Trash Can Lid Stabilizer Magnetic Coupler
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Solution Overview
Problem
Standardized trash cans lack a reliable mechanism to keep the lid closed, especially when upright, leading to issues with wind-induced opening, odor escape, and pest access, and existing solutions are cumbersome, prone to failure, or require manual operation.
Innovation Solution
A trash can automatic lid stabilizer with a base and pivotally connected arm featuring magnetic couplers that secure the lid when upright, automatically disengage during emptying, and re-engage upon return to upright position, using adjustable hinge pins and angled stops for controlled rotation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a lid closure latch or securing mechanism is added to keep the lid closed, then the lid remains securely closed preventing wind-induced opening and pest access, but the lid cannot open automatically when the trash can is dumped by the disposal vehicle
Solution Approach 1:
The lid stabilizer device automatically secures the lid in the closed position using a magnetic coupler that engages when the can is upright, and automatically releases when the can is dumped upside down, eliminating the need for manual operation. The device serves itself by using the orientation change (gravity) to trigger both closure and release actions.
Solution Approach 2:
The magnetic coupler's engagement and disengagement is dynamically controlled by the orientation of the trash can. When upright, gravity causes the magnetic coupler to engage and secure the lid. When dumped upside down, gravity causes the magnetic coupler to disengage, allowing automatic lid opening. This dynamic behavior resolves the contradiction between secure closure and automatic opening.
2Reliability
If rocks or heavy objects are used to weigh down the lid, then the lid remains closed, but the device becomes cumbersome and can cause injury if they fall from the lid
Solution Approach 1:
The invention replaces the mechanical weight-based closure system (rocks or heavy objects) with a magnetic coupling system. The magnetic coupler provides secure lid closure without requiring heavy weights, eliminating the injury risk associated with falling objects while maintaining reliable lid closure stability.
3Reliability
If a mechanical latch is used to secure the lid, then the lid remains closed, but the device is prone to breaking or failure when the can hits the ground
Solution Approach 1:
The invention replaces complex mechanical latch mechanisms with a simple magnetic coupler system that has no moving parts prone to breaking. The magnetic coupling provides sufficient security to keep the lid closed while being inherently more impact-resistant due to its simplicity and lack of fragile mechanical components.
4Reliability
If devices in the known art are used to secure the lid, then the lid may remain closed, but the devices require manual engagement or disengagement by an individual
Solution Approach 1:
The magnetic coupler-based stabilizer device automatically engages to secure the lid when the can is upright and automatically disengages when the can is dumped upside down. This self-service operation eliminates the need for manual intervention, resolving the contradiction between maintaining reliable lid closure and requiring no manual operation.
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
The solution effectively maintains the lid closed, preventing wind-induced opening and pest access, while allowing automatic operation during emptying and upright return, ensuring secure closure and efficient garbage collection without manual intervention.
Implementation Method 1
A magnetic coupler is configured to secure to a lid of the trash can
Implementation Method 2
The arm is configured to rotate away from the trash can when the trash can is rotated to an upended position
Data Source
AI summary
A trash can automatic lid stabilizer includes a base that is securable to the perimeter sidewall of a trash can. An arm is pivotally connected to an upper end of the base. A first magnetic coupler is disposed on an upper end of the arm. A second magnetic coupler can be connected to the lid of the trash can, such that the first magnetic coupler is configured to removably secure to the second magnetic coupler. The arm is configured to rotate away from the trash can when the trash can is rotated to an upended position and the lid moves to an open position, and further configured to rotate toward the trash can and overtop the lid after the lid returns to a closed position when the trash can is rotated to an upright position. The arm retains the lid in a closed position when the trash can is upright.