Rotatable Sipping Lid Tab for One-Handed Spill Sealing
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Solution Overview
Problem
Existing lid systems for containers with sipping ports require two hands to open or close the sipping spout and use excessive material, with finger coverage being messy and unsanitary.
Innovation Solution
A lid with a rotatable closure tab that can be operated with one hand, is removably attached, and retains its position when closing or not closing the sipping port, using a central recess and flanged-shaped structure for sealing and retention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a two lid system is used to cover the sipping spout orifice, then spillage prevention is improved, but material usage increases and device complexity increases
Solution Approach 1:
The closure function is segmented from the main lid body into a separate rotatable tab component. This tab can be attached or detached as needed, providing spillage prevention only when required, rather than using a complete second lid that uses excessive material.
Solution Approach 2:
The rotatable closure tab is designed to fit within and attach to the existing lid structure, nesting the closure function inside the lid rather than requiring a separate external lid component.
2Reliability
If a two lid system is used to cover the sipping spout orifice, then spillage prevention is improved, but device complexity increases
Solution Approach 1:
The closure tab combines multiple functions into a single component: it provides spillage prevention, can be rotated to open/close the orifice, and can be selectively attached or detached. This merges what would otherwise require separate lids and mechanisms into one integrated element.
Solution Approach 2:
The rotatable tab serves multiple purposes: sealing the orifice when attached, rotating to open/close access, and being removable for cleaning or replacement. This multi-functionality reduces the need for additional specialized components.
3Reliability
If finger coverage is used to prevent spillage from the sipping spout, then spillage prevention is improved, but hygiene deteriorates
Solution Approach 1:
The rotatable closure tab acts as an intermediary barrier between the user's finger and the sipping orifice. Instead of placing fingers directly over the opening, the tab provides a sanitary interface that can be rotated to control access while maintaining hygiene.
4Ease of operation
If a rotatable closure tab is added to the lid, then one-handed operation is enabled, but device complexity increases
Solution Approach 1:
The closure tab incorporates rotational movement capability, transforming from a static lid into a dynamic system where the tab can rotate to open or close the sipping orifice. This dynamic feature enables one-handed operation while integrating smoothly with the lid structure.
Data Source
AI summary
A lid includes: a brim sealing channel at a periphery of the lid; an outer sipping sidewall positioned within a circumference of the brim sealing channel and extending above the brim sealing channel; a sipping topwall adjacent to the outer sipping sidewall; a sipping port in the sipping topwall; and a central recess within the circumference of the brim sealing channel and proximate to the sipping topwall, wherein the central recess has an overhang and a bottomwall; and a rotatable closure tab includes: a central portion; a flanged-shaped structure at a first side of the central portion; a tab sidewall supported by the flanged-shaped structure; a tab topwall extending outwardly from the tab sidewall and away from the flanged-shaped structure; a sealing depression in the tab topwall; and a retention rim extending radially from the central portion and positioned between the overhang and bottomwall of the central recess.