiga, JP 72 905
Uchida, Setsuo Shiga, JP 3 124

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