Rock Climbing Simulator Fluid Resistance Control
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Solution Overview
Problem
Conventional rock climbing simulators require high walls and trained personnel for safety, and electric motor-controlled systems are inefficient and pose safety concerns, as they do not adapt to climber pauses and vary in comfort due to fixed speed, while also being prone to malfunctions and energy inefficiencies.
Innovation Solution
A rock climbing simulator with a rotating disk surface that uses a climber's weight to create torque, controlled by an adjustable fluid resistance apparatus to maintain safe rotational speed, allowing for adjustable inclination and minimal electric components, suitable for indoor or outdoor use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If an electric motor controlled by programmable electronics is used to control the speed of motion of the climbing surface, then a near-constant climbing speed is provided, but motion continues irrespective of the presence of a climber and the simulation effect is reduced when the climber pauses
Solution Approach 1:
The climbing surface motion is made self-regulating by using the climber's own weight to drive the rotation. The system automatically adapts to the climber's presence, pauses, and movements without requiring external electronic control, eliminating the disconnect between motor operation and climber actions.
Solution Approach 2:
The patent replaces the electric motor and electronic control system with a purely mechanical rotation system driven by the climber's weight. This substitution eliminates the harmful effects of continuous motor operation and electronic control, allowing the climbing surface to naturally respond to the climber's actions.
2Speed
If the climbing surface rotates freely without resistance control, then the climber can move quickly, but the surface may spin out from underneath the climber creating safety hazards
Solution Approach 1:
The patent introduces fluid resistance as an intermediary element between the climber's weight and the rotation of the climbing surface. This fluid resistance mediator provides smooth, progressive resistance that prevents the surface from spinning out while still allowing controlled motion, eliminating the safety hazards of uncontrolled rotation.
3Reliability
If a simple braking system or friction-based resistance is used to control rotation speed, then the climbing surface can be restrained, but the system becomes complicated by varying climber weights and positions requiring varying resistance
Solution Approach 1:
The patent employs a fluid resistance system (pneumatic or hydraulic) that provides automatically adjusting resistance based on the climber's weight and position. The fluid resistance varies naturally with the applied load, eliminating the need for complex mechanical adjustment mechanisms while maintaining reliable rotation control.
4Speed
If electric motors and electronic controls are used in the climbing simulator, then precise speed control is achieved, but the facility faces safety concerns, additional energy demand, heat generation, and susceptibility to power surges and malfunctions
Solution Approach 1:
The patent completely replaces the electrical motor and electronic control system with a mechanical rotation system driven by the climber's weight. This substitution eliminates all safety concerns, energy consumption, heat generation, and susceptibility to power surges associated with electrical equipment, while maintaining functional performance.
Solution Approach 2:
The system uses the climber's own body weight as the driving force for rotation, eliminating the need for external power sources. This self-powered mechanism naturally provides speed control through the climber's movements without requiring electrical motors or electronic controls, thereby eliminating all associated harmful factors.
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
The system provides a safe, adaptable, and energy-efficient climbing experience with minimal moving parts, eliminating the need for attendants and reducing energy consumption, while maintaining a compact design and ease of use.
Implementation Method 1
As the climber weight is placed on the free spinning climbing surface, the surface tends to move quickly in a direction opposite the direction of ascent of the climber
Implementation Method 2
an adjustable fluid resistance apparatus coupled to the axle of a rotating climbing surface to control the rate of rotation of the climbing surface
Data Source
AI summary
An improved rock climbing simulator that uses an adjustable fluid resistance apparatus coupled to an axle of a rotating climbing surface to control the rate of rotation of the climbing surface and thus the perceived climbing speed experienced by the climber. The fluid resistance apparatus is structured to control the rate of rotation of the climbing surface, and hence the perceived climbing speed, regardless of the weight or position of a climber on the climbing surface.