Bicycle Saddle Adjustment Mechanism for Dynamic Height and Angle Control
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Solution Overview
Problem
Cyclists face challenges in adjusting the height and angle of their bicycle saddles during rides, particularly when transitioning between uphill and downhill positions, as existing systems either fail to accommodate angle changes or result in clothing entanglement and potential injury from the saddle's edge.
Innovation Solution
A saddle adjustment system featuring an adjustable height saddle post with a rotating assembly that allows for both height adjustment and angle modification, using a mechanism with a rotating assembly coupled to the saddle, enabling it to tilt backward when lowered and forward when raised, along with damping to ensure a controlled return.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the saddle height is adjusted while riding, then the rider's comfort and power efficiency are improved, but the device complexity increases due to the need for adjustable height saddle post and angle adjustment mechanism
Solution Approach 1:
The patent combines the saddle height adjustment mechanism and the saddle angle adjustment mechanism into a single integrated system. The height adjustment assembly and angle adjustment assembly work together as one unified mechanism, allowing both functions to be controlled through coordinated operation of the same structural components, thereby managing complexity through functional integration rather than separate independent systems
Solution Approach 2:
The patent implements dynamic adjustment capabilities where the saddle height and angle can be changed during riding. The mechanism allows the saddle to transition between different positions and orientations while the rider is seated, enabling real-time adaptation to varying riding conditions such as climbing or descending, rather than requiring static pre-set positions
2Ease of operation
If the saddle angle is adjusted automatically based on height position, then the rider's comfort is improved, but the device complexity increases due to the rotating assembly and its coupling mechanisms
Solution Approach 1:
The saddle angle adjustment mechanism is designed to automatically adjust the saddle angle based on the saddle height position without requiring separate manual intervention. As the saddle height is changed through the height adjustment assembly, the rotating assembly automatically responds by adjusting the saddle angle to the appropriate orientation, allowing the system to self-regulate and reduce the need for additional control mechanisms
Solution Approach 2:
The rotating assembly is pre-configured with mechanical linkages and geometric relationships that automatically establish the correct saddle angle corresponding to each height position. The mechanism is designed beforehand with fixed geometric constraints and coupling relationships that ensure the saddle angle adjusts in the proper proportion to height changes, eliminating the need for complex real-time control algorithms
3Reliability
If seamless transitions between riding positions are enabled, then the rider's comfort and safety are improved, but the device complexity increases due to the integration of height and angle adjustment mechanisms
Solution Approach 1:
The patent merges the height adjustment and angle adjustment functions into a single integrated system where both mechanisms work together through shared structural components. The height adjustment assembly and angle adjustment assembly are mechanically coupled, allowing coordinated operation that enables seamless transitions between different riding positions while managing overall system complexity through functional integration
Data Source
AI summary
A saddle adjustment assembly comprising an adjustable height saddle post, the adjustable height saddle post comprising a first support and a second support, the second support configured to slidably move relative to the first support between at least a raised position and a lowered position, the first support configured to attach to a bicycle frame; a saddle angle adjustment mechanism coupled to the second support, the saddle angle adjustment mechanism comprising a rotatably coupled saddle support configured to couple to a bicycle saddle; wherein the saddle angle adjustment mechanism is configured to enable rotation of the saddle support relative to the second support as a result of the first support moving relative to the second support.