Patent
Universal fire barrier grommet (US Patent 5836048)
McDonnell Douglas Corporation · Granted Nov 17, 1998 · Filed Aug 9, 1996
Patent number: 5836048 Granted: 1998-11-17 Filed: 1996-08-09 Inventors: John Alfred Rossman (Lakewood, CA, US); Jayant Dahyabhai Patel (Lake Forest, CA, US) Assignees: McDonnell Douglas Corporation (St. Louis, MO, US)
Abstract
The larger of the two flanges in a grommet contains a tip portion that extends back toward the other tapered flange and overlies the circumferential slot between the two flanges to define a grommet having application to panels of a variety of thicknesses. The tip portion elastically bends, upon installing the
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