|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||244/158R ; 244/164 ; 244/169 ; 244/172|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 26 인용 특허 : 1|
A spacecraft or transfer vehicle for transportation of a payload from a space shuttle parking orbit to a higher operation orbit, wherein the transfer vehicle utilizes housekeeping subsystems integrated into the payload, to avoid unnecessary duplication of these subsystems, for such functions as power supply, guidance, control, and communications. The transfer vehicle disclosed includes a propulsion system with at least one low-thrust bipropellant liquid rocket engine, to provide a “soft”or low-acceleration ascent, and employs two tanking stages, each hav...
A spacecraft comprising: a transfer vehicle for transporting a payload from a parking orbit to an operational orbit, said transfer vehicle having front and rear ends, a forward support at said front end including a generally octagonal frame, a central, substantially cylindrical core having forward and aft separable segments, said forward segment being rigidly connected to the aft side of said forward support and said aft segment being releasably secured to said forward cylindrical segment, at least one relatively low-thrust liquid bipropellant rocket eng...