Patent · US Expired

Capless refueling assembly

US6539990B1 · kind B1 · utility

36Cited by
4References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 2001
Grant dateApr 1, 2003
Priority date
Expiry dateNov 20, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S220/33
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A closure mechanism is provided for the end of a fuel system filler tube. The closure mechanism has an arm that opens and closes as a refueling nozzle is inserted or removed. The mechanism has channels that direct away any liquids that accumulate near the filler tube end.

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