Cooling device for a rocket engine nozzle

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Description

1. Cooling device for a rocket engine nozzle

FIG. 1.1: Front perspective view of a cooling device for a rocket engine nozzle.

FIG. 1.2: Front view thereof.

FIG. 1.3: Rear view thereof.

FIG. 1.4: Plan view thereof.

FIG. 1.5: Bottom view thereof.

FIG. 1.6: Cross-sectional view thereof taken through front to back center, and sectioned horizontally at the center of the front view.

FIG. 1.7: Cross-sectional view thereof taken through front to back center, and sectioned horizontally at the center of the plan view.

FIG. 1.8: Cross-sectional view thereof taken through front to back center, and sectioned horizontally at the center of the plan view.

FIG. 1.9: Cross-sectional view thereof sectioned vertically at the center of the plan view.

FIG. 1.10: Right side view thereof.

FIG. 1.11: Left side view thereof.

This product is a cooling device for a rocket engine nozzle, and more specifically, is a nozzle case for cooling the nozzle from the outside. The broken lines in the drawings illustrate portions of the cooling device for a rocket engine nozzle that form no part of the claimed design.

Claims

The ornamental design for a cooling device for a rocket engine nozzle as shown and described.

Referenced Cited
U.S. Patent Documents
10697393 June 30, 2020 Becker
10808646 October 20, 2020 Subramanya
12092023 September 17, 2024 Kramer
12371319 July 29, 2025 Wall, II
20150377178 December 31, 2015 Bussieres
20160201544 July 14, 2016 MacKenzie
20160265773 September 15, 2016 Moura
20250033957 January 30, 2025 Wall, II
20250230784 July 17, 2025 Kamps
Other references
  • “Engine Cooling—Why Rocket Engines Don't Melt” everydayastronaut.com, post Published Jan. 13, 2022. Retrieved Dec. 13, 2024. Available online at URL:https://everydayastronaut.com/engine-cooling-methodes/ (Year: 2022).
  • “Liquid Rocket Engines” ultramet.com, post Published: Unavailable. Retrieved Dec. 13, 2024. Available online at URL:https://ultramet.com/propulsion-system-components/liquid-rocket-engines/ (Year: 2024).
  • Kojima, H. et al.; Regenerative Cooling of Graphite Nozzles for Throat Erosion Suppression, AIAA SciTech Forum, Jan. 23-27, 2023, National Harbor, MD & Online. (10 pages).
  • Gallo, G. et al.; One-dimensional Modelling of the Nozzle Cooling with Cryogenic Oxygen Flowing through Helical Channels in a Hybrid Rocket, Acta Astronautica 210 (2023) 176-196. (21 pages).
Patent History
Patent number: D1107629
Type: Grant
Filed: Jan 19, 2024
Date of Patent: Dec 30, 2025
Assignee: Letara Ltd. (Sapporo)
Inventors: Landon Thomas Kamps (Sapporo), Shota Hirai (Sapporo)
Primary Examiner: Darlington Ly
Assistant Examiner: Jessica Lynn Devilbiss
Application Number: 35/520,425
Classifications