Leak-proof fastening device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9574603
APP PUB NO 20140130957A1
SERIAL NO

14073116

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Abstract

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The present invention pertains to a washer (11) for a female fastener (12, 12A), particularly a nut or collar, said washer comprising an annular base (15) and a substantially cylindrical skirt (13) of an outer periphery of the annular base, said annular base comprising a central orifice (18) coaxial with the axis (14) of the skirt, characterized in that the annular base is at least partially covered with a layer (21) of a viscous composition capable of forming a liquid-tight coating through polymerization.

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Patent Owner(s)

Patent OwnerAddress
LISI AEROSPACE75583 PARIS CEDEX 12

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Regnard, Benoit St Germain de la Grange, FR 7 42
Verdier, Florent Rueil Malmaison, FR 5 76

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