Sliding Internal Casing for Smoking Article Pack Surface Area
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing cigarette packets with sliding internal casings are difficult to produce on traditional machines, require special blanks, and do not appeal to conservative smokers due to complex designs and aesthetic issues.
Innovation Solution
A cigarette packet design with an external casing that includes both a containing body and a lid, allowing for a large surface area for printing and easy production on standard machines, featuring a breaking line that separates the internal and external components for enhanced versatility and aesthetic appeal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If a sliding internal casing is used to increase visible surface area for promotional messages, then the surface area for communications is improved, but the device complexity and manufacturing difficulty increase
Solution Approach 1:
The packet is divided into two separate casings: an external casing and an internal casing that can slide independently. This segmentation allows each casing to be manufactured separately using standard equipment while enabling increased visible surface area when the internal casing is extracted and displayed
Solution Approach 2:
The internal casing is designed to slide in and out of the external casing, transforming the packet from a static structure to a dynamic one. This allows the packet to adapt between a compact traditional appearance and an expanded promotional display configuration
2Area of stationary object
If a sliding internal casing is used to increase visible surface area for promotional messages, then the surface area for communications is improved, but the ease of manufacture deteriorates
Solution Approach 1:
By segmenting the packet into external and internal casings that can be manufactured separately, the invention enables production on standard packet-making machines without requiring special equipment or blanks, thus improving ease of manufacture while maintaining increased surface area capability
Solution Approach 2:
The external casing is designed to function as a complete packet on its own for traditional use, while also serving as a display case when the internal casing is extracted. This multi-functionality allows standard manufacturing processes to produce a packet that serves multiple purposes
3Ease of operation
If the lid is attached to a flat rear panel that slides with respect to the internal casing, then the opening system is simplified, but the aesthetic appearance deteriorates due to non-aligned rear walls
Solution Approach 1:
The invention separates the lid attachment from the internal casing by attaching the lid to the external casing's rear panel. This segmentation allows the rear walls of both casings to be aligned flush with each other, improving aesthetic appearance while maintaining a simple sliding opening mechanism
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
A packet (1) for smoking articles comprises an external casing, including a containing body (3) and a closing body (4) rotatable around a hinge (5). In order to increase a surface of the packet (1) available for communications to the consumer, advertising messages and suchlike, the packet (1) comprises an internal casing ( 18) slidable with respect to the external casing, the closing body (4) being joined to the internal casing (18) so as to be distanced from the containing body (3) when the internal casing (18) is at least partly extracted from the external casing (2) and the hinge (5) being made on an external wall (22a, 22b) of the internal casing (18).