Continuous Web Paper Transaction Card Manufacturing
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Solution Overview
Problem
Current manufacturing methods for paper substrate transaction cards are costly and inefficient, requiring multiple passes through different machines for printing, die-cutting, and adding magnetic stripes or RFID chips, making them priced similarly or higher than plastic cards, despite paper being a more environmentally friendly option.
Innovation Solution
A continuous web-based manufacturing process that allows for simultaneous printing of card fronts and backs, addition of magnetic stripes and RFID chips in a single pass, and in-line encoding and die-cutting, using a webflexo or web offset press, which reduces production time and costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If sheet-fed methods are used to manufacture paper transaction cards to meet ANSI thickness specifications, then the cards can achieve the required thickness (24-30 mils), but the manufacturing cost increases to be comparable to or higher than plastic cards
Solution Approach 1:
The patent changes the fundamental manufacturing parameter from sheet-fed to continuous web-based production. This allows using thinner paper (7-20 mils) that is bonded in layers to achieve the final card thickness, thereby reducing material cost while meeting ANSI specifications through a different structural approach
Solution Approach 2:
The patent employs composite construction by bonding multiple layers of thinner paper web together to create the final card structure. This composite approach allows achieving the required 24-30 mil thickness at lower cost by using less expensive thinner paper layers rather than requiring expensive thick single-layer paper
2Ease of manufacture
If multiple separate passes through different machines are used for printing, adding magnetic stripes, and die-cutting, then each operation can be performed with specialized equipment, but the production time increases and overall manufacturing cost rises
Solution Approach 1:
The patent merges multiple separate manufacturing operations into a single continuous web-based process. Printing, magnetic stripe application, RFID chip insertion, and die-cutting are all performed in one continuous pass through an integrated system, eliminating the need for multiple separate machine passes and significantly reducing production time
Solution Approach 2:
The continuous web manufacturing system performs multiple functions simultaneously - it prints card designs, applies magnetic stripes, inserts RFID chips, and die-cuts all in one pass. This multi-functional approach replaces the traditional sequence of specialized single-function machines, improving both productivity and cost efficiency
3Manufacturing precision
If single sheets of thick paper (24-30 mils) are printed using traditional methods, then the card fronts and backs can be printed, but the sheets must be turned over and run through the press again, doubling the printing time
Solution Approach 1:
The patent transitions from printing single thick sheets to printing continuous web in a longitudinal orientation. By printing card fronts and backs side-by-side along the length of the continuous web, the system eliminates the need to turn sheets over and re-print, reducing printing time by approximately 50% while maintaining print quality
Data Source
AI summary
An in-line process is provided for economical manufacture of attractive flat paper substrate transaction cards with or without an RFID chip embedded therein. In the user-friendly process, one or more continuous webs from roller paper are automatically fed and sequentially advanced through a series of operations and stations in a single pass.