Spring-Loaded Trolley Gate with Flexible Rails

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Solution Overview

Problem

Existing gate systems in industrial settings are inadequate in withstanding impacts from vehicles and providing flexible access control, as they often suffer from damage or deformation during collisions, lacking the necessary strength and flexibility to manage operational speeds effectively.

Innovation Solution

The development of impactable gate systems featuring flexible rails with internal braces for vertical strength and horizontal flexibility, coupled with a bracket system to inhibit rail bending and a spring-loaded trolley for guided movement, allowing the gates to automatically open and close based on signals or manual operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional rigid gate systems are used, then structural strength is maintained, but the gates suffer damage or deformation during vehicle impacts

Engineering Contradiction:
Improvegate strengthVSAvoidgate reliability under impact
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The gate system employs dynamic elements including a spring-loaded trolley that compresses during impact to absorb energy, and flexible rails that can deflect horizontally while maintaining vertical strength through internal braces. This dynamic response allows the gate to withstand vehicle impacts without permanent deformation or damage.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The gate utilizes composite structural elements combining rigid vertical members with flexible horizontal rails, and integrates spring mechanisms that provide both structural support and impact absorption. This composite approach enables the gate to maintain strength while accommodating impact forces.

Inventive Principle:
Principle #40Composite materials

2Object-affected harmful factors

If flexible rails are used to withstand impacts, then impact resistance improves, but rail bending and structural stability worsen

Engineering Contradiction:
Improveimpact resistanceVSAvoidrail stability
Core Design Contradiction:
Object-affected harmful factorsVSStability of the object's composition

Solution Approach 1:

The rail system is segmented into vertical members that provide structural stability and horizontal rails that provide flexibility. The vertical members are connected to the trolley mechanism, allowing independent movement and energy absorption during impact while maintaining overall structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different parts of the gate have different mechanical properties: vertical members are rigid to maintain structural stability, while horizontal rails are flexible to absorb impact energy. Internal braces provide localized reinforcement where needed, creating optimal local quality throughout the structure.

Inventive Principle:
Principle #3Local quality

3Productivity

If automatic gate operation is implemented, then operational efficiency improves, but system complexity increases

Engineering Contradiction:
Improvegate operation efficiencyVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The gate system incorporates automatic operation capabilities that reduce manual intervention, allowing the gate to open and close based on operational signals while maintaining mechanical simplicity through self-contained mechanisms.

Inventive Principle:
Principle #25Self-service

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 impactable gate systems effectively withstand impacts from industrial vehicles by distributing force through flexible components, reducing damage and ensuring reliable operation across various industrial environments.

Implementation Method 1

a spring-loaded trolley to guide the rail along the track

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS20250003289A1Impactable gate systems and apparatus
Publication Date: 2025.01.02 RITE HITE HLDG CORP
  • US20250003289A1 patent drawing
  • US20250003289A1 patent drawing
  • US20250003289A1 patent drawing

AI summary

Example impactable gate systems disclosed herein include a track to be coupled to a base post, a drive strip slidable along the track, a rail including a tube, the rail to move with the drive strip relative to the track between an opened position and a closed position, and a bracket to be disposed within the track, the bracket to couple the rail to the drive strip, the bracket to be disposed within the base post when the rail is in the closed position.