Derivative works — US Patent 12491430

Defensive Disclosure: Puzzle Platform and Multi-Modal Support Systems

Publication Date: April 26, 2026
Reference Patent: US 12491430 B2 ("Puzzle platform")

This document establishes prior art for a series of inventions, enhancements, and novel applications derived from the core principles disclosed in US patent 12491430. The following disclosures are intended to be placed in the public domain to preclude patenting of these concepts by others, rendering them obvious to a person skilled in the art. The core concept involves a platform with two distinct operational modes: a rotatable, flat mode facilitated by a rotating device, and a tilted, stable mode facilitated by a deployable kickstand.

Claim 1 Derivatives: Dual-Mode Support and Rotation Mechanism

The core claim of US 12491430 describes a puzzle platform with a puzzle board, a kickstand for tilted support, and a separate rotating device for 360-degree rotation on a flat plane. The two support mechanisms are spatially distinct and operate in mutually exclusive modes.

1. Material & Component Substitution

Derivative 1.1: Carbon Fiber Composite with Integrated Hinge
- Enabling Description: The puzzle board (1) and kickstand (3) are fabricated from a single, continuous layup of carbon fiber reinforced polymer (CFRP). The kickstand is not a separate component but is formed by a region of flexible, living hinge-like composite material integrated directly into the board's structure. The rotating device (5) is a high-precision, sealed bearing assembly made of titanium nitride-coated stainless steel for minimal friction and wear, press-fit into a machined CFRP housing. This construction reduces weight by over 60% compared to the wood/metal original, enabling larger and more portable platforms. The living hinge has a predetermined memory shape, allowing it to snap into open and closed positions without additional locking mechanisms.
- ```
classDiagram
PuzzlePlatform <|-- CarbonFiberVariant
CarbonFiberVariant : +CFRP_Board
CarbonFiberVariant : +Integrated_LivingHinge_Kickstand
CarbonFiberVariant : +TitaniumNitride_Bearing_Rotator
CarbonFiberVariant: setMode('tilted')
CarbonFiberVariant: setMode('rotating')
note for CarbonFiberVariant "Single-piece construction reduces failure points."
```
Derivative 1.2: Shape-Memory Alloy (Nitinol) Actuated Kickstand
- Enabling Description: The kickstand (3) is constructed from Nitinol wire. A low-voltage current is applied via embedded contacts on the puzzle board (1). The current induces a phase transition in the Nitinol, causing it to change from its malleable martensite phase to its rigid austenite phase, snapping into a pre-set "open" shape to support the board. When the current is removed, the kickstand cools and can be manually returned to its flat, "closed" position. This allows for automated, button-activated deployment of the tilted mode. The rotating device (5) remains a passive lazy-susan style bearing.
- ```
sequenceDiagram
    participant User
    participant PuzzlePlatform
    participant NitinolKickstand
    User->>PuzzlePlatform: pressDeployButton()
    PuzzlePlatform->>NitinolKickstand: applyVoltage()
    activate NitinolKickstand
    NitinolKickstand-->>NitinolKickstand: Phase transition (Martensite to Austenite)
    NitinolKickstand-->>PuzzlePlatform: Kickstand Deployed
    deactivate NitinolKickstand
    PuzzlePlatform-->>User: Tilted mode engaged
```

2. Operational Parameter Expansion

Derivative 1.3: Nanofabrication Assembly Stage
- Enabling Description: A miniaturized version of the platform, scaled down to the millimeter range, is designed for use under a microscope for assembling micro-electro-mechanical systems (MEMS) or other nanoscale components. The "puzzle board" is a silicon wafer with etched alignment markers. The kickstand provides a fixed 30-degree tilt for optimal viewing with an electron microscope. The rotating device allows for precise, 360-degree orientation of the wafer. Both mechanisms are controlled by piezoelectric actuators for nanometer-level precision in movement and positioning. The entire assembly operates in a vacuum chamber.
- ```
graph TD
    A[Microscope View] --> B{Nanofabrication Stage};
    B --> C[Silicon Wafer Holder];
    B --> D[Piezo-Actuated Tilter];
    B --> E[Piezo-Actuated Rotator];
    C -- holds --> F((MEMS Component));
    D -- action --> C;
    E -- action --> C;
```
Derivative 1.4: Industrial-Scale Assembly Platform for Turbine Blades
- Enabling Description: A large-scale version, with a platform diameter of 5 meters, is used for the final assembly and inspection of large industrial components like turbine blades. The platform is constructed from welded structural steel. The "kickstand" is a heavy-duty hydraulic ram that can tilt the entire platform up to 45 degrees for ergonomic access and inspection by technicians. The rotating device is a high-capacity slewing ring bearing driven by a geared electric motor, capable of rotating loads up to 10,000 kg. This allows a single technician to inspect all sides of a large, heavy component without needing an overhead crane for repositioning.
- ```
stateDiagram-v2
    [*] --> Flat_Rotating
    Flat_Rotating --> Tilting: Engage Hydraulic Ram
    Tilting --> Tilted_Static: Lock Ram at Angle
    Tilted_Static --> Tilting: Disengage Lock
    Tilting --> Flat_Rotating: Retract Hydraulic Ram
    note right of Flat_Rotating: Motorized rotation for heavy components
    note left of Tilted_Static: Ergonomic access for inspection/assembly
```

3. Cross-Domain Application

Derivative 1.5: Aerospace In-Flight Maintenance Tray
- Enabling Description: A maintenance tray for astronauts on the International Space Station. The platform base is magnetized to securely attach to interior walls. The platform surface is covered with a hook-and-loop fabric to secure tools and components in zero-gravity. The kickstand allows the tray to be tilted towards the astronaut for better visibility and access while performing repairs in a fixed position. The rotating device allows the entire tray to be spun to present different tools or components without the astronaut having to change their own stabilized position. All materials are aerospace-grade, low-outgassing polymers and anodized aluminum.
- ```
flowchart LR
    subgraph ISS_Module_Wall
        A[Magnetic Base]
    end
    A --> B{Dual-Mode Tray};
    B --> C[Rotating Mode];
    B --> D[Tilted Mode];
    C --> E[360° Tool Access];
    D --> F[Ergonomic Component View];
    E & F --> G((Astronaut));
```
Derivative 1.6: AgTech Soil/Plant Analysis Field Platform
- Enabling Description: A portable field platform for agricultural scientists. The platform is mounted on a tripod. The top surface has indentations for holding petri dishes, soil samples, and analysis equipment. The rotating device allows a scientist to easily turn the platform to access different samples or equipment without moving around the tripod, which may be on uneven ground. The kickstand mechanism tilts the entire platform, angling it for optimal lighting for sample photography or to prevent glare on instrument screens.
- ```
erDiagram
    TRIPOD ||--o{ PLATFORM : mounts
    PLATFORM {
        string surface_type "Indented for samples"
        bool has_rotator
        bool has_tilter
    }
    PLATFORM ||--|{ SAMPLE : holds
    SAMPLE {
        string type "Soil, Petri Dish"
    }
```
Derivative 1.7: Consumer Electronics Repair & Assembly Workbench
- Enabling Description: An anti-static (ESD-safe) workbench surface for repairing smartphones, laptops, and other small electronics. The surface has a grid of small magnetic zones to hold screws and tiny components. The rotation feature allows a technician to work on all sides of a device's logic board without repositioning the board itself, reducing the risk of damage. The tilt feature raises the work surface to an ergonomic angle, reducing neck and back strain during long, detailed soldering or assembly tasks.
- ```
graph TD
    subgraph Workbench
        A[ESD-Safe Surface] -- contains --> B(Magnetic Screw Zones);
        C{Rotation Bearing};
        D{Tilt Kickstand};
        A -- mounts on --> C;
        A -- supported by --> D;
    end
    E((Technician)) -- interacts with --> A;
    C -- enables --> F[Solder North Side];
    C -- enables --> G[Solder South Side];
    D -- enables --> H[Ergonomic Viewing Angle];
```

4. Integration with Emerging Tech

Derivative 1.8: AI-Guided Assembly with IoT Monitoring
- Enabling Description: The puzzle board is replaced with a high-resolution touchscreen display. An overhead camera and computer vision system (running a convolutional neural network) identify all puzzle pieces. The system projects a light onto the puzzle area showing the suggested placement for the next piece. The platform is equipped with IoT sensors (an accelerometer and a gyro) that track its state (flat, tilted, angle of rotation). This data is logged to a cloud server, allowing users to track their progress, time spent in different orientations, and even receive AI-generated tips on assembly strategy. The AI can suggest switching to tilted mode for better ergonomics after a certain duration.
- ```
sequenceDiagram
    participant Camera
    participant AI_Processor
    participant IoT_Sensors
    participant Cloud
    Camera->>AI_Processor: Capture piece layout
    AI_Processor->>AI_Processor: Identify next piece & location
    AI_Processor->>PuzzlePlatform: Project light on location
    loop Real-time Monitoring
        IoT_Sensors->>Cloud: Send platform state (tilt, rotation)
    end
    Cloud->>AI_Processor: Provide user analytics
    AI_Processor->>PuzzlePlatform: Suggest mode change (e.g., 'tilt for ergonomics')
```
Derivative 1.9: Blockchain-Verified Collectible Puzzle Platform
- Enabling Description: For high-value, limited-edition puzzles, the platform contains an embedded NFC chip. This chip stores a non-fungible token (NFT) on a blockchain, which verifies the authenticity and edition number of the puzzle board. The platform's usage is also tracked and written to the blockchain as metadata—for example, the timestamp of the first and last piece placed, and the total rotation count. This creates a verifiable provenance for the puzzle, proving it has been solved and handled, which can add to its value as a collectible.
- ```
flowchart TD
    A[Puzzle Platform] -- contains --> B(NFC Chip);
    B -- stores --> C[NFT on Blockchain];
    C -- verifies --> D[Authenticity & Edition #];
    A -- usage --> E{Usage Data};
    E -- (timestamp, rotation_count) --> F[Write to Blockchain Metadata];
    F -- creates --> G[Verifiable Provenance];
```

5. The "Inverse" or Failure Mode

Derivative 1.10: Safe-Fail Frictional Clutch Rotator
- Enabling Description: The rotating device (5) is designed with a frictional clutch mechanism. The clutch has a pre-set torque limit. If the platform is overloaded (e.g., a heavy object is dropped on it) or if the rotation is obstructed, the clutch will slip before the bearing or the board structure is damaged. This provides a safe failure mode. In a low-power version, the kickstand has a "limp mode" where it can only be deployed to a lower angle (e.g., 10 degrees instead of 30) if a sensor detects insufficient structural integrity or power for a fully deployed state.
- ```
stateDiagram-v2
    state "Normal Operation" as Normal {
        [*] --> Rotating
        Rotating --> Rotating: AppliedTorque < TorqueLimit
        Rotating --> Slipping: AppliedTorque >= TorqueLimit
        Slipping --> Rotating: AppliedTorque < TorqueLimit
    }
    state "Failure Mode" as Failure {
        Slipping: Clutch disengaged, preventing damage.
    }
    Normal --> Failure
    Failure --> Normal
```

Combination Prior Art Scenarios

Scenario 1: VESA Mount Integration
- Description: The puzzle platform incorporates the open VESA Flat Display Mounting Interface (FDMI) standard on its underside. The rotating device (5) is attached via a VESA 100x100 pattern. This allows the entire puzzle platform to be mounted on any standard monitor arm, wall mount, or stand. A user could mount the platform on an articulated arm, combining the platform's native tilt and rotate functions with the arm's height, depth, and pan adjustments for ultimate ergonomic positioning. This combines the invention of US 12491430 with the widespread, open VESA standard.
Scenario 2: MQTT Protocol for Smart Platform Communication
- Description: An IoT-enabled version of the puzzle platform (as in Derivative 1.8) uses the open, lightweight MQTT (Message Queuing Telemetry Transport) protocol to communicate its state. The platform acts as an MQTT client, publishing its tilt angle, rotation position, and usage statistics to a central MQTT broker. Any authorized subscriber (a smartphone app, a home automation system) can receive this data. This enables integration with other smart home devices; for example, "when the puzzle enters tilted mode, brighten the overhead smart light." This combines the platform's mechanics with a standard, open IoT communication protocol.
Scenario 3: WebXR Integration for Augmented Reality Puzzles
- Description: The platform's dimensions and the real-time position of its kickstand and rotating base are exposed via a Web Bluetooth API. A web application using the open WebXR standard can access this data. A user wearing AR glasses can see a physical puzzle on the board augmented with digital information. For example, if a piece is missing, the WebXR application can overlay a digital ghost of the piece in its correct location. As the user rotates the physical board, the AR overlay remains perfectly synchronized because its position is being fed in real-time by the platform's sensors, combining the physical invention with open web standards for augmented reality.