Multi-purpose tube cap with planar squeezing member
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Solution Overview
Problem
Squeezable tube dispensers often result in uneven distribution of contents due to uncontrolled flattening, and existing solutions are either complex, cumbersome, or lack stability during use.
Innovation Solution
A multi-purpose cap with a hollow body, cylindrical retaining member, and optional squeezing member that can be used to detachably cover and manipulate the tube, ensuring even dispensing and stability by pressing against the tube to guide the contents towards the spout.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional removable cap is used to cover the tube spout, then the spout is protected and sealed, but the tube cannot be effectively manipulated to control content distribution and prevent flattening
Solution Approach 1:
The cap is merged with a squeezing member (flat rod or planar surface) that can press against the tube body. This combination allows the cap to simultaneously seal the spout and provide mechanical leverage for controlling tube flattening and content distribution, resolving the contradiction between sealing function and manipulation capability
Solution Approach 2:
The cap is designed to perform multiple functions: sealing the spout, providing a gripping surface, and serving as a squeezing tool to manipulate tube contents. This multi-functionality eliminates the need for separate tools and enables effective tube control while maintaining spout protection
2Ease of operation
If squeezing tools are used separately from the tube, then tube manipulation is possible, but the tools are complex, burdensome to use, and easily lost
Solution Approach 1:
The squeezing function is combined with the cap by integrating a flat rod or planar surface directly into the cap structure. This eliminates separate squeezing tools, reducing device complexity and preventing loss while maintaining effective tube manipulation capability
Solution Approach 2:
The cap serves the dual purpose of sealing and squeezing, making the system self-sufficient. The cap that is already required for sealing now also provides the squeezing function, eliminating the need for additional external tools
3Productivity
If the tube is squeezed without a controlled mechanism, then content dispensing is possible, but the tube flattens unevenly resulting in wasted material and incomplete emptying
Solution Approach 1:
The flat rod or planar surface on the cap is positioned to press against the tube body before dispensing begins. This preliminary action controls the flattening pattern from the closed end toward the spout, ensuring even material distribution and preventing waste during the dispensing process
Solution Approach 2:
The cap design provides visual and tactile feedback about tube flattening progress. As the user squeezes, the controlled flattening pattern allows them to monitor material distribution and adjust their technique to ensure complete emptying without wasting material
4Loss of substance
If the tube is manipulated during dispensing to maintain even distribution, then material waste is reduced, but the user must periodically stop dispensing to manipulate the tube
Solution Approach 1:
The squeezing member is integrated into the cap, allowing the user to manipulate the tube and control flattening without removing the cap or interrupting the sealing. This enables continuous dispensing with ongoing tube control, eliminating time losses while preventing material waste
Data Source
AI summary
The multi-purpose cap for a tube dispenser includes a cap for sealing an open end of a squeezable tube dispenser. The multi-purpose cap is formed as a hollow body having a closed upper end and an open lower end. A cylindrical retaining member is mounted, substantially centrally, to a lower face of the closed upper end within the hollow body. The cylindrical retaining member is adapted for releasably receiving and sealing a spout of a squeezable tube dispenser. The multi-purpose cap can have a first sidewall having a flat planar contour and a second sidewall having an arcuate contour. The flat, planar first sidewall of the hollow body is adapted for pressing against the squeezable tube dispenser to selectively manually manipulate contents thereof. Alternatively, the multi-purpose cap can have a substantially cylindrical sidewall and a squeezing member attached to an exterior surface thereof.