Mattress Packaging Device Using Adhesive Tape Sealing

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Solution Overview

Problem

The existing mattress packaging processes are complex and costly due to the need for thermal welding of kraft paper, which results in waste and high material costs, and the difficulty in reusing cut kraft paper.

Innovation Solution

A mattress packaging device and method that simplifies the packaging process by using a combination of folding and sealing mechanisms to wrap mattresses with adhesive tapes, eliminating the need for thermal welding and allowing the use of common kraft paper or plastic film.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If thermal welding of kraft paper is used to seal packaging, then sealing reliability is improved, but manufacturing cost increases and material waste increases

Engineering Contradiction:
Improvesealing reliabilityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent extracts and removes the thermal welding process from the packaging system, replacing it with adhesive tape sealing. This eliminates the need for thermal welding equipment and the associated high-cost kraft paper, while maintaining sealing effectiveness through a simpler, lower-cost adhesive tape application process.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces expensive, specialized thermal-weldable kraft paper with common, inexpensive adhesive tapes. The adhesive tapes are applied directly to standard packaging materials, eliminating the need for costly specialized materials while achieving reliable sealing through a disposable, easy-to-apply tape system.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Reliability

If thermal welding of kraft paper is used to seal packaging, then sealing quality is improved, but packaging process complexity increases

Engineering Contradiction:
Improvesealing qualityVSAvoidpackaging process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent removes the complex thermal welding process and equipment from the packaging line, replacing it with a simple adhesive tape application system. This eliminates heating elements, temperature control systems, and the multi-step welding process, resulting in a much simpler packaging operation that maintains sealing quality.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the thermal-mechanical welding system with a simple mechanical adhesive tape application system. Instead of using heat and pressure to weld kraft paper layers together, the system uses adhesive tapes that are mechanically applied to seal the packaging, dramatically simplifying the process while maintaining sealing effectiveness.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Strength

If thermal welding of kraft paper is used, then material bonding strength is improved, but material waste increases

Engineering Contradiction:
Improvematerial bonding strengthVSAvoidmaterial waste
Core Design Contradiction:
StrengthVSLoss of substance

Solution Approach 1:

The patent replaces expensive thermal-weldable kraft paper with common packaging materials sealed by adhesive tapes. This eliminates the need for specialized high-cost materials and reduces waste, as the adhesive tapes can be applied to standard materials without requiring the expensive properties of thermal-weldable paper.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent extracts and eliminates the thermal welding process that causes material waste through trimming and cutting. By using adhesive tapes instead, the system avoids generating redundant kraft paper waste and eliminates the need for post-welding trimming operations, achieving both strong bonding and reduced waste.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12187468B2Mattress packaging device and packaging method
Publication Date: 2025.01.07 GUANGZHOU LIANROU MACHINERY & EQUIPMENT CO LTD
  • US12187468B2 patent drawing
  • US12187468B2 patent drawing
  • US12187468B2 patent drawing

AI summary

A mattress packaging device includes a first packaging device and a second packaging device, where the first packaging device includes a first folding and vertical sealing mechanism and two corner sealing mechanisms, the first folding and vertical sealing mechanism is configured for folding and vertically sealing a packaging material opening at the end of a mattress, and the corner sealing mechanisms are configured for folding and transversely sealing front corner and rear corner of packaging material on two sides of the mattress; the second packaging device includes two second folding and vertical sealing mechanisms and two first transverse sealing mechanisms, the second folding and vertical sealing mechanisms are configured for folding and vertically sealing the packaging material on two sides of the mattress, and the two first transverse sealing mechanisms are configured for transversely sealing the packaging material on two sides of the mattress.