Portable battery with a retrofitting projection and wrist rest for use externally of an electronic device
US5641588A · kind A · utility
38Cited by
13References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 1994 |
| Grant date | Jun 24, 1997 |
| Priority date | — |
| Expiry date | Sep 1, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A metal-air battery pack is disclosed for external assembly to a portable electronic device with a battery compartment. The battery pack electrically connects to the electronic device through an existing connector of the device that is located in the battery compartment of the device. Another aspect of the present invention provides a palm rest as part of a battery for a portable computing device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.