Multi-Position Saddle Attachment With Tool-Free Angle Adjustment
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Solution Overview
Problem
Current bicycle seatposts limit on-demand adjustability of saddle positions, leading to rider discomfort, fatigue, and performance issues due to fixed saddle orientations, which are cumbersome to adjust and require specialized tools, affecting comfort and safety on varying terrain.
Innovation Solution
A multi-position and orientation saddle attachment device with rotatable swingarms and a locking mechanism, allowing on-demand adjustments without tools, featuring indexed slots for various positions, and compatible with a range of seatposts and saddles, including wireless operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed saddle position is used, then the device complexity is reduced, but the adaptability to different riding conditions deteriorates
Solution Approach 1:
The saddle attachment device transitions from a fixed static configuration to a dynamic adjustable system. The swingarm assembly can rotate about a pivot axis, allowing the saddle to be positioned in multiple orientations (nose-up, flat, nose-down) depending on riding conditions. This dynamic capability enables adaptation to different terrains and riding styles while maintaining a relatively simple mechanical structure through the use of a pivot joint and positioning mechanism.
2Ease of operation
If saddle adjustments are made using traditional rail clamp assemblies, then the manufacturing precision is maintained, but the ease of operation deteriorates
Solution Approach 1:
The saddle attachment device incorporates a self-service adjustment mechanism where the rider can easily reposition the saddle on-demand without requiring external tools or assistance. The positioning mechanism allows the rider to manually adjust the saddle angle by manipulating the swingarm assembly, making the system self-sufficient and eliminating the need for specialized tools typically required for traditional rail clamp adjustments.
3Loss of time
If traditional saddle adjustment methods are used, then the manufacturing precision is maintained, but the loss of time increases
Solution Approach 1:
The saddle attachment device allows riders to pre-position the saddle in optimal orientations before encountering specific terrain conditions. The swingarm assembly can be adjusted to predetermined positions (nose-up for descents, flat for cruising, nose-down for climbs) in advance, enabling riders to proactively adapt to upcoming terrain changes rather than reacting after the fact. This preliminary positioning capability reduces the time lost during rides due to frequent adjustments.
4Object-affected harmful factors
If a fixed nose-down saddle position is used, then the ease of operation is improved, but the object-affected harmful factors increase
Solution Approach 1:
The saddle attachment device enables riders to change the orientation parameter of the saddle based on riding conditions and personal comfort preferences. The swingarm assembly can be rotated to alter the saddle angle, allowing riders to switch between nose-up, flat, and nose-down positions. This parameter variability helps eliminate the harmful effects associated with fixed nose-down positioning, such as palm pressure, shoulder discomfort, and back pain, while maintaining a relatively simple mechanical structure.
Data Source
AI summary
A novel multi-position and orientation bicycle saddle attachment device allowing a cyclist to toggle between a plurality of fixed saddle angle positions in immediate response to changes in trail or road gradients without the need to dismount or use any tools. The disclosed device includes a base assembly offering a first rotational adjustment setting, and a fore and aft slidable saddle adjustment mechanism, and a second rotational saddle adjustment, comprised of a lever assembly and a pair of rotatable swingarm assemblies configured to clamp and hold a bicycle saddle by its rails. A base assembly portion of the multi-position and orientation saddle attachment device is fixed to a bicycle seatpost by mounting hardware. The novel multi-position and orientation saddle attachment device is designed to be retrofittable and may be configured to a plurality of bicycle saddles, and a plurality of bicycle seatposts.