Pole Caddy Bracket with Cam-Based Tool-Free Engagement
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Solution Overview
Problem
Existing pole caddy brackets require the use of tools, such as screwdrivers, to engage and disengage shelves from a vertical pole, making the process cumbersome and inefficient.
Innovation Solution
A disengageable connection comprising a back portion, a front portion, a handle portion, and a clutch plate portion that allows for tool-free engagement and disengagement by rotating the clutch plate and handle to secure or release the pole caddy tube, utilizing protrusions and recesses to capture and release the pole.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional screw-based pole caddy brackets are used, then the connection is secure and reliable, but the engagement and disengagement process requires tools and is time-consuming
Solution Approach 1:
The bracket transitions from a static screw-based connection to a dynamic cam-based mechanism. The cam lever can be manually rotated to transform the bracket between engaged and disengaged states, enabling quick tool-free operation while maintaining secure connection during use
Solution Approach 2:
The cam mechanism is designed to be operated directly by the user's hand without requiring external tools. The lever provides mechanical advantage through its geometry, allowing a single user to easily engage and disengage the bracket through manual rotation of the cam lever
2Ease of operation
If tool-free mechanisms are used, then the ease of operation improves, but the connection reliability and strength may be compromised
Solution Approach 1:
The cam mechanism utilizes a curved cam surface that rotates within an aperture. This curved geometry transforms rotational motion into linear clamping force, creating a secure radial connection between the bracket and pole that maintains reliability while enabling tool-free operation
Solution Approach 2:
The bracket design incorporates pre-positioned engagement features including protrusions that fit into corresponding apertures and a cam lever that is pre-configured to apply clamping force. These preliminary structural arrangements ensure that when the cam lever is rotated into position, the connection is immediately secure without requiring additional adjustment or tools
Data Source
AI summary
A disengageable connection includes a back portion, a front portion, a handle portion, and a clutch plate portion, the back portion and the front portion are configured to removably secure a tube using the clutch plate portion and the handle portion.