Removable Container Liner for Easy Emptying and Cleaning

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Solution Overview

Problem

Existing containers face challenges in efficiently handling and removing substances, particularly when they transition between solid and liquid states, due to design limitations that complicate access and cleaning.

Innovation Solution

A container system with a removable liner that can be turned inside out, allowing for easy insertion and removal of substances, and is made of flexible and heat-resistant materials like silicone, facilitating seamless transitions and cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the liner is made removable and insertable into the container body, then ease of cleaning and maintenance is improved, but device complexity increases due to additional components and assembly steps

Engineering Contradiction:
Improveease of cleaningVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The container system is divided into separate components: the container body and the removable liner. The liner can be easily detached from the body, allowing independent cleaning and maintenance of each component without disassembling the entire container structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The liner is designed to nest within the container body when not in use. The liner fits inside the body recess, and both components can be compacted into each other, reducing storage space and simplifying handling while maintaining ease of removal for cleaning.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the liner is designed to be turned inside out for cleaning, then ease of operation is improved, but manufacturing precision requirements increase to ensure proper fit and flexibility

Engineering Contradiction:
Improveease of operationVSAvoidmanufacturing precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The liner is constructed from flexible materials that allow it to be turned inside out without damage. This flexibility enables easy cleaning access while the material properties maintain structural integrity and proper fit within the container body.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The liner is designed with dynamic flexibility to allow inversion and deformation during cleaning operations. The material and structural design permit the liner to change its configuration from a normal state to an inside-out state and back, providing operational ease while maintaining functional precision.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the rim is positioned to contact the lip in the recess, then reliability of liner placement is improved, but device complexity increases due to precise positioning requirements

Engineering Contradiction:
ImprovereliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lip on the container body acts as an intermediary element that interfaces with the rim of the liner. This intermediate structure provides a reliable contact point that ensures proper placement and securing of the liner within the body without requiring complex positioning mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The lip and rim contact interface is designed with specific local geometric properties to ensure reliable engagement. The positioning features are concentrated at this critical interface, providing reliable liner placement through localized precision rather than requiring overall system complexity.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12612215B2Removable liner for a container
Publication Date: 2026.04.28 CHUBBY GORILLA INC
  • US12612215B2 patent drawing
  • US12612215B2 patent drawing
  • US12612215B2 patent drawing

AI summary

A container system is disclosed herein. The container system may include a body and a liner. The liner may be removably inserted into a recess of the body. The body may include a lip extending around the recess a distance from an opening to the recess. The liner may include a rim configured to contact the lip of the body when the liner is inserted into the recess. The liner may be configured to be turned inside out.