Powered Telescopic Seating Belt Drive Mechanism

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Solution Overview

Problem

Existing portable seating systems lack efficient mechanisms for vertical adjustment and easy deployment/retraction, particularly in facilities that require flexible seating arrangements for storage and use.

Innovation Solution

A powered telescopic seating system with a belt drive system and scissor lift actuator that allows for adjustable height and lateral movement, enabling seamless transition between deployed and retracted positions, and incorporating a dual-belt drive system for steering and vertical alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a powered telescopic seating system with belt drive and scissor lift is used, then vertical adjustment efficiency and deployment smoothness are improved, but device complexity increases

Engineering Contradiction:
Improvevertical adjustment efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical lifting mechanisms with a powered belt drive system and scissor lift actuator. The belt drive system uses powered rollers to move seating risers vertically, while the scissor lift provides controlled height adjustment, substituting complex manual mechanical systems with more efficient powered mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The scissor lift acts as an intermediary mechanism between the powered belt drive system and the seating risers. It translates the powered movement into controlled vertical adjustment, mediating between the power source and the final positioning function to achieve smooth deployment while managing system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If telescopic seating risers are used for deployment and retraction, then adaptability for storage and use is improved, but reliability regarding collision prevention deteriorates

Engineering Contradiction:
ImproveadaptabilityVSAvoidcollision prevention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent incorporates sensors and control systems that provide feedback during the telescopic deployment and retraction process. The system monitors the position and movement of seating risers, detecting potential collision conditions and automatically adjusting deployment speed or stopping movement to prevent collisions, thus maintaining reliability while preserving adaptability.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If multiple seating risers are configured to telescope relative to one another, then ease of operation for deployment is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveease of deploymentVSAvoidtelescopic alignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The telescopic seating risers are designed with self-aligning features where the movement of one riser automatically guides and positions adjacent risers. The mechanical design includes guiding surfaces and coupling mechanisms that cause the risers to self-align during deployment, reducing the need for high manufacturing precision while maintaining ease of operation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9790698B2Seating system
Publication Date: 2017.10.17 ROGERS ATHLETIC CO INC
  • US9790698B2 patent drawing
  • US9790698B2 patent drawing
  • US9790698B2 patent drawing

AI summary

A seating system according to an exemplary aspect of the present disclosure includes, among other things, a plurality of seating risers configured to telescope relative to one another. Further, at least one of the plurality of seating risers is a powered seating riser configured to deploy and retract the plurality of seating risers. The powered seating riser includes a belt drive system. Additionally, the plurality of seating risers are adjustable between a lowered position and a raised position.