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Packaging Trends III

1970-1979

Packaging Trends

Availability of packaging increases


The working speed of the machines increases. In keeping with the economic situation, however, the focus is less on increasing output quantities. It is much more on changing the existing technologies so that packaging machines can make a contribution to increasing productivity and lowering costs. Efficiency is increased and the consumption of energy and materials is lowered. User-friendliness and clarity of arrangement increase. The machines are easier to clean. New models need less space for the same function.

Flexibility for long-term purchases

Two directions are followed in the conception of the machines: Maximum performance in a compact construction which is purchased for a specific product packaging, and flexible machines that are combined into a line and that are suitable for various products. The purchasing costs are higher for these, but they can be used over the long term. The idea of a building block system has spread.

Looking ahead to new areas: Microelectronics

There were already signs of the paradigm change that was to take place in the next decade. This was the introduction of computer technology. Microprocessors change weighing technology, for example. At first, the mechanical engineers could not acquire readymade components, so many things – for which there are now suppliers – initially had to be developed in house. Thus, the company Optima (Germany) set up a filling system for coffee in 1978, in which a “micro-computer” developed by Optima themselves made it possible to control the complicated electronics of the process.

More informations and functions

Modular construction (1975)

© CFS

Dixie Union (Germany, today CFS, NL) introduces the Thermoformer DixieVac 2400. This machine is equipped with various modules of different lengths and widths for the machine infeed (film forming), the loading areas and the machine exits (evacuation, sealing, cutting, package outfeed, etc.). Dixie Union was the pionieer in the implementation of modular construction. The DixieVac 2400 is the first model in which the company utilizes an electronic control system, the Siemens Siematic SZ1.

Quantum leap (1978)

© Quantensprung (1978)

By transferring their system to thermoforming machines, the leading supplier of tea bag machines, IMA (I), achieved a quantum leap in the manufacturing of blister packages for the pharmaceutical industry. Prior to this, the processes of thermoforming, filling and sealing of single stripes and their subsequent stacking and cartoning including product leaflets necessitated the operation of three machine components. The C60 unites all of these functions along a length of 4,5m.