Reed switch glass tube

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United States of America Patent

PATENT NO 9458057
APP PUB NO 20130287977A1
SERIAL NO

13979391

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A reed switch glass tube is capable of preventing, for example, chipping and cracking of end parts thereof by forming a compressive stress layer having a length (A) from an end face within a range of 0.1 mm to 0.6 mm on an outer circumference surface of the end part of the glass tube.

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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
Kashiwadani, Ken Shiga, JP 3 3
Kobayashi, Masahiro Otsu, JP 425 3882
Mashima, Ryota Otsu, JP 1 1

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