Sheet metal screw
US11204055B2 · kind B2 · utility
2Cited by
38References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2018 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Feb 7, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B33/02
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A sheet metal screw includes one or more of a tapered self-drilling tip, an asymmetric thread angle and/or a trilobular thread edge profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.