Tiltable Seating Deck With Belt-Driven Telescopic Riser
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Solution Overview
Problem
Conventional seating risers lack the ability to efficiently transition between retracted storage and deployed use positions while maintaining compact storage space and providing stable, tiltable seating configurations.
Innovation Solution
A seating system featuring telescopic risers with a drive system that includes a sprocket and belt mechanism for movement and a tiltable deck actuated by a linear actuator with a ball screw assembly, allowing for compact storage and easy deployment, along with support brackets for stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional seating risers are used for storage, then storage space is occupied, but seating availability is reduced
Solution Approach 1:
The seating riser is designed with a telescopic mechanism that allows it to dynamically change its configuration between extended (deployed) and retracted (stored) states. The deck can be tilted and the structure can extend or retract along guide rails, transforming from a static storage unit to a dynamic seating platform when needed.
Solution Approach 2:
The seating riser is divided into multiple telescopic sections that can independently extend and retract. The deck is segmented into adjustable sections, and the support structure includes multiple guide rail segments, allowing the system to compact into a small storage footprint while expanding to provide extensive seating capacity.
2Ease of operation
If the deck is fixed in position, then structural simplicity is maintained, but seating comfort and accessibility are reduced
Solution Approach 1:
The deck is equipped with a tilting mechanism that allows it to rotate between horizontal and inclined positions. This dynamic adjustment enables the deck to tilt forward for easier accessibility and backward for improved seating comfort, while the mechanism retracts into the support structure when not in use.
Solution Approach 2:
The deck tilting mechanism is pre-positioned and ready for activation, allowing quick transition between horizontal and inclined positions. The actuator is pre-installed in the support structure, enabling rapid deployment of the tilted configuration without requiring complex assembly or adjustment during operation.
3Productivity
If manual movement of the riser is used, then device complexity is reduced, but productivity and deployment speed are reduced
Solution Approach 1:
The manual mechanical pushing or pulling of the riser is replaced with an automated drive system. A motorized actuator engages with a rack and pinion mechanism or direct-drive system on the telescopic sections, enabling automated extension and retraction of the riser with the push of a button.
Solution Approach 2:
A belt drive system acts as an intermediary between the motor and the telescopic sections. The belt transmits rotational motion from the motor through pulleys and tensioners to the rack gears on each telescopic section, coordinating the movement of multiple sections simultaneously and enabling synchronized deployment.
4Quantity of substance
If the riser is extended for use, then seating capacity is increased, but storage compactness is reduced
Solution Approach 1:
The telescopic sections are nested within each other in a concentric arrangement, similar to nested dolls. When retracted, the smaller sections fit inside larger sections, minimizing the overall volume. When extended, each section slides outward in sequence, progressively increasing the seating capacity while maintaining a compact base structure.
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 system increases seating availability, reduces storage space requirements, and provides stable, tiltable seating configurations, enabling efficient movement and deployment of seating systems in various settings.
Implementation Method 1
a tiltable deck actuated by a linear actuator with a ball screw assembly
Implementation Method 2
a drive system that includes a sprocket and belt mechanism for movement
Data Source
AI summary
A seating system according to an exemplary aspect of the present disclosure includes, among other things, a riser including a tiltable deck. Another seating system according to the present disclosure includes, among other things, a drive system for moving a riser. The drive system includes a sprocket configured to engage a belt.