Low-Profile Seat Post Clamp for Fast Saddle Adjustment
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Solution Overview
Problem
Conventional bicycle seat clamps are bulky, complex, and time-consuming to adjust, with multiple components that increase the risk of failure and require difficult front access, especially in varying riding conditions.
Innovation Solution
A seat post clamp with a minimized vertical profile and dual-adjustment mechanism, featuring a cradle, wing clamps, and central base, allowing for quick and easy longitudinal and rotational adjustments via side access, using fewer components to secure the bicycle seat to the frame.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional clamp assemblies include multiple clamp components and fasteners, then the saddle can be securely locked into place, but the assembly size and weight increase
Solution Approach 1:
The patent combines multiple clamp components (side clamp, top clamp, bottom clamp) into a single integrated clamp assembly that performs all clamping functions simultaneously. This unified structure eliminates the need for separate clamp components and multiple fasteners, reducing overall weight while maintaining secure saddle attachment through the combined clamping action of the integrated design
2Reliability
If conventional clamp assemblies include numerous fasteners, then the saddle can be securely fastened, but the installation and adjustment time increases
Solution Approach 1:
The patent consolidates multiple fasteners into a single fastening mechanism that secures all clamp components simultaneously. This unified fastening system allows the rider to install or adjust the saddle in one quick operation rather than sequentially tightening multiple separate fasteners, significantly reducing the time required while maintaining secure attachment
3Adaptability or versatility
If conventional clamp assemblies have multiple components, then various adjustment options are provided, but the assembly complexity increases
Solution Approach 1:
The patent integrates multiple adjustment functions into a single clamp assembly structure that provides longitudinal, lateral, and rotational adjustment capabilities through unified components. This integrated design simplifies the overall assembly while maintaining versatility, as the single clamp unit coordinates all adjustment movements rather than requiring separate mechanisms for each degree of freedom
4Reliability
If conventional clamp assemblies require front access for adjustment, then secure attachment is maintained, but the accessibility for quick adjustments deteriorates
Solution Approach 1:
The patent inverts the traditional clamp design by positioning the adjustment mechanism at the rear of the saddle rather than requiring front access. The single fastener and clamp components are arranged so that the rider can easily reach and operate the adjustment mechanism from the rear, maintaining secure attachment while dramatically improving accessibility for quick adjustments during riding
5Shape
If conventional clamp assemblies have larger vertical profile, then sufficient clamping space is provided, but the saddle sits higher relative to the bicycle
Solution Approach 1:
The patent integrates all clamping functions into a single low-profile clamp assembly that consolidates the vertical space required for clamping operations. This unified structure eliminates the need for stacked or vertically distributed clamp components, minimizing the vertical profile and allowing the saddle to sit lower relative to the bicycle frame while maintaining adequate clamping space through the integrated design
Data Source
AI summary
A seat post clamp for securing a bicycle seat to a bicycle frame, the seat post clamp having a clamp assembly, the clamp assembly having a central height axis and further comprising a cradle, a set of two identical wing clamps, a central base, and a set of two fasteners. The clamp assembly having a first configuration and second configuration, where the cradle is positioned below the bicycle seat, the central base is positioned below the cradle, the wing clamps are symmetrically disposed relative to the central height axis, the wing clamps and cradle are each configured to rigidly contact the central base in the first configuration and to slidably contact the central base in the second configuration, and wherein the fasteners are configured to provide both longitudinal and rotational adjustment of the attached bicycle seat in the second configuration.