Self-retaining screwdriver with engaging tip feature
US11325231B2 · kind B2 · utility
0Cited by
21References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2019 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | Nov 11, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/037
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A screwdriver assembly includes a screwdriver shaft and an insert. The screwdriver shaft extends longitudinally from a proximal end to a distal end and having a longitudinal channel extending therethrough. The insert has a longitudinal shaft received within the longitudinal channel and a distal end extending distally relative to the distal end of the screwdriver shaft. The insert shaft is rotatable relative to the screwdriver shaft. The distal end of the insert is sized and shaped to engage a head of a screw. The distal end of the insert is disengaged from the screw head by rotating the insert relative to the screwdriver shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.