Self-attaching fastener and method of attachment
US7066700B2 · kind B2 · utility
8Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2004 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Feb 9, 2024 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B37/068
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A self-attaching fastener including a central pilot, an annular flange surrounding the pilot including an annular groove having bottom, inner and outer side walls, wherein the bottom wall includes a first plurality of spaced anti-rotation elements each having a radial top face inclined above the bottom wall and a second plurality of circumferentially spaced anti-rotation elements each having a radial top face oppositely inclined below the bottom wall and a method of attachment which avoids distortion of the thread cylinder of a female fastener.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.