Chair seat to base mounting assembly

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Solution Overview

Problem

Traditional seating options lack flexibility, storage, and adaptability to accommodate collaborative learning environments, failing to provide adequate postural choices and easy access to personal belongings while being cost-effective for educational and corporate settings.

Innovation Solution

A seating unit design featuring a rotatable seat structure with a tablet assembly that includes a support arm and pivot assembly, allowing 360-degree rotation of the tablet, along with a stable mobile base with storage capabilities, and adjustable height to accommodate various users and devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional seating options are used, then comfort and simplicity are maintained, but flexibility and adaptability for collaborative learning are insufficient

Engineering Contradiction:
Improveflexibility for collaborative learningVSAvoidseating structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The seating unit is divided into separable components: a base with mounting assembly and a seat structure with mounting bracket. This allows the seating to be configured in different arrangements (individual, paired, grouped) by repositioning or reconfiguring the modular units, providing flexibility for collaborative learning while keeping each component relatively simple in design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting assembly includes a rotatable mechanism that allows the seat structure to rotate relative to the base. This dynamic feature enables users to adjust seating orientation and create different collaborative configurations on demand, transforming static traditional seating into an adaptable system without requiring complex permanent installations.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If traditional seating arrangements are used, then cost-effectiveness is maintained, but storage capability and accessibility to personal belongings are insufficient

Engineering Contradiction:
Improvestorage and accessibilityVSAvoidseating structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base of the seating unit incorporates a storage pan that can hold personal belongings, backpacks, or other items. This multi-functional design combines seating support with storage capability in a single structure, providing accessibility to personal items while avoiding the need for separate storage furniture and maintaining cost-effectiveness.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If fixed seating positions are used, then structural simplicity is maintained, but postural choices and accommodation of different user sizes are limited

Engineering Contradiction:
Improvepostural choices and user accommodationVSAvoidseating structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotatable mounting assembly enables dynamic adjustment of seating orientation and angle. Users can rotate the seat structure to different positions and angles, providing varied postural choices and accommodating different body sizes and preferences. This dynamic capability is achieved through a relatively simple rotational mechanism rather than complex adjustable components.

Inventive Principle:
Principle #15Dynamics

4Reliability

If traditional mounting assemblies are used, then manufacturing simplicity is maintained, but stability and durability for mobile applications are insufficient

Engineering Contradiction:
Improvestability and durabilityVSAvoidmounting assembly complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The mounting system is segmented into distinct components: a mounting assembly with cup and base tube, and a mounting bracket with female connector. This segmentation allows each component to be manufactured separately using standard machining processes, maintaining ease of manufacture while ensuring proper fit and stability through precision-machined mating surfaces and secure connection points.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11432650B1Chair seat to base mounting assembly
Publication Date: 2022.09.06 STEELCASE INC
  • US11432650B1 patent drawing
  • US11432650B1 patent drawing
  • US11432650B1 patent drawing

AI summary

A seating unit for use in a space including a supporting floor surface, the seating unit comprising a seat structure comprising a mounting bracket having a female connector, a tablet assembly comprising a support arm having a mounting collar on an end and a base having a lower end to be supported by the floor surface and including a base mounting assembly and wherein the base mounting assembly comprises a cup attached to the base, a base tube having a first end inserted into the cup and a second end extending through the mounting collar and mateably engaging the female connector.