Patent · US Expired

Dirt cup for vacuum cleaner

US7231688B2 · kind B2 · utility

0Cited by
16References
31Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 6, 2003
Grant dateJun 19, 2007
Priority date
Expiry dateJun 3, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47L9/1666
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A vacuum cleaner is provided including a housing, a nozzle inlet, a suction generator carried on the housing and a dirt cup. The dirt cup includes a dirt collection chamber, a chamber inlet, a filter cavity and a chamber outlet. A filter element is received in the filter cavity. Air is axially directed into an interior chamber of the filter element and then radially discharged from that chamber.

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