Patent · US Expired

Closure with self-closing valve

US5904275A · kind A · utility

29Cited by
6References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 1997
Grant dateMay 18, 1999
Priority date
Expiry dateFeb 12, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D47/2037
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A closure with a self-closing valve is made available which is easily operable by exertion of pressure and has a simple design. A transport security is provided, which closes the valve reliably even in case of great stress.

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