公开(公告)号：US11926441B2

公开(公告)日：2024-03-12

申请号：US17555848

申请日：2021-12-20

Applicant: KOREA AEROSPACE RESEARCH INSTITUTE

Inventor： Sung Hyuck Im ,  Jun Seong Lee ,  Kee Joo Lee ,  Jae Sung Park

IPC: B64G1/28 ,  B64G1/00 ,  B64G1/10 ,  B64G1/24

CPC classification number: B64G1/285 ,  B64G1/002 ,  B64G1/10 ,  B64G1/242

Abstract: An orbit transition apparatus that transitions an orbit of a payload in outer space includes a rotating body, an adapter disposed on a center part of the rotating body for docking a payload, a launch module disposed outside of the rotating body for launching the payload, and a thruster for rotating the rotating body. The launch module may launch the payload to a target orbit.

公开(公告)号：US11598290B2

公开(公告)日：2023-03-07

申请号：US17539846

申请日：2021-12-01

Applicant: KOREA AEROSPACE RESEARCH INSTITUTE

Inventor： Keum Oh Lee ,  Byoung Jik Lim ,  Jun Sung Lee ,  Kee Joo Lee ,  Jae Sung Park

IPC: F02K9/64 ,  F02K9/97 ,  F02K9/44

Abstract: A combustor of a liquid rocket engine includes a nozzle unit including a regenerative cooling channel, in which the nozzle unit includes a fuel manifold outer shell, a combustor inner shell, and a combustor outer shell having a downward channel inlet, and the combustor includes a fuel inlet connected to a nozzle neck of the nozzle unit, a fuel manifold formed between the fuel manifold outer shell and the combustor outer shell, and in which fuel introduced from the fuel inlet flows, a downward channel connected in communication with the fuel manifold through the downward channel inlet, and extending in a downward direction from an upper portion of the combustor, a diverting manifold provided at a distal end of the nozzle unit and connected in communication with the downward channel, and an upward channel connected in communication with the diverting manifold and extending in an upward direction of the combustor.

公开(公告)号：US20220258883A1

公开(公告)日：2022-08-18

申请号：US17546400

申请日：2021-12-09

Applicant: KOREA AEROSPACE RESEARCH INSTITUTE

Inventor： Sung Hyuck Im ,  Jun Seong Lee ,  Kee Joo Lee ,  Jae Sung Park

IPC: B64F1/02

Abstract: A projectile landing apparatus for retrieving a projectile includes a plurality of grippers disposed to be spaced apart. The plurality of grippers may include a support, a guide having one side connected to one end of the support, and a shock absorber having one end connected to the other end of the support and having the other end connected to the guide. The plurality of grippers may guide a projectile, buffer a load, and safely retrieve the projectile.

公开(公告)号：US11691759B2

公开(公告)日：2023-07-04

申请号：US17546400

申请日：2021-12-09

Applicant: KOREA AEROSPACE RESEARCH INSTITUTE

Inventor： Sung Hyuck Im ,  Jun Seong Lee ,  Kee Joo Lee ,  Jae Sung Park

IPC: B64F1/02

CPC classification number: B64F1/0297

Abstract: A projectile landing apparatus for retrieving a projectile includes a plurality of grippers disposed to be spaced apart. The plurality of grippers may include a support, a guide having one side connected to one end of the support, and a shock absorber having one end connected to the other end of the support and having the other end connected to the guide. The plurality of grippers may guide a projectile, buffer a load, and safely retrieve the projectile.