|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||244/158R ; 244/172 ; 244/002|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 15 인용 특허 : 29|
A recoverable/reusable booster stage has a restartable center liquid-fueled rocket engine mounted in the aft portion of a vehicle body in alignment with the center axis of the body. The booster stage may also include two side liquid-fueled rocket engines mounted in the aft portion of the body in symmetrical relation to the center rocket engine. After booster stage separation, the center engine is restarted to direct the booster stage towards a recovery site.
[ What is claimed is:] [1.] A launch vehicle, comprising:an upper stage operable to carry a payload; anda booster stage having a body with a longitudinal center axis and an aft portion, the booster stage further comprising a restartable center rocket engine mounted in the aft portion of the body in alignment with the center axis of the body, whereby the center rocket engine restarts after separation to direct the booster stage to a recovery site.