Patent · US Expired

Sealing device for liquid dispensing nozzles which recover vapor having conduit internal to fillpipe

US4505308A · kind A · utility

8Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1979
Grant dateMar 19, 1985
Priority date
Expiry dateFeb 23, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB67D7/54
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sealing member capable of elastic deformations provides a seal from the atmosphere between the mouth of a fillpipe and a liquid dispensing nozzle having vapor recovery conduit means internal to the receptive fillpipe, typically for use with gasoline.

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