Russia Patent RU2017658C1: Disc-Shaped Electromagnetic Vehicle
Patent Number: RU2017658C1 Title: Electromagnetic Disc-Shaped Vehicle Assignee: Russian Federation Filed: Early 1990s (published ~1994) Jurisdiction: Russia (foreign) Source: patents.google.com/patent/RU2017658C1/en Track Directory (Physics_Math): 1_Track/ — lenticular disc EM propulsion; plasma Coandă-effect sheath; baseline geometry for rotating-field disc craft research
Image files:
patents_intl/tweets/raw_download/1892597898950435190_1.jpg(UAP comparison sighting photo)patents_intl/tweets/raw_download/1892597898950435190_2.png(patent profile diagram)
Overview
The patent diagram (Figure 1 in the image) shows a lenticular disc in cross-section profile: a smooth upper surface with a slight convex dome and a flat-to-slightly-concave lower surface. Landing struts (labeled component 2) are visible beneath the craft at three points, and component 9 indicates a directional indicator or sensor cluster at the craft's trailing edge. Component 11 in the upper dome area and component 13 indicate the antenna/sensor dome assembly. The profile is immediately recognizable as the classic "flying saucer" shape documented in thousands of sighting reports, and specifically matches the profile of craft reported in the 1966 Westall UFO incident in Australia and multiple Baltic-region sightings in 2024–2025.
The tweet context pairs this profile diagram with real-world sighting photographs in the Danish/Baltic incidents, noting the visual correspondence between the documented sighting shapes and the patented design profile. RU2017658C1 is explicitly classified under electromagnetic propulsion and was filed in Russia in the early post-Soviet period.
Physics Mechanism: Plasma Coandă-Effect Sheath
The physical principle for a craft with this profile under electromagnetic propulsion is well-established: the lenticular disc cross-section is aerodynamically optimized for Coandă-effect flow attachment when the craft is generating a plasma sheath. Hot ionized gas ejected radially outward from the disc rim follows the curved upper and lower surfaces (Coandă attachment), creating a high-velocity sheath that dramatically reduces drag at supersonic speeds and produces lift on the upper surface by pressure differential.
When the plasma temperature is sufficiently high — achievable with an MHD-driven arc discharge — the drag reduction at hypersonic velocities becomes so extreme that the craft effectively operates in a self-generated partial vacuum, explaining observed radar stealth and visual plasma glow. This is the "aerodynamic anomaly" noted in multiple military pilot reports: the craft appears to have no visible means of propulsion, no exhaust plume, and no sonic boom.
The Russian patent discloses the basic shape and implies the electromagnetic propulsion principle without specifying the internal coil architecture or power system, filing it as a shape-and-function claim rather than a mechanism claim. This protective filing strategy — claiming the electromagnetic disc form factor with associated functional characteristics — would block other parties from independently patenting the same general approach, while keeping the specific implementation details classified.
UAP Correlation
The tweet context directly pairs the RU2017658C1 profile diagram with photographs from the Danish/Baltic UAP sighting incidents, demonstrating the direct correspondence between the patented shape and reported UAP geometry. This patent is part of a class of Russian government filings that, taken collectively, establish that the disc lenticular geometry was known to and being developed by the Russian Federation as operational technology, not merely theoretical investigation.
Sources
This information was compiled from Break_thrus.mdx staging file.