Product lifting device
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Solution Overview
Problem
Existing container lifting devices do not effectively address the need for a mechanism that integrates seamlessly with the cap of a container to lift contents efficiently while maintaining a seal and accommodating various container shapes and existing caps.
Innovation Solution
A lifting device comprising a lifting platform, a cap assembly with a lifting ring and adapter, and cables that connect the platform to the cap assembly, allowing the lifting ring to fit over the adapter's bottom part and the cap to fit over the container's opening, utilizing a ratcheting mechanism for secure engagement and efficient lifting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a lifting device is integrated into the cap of a container, then lifting efficiency is improved, but the device complexity increases
Solution Approach 1:
The lifting device is merged with the cap assembly by integrating the lifting ring directly into the cap structure. The cap serves dual functions as both a closure and a lifting mechanism, eliminating the need for separate lifting devices and thereby improving lifting efficiency while managing device complexity through functional integration.
Solution Approach 2:
The cap assembly is designed with multi-functionality, serving both as a container closure and as a lifting mechanism. The lifting ring integrated into the cap allows the same component to perform multiple functions (sealing and lifting), which improves productivity without proportionally increasing device complexity.
2Ease of operation
If a lifting mechanism is added to the container cap, then lifting capability is improved, but the ease of operation deteriorates
Solution Approach 1:
The lifting mechanism is designed to be self-operating through a simple pulling motion on the cap. The ratcheting mechanism automatically engages and disengages during the lifting process without requiring additional controls or complex operations from the user, maintaining ease of operation despite the added lifting capability.
Solution Approach 2:
The ratcheting mechanism acts as an intermediary that simplifies the lifting operation. It converts a simple pulling motion into controlled lifting action, mediating between the user's input and the lifting function, thereby maintaining ease of operation while enabling the lifting capability.
3Reliability
If the lifting ring is secured to the adapter with protrusions and teeth, then reliability is improved, but the device complexity increases
Solution Approach 1:
The engagement mechanism is segmented into discrete protrusions on the lifting ring that correspond to teeth on the adapter. This segmentation allows for simple, modular engagement features that provide reliable locking through multiple discrete contact points, achieving high reliability without complex continuous engagement mechanisms.
Solution Approach 2:
Instead of using a complex locking mechanism to secure the lifting ring to the adapter, the design uses a ratcheting system where the protrusions and teeth create unidirectional engagement. The mechanism allows easy installation in one direction while providing secure retention, achieving reliability through inverted simplicity rather than complex locking.
Data Source
AI summary
A product lifting device including a lifting platform, a cap assembly, and a plurality of lifting lines configured to connect the lifting platform to the cap assembly. The lifting platform is configured to fit within a container having a cap and an opening. The cap assembly has both a lifting ring and an adapter. The lifting ring is configured to fit over a bottom part of the adapter, which is configured to fit over the opening in the container. The top part of the adapter is configured to receive the container cap. The lifting lines extend upwardly from the lifting platform, through the bottom part of the adapter from inside to outside, and terminate at the lifting ring.