Screwdriver handle
US7216569B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 10, 2005 |
| Grant date | May 15, 2007 |
| Priority date | — |
| Expiry date | Aug 18, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25G1/005
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A screwdriver handle comprises a base portion; a pair of arms pivotally connected to the base portion; a locking sleeve mounted around the base portion and adapted to engage the pair of arms; a spring member mounted around the base portion and adapted to engage the locking sleeve; a torsion spring connected to the base portion and each of the pair of arms; and a pin connecting the pair of arms to the base portion. The base portion comprises at least one gripping indent feature and a hollow inner shaft chamber having a locking indent feature. The pair of arms are adapted to articulate from a first position planar to a longitudinal axis of the base portion to a second position transverse to the longitudinal axis of the base portion. The locking sleeve is adapted to move along a longitudinal axis of the base portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.