Innospace Co., Ltd.

Republic of Korea

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IPC Class
F02K 9/46 - Feeding propellants using pumps 4
F02K 9/56 - Control 4
F02K 9/72 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using liquid and solid propellants, i.e. hybrid rocket-engine plants 3
F17C 3/02 - Vessels not under pressure with provision for thermal insulation 3
B64G 5/00 - Ground equipment for vehicles, e.g. starting towers, fuelling arrangements 2
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NICE Class
42 - Scientific, technological and industrial services, research and design 7
40 - Treatment of materials; recycling, air and water treatment, 5
13 - Firearms; explosives 4
37 - Construction and mining; installation and repair services 4
39 - Transport, packaging, storage and travel services 4
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Status
Pending 3
Registered / In Force 14

1.

InnoSat

      
Application Number 1862017
Status Registered
Filing Date 2025-03-04
Registration Date 2025-03-04
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 38 - Telecommunications services
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Software for satellite data transmission and reception processing; satellites; satellites for communication purposes; global positioning system [GPS] apparatus; satellite navigational apparatus; satellite network controlling apparatus; satellite network communication apparatus; broadcasting equipment; satellite remote sensing apparatus; satellite communication receiving apparatus. Satellite transmission of signals; satellite communication services; digital radio broadcasting by satellite; satellite transmission of data via an on-line global computer network; satellite transmission of sounds, images, signals and data; satellite capacity provision [telecommunications]; transmission of information by satellite; satellite transmission. Custom manufacturing and assembling of aircraft parts, fittings and accessories; custom manufacturing and assembling of satellite parts, fittings and accessories; custom manufacturing and assembling of engine parts, fittings and accessories; custom manufacturing and assembling of defense aircraft parts, fittings and accessories; custom manufacturing and assembling of spacecraft parts, fittings and accessories; custom manufacturing and assembling of launch vehicles and launch pads; custom manufacturing and assembling of launch vehicle parts, fittings and accessories; custom manufacturing and assembling of launch pad parts, fittings and accessories; custom manufacturing and assembling of helicopter parts, fittings and accessories; custom manufacturing and assembling of turbine and nacelle parts, fittings and accessories; custom manufacturing and assembling of boats, canoes and dinghies; custom manufacturing and assembling of boat, canoe and dinghy parts, fittings and accessories; custom manufacturing of wheels, brackets, ducts and industrial parts by order and special request; custom manufacturing and assembling of satellite devices, components, and accessories; custom manufacturing and assembling of satellites for global navigation satellite system [GNSS]; custom manufacturing and assembling of payloads with synthetic aperture radars/radar antennas/transmitter and receiver systems; custom manufacturing and assembling of scientific equipment for satellite and radar imaging applications/experimental and technology demonstration satellites and payloads/satellites and satellite systems for terrain and marine surveying/ultra-high-resolution optical imaging satellites/imaging satellites for video and photography/specialized imaging satellites for cinematic filming/satellites for atmospheric and environmental measurement/satellite systems for signal transmission and reception/satellites for detection and monitoring/apparatus for performance testing of satellite components and systems; custom manufacturing and assembling of satellites equipped with optical/infrared/laser sensors; custom manufacturing and assembling of verification apparatus for satellite integration and operation. Technical data analysis services; satellite image-based data analysis services; research and development of satellite parts; software design and development; development of software for digital signal processing.

2.

INNOSAT

      
Serial Number 79426917
Status Registered
Filing Date 2025-03-04
Registration Date 2026-05-12
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 38 - Telecommunications services
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Downloadable software for satellite data transmission and reception processing; satellites; satellites for communication purposes; global positioning system (GPS) apparatus; satellite navigational system, namely, onboard real-time orbit determination; satellite network controlling apparatus, namely, computer hardware and downloadable and recorded software for satellite communications; electronic devices for controlling and managing satellite signals; satellite network communication apparatus, namely, inter-satellite link (ISL) communication transceivers and network interface devices with ground station telemetry, tracking and command (TTandC) networks; broadcasting equipment, namely, wireless receivers for receiving TV signals from a broadcast satellite; satellite remote sensing apparatus, namely, optical imagers, synthetic aperture radar (SAR) and atmospheric sounding instruments; satellite communication receiving apparatus, namely, stationary ground terminal equipped with a parabolic dish, a low-noise block downconverter and portable satellite communication receiver. Satellite transmission of signals; satellite communication services; digital radio broadcasting by satellite; satellite transmission of data via an on-line global computer network; satellite transmission of sounds, images, signals and data; leasing satellite transmission capacity; transmission of information by satellite; satellite transmission services. Custom manufacturing and assembling of aircraft parts, fittings and accessories; custom manufacturing and assembling of satellite parts, fittings and accessories; custom manufacturing and assembling of engine parts, fittings and accessories; custom manufacturing and assembling of defense aircraft parts, fittings and accessories; custom manufacturing and assembling of spacecraft parts, fittings and accessories; custom manufacturing and assembling of launch vehicles and launch pads; custom manufacturing and assembling of launch vehicle parts, fittings and accessories; custom manufacturing and assembling of launch pad parts, fittings and accessories; custom manufacturing and assembling of helicopter parts, fittings and accessories; custom manufacturing and assembling of turbine and nacelle parts, fittings and accessories; custom manufacturing and assembling of boats, canoes and dinghies; custom manufacturing and assembling of boat, canoe and dinghy parts, fittings and accessories; custom manufacturing of wheels, brackets, ducts and industrial parts by order and special request; custom manufacturing and assembling of satellite devices, components, and accessories; custom manufacturing and assembling of satellites for global navigation satellite system (GNSS); custom manufacturing and assembling of payloads with synthetic aperture radars, radar antennas, and transmitter and receiver systems; custom manufacturing and assembling of scientific equipment for satellite and radar imaging applications, experimental and technology demonstration satellites and payloads, satellites and satellite systems for terrain and marine surveying, ultra-high-resolution optical imaging satellites, imaging satellites for video and photography, specialized imaging satellites for cinematic filming, satellites for atmospheric and environmental measurement, satellite systems for signal transmission and reception, satellites for detection and monitoring, and apparatus for performance testing of satellite components and systems; custom manufacturing and assembling of satellites equipped with optical, infrared, and laser sensors; custom manufacturing and assembling of verification apparatus for satellite integration and operation. Technical data analysis services, namely, on-orbit demonstration of an electric thruster-based propulsion system for spacecraft maneuvering; satellite image-based data analysis services, namely, AI-driven enhancement of satellite optical imagery resolution; research and development of satellite parts; software design and development; development of software for digital signal processing.

3.

INNOSAT

      
Application Number 240902400
Status Pending
Filing Date 2025-03-04
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 38 - Telecommunications services
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

(1) Software for satellite data transmission and reception processing; satellites; satellites for communication purposes; global positioning system [GPS] apparatus; satellite navigational apparatus; satellite network controlling apparatus; satellite network communication apparatus; broadcasting equipment; satellite remote sensing apparatus; satellite communication receiving apparatus. (1) Satellite transmission of signals; satellite communication services; digital radio broadcasting by satellite; satellite transmission of data via an on-line global computer network; satellite transmission of sounds, images, signals and data; satellite capacity provision [telecommunications]; transmission of information by satellite; satellite transmission. (2) Custom manufacturing and assembling of aircraft parts, fittings and accessories; custom manufacturing and assembling of satellite parts, fittings and accessories; custom manufacturing and assembling of engine parts, fittings and accessories; custom manufacturing and assembling of defense aircraft parts, fittings and accessories; custom manufacturing and assembling of spacecraft parts, fittings and accessories; custom manufacturing and assembling of launch vehicles and launch pads; custom manufacturing and assembling of launch vehicle parts, fittings and accessories; custom manufacturing and assembling of launch pad parts, fittings and accessories; custom manufacturing and assembling of helicopter parts, fittings and accessories; custom manufacturing and assembling of turbine and nacelle parts, fittings and accessories; custom manufacturing and assembling of boats, canoes and dinghies; custom manufacturing and assembling of boat, canoe and dinghy parts, fittings and accessories; custom manufacturing of wheels, brackets, ducts and industrial parts by order and special request; custom manufacturing and assembling of satellite devices, components, and accessories; custom manufacturing and assembling of satellites for global navigation satellite system [GNSS]; custom manufacturing and assembling of payloads with synthetic aperture radars/radar antennas/transmitter and receiver systems; custom manufacturing and assembling of scientific equipment for satellite and radar imaging applications/experimental and technology demonstration satellites and payloads/satellites and satellite systems for terrain and marine surveying/ultra-high-resolution optical imaging satellites/imaging satellites for video and photography/specialized imaging satellites for cinematic filming/satellites for atmospheric and environmental measurement/satellite systems for signal transmission and reception/satellites for detection and monitoring/apparatus for performance testing of satellite components and systems; custom manufacturing and assembling of satellites equipped with optical/infrared/laser sensors; custom manufacturing and assembling of verification apparatus for satellite integration and operation. (3) Technical data analysis services; satellite image-based data analysis services; research and development of satellite parts; software design and development; development of software for digital signal processing.

4.

Roll control thruster and hybrid rocket comprising same

      
Application Number 18898226
Grant Number 12607157
Status In Force
Filing Date 2024-09-26
First Publication Date 2025-01-16
Grant Date 2026-04-21
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Cho, Sung Bong
  • Seong, Seon Mo
  • Kim, Soo Jong
  • Jung, Hun

Abstract

A roll control thruster controls the attitude of a launch vehicle by using the oxidizer filled in an oxidizer tank, and includes: a thruster tank that is charged using a portion of the oxidizer stored in the oxidizer tank; a thruster line that is branched from the thruster tank and forms a supply path of the oxidizer stored in the thruster tank; a thruster valve that is provided in the thruster line and opens and closes the thruster line or adjusts the opening degree of the thruster line; a thruster module that is connected to the thruster line and injects the oxidizer, supplied via the thruster line, in order to control the attitude of the launch vehicle; and a thruster control module that controls the operation of the thruster valve and the supply of oxidizer to the thruster module.

IPC Classes  ?

  • F02K 9/72 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using liquid and solid propellants, i.e. hybrid rocket-engine plants
  • F02K 9/46 - Feeding propellants using pumps
  • F02K 9/56 - Control
  • F02K 9/88 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof characterised by thrust or thrust vector control using auxiliary rocket nozzles
  • F02K 9/60 - Constructional partsDetails not otherwise provided for

5.

VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME

      
Application Number 18829716
Status Pending
Filing Date 2024-09-10
First Publication Date 2025-01-02
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Yang, Chang Hwan
  • Cha, Seung Won
  • Won, Do Yun
  • Kim, Soo Jong

Abstract

A vortex prevention apparatus prevents a vortex from being generated at an outlet provided in the tank member and minimizes the change in the flow rate of the fluid being discharged through the outlet when a fluid filled in a tank member such as an insulation tank is being discharged, To this end, the vortex prevention apparatus is integrally coupled to a lower cover, having at least one outlet through which the fluid filled in the insulation tank is discharged, of a lower cap of the insulation tank, and includes a prevention body having a cone shape centered on an apex portion; spacing members extending vertically and horizontally from the prevention body; and mesh hole portions formed passing through the edges of the prevention body by the spacing members.

IPC Classes  ?

  • F17C 9/00 - Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
  • B64G 1/40 - Arrangements or adaptations of propulsion systems
  • F17C 3/02 - Vessels not under pressure with provision for thermal insulation
  • F17C 13/06 - Closures, e.g. cap, breakable member

6.

ISOLABLE DOUBLE-WALLED INSULATION TANK FOR LAUNCH VEHICLE

      
Application Number 18829743
Status Pending
Filing Date 2024-09-10
First Publication Date 2025-01-02
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Yang, Chang Hwan
  • Won, Do Yun
  • Kim, Soo Jong
  • Jung, Hun

Abstract

An isolable double-walled insulation tank for a launch vehicle includes a hollow open cylinder part having upper and lower end portions that are open in an upright state; an upper cap part for sealing the upper end portion of the open cylinder part; and a lower cap part for sealing the lower end portion of the open cylinder part. The open cylinder part includes a flat plate part having a flat outer peripheral surface; an uneven part slidably fitted and coupled to the flat plate part; and a plurality of load-dispersing spaces which are ring-shaped according to a portion of the uneven part being spaced from the flat plate part, and which are arranged to be spaced apart in the height direction of the open cylinder part.

IPC Classes  ?

  • F17C 3/02 - Vessels not under pressure with provision for thermal insulation

7.

Electrical umbilical system for space launch vehicle, using electromagnet

      
Application Number 18829462
Grant Number 12358653
Status In Force
Filing Date 2024-09-10
First Publication Date 2024-12-26
Grant Date 2025-07-15
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Lee, Jeong Chan
  • Moon, Keun Hwan
  • Choi, Jong Hwi
  • Choi, Go Eun

Abstract

An electrical umbilical system for a space launch vehicle, using an electromagnet includes a connection module which is provided to a launch vehicle unit flyable by means of thrust; and an umbilical unit which is provided to a tower unit supporting the launch vehicle unit so as to stand upright, and which is capable of being electrically connected to the connection module. The umbilical unit includes a supply module which is capable of electrically connected to the connection module; a connection drive module which is coupled to the tower unit and connects the supply module to the connection module; a weight body which is coupled to the tower unit so as to be vertically movable; a drive line which connects the supply module and the weight body; and a guide roller which is rotatably coupled to the tower unit and supports the drive line.

IPC Classes  ?

  • B64G 5/00 - Ground equipment for vehicles, e.g. starting towers, fuelling arrangements
  • B64G 1/42 - Arrangements or adaptations of power supply systems

8.

ROLL CONTROL THRUSTER AND HYBRID ROCKET COMPRISING SAME

      
Application Number KR2023003685
Publication Number 2023/191363
Status In Force
Filing Date 2023-03-21
Publication Date 2023-10-05
Owner INNOSPACE CO., LTD (Republic of Korea)
Inventor
  • Cho, Sung Bong
  • Seong, Seon Mo
  • Kim, Soo Jong
  • Jung, Hun

Abstract

The present invention relates to: a roll control thruster for using a portion of oxidant, discharged from an electric motor pump after cooling, as a propellant for the roll control thruster; and a hybrid rocket comprising same. To this end, the roll control thruster controls the orientation of a projectile by using the oxidant filled in an oxidant tank, and includes: a thruster tank that is charged using a portion of the oxidant stored in the oxidant tank; a thruster line that is branched from the thruster tank and forms a supply path of the oxidant stored in the thruster tank; a thruster valve that is provided in the thruster line and opens and closes the thruster line or adjusts the opening degree of the thruster line; a thruster module that is connected to the thruster line and injects the oxidant, supplied via the thruster line, in order to control the orientation of the projectile; and a thruster control module that controls the operation of the thruster valve and the supply of oxidant to the thruster module.

IPC Classes  ?

  • F02K 9/80 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof characterised by thrust or thrust vector control
  • F02K 9/86 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof characterised by thrust or thrust vector control using nozzle throats of adjustable cross-section
  • F02K 9/60 - Constructional partsDetails not otherwise provided for
  • F02K 9/46 - Feeding propellants using pumps
  • F02K 9/56 - Control

9.

VORTEX PREVENTION APPARATUS AND INSULATION TANK COMPRISING SAME

      
Application Number KR2023003567
Publication Number 2023/182734
Status In Force
Filing Date 2023-03-17
Publication Date 2023-09-28
Owner INNOSPACE CO., LTD (Republic of Korea)
Inventor
  • Yang, Chang Hwan
  • Cha, Seung Won
  • Won, Do Yun
  • Kim, Soo Jong

Abstract

The present invention relates to: a vortex prevention apparatus for, when a fluid filled in a tank member such as an insulation tank is being discharged, preventing a vortex from being generated at an outlet provided in the tank member, and minimizing the change in the flow rate of the fluid being discharged through the outlet; and an insulation tank comprising same. To this end, the vortex prevention apparatus is integrally coupled to a lower cover, having at least one outlet through which the fluid filled in the insulation tank is discharged, of a lower cap of the insulation tank, and comprises: a prevention body having a cone shape centered on an apex portion; spacing members extending vertically and horizontally from the prevention body; and mesh hole portions formed passing through the edges of the prevention body by the spacing members.

IPC Classes  ?

  • B65D 90/00 - Component parts, details or accessories for large containers
  • B65D 88/74 - Large containers having means for heating, cooling, aerating or other conditioning of contents
  • B65D 88/06 - Large containers rigid cylindrical
  • B65D 88/54 - Large containers characterised by means facilitating filling or emptying

10.

ISOLABLE DOUBLE-WALLED INSULATION TANK FOR LAUNCH VEHICLE

      
Application Number KR2023003650
Publication Number 2023/182743
Status In Force
Filing Date 2023-03-20
Publication Date 2023-09-28
Owner INNOSPACE CO., LTD (Republic of Korea)
Inventor
  • Yang, Chang Hwan
  • Won, Do Yun
  • Kim, Soo Jong
  • Jung, Hun

Abstract

The present invention relates to an isolable double-walled insulation tank for a launch vehicle, the tank implementing an isolable double-walled structure so as to have improved insulation tank strength performance compared to weight, and minimizing heat transfer in order to have improved insulation performance. To this end, the isolable double-walled insulation tank for a launch vehicle comprises: a hollow open cylinder part having upper and lower end portions that are open in an upright state; an upper cap part for sealing the upper end portion of the open cylinder part; and a lower cap part for sealing the lower end portion of the open cylinder part, wherein the open cylinder part includes: a flat plate part having a flat outer peripheral surface; an uneven part slidably fitted and coupled to the flat plate part; and a plurality of load-dispersing spaces which are ring-shaped according to a portion of the uneven part being spaced from the flat plate part, and which are arranged to be spaced apart in the height direction of the open cylinder part.

IPC Classes  ?

  • F17C 3/02 - Vessels not under pressure with provision for thermal insulation

11.

ELECTRICAL UMBILICAL SYSTEM FOR SPACE LAUNCH VEHICLE, USING ELECTROMAGNET

      
Application Number KR2023003504
Publication Number 2023/177228
Status In Force
Filing Date 2023-03-16
Publication Date 2023-09-21
Owner INNOSPACE CO., LTD (Republic of Korea)
Inventor
  • Lee, Jeong Chan
  • Moon, Keun Hwan
  • Choi, Jong Hwi
  • Choi, Go Eun

Abstract

The present invention relates to an electrical umbilical system for a space launch vehicle, using an electromagnet, the electrical umbilical system applying an electromagnetic method so as to fix an umbilical unit to a connection module provided to a launch vehicle unit, up to a required time point, separating the umbilical unit from the connection module in response to a launch operation of the launch vehicle unit, and enabling a normal retrieval operation of the umbilical unit or an abnormal retrieval operation of the umbilical unit to be stably carried out. To this end, the electrical umbilical system for a space launch vehicle, using an electromagnet comprises: a connection module which is provided to a launch vehicle unit flyable by means of thrust; and an umbilical unit which is provided to a tower unit supporting the launch vehicle unit so as to stand upright, and which may be electrically connected to the connection module. The umbilical unit comprises: a supply module which may be electrically connected to the connection module; a connection drive module which is coupled to the tower unit and connects the supply module to the connection module; a weight body which is coupled to the tower unit so as to be vertically movable; a drive line which connects the supply module and the weight body; and a guide roller which is rotatably coupled to the tower unit and supports the drive line, wherein at least any one of the connection module and the supply module is magnetized by electricity, and thus the state of being electrically connected to each other is maintained.

IPC Classes  ?

  • B64G 5/00 - Ground equipment for vehicles, e.g. starting towers, fuelling arrangements
  • B64G 1/00 - Cosmonautic vehicles

12.

HANBIT

      
Application Number 1727418
Status Registered
Filing Date 2022-12-07
Registration Date 2022-12-07
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 13 - Firearms; explosives
  • 37 - Construction and mining; installation and repair services
  • 39 - Transport, packaging, storage and travel services
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Rockets; projectiles for satellite; propellents for rockets; rockets [projectiles]; rocket launchers. Providing information relating to the repair and maintenance of aircraft; providing information relating to the repair and maintenance of rockets. Launching of satellites for others. Providing information relating to the manufacture of aircraft; providing information relating to the manufacture of rockets. Development of aircraft; rocket research; development of rockets.

13.

HANBIT

      
Serial Number 79368683
Status Registered
Filing Date 2022-12-07
Registration Date 2024-04-16
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 13 - Firearms; explosives
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 37 - Construction and mining; installation and repair services
  • 39 - Transport, packaging, storage and travel services
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Rockets; guided projectiles for use in connection with satellites; propelling pyrotechnic mixtures for rockets; rockets being projectiles; rocket launchers Providing information relating to the custom manufacture of aircraft; providing information relating to the custom manufacture of rockets Providing information relating to the repair and maintenance of aircraft; providing information relating to the repair and maintenance of rockets Launching of satellites for others Design and development of aircraft; research in the field of aerospace engineering, namely, research regarding rockets; design and development of rockets

14.

INNOSPACE

      
Application Number 1672161
Status Registered
Filing Date 2022-05-18
Registration Date 2022-05-18
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 13 - Firearms; explosives
  • 37 - Construction and mining; installation and repair services
  • 39 - Transport, packaging, storage and travel services
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Rockets; projectiles for satellite; propellents for rockets; rockets [projectiles]; rocket launchers. Providing information relating to the manufacture, repair and maintenance of aircraft; providing information relating to the manufacture, repair and maintenance of rockets. Launching of satellites for others. Development of aircraft; rocket research; development of rockets.

15.

INNOSPACE

      
Serial Number 79345042
Status Registered
Filing Date 2022-05-18
Registration Date 2023-10-17
Owner INNOSPACE Co., Ltd. (Republic of Korea)
NICE Classes  ?
  • 13 - Firearms; explosives
  • 37 - Construction and mining; installation and repair services
  • 39 - Transport, packaging, storage and travel services
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Rockets; guided projectiles for use in connection with satellites; rocket launchers Providing information relating to the manufacture, repair and maintenance of aircraft; providing information relating to the manufacture, repair and maintenance of rockets Launching of satellites for others Design and development of aircraft; research in the field of aerospace engineering, namely, research regarding rockets; design and development of rockets

16.

Hybrid rocket engine using electric motor-driven oxidizer pump

      
Application Number 17293127
Grant Number 11649786
Status In Force
Filing Date 2019-11-19
First Publication Date 2022-01-06
Grant Date 2023-05-16
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Kim, Soo Jong
  • Cho, Sung Bong
  • Moon, Keun Hwan
  • Ryu, Sung Hoon

Abstract

Proposed is a hybrid rocket engine using an electric motor-driven oxidizer pump, the hybrid rocket engine including: an oxidizer tank configured to store the oxidizer; an oxidizer pump configured to pressurize the oxidizer by being connected to the oxidizer tank through a first oxidizer supply line; a drive unit including an electric motor configured to drive the oxidizer pump and a battery configured to supply power to the electric motor; an auxiliary oxidizer line configured to guide the oxidizer from the oxidizer tank to the electric motor to cool the electric motor; an oxidizer recirculation line configured to recharge oxidizer vapor, generated through heat exchange between the electric motor and the oxidizer, to the oxidizer tank, thereby pressurizing an inner side of the oxidizer tank; and a combustion chamber configured to combust the oxidizer and fuel by being connected to the oxidizer pump through a second oxidizer supply line.

IPC Classes  ?

  • F02K 9/44 - Feeding propellants
  • F02K 9/08 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using solid propellants
  • F02K 9/46 - Feeding propellants using pumps
  • F02K 9/50 - Feeding propellants using pressurised fluid to pressurize the propellants
  • F02K 9/56 - Control
  • F02K 9/72 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using liquid and solid propellants, i.e. hybrid rocket-engine plants

17.

HYBRID ROCKET ENGINE USING ELECTRIC MOTOR-DRIVEN OXIDIZER PUMP

      
Application Number KR2019015798
Publication Number 2020/111622
Status In Force
Filing Date 2019-11-19
Publication Date 2020-06-04
Owner INNOSPACE CO., LTD. (Republic of Korea)
Inventor
  • Kim, Soo Jong
  • Cho, Sung Bong
  • Moon, Keun Hwan
  • Ryu, Sung Hoon

Abstract

The present invention relates to a hybrid rocket engine using an electric motor-driven oxidizer pump, wherein an overheated electric motor and battery are cooled by a low temperature oxidizer, and pressure generated from the vaporization of the oxidizer is used to prevent sudden drops in pressure inside an oxidizer tank and thereby keep the shear pressure of the oxidizer pump constant to achieve stable oxidizer supply characteristics. To this end, a hybrid rocket engine using an electric motor-driven oxidizer pump comprises: an oxidizer tank storing an oxidizer; an oxidizer pump connected to the oxidizer tank via a first oxidizer supply line to pressurize the oxidizer; a driving unit which includes an electric motor for driving the oxidizer pump and a battery for supplying power to the electric motor; an auxiliary oxidizer line for guiding the oxidizer from the oxidizer tank to the electric motor of the driving unit so as to cool the electric motor; a recirculation oxidizer line for recharging an oxidizer vapor, generated through heat exchange between the electric motor and the oxidizer, to the oxidizer tank, and thereby pressurizing the oxidizer tank; and a combustion chamber connected to the oxidizer pump via a second oxidizer supply line to burn the oxidizer and a fuel.

IPC Classes  ?

  • F02K 9/46 - Feeding propellants using pumps
  • F02K 9/56 - Control
  • F02K 9/72 - Rocket-engine plants, i.e. plants carrying both fuel and oxidant thereforControl thereof using liquid and solid propellants, i.e. hybrid rocket-engine plants