Construction of a vacuum cleaner head
US6173474A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 14, 1999 |
| Grant date | Jan 16, 2001 |
| Priority date | — |
| Expiry date | Jul 14, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB04C5/103
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An upright vacuum cleaner has a vacuum cleaner head for cleaning a floor having a forward portion and two spaced apart rear portions extending rearwardly from the forward portion, the spaced apart rear portions defining an open space there between, and a longitudinally extending upper body portion having a longitudinal axis, the upper body portion being pivotally mounted on the vacuum cleaner head and moveable between a raised position and a lowered position in which the longitudinal axis is generally parallel to the floor, a portion of the upper body portion being received in the open space between the rear portions when in the lowered storage position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.