Bag Dispensing System With Integrated Container

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Solution Overview

Problem

The inefficiency in accessing trash bags at the point of use, particularly in waste management, leads to wasted time and resources, often burdening individuals with disabilities or mental illnesses, as they need to retrieve bags from remote locations, resulting in significant time and cost implications in industrial, healthcare, and fast-food settings.

Innovation Solution

The Speedy Bag System, where plastic bags are pre-packaged and deployed at the receptacle's bottom, ensuring automatic dispensing of the next bag upon removal of the full one, with the last bag securing the container for easy disposal or refilling, keeping a supply readily available.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If bags are stored in a remote location (back store room or cleaning cart), then the container can be kept simple and portable, but time is wasted retrieving bags and productivity decreases

Engineering Contradiction:
Improvebag replacement speedVSAvoidtime to retrieve bag
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

Multiple bags are pre-packaged in the container before deployment. The container is prepared in advance with a supply of bags, eliminating the need to retrieve bags from remote locations when needed. This preliminary preparation directly resolves the time loss issue.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The container acts as an intermediary between the remote bag storage and the receptacle. Instead of directly transporting bags from remote storage to the receptacle, the container serves as a mobile intermediate storage unit that can be positioned at the receptacle, reducing retrieval time while maintaining organized storage.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If multiple bags are stored in the bottom of the trash can receptacle, then bag availability at the source is improved, but the receptacle volume is reduced and organization becomes difficult

Engineering Contradiction:
Improvebag accessibilityVSAvoidreceptacle capacity
Core Design Contradiction:
ProductivityVSVolume of stationary object

Solution Approach 1:

The system segments the bag storage function from the receptacle volume. The container provides a dedicated, organized space for storing multiple bags, preventing them from occupying random space in the receptacle. This segmentation allows bags to be stored efficiently without compromising receptacle capacity for waste.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The container is designed to nest within the receptacle when not in use, or to fit in the bottom space efficiently. This nesting arrangement allows the bag storage container to occupy minimal space within the receptacle while still providing adequate storage for multiple bags, resolving the volume conflict.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Extent of automation

If bags are connected and packed sequentially in a container, then automatic dispensing is achieved, but the container structure becomes more complex

Engineering Contradiction:
Improveautomatic bag dispensingVSAvoidcontainer structure
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The sequential bag connection creates a self-service dispensing mechanism. When one bag is removed or depleted, the next bag in the sequence automatically becomes accessible without requiring complex mechanical dispensing devices. The system serves itself through the simple act of removing one bag to access the next, achieving automation with minimal structural complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7669728B2Speedy bag—bag dispensing system
Publication Date: 2010.03.02 LICATA JACK JOSEPH
  • US7669728B2 patent drawing
  • US7669728B2 patent drawing
  • US7669728B2 patent drawing

AI summary

A container holds plastic bags which are sequentially linked together and deployed one at a time. When the last bag is deployed, the container which the bags are stored follows the last bag out of the receptacle. The container can then be disposed of, recycled, or refilled.