FILTER NECK

mechanical engineering. SUBSTANCE: filler neck has body with pipe union and seat, lock and sealing members. Fitted on outer surface of body is cap with taper projections found on its internal surface which coincide with circular concentric bores having sharp edges which are made on external surface...

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Bibliographic Details
Main Authors BELJAKOV V.V, KOROBOV JU.N, GLAVATSKIJ L.A
Format Patent
LanguageEnglish
Published 20.06.2002
Edition7
Subjects
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Summary:mechanical engineering. SUBSTANCE: filler neck has body with pipe union and seat, lock and sealing members. Fitted on outer surface of body is cap with taper projections found on its internal surface which coincide with circular concentric bores having sharp edges which are made on external surface of body. Mounted on external surface of cap at point where projections are made is bush made from "shape memory" material which is engageable with stop found on body. Additional seat of lesser diameter is made between main and additional seats. EFFECT: possibility of testing the joints for tightness without pressurizing the fuel reservoir and without special test valves; enhanced tightness of filler neck. 4 dwg
Bibliography:Application Number: RU20000122726