Patent · US Active

Sealing device for a tank access opening in particular for tank filler pipes on motor vehicles

US7931053B2 · kind B2 · utility

0Cited by

6References

13Claims

0Family size

Assignee

SMR Patents S.à.r.l. · LU

Inventors

Etzhard Bultmann · Großburgwedel, DE
Derk Ekenhorst · Westerkappeln, DE

Key dates

Filing date	Nov 12, 2004
Grant date	Apr 26, 2011
Priority date	—
Expiry date	Jan 6, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/87965
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A sealing device for a tank access opening whereby the ball is arranged to be displaced within the tank access opening. On introduction of a fuel nozzle, the ball opens the tank access opening.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.