The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 12, 2001

Filed:

Jan. 13, 2000
Applicant:
Inventor:

Stephen M. Everard, Eau Claire, WI (US);

Assignee:

Illinois Tool Works Inc., Glenview, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 3/704 ;
U.S. Cl.
CPC ...
F16B 3/704 ;
Abstract

A grommet is formed with elastomeric portions and relatively rigid portions by multi-shot core injection molding. The grommet. includes a head and a shank. The head includes a central planar area of the relatively rigid material, such as nylon. The head further includes a lower layer of elastomeric material, facing the shank, which serves as a seal or washer. The head further includes an upper layer of elastomeric material which includes countersunk portions around the blind aperture which is formed in the head and extends through a portion of the shank. The shank includes a rounded nose formed on a distal portion and has elastomeric material formed on an exterior thereof.


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