Cartridge and magazine apparatus for storage and automatic feed of screw fasteners
US4998452A · kind A · utility
48Cited by
4References
1Claims
0Family size
Inventor
Key dates
| Filing date | Aug 28, 1989 |
| Grant date | Mar 12, 1991 |
| Priority date | — |
| Expiry date | Aug 28, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S206/82
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An apparatus for storage and automatic feeding of screws into an electric screwdriver comprises a plurality of re-usable or disposable cartridges with internal means for retaining and centering a screw. A magazine holes an upwardly biased column of cartridges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.