Bicycle Saddle Seat Rail Locking Structure with Elastic Buffering

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Solution Overview

Problem

Conventional bicycle saddles lack effective structural designs for shock absorption and comfort, with limited elasticity and buffering effects, and difficult installation and disassembly due to forced insertion of the seat rail and cushion body.

Innovation Solution

A seat rail locking structure that includes a cushion body with elastic elements, a connecting base with a stopper and fastener, and a seat rail with support arms, allowing for easy installation and disassembly, enhanced bonding strength, and improved shock absorption and comfort through elastic deformation and limiting effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If forced insertion is used to assemble the seat rail with the cushion body, then the installation process is simple, but the bonding strength between the seat rail and cushion body is low and installation/disassembly is difficult

Engineering Contradiction:
Improveinstallation simplicityVSAvoidbonding strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The connection structure is divided into separate components: the seat rail with its support arms, the cushion body with elastic elements, and a connecting base with a stopper. This segmentation allows each component to be optimized independently and enables easy assembly through insertion of the support arms into the connecting base, while the stopper ensures strong bonding by preventing disengagement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting base acts as an intermediary component between the seat rail and the cushion body. It features a stopper that engages with the support arms and a spring mechanism that provides bonding strength. This intermediary structure resolves the contradiction by enabling simple insertion while maintaining strong connection through the stopper and spring interaction.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If the cushion body is directly combined with the support arms, then the structure is simple, but the elasticity and buffering effect are limited

Engineering Contradiction:
Improvestructural simplicityVSAvoidbuffering effect
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The connecting base serves as an intermediary that introduces elastic elements between the cushion body and the support arms. This intermediary component adds elasticity and buffering capability without significantly complicating the overall structure, as the connecting base integrates smoothly with both the cushion body and seat rail components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The spring mechanism within the connecting base changes the mechanical parameters of the connection by introducing elastic deformation capability. This allows the system to absorb shocks and vibrations through elastic compression and rebound, significantly improving the buffering effect while maintaining structural simplicity through the integrated design.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If no elastic elements are provided, then the structure is simple, but the shock absorption and comfort are insufficient

Engineering Contradiction:
Improvestructural simplicityVSAvoidshock absorption
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The connecting base acts as an intermediary that houses elastic elements between the cushion body and the seat rail support arms. This intermediary structure enables shock absorption through elastic deformation while maintaining overall structural simplicity, as the elastic elements are integrated within the connecting base rather than adding separate components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The spring mechanism in the connecting base provides beforehand cushioning by being pre-configured to compress and rebound when subjected to shocks. This prior cushioning capability is built into the connection structure itself, allowing shock absorption to occur automatically during normal operation without requiring additional active cushioning mechanisms.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 solution enables easy installation and disassembly of the seat rail, enhances the bonding strength between components, and significantly improves the shock absorption and comfort of the bicycle saddle by utilizing elastic elements and a stopper configuration.

Implementation Method 1

two elastic elements disposed on two sides of the rear end of the bottom of the cushion body respectively, and each elastic element having a through hole formed at the center of the elastic element

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS12233976B2Seat rail locking structure of saddle
Publication Date: 2025.02.25 FOMING BICYCLE PARTS CO LTD
  • US12233976B2 patent drawing
  • US12233976B2 patent drawing
  • US12233976B2 patent drawing

AI summary

A seat rail locking structure of a saddle includes a cushion body, and a connecting base assembled with the rear of the bottom of the cushion body. The connecting base has an insert slot, and the seat rail has a turning part and two support arms, and the turning part is assembled with the front of the bottom of the cushion body, and the rear ends of the two support arms are plugged into the insert slot of the connecting base, and as topper provided for stopping and fixing of the two support arms, and the fastener is inserted between the connecting base and the stopper in order to combine and fix the stopper with the connecting base, so as to enhance the bonding strength between the seat rail and the cushion body, achieve a better buffer and shock absorbent effect.