Power supply unit
US5220269A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 4, 1991 |
| Grant date | Jun 15, 1993 |
| Priority date | — |
| Expiry date | Oct 4, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S224/93
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A portable, handheld power supply unit is disclosed for electrically powering a variety of interconnectable accessory devices. The unit comprises a power supply body having a battery disposed therein. The body is provided with a bracket disposed on the body side portion for engaging and supporting accessory devices. The side bracket is provided with electrical contacts formed therein for communicating power between the battery and an accessory device supported by the bracket. A recharging plug connected to the internal battery is stowable within a handle portion and extendable to connect the battery to an external charging circuit. An output socket is also disposed on the body and serves as an alternate port for communicating power from the body to external accessory devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.