Patent · US Expired

Tank venting system

US7325577B2 · kind B2 · utility

11Cited by
10References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 15, 2005
Grant dateFeb 5, 2008
Priority date
Expiry dateMay 10, 2026

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60K15/03504
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A tank venting system includes a diaphragm valve movable to open and close a passageway leading to a fuel tank. The system also includes a fuel vapor recovery canister used to adsorb hydrocarbons associated with fuel vapor flowing through the passageway.

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