Patent · US Expired

Vacuum cleaner

US7166141B2 · kind B2 · utility

9Cited by
8References
7Claims
0Family size

Inventors

Key dates

Filing dateApr 2, 2004
Grant dateJan 23, 2007
Priority date
Expiry dateMay 12, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/03
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A vacuum cleaner is disclosed which comprises a body, fan means within the body for creating an airflow through the cleaner and a separation unit mounted to the body for separating dirt and dust from the airflow. The separation unit comprises a cyclone separator and a filter. The filter is removable from the separation unit when the separation unit is mounted to the body of the cleaner.

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