Flexible Pouch Dispenser for Trash Can Liners
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional trash can liner packages are bulky, cumbersome to handle, and lack product differentiation, making them inconvenient and unappealing on store shelves.
Innovation Solution
A dispenser featuring a pouch made of flexible multilayer film with a roll of continuous sheets, designed to be compact, portable, and aesthetically appealing, with features like a flap for hanging and a slot for easy sheet removal, reducing material usage and waste.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If conventional rectangular-shaped packages are used for trash can liners, then the packaging can contain the roll of continuous sheets, but the package becomes bulky and cumbersome to handle
Solution Approach 1:
The packaging is segmented into a pouch structure with distinct functional zones: a front wall containing a dispensing slot, a rear wall, sidewalls, and a hanging flap. This segmentation allows the package to maintain compact dimensions while providing ergonomic handling features like the hanging flap for easy suspension and the front slot for convenient sheet access without bulkiness
Solution Approach 2:
The invention transitions from conventional flat rectangular packaging to a three-dimensional pouch structure with depth created by the sidewalls and gussets. This dimensional transformation allows the package to compactly contain the roll while providing multiple interaction points (hanging flap, front slot) that improve handling convenience without increasing overall bulk
2Shape
If conventional rectangular-shaped packages are used for trash can liners, then the packaging can contain the roll of continuous sheets, but the package lacks product differentiation and shelf appeal
Solution Approach 1:
The pouch structure employs asymmetric design elements including a prominent front wall with a dispensing slot, a rear wall, and a hanging flap positioned at the top. This asymmetric configuration creates visual interest and product differentiation on store shelves, distinguishing it from conventional symmetric rectangular packages while maintaining functional versatility
Solution Approach 2:
The packaging utilizes flexible pouch construction with sealed sidewalls and a hanging flap, creating a distinctive three-dimensional shape that differs from rigid rectangular boxes. This flexible shell structure provides both aesthetic differentiation on shelves and functional versatility for hanging display and convenient consumer access
3Volume of moving object
If a pouch structure with slot is used for dispensing, then the dispenser becomes compact and portable, but the structure becomes more complex
Solution Approach 1:
The pouch is segmented into functional zones (front wall with slot, rear wall, sidewalls, hanging flap) that can be manufactured and assembled using standard flexible packaging techniques. This segmentation achieves compact dimensions while maintaining structural simplicity through modular construction rather than complex integrated designs
Solution Approach 2:
The invention employs flexible pouch construction with heat-sealed or adhesively bonded seams to create the compact portable structure. This approach achieves space efficiency through flexible form-fitting design while avoiding mechanical complexity by using simple sealing methods rather than complex fastening mechanisms
Data Source
Figure 1
Figure 2~3
Figure 4
AI summary
The present disclosure provides a dispenser for dispensing flexible sheets. The dispenser includes (A) a pouch composed of at least one flexible multilayer film. The pouch includes (i) a front wall joined to a rear wall along a top seal and a bottom seal and (ii) a first sidewall and an opposing second sidewall. Each sidewall is joined to the front wall and the rear wall with a respective first side seal and a second side seal. The pouch also includes (iii) a flap above the pouch that is joined to the pouch along the top seal. The dispenser also includes (B) a roll of continuous flexible sheets in an interior of the pouch. The dispenser further includes (C) a slot along the front wall through which the flexible sheets are removed from the pouch.