Insert nut and fastening device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10473140
APP PUB NO 20170370396A1
SERIAL NO

15620971

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An insert nut includes a cylindrical portion into which a bolt is removably insertable. An inner periphery of the cylindrical portion includes a first region, a second region and a third region which are provided in the order named from an upstream side to a downstream side with respect to an insertion direction of the bolt at an inner periphery thereof. The first region and the third region include a female screw portion threadably engageable with the bolt. The second region has a minimum inner diameter larger than D1+2×h1×0.3, where D1 is an inner diameter of the female screw portion in the first region at a screw thread position and h1 is a height of a screw thread of the female screw portion in the first region.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hiura, Hiroshi Kashiwa, JP 13 91
Kitajima, Kazushi Yokohama, JP 5 91
Okuda, Kazuhisa Tokyo, JP 24 176

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