Spherical Assembly Propulsion via Rotating Weights
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Solution Overview
Problem
Current vehicle drive systems rely on friction for propulsion, which can lead to slippage on low-friction surfaces and loss of control, and require a turning radius for direction changes, limiting their efficiency and maneuverability.
Innovation Solution
A spherical assembly using rotating weights within a spherical encasing, powered by electric motors and controlled by a processor to maintain the center of gravity forward and utilize gravitational force for propulsion, eliminating the need for combustion engines and traditional steering mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional friction-based propulsion is used, then vehicles can propel on dry surfaces, but slippage occurs on low-friction surfaces like ice or mud
Solution Approach 1:
The patent replaces the traditional friction-based mechanical propulsion system with a gravitational propulsion system. Instead of relying on tire-road friction, the invention uses gravity acting on asymmetrically positioned weights within a spherical assembly to generate propulsive force. This substitution eliminates slippage because gravity provides consistent force regardless of surface friction conditions.
Solution Approach 2:
The invention changes the fundamental parameter of propulsion from friction-dependent horizontal force to gravity-dependent vertical force component. By tilting the spherical assembly through asymmetric weight positioning, a portion of the gravitational force acts horizontally to propel the vehicle forward, independent of surface friction coefficients.
2Ease of operation
If traditional steering mechanisms are used, then vehicles can control travel direction, but a circular turning area is required
Solution Approach 1:
The patent employs dynamic repositioning of weights within the spherical assembly to control direction. By continuously adjusting weight positions during motion, the vehicle can change direction without requiring a circular turning area. The asymmetric weight distribution creates gravitational moments that naturally steer the vehicle in the desired direction.
Solution Approach 2:
The invention adds a vertical dimension to direction control by tilting the spherical assembly. Instead of turning horizontally on a circular path, the vehicle propels forward by tilting the sphere, with weights positioned to create a gravitational component in the desired direction of travel. This enables straight-line directional control without lateral movement.
3Loss of energy
If friction-based propulsion is used, then vehicles can maintain control on dry surfaces, but energy is lost due to slippage
Solution Approach 1:
The patent replaces friction-based energy transfer with gravity-based energy transfer. Gravitational force acts consistently on the weights regardless of surface conditions, eliminating energy loss through slippage. The gravitational moment generated by asymmetric weight positioning directly propels the vehicle without requiring friction-mediated force transfer.
4Device complexity
If combustion engines and gearboxes are used, then vehicles can achieve propulsion and speed control, but device complexity increases
Solution Approach 1:
The patent extracts and eliminates complex mechanical components such as combustion engines, gearboxes, and traditional steering mechanisms. The propulsion function is achieved through a simplified spherical assembly with asymmetric weights that use gravity directly, removing the need for intermediate mechanical transmission systems.
Solution Approach 2:
The spherical assembly with asymmetric weights serves multiple functions simultaneously: it provides propulsion through gravitational moments, controls direction through weight repositioning, and eliminates the need for separate steering and transmission systems. This multi-functionality reduces overall device complexity while maintaining full propulsion capability.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables efficient propulsion and direction control without the need for combustion engines or gearboxes, improving traction and reducing slippage, while allowing for tight turns and reduced stopping distances.
Implementation Method 1
the spherical assembly rotates the weights so as to use gravitational force to propel the spherical assembly
Implementation Method 2
two motors, such as electric motors
Data Source
Figure 1
Figure 2A~2C
Figure 3A~3C
AI summary
A propulsion apparatus and corresponding methods are provided. The apparatus employs weights within a spherical assembly that can rotate within the spherical assembly. Gravity, acting on the weights, causes a moment of a gravitational force to be applied to the spherical assembly, which can cause the spherical assembly to propel. The spherical assembly may also include one or more motors to rotate the weights within the spherical assembly. In some embodiments, the weights include magnetic cores and conductors. The apparatus can include magnetic windings that provide a magnetic flux through which the weights may rotate. The apparatus can also provide an electrical current to the conductors. As the weights with the magnetic cores rotate through the magnetic flux, the apparatus applies a current to the conductors. As such, a magnetic force is applied to the weights, which can propel the spherical assembly.