Workstation including simplified leg attachment

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Solution Overview

Problem

Existing workstations face challenges in efficiently attaching and detaching legs for ease of movement and adjustment, particularly in scenarios like relocating between rooms, due to complex and cumbersome mechanisms.

Innovation Solution

A workstation design featuring a leg assembly with adjustable-length legs that can be selectively attached and detached from a frame using complementary coupling features, such as channels and bosses, and a latch system for secure positioning, allowing for easy height adjustment and movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional leg attachment mechanisms are used, then the leg can be detached from the frame for movement, but the attachment and detachment process becomes complex and cumbersome

Engineering Contradiction:
Improveease of leg attachment and detachmentVSAvoidcomplexity of attachment mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The attachment mechanism is divided into separate coupling features: a channel defined in the frame and a boss defined on the leg assembly. These segmented components can independently engage with each other, allowing the leg to be attached to or detached from the frame through simple alignment and engagement actions, thereby simplifying the overall attachment process while maintaining structural integrity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The coupling features (channel and boss) act as intermediary elements between the frame and the leg assembly. Instead of directly connecting the frame and leg, these intermediary coupling features facilitate the attachment and detachment process, reducing the complexity of the overall mechanism while enabling easy reconfiguration for movement or stability

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the leg is detached from the frame, then the workstation can be moved easily, but the workstation loses stability during movement

Engineering Contradiction:
Improveease of workstation movementVSAvoidstability of workstation
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The attachment mechanism allows the workstation to dynamically transition between two stable states: attached (for stability during use) and detached (for ease of movement). The coupling features are designed to provide secure engagement when attached, ensuring stability, while allowing easy disengagement when movement is required, thus adapting the workstation's stability characteristics to the operational needs

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11771216B2Workstation including simplified leg attachment
Publication Date: 2023.10.03 ERGOTRON INC
  • US11771216B2 patent drawing
  • US11771216B2 patent drawing
  • US11771216B2 patent drawing

AI summary

A coupling system between the frame and the leg assembly of a workstation is described. The coupling system can be configured to selectively attach and detach the leg assembly from the frame. The leg assembly can include an adjustment mechanism. The adjustment mechanism, can be configured to adjust the length of the leg. The leg assembly can include a leg coupling feature and the frame can have a frame coupling feature. The leg coupling feature can be configured to engage with the frame coupling feature, for instance to attach the leg to the frame. The workstation can include a latch configured to engage with the leg assembly. Engagement of the latch with the leg assembly can secure a position of the leg with respect to the frame.