Cordless tool system
- 专利权人:
- Dezhong Yang
- 发明人:
- Dezhong Yang,Qichun Zhang,Haishen Xu,Junya Duan,Hao Du
- 申请号：
- US13405700
- 公开号：
- US08963497B2
- 申请日:
- 2012.02.27
- 申请国别(地区):
- US
- 年份:
- 2015
- 代理人:
- 摘要：
- A tool discharges one battery pack and a charger simultaneously charges another battery pack to provide for continuous and circular operation of the tool. The ratio of the discharging time to the charging time is approximately 25:35.
- 来源网站：
- 中国工程科技知识中心
