Blender blade
US6974099B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 17, 2004 |
| Grant date | Dec 13, 2005 |
| Priority date | — |
| Expiry date | May 17, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C18/18
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A blade (10) for a blender includes a center portion (11) which includes the axis of rotation. Blade wings (13, 14) extend outwardly from the center portion (11) and wing tips (15, 16) are positioned at the end of the wings (13, 14). The wings (13, 14) and wing tips (15, 16) having leading edges (21, 22) and trailing edges (23, 24). The portion of the leading edges (21, 22) along the wings (13, 14) have beveled edges (13A, 14A) at the bottom surface thereof, and the portion of the leading edges (21, 22) along the wing tips (15, 16) have beveled edges (15A, 16A) formed at the top surfaces thereof. Each of the wings (13, 14) has an effective width to length ratio of greater than 0.287, the length being measured between the axis of rotation and the distal ends of the wing tips (15, 16).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.