| 发明名称 |
Battery based portable power supply |
| 摘要 |
A portable power supply includes a housing, and power circuitry providing an output AC waveform having a first positive voltage step level, a second higher positive voltage step level, a third lower positive voltage step level, a fourth negative voltage step level, a fifth higher negative voltage step level, and a sixth lower negative voltage step level. |
| 申请公布号 |
US9166422(B2) |
申请公布日期 |
2015.10.20 |
| 申请号 |
US200812037290 |
申请日期 |
2008.02.26 |
| 申请人 |
Black & Decker Inc. |
发明人 |
Brotto Daniele C.;Cruise Nathan J.;Ekstrom Erik;Pant Pradeep M.;Carrier David A.;Waikar Shailesh P.;Wang Ren;Abolhassani Mehdi T.;Spencer William D.;Bailey, Jr. Rouse Roby;Seman, Jr. Andrew E.;Buck John E.;Robinson Seth M. |
| 分类号 |
H02M3/18;H02J7/00;H02M7/00;H02M7/49;H02M3/20 |
主分类号 |
H02M3/18 |
| 代理机构 |
|
代理人 |
Aronoff Michael |
| 主权项 |
1. A portable power supply comprising:
a housing; a current source disposed in the housing; a first battery cell connected to the current source; a third battery cell connected in parallel to the first battery cell; a first transistor connected in parallel to the first battery cell; a second battery cell connected in series to the first battery cell; a second transistor connected in parallel to the second battery cell; a first local controller connected to the first and second transistors for controlling the first and second transistors; and an inverter connected to the first and second battery cells. |
| 地址 |
Newark DE US |
