Patent · US Expired

Dirt vessel equipped with cleaning plunger

US7272871B1 · kind B1 · utility

4Cited by
2References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 16, 2003
Grant dateSep 25, 2007
Priority date
Expiry dateJul 26, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/03
  • 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 vessel carried on the housing. The dirt vessel includes a sidewall and an open end. A plunger is received in the dirt vessel. The plunger is selectively displaceable between a first position spaced along the sidewall away from the open end and a second position spaced along the sidewall adjacent the open end.

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