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01-19-2011

SCREW GROMMET

A plastic screw grommet includes a head portion provided with a screwing hole for a tapping screw, and a leg portion expanded or prevented from deflecting by screwing the tapping screw. A hole diameter of the screwing hole is made smaller than an outer diameter of the above-mentioned tapping screw and larger than a root diameter of the tapping screw. Also, a projecting portion for filling a screw groove of the tapping screw to be screwed is formed in an inner face of the screwing hole.

Document: EP2275691A1
Click here for the full patent text at DEPATISnet [PDF]
Published patent application
Disclosure date: 10-02-2007
Publication date: 01-19-2011
Applicant: NIFCO INC, JP
Inventor: SHIMIZU TOSHIAKI, JP ; OKADA TAKESHI, JP


© European Patent Office. This information was obtained from the espacenet of the European Patent Office. There is no guarantee of its correctness or curency. For additional information, please use the research at espacenet. It is possible to determine the current legal and procedural status of patents and utility patents/models at http://worldwide.espacenet.com/ kfree of charge.

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