Patent · US Expired

Lidless vacuum appliance

US7200974B2 · kind B2 · utility

9Cited by
61References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 2004
Grant dateApr 10, 2007
Priority date
Expiry dateJul 30, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65B31/048
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A lidless vacuum packaging appliance whereby the number of movable parts is reduced is disclosed. A lidless appliance effectively reduces wear and tear of the appliance. Further, the lidless design allows for convenient placement in the operational environment of the appliance.

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