Compact hair dryer and removable barrel extension
US10064469B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2011 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Sep 9, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D20/12
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A compact hair dryer comprising a main body having a front and a rear portion. The front portion comprising a first duct surrounding a second duct, air flow passing through the second duct being heated by a heating means, air flow passing through the space between the first and second ducts being insulated from the heated air flow in the second duct. The second duct is shaped like a truncated cone of revolution, wherein a distribution means is arranged at the base of the cone to determine the amount of air flow passing through the space between the first and second ducts. A barrel extension comprising at least one peripheral tube surrounding a central tube connectable to the outlet of the hair dryer. The second duct of the hair dryer, at the air outlet of the hair dryer, arranged to be connectable to the central tube of a barrel extension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.