TRIZ

The Altshuller's Engineering Parameters for the classical Althuller's Contradiction Matrix

1.Weight of moving object 11.Tension, pressure 21.Power 31.Harmful side effects
2.Weight of binding object 12.Shape 22.Waste of energy 32.Manufacturability
3.Length of moving object 13.Stability of object 23.Waste of substance 33.Convenience of use
4.Length of binding object 14.Strength 24.Loss of information 34.Repairability
5.Area of moving object 15.Durability of moving object 25.Waste of time 35.Adaptability
6.Area of binding object 16.Durability of binding object 26.Amount of substance 36.Complexity of device
7.Volume of moving object 17.Temperature 27.Reliability 37.Complexity of control
8.Volume of binding object 18.Brightness 28.Accuracy of measurement 38.Level of automation
9.Speed 19.Energy spent by moving object 29.Accuracy of manufacturing 39.Productivity
10.Force 20.Energy spent by binding object 30.Harmful factors acting on object 40. Send Your Idea


Note. This list is NOT complete (S.D. Savransky 1982). Additional list of Engineering Parameter can be found in the book "Engineering of Creativity".