Diffuser and hair dryer having a diffuser
US11647822B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2020 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Nov 22, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D2200/205
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A diffuser for a hair dryer includes a diffusing case having a rear side removably coupled to a main body of the hair dryer. Air or fluid discharged from the main body is introduced into the diffusing case through an inlet hole defined at the rear side. A n open surface is defined at a front side of the diffusing case such that the air introduced into the diffusing case is discharged to an outside through the open surface. The diffusing case includes a front circumferential portion surrounding the open surface. The front circumferential portion includes a first portion and a second portion. The first portion is at least partially located further forward of the second portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.