FUEL TANK FILLER PIPE NECK Russian patent published in 2001 - IPC

Abstract RU 2166436 C2

FIELD: mechanical engineering; internal combustion engines; fuel tanks. SUBSTANCE: proposed filler pipe neck has turn of thread and anticorrosive coating on neck surface. Ends of thread turn form labyrinth whose length "a" is within (0...1,5)Ш where Ш is thread pitch. This prevents necessity of additional cleaning of intraturn space at anticorrosive treatment of neck. EFFECT: reduced labor input manufacturing. 2 dwg

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RU 2 166 436 C2

Authors

Ivanova L.S.

Ivanova I.S.

Shumilov S.V.

Lysenko E.V.

Dates

2001-05-10—Published

1999-04-05—Filed