Picnic Table with Detachable Linking Assemblies for Portable Use
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Solution Overview
Problem
Existing picnic tables are often too bulky or heavy for easy transportation and lack detachable designs that allow for convenient connection and separation of tables and benches.
Innovation Solution
A picnic table design featuring detachable linking assemblies that connect and disconnect easily, allowing the table and benches to be integrated or used separately, with foldable leg assemblies for compact storage and transportation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the table and benches are fixedly connected to form an integrated picnic table, then the structural stability and strength are improved, but the portability and ease of transportation deteriorate due to bulky and heavy design
Solution Approach 1:
The picnic table is divided into separate modules: a table unit with table top and leg assemblies, and one or more bench units with bench tops and leg assemblies. These modules are connected through detachable linking assemblies that allow the components to be easily separated and reconnected. This segmentation enables the picnic table to be transported in smaller, more manageable portions while maintaining structural integrity when assembled.
Solution Approach 2:
The linking assemblies incorporate movable and adjustable connections between the table and bench units. The linkages can be detached and reattached, transforming the structure from a fixed integrated form to a dynamic reconfigurable system. This dynamic capability allows users to assemble the picnic table at the destination and disassemble it for convenient storage and transportation.
2Weight of moving object
If the table and benches are designed as separate structures, then the portability and storage convenience are improved, but the ease of operation deteriorates due to the need for connection and assembly
Solution Approach 1:
The linking assemblies are designed with self-aligning features and intuitive connection mechanisms that enable users to assemble and disassemble the picnic table without specialized tools or expertise. The detachable linkages automatically guide the connection process, allowing individuals to easily join the table and bench units or separate them for storage with minimal effort.
Solution Approach 2:
The linking assemblies are pre-configured with connection interfaces and mounting features that simplify the assembly process. The detachable linkages are designed beforehand with aligned holes, slots, or coupling mechanisms that guide the user through the connection process, reducing the complexity of assembly and making it accessible to ordinary users.
3Reliability
If the table and benches are fixedly connected, then the reliability and stability during use are improved, but the adaptability and versatility deteriorate due to inability to reconfigure or separate
Solution Approach 1:
The detachable linking assemblies create a dynamic system that can transition between connected and separated states. When connected, the linkages provide rigid support and ensure stability during use. When disconnected, the modules can be reconfigured into different arrangements or stored separately, providing versatility and adaptability to various usage scenarios and storage requirements.
Solution Approach 2:
The detachable linking assemblies serve multiple functions: they provide structural connection when the picnic table is in use, enable easy disassembly for storage or transport, and allow reconfiguration into different arrangements. This multi-functionality enhances both the reliability during use and the adaptability for different situations, making the picnic table system versatile.
Data Source
AI summary
A picnic table includes first and second structures detachably connected to each other by linking assemblies. One of the first and second structures is a table and the other of the first and second structures is a bench. A linking assembly includes a linking member, which has a first end portion connected to the first structure and a second end portion detachably connected to the second structure. When the second end portion is disconnected from the second structure, the linking member is retractable or rotatable toward the first structure.