Deployable Sofa Table With Flush Stowage and Stable Support
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Solution Overview
Problem
In small interior spaces, it is challenging to accommodate both a couch and a stable table without overcrowding, as traditional tables are either unstable or take up too much space, and existing deployable table solutions often require additional supports or are not flush with the furniture when stowed.
Innovation Solution
A combination furniture article with a deployable and stowable table structure that is flush-mounted within the seatback or side of a sofa, using a frame with a cantilevered construction and retention means such as magnets and spring-damper systems to secure the table in a horizontal position without additional supports, allowing for efficient space use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional table is placed in small interior spaces, then a stable platform is provided, but the space becomes overcrowded
Solution Approach 1:
The table is designed to be deployable rather than stationary, allowing it to transition between a retracted state (when not in use) and an extended stable platform state (when needed). This dynamic configuration enables the table to provide stability on-demand while minimizing space occupation when retracted into the furniture piece.
Solution Approach 2:
The table structure is nested within the furniture piece when not in use, with the table top and support mechanisms stored inside the furniture's internal cavity. This nesting approach allows the table to be completely concealed, eliminating its spatial footprint while maintaining full functionality when deployed.
2Area of stationary object
If lap tray tables are used instead of stable tables, then space is saved, but the platform stability is reduced
Solution Approach 1:
The table employs a dynamic support mechanism with extendable legs that actively engage to provide robust stability when the table is in the horizontal position. This dynamic support system transitions from a compact stored state to an extended stable configuration, offering firm platform support that far exceeds static lap tray tables while maintaining space efficiency.
3Ease of operation
If narrow tables are placed behind or beside the couch, then items can be supported, but the tables are unstable and prone to falling
Solution Approach 1:
The table is merged with the furniture piece through integrated mounting, where the table's support structure is mechanically connected to the furniture's frame. This integration provides inherent stability by anchoring the table to a solid, immovable structure, eliminating the instability and falling risks associated with freestanding narrow tables while maintaining convenient item support functionality.
4Area of stationary object
If a deployable table is added to furniture, then space efficiency is improved, but the device complexity increases
Solution Approach 1:
The deployable table mechanism is segmented into distinct functional components: a table top portion, a support leg assembly, and a control mechanism. This segmentation allows each component to be optimized independently and simplifies the overall system by breaking down the complex deployable structure into manageable, modular parts that can be manufactured and assembled separately.
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
Provides a stable and convenient table surface that can be deployed when needed and stowed flush with the furniture, optimizing space usage and preventing clutter, while maintaining stability and convenience for placing items.
Implementation Method 1
spring-damper systems to secure the table in a horizontal position
Implementation Method 2
spring-damper systems to secure the table in a horizontal position
Implementation Method 3
retention means such as magnets and spring-damper systems to secure the table
Data Source
AI summary
Disclosed is a combination furniture article and table support. The device comprises an article of furniture having an upstanding seatback and a flush-mounted frame therealong. The frame supports a hingeable tabletop that is flush with the seatback when in a stowed state. When deployed, the table is pulled away from the frame, rotated outward and secured within a cavity along the upper interior portion of the frame. This cavity secures over the upper edge of the table and supports the table in a horizontal configuration. The preferred embodiment utilizes a spring and damper element to draw the table into the cavity; however several embodiments are contemplated. The lower underside of the table includes a magnet or ferric material that aligns with a magnet within the lower portion of the frame to retain the table within the frame when stowed.