Metal working – Method of mechanical manufacture – Utilizing transitory attached element or associated separate...
Patent
1995-01-13
1996-09-10
Wilson, Neill R.
Metal working
Method of mechanical manufacture
Utilizing transitory attached element or associated separate...
29432, 411339, 411509, 244131, B23P 1700, B23P 1100, F16B 1900, F16B 2100
Patent
active
055533680
ABSTRACT:
A piercing grommet which pierces an insulation blanket. A snap-on retainer slides over a spiked portion of the piercing grommet and snaps in place adjacent the bottom of the spike. The spike can then be removed. A seal is created by contact adhesive between the insulation blanket and the grommet in order to prevent moisture ingress.
REFERENCES:
patent: 3238835 (1966-03-01), Rosenberg
patent: 4010519 (1977-03-01), Worthing
patent: 4842465 (1989-06-01), Pease
patent: 4878792 (1989-11-01), Frano
patent: 5069586 (1991-12-01), Casey
Gardner Conrad O.
The Boeing Company
Wilson Neill R.
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