Can opening and draining device and method for device operation
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Solution Overview
Problem
Existing can opening devices are bulky, cumbersome, increase injury risk due to exposed cut edges, and often result in messy liquid separation or clogging, with separate straining devices posing additional issues.
Innovation Solution
A can opening and draining device with a plunger and base that securely attaches to the can, featuring a recessed blade for safe lid cutting, a drain for efficient liquid extraction, and a magnet for safe lid removal, minimizing user interaction with sharp edges and reducing spillage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a can opener with arch, walls, and lower portion is used, then can opening functionality is provided, but the system becomes bulky and cumbersome for storage
Solution Approach 1:
The device is divided into separate functional components: a can opener unit and a draining unit with strainer. This segmentation allows each component to be optimized independently and stored separately, reducing the overall volume when not in use while maintaining full functionality when needed.
Solution Approach 2:
The device integrates multiple functions into a compact design: the can opener cuts the lid, the strainer separates solids from liquids, and the draining mechanism pours out liquids. This multi-functionality reduces the need for multiple separate devices, thereby reducing total storage volume.
2Ease of operation
If the cut edge of the can lid is left exposed, then lid removal is simplified, but user injury risk increases
Solution Approach 1:
The strainer acts as an intermediary component between the can lid and the user. The lid is attached to the strainer assembly, which provides structural support and a safe handling interface, preventing direct contact with the exposed cut edges of the lid.
Solution Approach 2:
The design anticipates the hazard of exposed cut edges by providing a protective structure (strainer assembly) that cushions and protects the user from injury before contact can occur. The lid is securely held by the strainer, preventing accidental contact with sharp edges during handling.
3Quantity of substance
If separate straining devices are used after can opening, then liquid separation is achieved, but the process becomes messy and time-consuming
Solution Approach 1:
The can opening and liquid straining functions are merged into a single integrated device. The strainer is built into the can opener assembly, allowing users to cut the lid and strain liquids in one continuous operation without transferring contents to a separate straining device, thereby reducing mess and time loss.
Solution Approach 2:
The strainer is pre-positioned and ready to receive can contents immediately after opening. This preliminary preparation eliminates the need to stop and set up separate straining equipment, allowing for continuous, efficient liquid separation without interrupting the workflow.
4Ease of operation
If strainer holes are improperly sized, then liquid draining is simplified, but clogging or loss of contents occurs
Solution Approach 1:
The strainer hole size is optimized to specific parameters that balance liquid flow rate with clogging prevention. The hole dimensions are carefully selected to allow efficient liquid drainage while maintaining sufficient clearance to prevent food particles and other contents from clogging the strainer, ensuring reliable operation.
Data Source
Figure 1A~1B
Figure 2A~2B
Figure 3A~3B
AI summary
Devices (100, 1200) and methods for can opening and draining. In one example, the can opening and draining device (100) includes a plunger (104) with a lower section (120) that extends from an upper body (118) and a base (102) with an opening (134). In the can opening and draining device (100), the lower section (120) is configured to mate with the opening (134) in the base (102) and the base (102) includes a blade (210) which is coupled to an interior (212) of the base (102). The base (102) further includes a drain opening (110) that extends through a wall (112) of the base (102).