24 Intermediary

Use an intermediary carrier article or intermediary process.
  • Smartphone protective case absorbing the shock instead of the phone during a fall.
  • Carpenter s nailset, used between the hammer and the nail

Merge one object temporarily with another (which can be easily removed).
  • Pot holder to carry hot dishes to the table
Principe 24 : Smartphone protective case absorbing the shock instead of the phone during a fall.


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Concrete examples

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Is this TRIZ principle frequently used?

This principle is rarely used with 92 instances in the matrix.

This principle is proposed to solve the following contradictions:

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1/24 1/33 1/39 3/19 3/24 3/30 3/36 3/37 3/38 4/23 4/24 5/32 7/38 8/11 9/28 9/31 10/28 10/31 11/8 11/19 11/38 13/30 16/28 17/28 17/29 17/31 19/13 19/17 19/22 19/23 21/27 23/4 23/19 23/26 23/29 23/33 23/36 24/1 24/25 24/26 25/4 25/24 25/28 25/29 25/38 26/23 26/24 27/7 27/8 27/11 27/35 28/9 28/16 28/17 28/25 28/30 28/37 29/23 30/2 30/13 30/19 30/27 30/32 30/39 31/17 31/18 31/26 31/27 32/18 32/21 32/24 32/26 32/30 33/18 33/19 33/23 35/27 36/3 36/18 36/29 36/33 36/38 37/3 37/18 37/23 37/28 38/25 38/36 39/1 39/30 39/32 39/36


The colour indicates the ranking of the proposed principle to solve the contradiction: 1st, 2nd, 3rd, 4th.
This ranking reflects the frequency of occurrence of the principle in the analysed patents for this type of contradiction.
When a principle appears in first position, it means that it is statistically the most used in the patents studied for this type of problem.

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