Directional indication structure for threaded body

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United States of America Patent

PATENT NO 9677595
APP PUB NO 20140308092A1
SERIAL NO

14240406

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Importance

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Abstract

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[Problem] The present invention aims to provide, without an increase in cost, a directional indication structure for threaded bodies that enables the visual and tactile distinction between left-hand thread and right-hand thread threaded bodies, enables the identification, from the external appearance and the external surface, of which direction a threaded body should be rotated in order to be tightened or loosened, enables mass production and the like, has a good external appearance, and has form properties that do not impinge the properties inherent in the threaded body or the strength, etc. thereof.

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Patent Owner(s)

Patent OwnerAddress
NEJILAW INCTOKYO 135-0064

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hiroshi, Michiwaki Tokyo, JP 2 1

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