Integrated Dispensing Lid Assembly for Sealing and Fewer Parts

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Solution Overview

Problem

Existing dispensing containers have complex arrangements of separate components, leading to increased manufacturing complexity, difficulty in cleaning, and potential mechanical failure, with issues such as unintentional disengagement of drink spouts and obtrusive handles.

Innovation Solution

Integration units that combine multiple mechanical elements like a spout, fastener, vent, and cap into a single module made of a continuous material, featuring a top-mounted drink spout, a gasket with a concave profile for enhanced sealing, and a selectively extendable handle, reducing the number of components and improving assembly efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate components are used to provide spout, vent, closing mechanism, and fastener, then functional requirements are met, but device complexity increases

Engineering Contradiction:
Improvefunctional requirementsVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the spout, vent, closing mechanism, and fastener into a single integrated lid assembly. The spout and vent are formed as one piece with the lid body, eliminating separate components. The closing mechanism integrates the cap and fastener into a unified structure that operates as a single unit, reducing the total component count while maintaining all necessary functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated lid assembly performs multiple functions simultaneously: the spout provides liquid dispensing, the vent enables air exchange, the closing mechanism seals the opening, and the fastener secures the cap. This multi-functional design eliminates the need for separate dedicated components for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple separate components are used, then functional requirements are met, but manufacturing complexity increases

Engineering Contradiction:
Improvefunctional requirementsVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By forming the spout, vent, closing mechanism, and fastener as a single integrated lid assembly, the patent reduces the number of manufacturing steps. Instead of producing and assembling multiple separate components, the integrated design allows for single-piece molding or forming, significantly simplifying the manufacturing process.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If multiple separate components are used, then functional requirements are met, but difficulty in cleaning increases

Engineering Contradiction:
Improvefunctional requirementsVSAvoiddifficulty in cleaning
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The integrated lid assembly eliminates gaps and interfaces between separate components, creating a smoother, more continuous surface that is easier to clean. Without multiple parts to assemble and disassemble, there are fewer crevices where residue can accumulate, making maintenance simpler.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If multiple separate components are used, then functional requirements are met, but potential mechanical failure increases

Engineering Contradiction:
Improvefunctional requirementsVSAvoidpotential mechanical failure
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The integrated lid assembly reduces the number of connection points and interfaces where mechanical failures could occur. By eliminating the need to assemble and disassemble multiple separate components, the design reduces wear on fasteners and connections, thereby improving reliability and reducing potential points of failure.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250376307A1Dispensing Lid
Publication Date: 2025.12.11 ZAK DESIGNS INC
  • US20250376307A1 patent drawing
  • US20250376307A1 patent drawing
  • US20250376307A1 patent drawing

AI summary

A lid includes an integration unit formed of a continuous material in common amongst components, which include a spout and a fastener. Another lid includes a selectively extendable and retractable carrying mechanism including a handle having two parallel arms, a bridge, and two posts. A further lid includes an integration unit formed of a continuous material in common amongst components, which include a spout and a gasket with a concave profile. A still further lid includes a well recessed into and defining part of an outside surface of a lid body and a tube projecting outward from a bottom of the well. An integration unit is formed of a continuous material in common amongst components, which include a spout and a socket, the tube seating inside the integration unit socket. The features of the described lids may be combined.