| 发明名称 | Collapsible envelope for descent of balloon with envelope still attached | ||
| 摘要 | A balloon is provided having a balloon envelope having a top portion and a bottom portion, a payload positioned beneath the balloon envelope, a moveable plate positioned atop the balloon envelope, a line attached to the moveable plate, and a control system configured to cause the line to be pulled to cause the moveable plate to be pulled towards the bottom portion of the balloon envelope such that the top portion of the balloon envelope is moved towards the bottom portion of the balloon envelope forcing gas out of the balloon envelope such that the balloon envelope is collapsed. The balloon may further include a drag plate positioned beneath the balloon envelope that serves to slow the descent of the payload to the earth. | ||
| 申请公布号 | US8812176(B1) | 申请公布日期 | 2014.08.19 |
| 申请号 | US201213732001 | 申请日期 | 2012.12.31 |
| 申请人 | Google Inc. | 发明人 | Biffle Clifford;DeVaul Richard Wayne;Weaver Joshua;Staaf Anton Valdemar;Teller Eric |
| 分类号 | G05D1/00;B64B1/62;B64C13/18 | 主分类号 | G05D1/00 |
| 代理机构 | McDonnell Boehnen Hulbert & Berghoff LLP | 代理人 | McDonnell Boehnen Hulbert & Berghoff LLP |
| 主权项 | 1. A balloon, comprising: a balloon envelope having a top portion and a bottom portion; a payload positioned beneath the balloon envelope; a moveable plate positioned over the top portion of the balloon envelope; a line attached to the moveable plate; a control system configured to cause the line to be pulled to cause the moveable plate to be pulled towards the bottom portion of the balloon envelope such that the top portion of the balloon envelope is moved towards the bottom portion of the balloon envelope forcing gas out of the balloon envelope, such that the balloon envelope is collapsed. | ||
| 地址 | Mountain View CA US | ||