Patent · US Expired

Insertion tube liquid evacuator system for vapor recovery hose

US4566504A · kind A · utility

73Cited by
9References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 1983
Grant dateJan 28, 1986
Priority date
Expiry dateSep 15, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB67D7/0488
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

One end of a flexible hose is inserted into a vapor recovery hose in an area where liquid fuel may accumulate, and the other end of the hose is connected to a pump, for pumping the fuel out of the vapor recovery hose to maintain a clear vapor path.

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